27th week of 2014 patent applcation highlights part 20 |
Patent application number | Title | Published |
20140183940 | EMERGENCY START DEVICE OF FUEL CELL VEHICLE - An emergency start device of a fuel cell vehicle having a motor as a driving source is provided and includes a fuel cell that supplies power to a motor and an air blower that supplies air to the fuel cell. A high voltage battery supplies power to the air blower and a direct current (DC) converter increases an output of the high voltage battery to transfer the output to the air blower. In addition, a first switch transfers or intercepts an output of the high voltage battery to the air blower. By directly transferring a voltage of the high voltage battery to the air blower, the fuel cell is driven, when the DC converter fails while driving by the high voltage battery. | 2014-07-03 |
20140183941 | FAIL-SAFE METHOD AND APPARATUS FOR HIGH VOLTAGE PARTS IN A HYBRID VEHICLE - A fail-safe method and apparatus for high voltage parts in a hybrid vehicle is provided. In the fail-safe method, it is determined whether or not a high voltage main relay is turned off. Here, when the high voltage main relay is turned off, a voltage is charged into a direct current (DC) link using a counter electromotive force generated in a motor generator linked with a revolution of an engine. Voltage control is performed such that the voltage of the DC link is uniformly maintained using an inverter for the motor generator. | 2014-07-03 |
20140183942 | POWER SUPPLY SYSTEM, VEHICLE EQUIPPED WITH THE SAME, AND CONTROL METHOD FOR POWER SUPPLY SYSTEM - A power conversion unit including a bidirectional converter, a sub DC-DC converter, and a main DC-DC converter selectively performs first power conversion converting power supplied from outside of a vehicle into charging power for a power storage unit, and second power conversion converting power stored in the power storage unit into output power to the outside of the vehicle. When charging of the power storage unit from the outside of the vehicle is performed in an emergency where power or a power amount to be output to the outside of the vehicle when the second power conversion is performed is requested to be greater than usual, the power conversion unit performs the first power conversion such that a state quantity indicating a state of charge of the power storage unit becomes greater than usual. | 2014-07-03 |
20140183943 | Mobile Vehicle or Equipment Electrical Circuit Disabler - This invention is a way to disable a electrical circuit in a mobile vehicle or equipment. This invention works in conjunction with our previous Patent, EMERGENCY SHUTOFF SYSTEM FOR POWER MACHINERY, WIRELESS MONITORING SYSTEMS, AND EMERGENCY SHUTOFF METHODS. U.S. Pat. No. 7,012,519 | 2014-07-03 |
20140183944 | MULTI-FUNCTION SWITCH FOR VEHICLE - A multi-function switch for a vehicle that includes an operable rotary lever and a light control plate rotatably and integrally mounted on the rotary lever and having a plurality of slits. In addition, a light source radiates light through the light control plate and a photosensor receives the light radiated from the light source through the slits and generates output voltage signals that correspond to the quantities of the received light. | 2014-07-03 |
20140183945 | POWER MANAGEMENT SYSTEM AND MANAGEMENT METHOD - A power management system comprises a power generation equipment that generates power and a storage battery that stores power, and is connected to a power grid. The power management system comprises: a control unit that controls an operation mode of the storage battery so as to start charging the storage battery when a voltage value of the power grid exceeds a predetermined system voltage threshold value. | 2014-07-03 |
20140183946 | REMOTE SWITCH SENSING IN LIGHTING DEVICES - In embodiments of the present invention improved capabilities are described for providing intelligent power control in response to an external power interruption, causing a processor is in an electrical fixture to interrogate an external power control switch to gain an understanding of the switch's state, where prior to the external power interruption the electrical fixture may be powered by external power and where external power may be connected and disconnected by a user of the switch. In the event that the switch's state is determined to be such that it would normally pass power to the electrical fixture, the processor causes the electrical fixture to operate using a backup power supply. In the event that the switch's state is determined to be such that it would normally not pass power to the electrical fixture, the processor causes the electrical fixture to act as if the user of the switch has intentionally removed power. In response to a return of external power, powering the electrical fixture is then through external power where the user of the switch switches external power. | 2014-07-03 |
20140183947 | Methods And Apparatus For Managing And Utilizing Harvested Energy - An apparatus and a method are provided for managing energy harvested from one or more environmental sources and using the harvested energy to power an electronic device. An apparatus includes a primary power source and an energy harvester onboard the apparatus for converting energy from the environmental sources into harvested energy. The apparatus further includes an energy controller connected to the primary power source and the energy harvester, where the energy controller uses the harvested energy to power an electronic device onboard the apparatus. The electronic device can include a hazard detector or an access control device. The apparatus can also provide backup power using the harvested energy to power the electronic device when the primary power source fails. | 2014-07-03 |
20140183948 | METHOD AND CONTROLLER FOR CONTROLLING SUPPLY OF POWER FROM A BATTERY TO A LOAD - A controller implemented method for controlling supply of power from a first battery to at least one load is provided. The controller is configured to interface with a database that includes permission data representing at least one respective associated time period for the, or each, load. The method includes reading the permission data from the database and permitting supply of power from the first battery to the, or each, load during the time period associated with that load. | 2014-07-03 |
20140183949 | DIRECT-CURRENT POWER SUPPLY UTILIZING SYSTEM AND DIRECT-CURRENT MICROGRID NETWORK UTILIZING SAME - A direct-current power supply utilizing system includes: at least one direct-current power supply that produces a direct-current output; an alternating-current commercial power supply; a direct-current converter that converts the alternating-current commercial power supply into direct-current power; and a direct-current load device that receives supply of direct-current power from both at least one direct-current power supply and the commercial power supply which has been converted into direct-current power, where a back-flow prevention diode is individually connected between the at least one direct-current power supply and the direct-current load device and between the direct-current converter and the direct-current load device, and a power supply priority supply device that preferentially supplies power to the direct-current load device from the side of the direct-current power supply is connected. | 2014-07-03 |
20140183950 | SHUTDOWN SYSTEM AND METHOD FOR PHOTOVOLTAIC SYSTEM - A method and system is provided for achieving power shut down or disconnect at individual solar panel level for a DC solar power system. The system provides fail safe power disconnect for emergencies or electrical system maintenance. A high-frequency current source signal is transmitted over DC power lines to each junction box of a photovoltaic panel array. The high frequency signal is transmitted concurrently with the DC power, and is isolated from an inverter by an inductor. A communications receiver circuit controls the PV panel to short circuit the PV panel output terminals and disconnect the PV panel from the output terminals in response to the high-frequency signal. | 2014-07-03 |
20140183951 | SUPER N-PHASE SWITCHING MODE POWER SUPPLY - A power supply system. The power system includes a power supply controller for supplying a control signal. The power system also includes a plurality of MOSFET drivers controlled by the control signal. The power system also includes a plurality of power channels. Each of the power channels includes a plurality of MOSFETs that is controlled by a corresponding MOSFET driver. The plurality of power channels is configured to generate a plurality of power signals, wherein the control signal controls delivery of the plurality of power signals through each of the power channels. | 2014-07-03 |
20140183952 | APPARATUS AND METHOD FOR MEASURING POWER CONSUMPTION - A power consumption measurement apparatus includes a power meter, a multi-meter, and a data collector. The power meter obtains first power consumption data indicative of the power supplied from an AC power supply to an AC-to-DC converter. The multi-meter obtains second power consumption data indicative of the power consumed by each of loads. The data collector synchronously collects the first power consumption data from the power meter and the second power consumption data from the multi-meter. A method for measuring power consumption is also provided. | 2014-07-03 |
20140183953 | THREE PORT CONVERTER WITH DUAL INDEPENDENT MAXIMUM POWER POINT TRACKING AND DUAL OPERATING MODES - A method and apparatus for a three port converter with independent dual input comprising: a first DC port for coupling a first half-bridge circuit of the three-port converter to a first external DC line, a second DC port for coupling a second half-bridge circuit of the three-port converter to a second external DC line, wherein the second half-bridge circuit is decoupled from the first half-bridge circuit, and an AC port for coupling to an external AC line, wherein (i) the first half-bridge circuit and the second half-bridge circuit are operated as a full H-bridge during a full-bridge operating mode, and (ii) the first half-bridge circuit or the second half-bridge circuit is operated as a half H-bridge during a half-bridge operating mode. | 2014-07-03 |
20140183954 | POWER SUPPLY DEVICE AND ELECTRIC APPARATUS - A power supply device is connected to an external power supply and supplies electric power to a load. The power supply device includes a battery terminal that is used to connect a secondary battery, a superposition unit that superposes second electric power output from the secondary battery on first electric power supplied from the external power supply, and that outputs resultant electric power to the load; a power consumption amount retrieve unit that retrieves a power consumption amount of the load; and a controller that controls an amount of the second electric power to be output from the secondary battery, based on the power consumption amount. | 2014-07-03 |
20140183955 | System For Common Redundant Bypass Feed Paths In Uninterruptible Power Supplies - An uninterruptible power supply (UPS) system includes an inverter feed path and a plurality of bypass feed paths configured to couple to an AC voltage source such that each bypass feed path includes a switch configured to couple the AC voltage source to the load when closed. The switch in each bypass feed path may be rated to conduct current that corresponds to an output of the inverter feed path. Each bypass feed path may be coupled in parallel with each other and the inverter feed path. The UPS system may also include at least one controller coupled to a respective inverter and to a respective rectifier in the inverter feed path and a plurality of controllers. Each controller may be coupled to a respective switch such that the at least one controller and the plurality of controllers communicate with each other via at least two communication buses. | 2014-07-03 |
20140183956 | AC BACKUP POWER SYSTEM - An AC backup power system controls a power supply to selectively connect to a primary AC power source or a backup AC power source through a switching module. The switching module is controlled by a monitoring module. The monitoring module has a power monitoring unit, a first circuit switch, a second circuit switch, and a first processor. When the power monitoring unit detects an interruption of primary AC current, the first circuit switch that is normally closed is immediately turned off. The first processor then drives the switching module to connect to the backup AC power source. Once the backup AC power source reaches the zero-crossing point, the second circuit switch is turned on so that the backup AC power source provides power to the power supply. The power supply receives power at the zero-crossing point to avoid problems of sparks and coke deposition. | 2014-07-03 |
20140183957 | FRAME (Forced Recuperation, Aggregation and Movement of Exergy) - The present invention is directed to an apparatus for more efficient exergy and power usage in data centers. Denominated FRAME (standing for “Forced Recuperation, Aggregation & Movement of Exergy”), the apparatus is a power production and exergy management system (exergy being energy available to do useful work, as opposed to energy, which can be changed to a form, usually heat, rendering it unavailable). The apparatus integrates generally isothermal operation with phase-change and single-phase liquid cooling having variable operating temperatures and pressures, aided by a dynamically reconfigurable “thermal bus” comprising multi-fluid thermal fluid transport channels, virtual plumbing, and associated support devices. The apparatus minimizes exergy use through efficient operation and by recuperating and aggregating useful exergy that may then be dynamically repurposed to meet energy or power needs that would otherwise have to be met via external means. | 2014-07-03 |
20140183958 | UNINTERRUPTIBLE POWER SYSTEM AND METHOD OF OPERATING THE SAME - An uninterruptible power system and a method of operating the same are disclosed. The uninterruptible power system includes a power conversion apparatus, a switch unit, a first voltage detection unit, a second voltage detection unit, and a comparison unit. The power conversion apparatus receives an AC power source and converts the AC power source to supply an AC load. The first voltage detection unit detects an input voltage of the power conversion apparatus and produces a first voltage signal. The second voltage detection unit detects an output voltage of the switch unit and produces a second voltage signal. Under the AC power source is disabled and the power conversion apparatus provides a backup power to supply the AC load, the switch unit is detected in a fault operation when the first voltage signal is compared by the comparison unit to equal to the second voltage signal. | 2014-07-03 |
20140183959 | UNINTERRUPTIBLE POWER SUPPLY - An uninterruptible power supply is having a battery, a power inverter circuit for inverting the electrical power of the battery, and a voltage control circuit. The voltage control circuit controls the power inverter circuit, so that the output voltage of the power inverter circuit is maintained at a standby voltage lower than a rated voltage under the condition of a power failure detection signal being not output from an external power supply and the output voltage of the power inverter circuit equals the rated voltage under the condition of the power failure detection signal being output from the external power supply. | 2014-07-03 |
20140183960 | PHOTOVOLTAIC POWER GENERATION SYSTEM - A photovoltaic (PV) power generation system comprising an array of PV cell modules arranged in strings connected via secondary stage power efficiency optimizers to a central inverter is provided. In at least one of the strings, sunlight receiver assemblies (including the PV cells) of the PV cell modules are provided each with a corresponding primary stage or integrated power efficiency optimizer to adjust the output voltage and current of the PV cell. The PV cell modules can, but need not include optical concentrators. | 2014-07-03 |
20140183961 | Responding to Local Grid Events and Distributed Grid Events - A control system for an energy storage device is coupled to sensors on an electrical grid. The control system is configured to receive a measurement from each of the sensors. The control system determines, based on the received measurements, whether a grid event is a local event or a distributed event. The control system selects a response mode for controlling the energy storage device based on whether the grid event is determined to be a local event or a distributed event. | 2014-07-03 |
20140183962 | DUAL MODE WIRELESS CHARGING SOURCE AND SINK - A first device may have a processor and a power management system configured to receive a request from a second device. The first device may receive attribute data from the second device and compare the attribute data of the second device to attribute data of the first device. The first device may then determine whether the second device is a qualifying device based on the comparison and it may also determine a power transfer mode of the first device based on whether the device is a qualifying device and on the attribute data of the first and second device. | 2014-07-03 |
20140183963 | Power Transmission in Drilling and related Operations using structural members as the Transmission Line - A generating system or transmission system for imparting and transmitting electrical power onto a continuous long electrical conductor for use related to drilling and fluid piping operations. The transmission system may include a power generator/transmitter, voltage transformers, a movable transmission line including the rotational (tubing, piping, casing, liner hanger, drill string, etc.) a receiving circuit/receiver that may be tuned for impedance matching and a converting device to output the transmitted power at a predetermined voltage to be either used immediately by a power consuming device or to be stored in a energy harvesting array such as but not limited to batteries. | 2014-07-03 |
20140183964 | Power Transmitting Device Having Power Theft Detection and Prevention - A wireless power transfer system is disclosed that includes multiple levels of authentication and several different options for implementing theft prevention. The power station can perform a first authentication procedure to collect billing information of the device to receive power. If the first authentication succeeds, the power station then performs a second authentication procedure in which it sends one or more test power signals to the receiving device. The power station estimates the amount of power that should actually be received by the receiving device and compares the estimate to a reported value sent from the receiving device to ensure that the reported value is within an acceptable margin of the estimate value. If either authentication fails, the power station can take power theft prevention methods to prevent the receiving device from acquiring free power. | 2014-07-03 |
20140183965 | ELECTRONIC COMPONENT, POWER FEEDING DEVICE, AND POWER FEEDING SYSTEM - To perform wireless power transfer without needing a feedback coil, an electronic component includes: a drive transistor to be connected in series to a resonant circuit, the resonant circuit including a feeding coil for feeding power to a receiving coil and a resonant capacitor configured to resonate with the feeding coil; and a drive control section for controlling the drive transistor. The drive control section includes an ON-signal generation section for generating, when a potential difference across the drive transistor falls within a given threshold range, a control signal for controlling the drive transistor to a conductive state for a predetermined first period and thereafter controlling the drive transistor to a non-conductive state. | 2014-07-03 |
20140183966 | Inductive Power Supply System for Electric Operation Machine - An object of the present invention is to provide an inductive power supply system for an electric operation machine capable of readily increasing an allowable amount of a positional displacement between primary and secondary coils. An inductive power supply system for an electric operation machine having an electric storage device and a power receiver includes a power feeder provided with a pair of primary coils connected in series circuit to generate a magnetic dipole at energization. The power receiver has a secondary coil interlinkable to a magnetic flux generated by the primary coils and at the energization of the primary coils. | 2014-07-03 |
20140183967 | APPARATUS AND METHOD FOR RESONANCE IN WIRELESS POWER TRANSMISSION SYSTEM - A resonant apparatus in a wireless power transmission system, includes a main resonant unit configured to form magnetic resonant coupling between the resonant apparatus and a resonator. The resonant apparatus further includes a field guiding resonant unit configured to focus a magnetic field on an internal portion of the main resonant unit, and a field additive resonant unit configured to adjust a magnitude of a magnetic field formed between the main resonant unit and the field guiding resonant unit. | 2014-07-03 |
20140183968 | INDUCTIVE POWER TRANSFER CONVERTER - A bidirectional inductive power transfer (IPT) power converter comprising a cycloconverter, coupled to an AC port, and a resonant circuit, coupled to the cycloconverter, for storing energy and coupling energy to an IPT port. | 2014-07-03 |
20140183969 | WIRELESS POWER BRIDGE - A wireless power bridge that allows magnetic transmission of energy across a solid barrier such as a wall. A circuit is described for controlling the operation. | 2014-07-03 |
20140183970 | CONTACTLESS POWER TRANSMISSION DEVICE, AND POWER FEEDER AND POWER RECEIVER FOR USE IN THE SAME - A power feeder of a contactless power transmission device includes a housing base member, a primary coil provided on the housing base member and configured to generate magnetic flux, a cover attached to the housing base member and configured to cover the primary coil, a capacitance sensor including a detection electrode between the primary coil and the cover, and configured to detect foreign matter around the cover based on a change in capacitance detected using the detection electrode, and a high-dielectric member embedded in the cover and having a permittivity higher than that of a material for the cover. | 2014-07-03 |
20140183971 | WIRELESS POWER TRANSMITTER AND WIRELESS POWER RECEIVER - An automatic tuning assist circuit is coupled with a transmission antenna. The transmission antenna injects a first correction current into, or otherwise draws the first correction current from, the transmission antenna. In the first state, the first auxiliary coil is coupled with the transmission antenna. In this state, the first correction current I | 2014-07-03 |
20140183972 | WIRELESS POWER TRANSMITTER AND WIRELESS POWER RECEIVER - An automatic tuning assist circuit is coupled with a transmission antenna. The automatic tuning assist circuit injects a correction current into, or otherwise draws the correction current from, the transmission antenna. An H-bridge circuit is arranged between a first terminal and a second terminal coupled with the transmission antenna. The H-bridge circuit is switched on and off with a frequency that is equal to the frequency of a driving voltage. A third auxiliary coil is arranged between the output terminals of the H-bridge circuit. | 2014-07-03 |
20140183973 | WIRELESS POWER CONVERTER UTILIZED AS A CAPACITIVE POWER TRANSFER SYSTEM - A direct current (DC) to alternating current (AC) wireless converter apparatus ( | 2014-07-03 |
20140183974 | UNIVERSAL POWER INTERFACE - An electronic device is provided that may include an input port to couple to an external device, and a universal power interface to determine a type of the external device connected to the input port based at least on a voltage of a voltage supply line. The universal power interface may provide a power delivery path based on the determined type of the external device. | 2014-07-03 |
20140183975 | BROWNOUT RECOVERY CIRCUIT FOR BOOTSTRAP CAPACITOR AND SWITCH POWER SUPPLY CIRCUIT - In one embodiment, a brownout recovery circuit configured for a switch power supply circuit with a first switch, can include: (i) an under-voltage detection circuit that activates a detection signal when a bootstrap capacitor is not in an under-voltage state, and deactivates the detection signal when the bootstrap capacitor is in the under-voltage state; (ii) a logic circuit that generates a first control signal according to a main control signal from the switch power supply circuit and a second switch state; (iii) a first control circuit that generates a first switch signal according to the detection signal, and controls the first switch thereby; and (iv) a second control circuit that receives the first control signal, and generates a second switch signal to control the second switch thereby. | 2014-07-03 |
20140183976 | Method and System for a Connection System Operable to Sink and Source Supply Power - Aspects of a method and system for a connection system operable to sink and source supply power are provided. In this regard, one or more circuits within a connector that resides in a networking enabled device may be operable to determine whether the networking enabled device is to operate as a powered device or as a power supplying device. Based on a result of the determination, the one or more circuits may be operable to couple power pins of the connector to either a first power rail of the networking enabled device or a second power rail of the networking enabled device. The determination of whether the networking enabled device is to operate as a powered device or as a power supplying device may be based on a voltage on a sense pin of the connector and/or based on mechanical characteristics of the connector. | 2014-07-03 |
20140183977 | Plug and Power Distribution and Control Apparatus - Invention describes apparatus providing plug-and-power distribution of power and communications for: residential, commercial, industrial applications, and for electro-mechanical devices and computer systems. Invention transforms existing labor-intense installations into plug-and-power modular systems. For specific project, pre-designed, pre-fabricated kits, including factory assembled and tested: power and control modules, interface cables, will be delivered directly to the installation site. Labor intense operations, including: wire stripping, wire crimping are replaced with plug-and-power components. Apparatus has no exposed hot leads accessible by bare hands, including service personnel. Invention will: significantly lower labor costs, reduce installation time, improve power distribution safety, reliability, utilization efficiency, and quality. Application of shielded cables and shielding of other components within the apparatus, will significantly lower electrical power emissions, benefiting the environment for all—the end users and other technologies. Invention describes plug-and-power DC power distribution replacing existing AC power distribution, further improving safety and efficiency. | 2014-07-03 |
20140183978 | POWER SUPPLY APPARATUS, METHOD, AND RECORDING MEDIUM - A power supply apparatus includes a power supply unit configured to wirelessly supply power to a power receiving device, a first communication unit configured to perform short-range wireless communication and include a first communication mode and a second communication mode, a second communication unit configured to perform wireless communication, a selection unit configured to select the first communication mode or the second communication mode as a communication mode of the first communication unit in accordance with whether the power supply apparatus is in a first mode, a second mode, or a third mode, and a control unit configured to control the communication performed by the first communication unit in accordance with the communication mode of the first communication unit selected by the selection unit. | 2014-07-03 |
20140183979 | LEVITATED-MICRO MANIPULATOR SYSTEM - A system has a first operation substrate, the operation substrate having at least one sliding surface and at least one conductive trace in a layer in the substrate, at least one flex circuit magnetically coupled to the operation substrate, the flex circuit having at least one sliding surface and at least one conductive trace in the substrate, and at least one manipulator moveable across the sliding surfaces of the operation substrate and the flex circuit by magnetic fields generated by application of current to the conductive traces. | 2014-07-03 |
20140183980 | CONVEYING APPARATUS - A conveying apparatus includes: a housing; a movable member; a linear motor; and a cover. The linear motor includes a primary magnetic pole and a secondary magnetic pole each having a facing surface that faces the other and that is a plane along the longitudinal direction of the housing. The cover allows the primary magnetic pole to be located in an atmospheric environment, and the secondary magnetic pole to be located in a vacuum environment or a reduced pressure environment by separating the primary magnetic pole and the secondary magnetic pole from each other. The primary magnetic pole and the secondary magnetic pole face each other so that a direction of a magnetic attraction force generated therebetween and acting on their facing surfaces is different from directions of forces acting, due to an atmospheric pressure outside the housing, on the wall of the housing on which the cover is provided. | 2014-07-03 |
20140183981 | TRAVERSE FLUX INDUCTION MOTOR WITH PASSIVE BRAKING SYSTEM - A transverse flux induction motor (“TFIM”) is described in accordance with the present invention. The TFIM may be a linear induction motor or a rotary induction motor. The TFIM includes a primary motor element and secondary motor element. The primary motor element includes a plurality of coils and at least one magnetic element. The plurality of coils are arranged to generate a control flux along a first direction when power is applied to at least one coil of the plurality of coils and the at least one magnetic element is arranged to generate a bias flux in a second direction that is substantially transverse to the first direction. The secondary motor element is moveable in the first direction, relative to the primary motor element, in response to the control flux. | 2014-07-03 |
20140183982 | INERTIAL DRIVE ACTUATOR - An inertial drive actuator includes a shift unit that generates a shift in a first direction and in a second direction opposite to the first direction, a base plate that moves with the shift of the shift unit, and a mover disposed on a surface of the base plate and having a magnetic field generating unit. The mover has a first yoke that guides magnetic flux generated by the magnetic field generating unit such that the magnetic flux concentrates on a surface of the mover facing the base plate with respect to both S and N poles. Also included is a second yoke provided on a side of the base plate facing away from the mover. The frictional force acting between the mover and the base plate is controlled by controlling a magnetic field generated by the magnetic field generating unit to drive the mover. | 2014-07-03 |
20140183983 | PLASTIC-PACKAGE MOTOR - A plastic-package motor, including: a rotating shaft, a rotor assembly, a plastic-package stator, a front end cover, a rear end cover, an injection-molding end plate, and a conducting strip. The rotating shaft and the rotor assembly are installed and connected together. The plastic-package stator is sleeved outside the rotor assembly. The front end cover is injection-molded on the injection-molding end plate at the bottom of the plastic-package stator. The injection-molding end plate is covered outside the front end cover. The rear end cover is installed at the other end of the plastic-package stator, and two ends of the rotating shaft are supported on a bearing of the front end cover and a bearing of the rear end cover, respectively. One end of the conducting strip is electrically connected with the front end cover. | 2014-07-03 |
20140183984 | RESIN-MOLDED ROTATING MACHINE - In a motor that is molded with resin in part or as a whole, thermal expansion caused by temperature rise due to reduction in size and increase in output causes application of stress equal to or greater than fracture stress to the resin, thus generating cracks. | 2014-07-03 |
20140183985 | Rotating Electric Machine and Method for Manufacturing Stator Coil of Rotating Electric Machine - A large peeling force due to heat occurs at the boundary between the insulation coating over the coil end and the coil conductor when the stator coil emits heat and reaches a high temperature due to the high output of the rotating electric machine that causes the insulation coating to peel from the conductor consequently causing insulation defects. A sloped surface is formed on the insulation coating so that the thickness of the tip of the insulation coating on the coil end has a shape having a slope that becomes gradually thinner towards the welded coupling section made by welding the conductor. | 2014-07-03 |
20140183986 | Assemblies and Methods for Cooling Electric Machines - Cooling assemblies and methods, including, for example, at least one bar (e.g., electrically insulated and/or thermally conductive bar(s)), members (e.g., i-beams, rectangular members, and the like), stator laminations, rotor laminations, and/or combinations thereof, such as those configured to cool electric machines (e.g., electric motors and generators). | 2014-07-03 |
20140183987 | SPINDLE MOTOR AND MOTOR UNIT - A motor unit includes a rotating portion and a stationary portion. The rotating portion includes a shaft, a rotor hub, and a rotor magnet. The rotor hub includes a top plate portion and a cylindrical portion. The stationary portion includes a sleeve and an armature. The armature is arranged radially opposite the rotor magnet. A lubricating fluid is arranged between an outer circumferential surface of the shaft and an inner circumferential surface of the sleeve with at least one of the outer circumferential surface of the shaft and the inner circumferential surface of the sleeve including an upper radial dynamic pressure groove array and a lower radial dynamic pressure groove array. An axial position of a center of gravity of the rotating portion is arranged above an axial position of the lower radial dynamic pressure groove array. | 2014-07-03 |
20140183988 | Assemblies For Cooling Electric Machines - Cooling assemblies (e.g., tubes, members (e.g., i-beams, rectangular members, and the like), stator windings, stator laminations, and/or combinations thereof), such as those configured to cool electric machines (e.g., electric motors and generators). | 2014-07-03 |
20140183989 | LAMINATED CORE ASSEMBLY - The invention relates to a laminated core assembly of an electric generator, in particular of a generator of a gearless wind turbine. The laminated core assembly comprises at least one laminated core, at least one winding arranged around the laminated core, and an electrical insulating means arranged between the laminated core and the winding, wherein the insulating means has a composite material for conducting the heat arising in the winding. | 2014-07-03 |
20140183990 | ARRANGEMENT AND METHOD FOR COOLING AN ELECTRIC MACHINE - A method and an arrangement for cooling an electric machine, including an electric machine and at least one blower connected to an axle of the electric machine for blowing a cooling agent into the electric machine or for sucking it from the electric machine, wherein the at least one blower is a side channel blower. | 2014-07-03 |
20140183991 | Apparatuses And Methods For Cooling Electric Machines - Cooling apparatuses and methods comprising cooling apparatuses, such as those configured to be coupled to and/or cool electric machines (e.g., motors, generators, and the like). | 2014-07-03 |
20140183992 | MOTOR AND MANUFACTURING METHOD THEREOF - There are provided a switched reluctance motor which can be easily manufactured and available for automation, and a manufacturing method thereof. The motor includes: a stator with a coil wound therearound; and a control board coupled to one side of the stator, the coil being electrically connected to the control board, wherein the control board includes a coupling recess in which the coil is fixedly bonded and a guide recess allowing the coil to be moved into the coupling recess from the outside of the control board. | 2014-07-03 |
20140183993 | STATOR OF ROTARY ELECTRIC MACHINE - An extended end portion ( | 2014-07-03 |
20140183994 | HOUSING CORE INDUCTOR AND MOTOR ASSEMBLY USING THE SAME - Disclosed herein are a housing core inductor and a motor assembly using the same. The housing core inductor includes: a housing core formed by stacking a plurality of plate bodies on a lower surface of a housing body of a housing of a motor assembly, each of the plurality of plate bodies including a central portion provided with a through-hole through which a shaft penetrates and a plurality of arms extended from the central portion in a radial direction to form a plurality of space parts; and a coil wound around the plurality of arms of the housing core. | 2014-07-03 |
20140183995 | Vibration-Proof Structure For Electric Circuit Of Electric Compressor - A vibration-proof structure for an electric circuit for use in an inverter-integrated electric compressor can reduce cost and weight of the compressor and can have excellent productivity. The vibration-proof structure for the electric circuit of the electric compressor for use in a vehicle air conditioner, the compressor integrally including a motor for driving a compression mechanism and an electric circuit which controls drive of the motor, the structure being characterized in that an assembly | 2014-07-03 |
20140183996 | Magnetic Powertrain and Components - Magnetic powertrains for vehicles comprised of magnetically integrated transmission systems and components built from a plurality of magnetic gears are provided. Embodiments provide magnetic clutches, magnetic differentials, and assemblies of kinetic-electric CVTs integrating one or more motors with a flywheel by the use of magnetic gears. | 2014-07-03 |
20140183997 | GEAR MOTOR - A gear motor is provided with a motor, a decelerator, an output shaft of the decelerator coupled to a driven shaft of a driven machine, and a torque arm for preventing rotation of the gear motor around the driven shaft. One end of the torque arm is fixed to the gear motor and the other end is fixed to an installation seat. The torque arm is provided with a damper mechanism. | 2014-07-03 |
20140183998 | Current Diverter Ring - The current diverter rings (CDRs), captured CDRs, bearing isolators, and explosion-proof CDRs serve to dissipate an electrical charge from a rotating piece of equipment to ground, such as from a motor shaft to a motor housing. One embodiment of the explosion-proof CDR includes a stator that may be mounted to the equipment housing and a rotor that may be mounted to a shaft. The rotor may rotate with the shaft may be encompassed by stator and a cap, which cap may be secured directly to the stator or the housing. A conductive assembly may be positioned in a radial channel formed in the stator such that the conductive assembly contacts the shaft to conduct electricity from the shaft to the housing. Another embodiment of an explosion-proof CDR does not require a rotor. The explosion-proof CDR may be configured to define a flame path to achieve various explosion-proof certifications. | 2014-07-03 |
20140183999 | SPINDLE MOTOR - There is provided a spindle motor including: a rotating member including a shaft having a fixation groove provided in a lower portion thereof, a hub base extended from an upper end of the shaft in an outer radial direction, and a magnet support part extended downwardly from an outer edge of the hub base in an axial direction; a sleeve rotatably supporting the rotating member and including a reception groove depressed downwardly from an upper surface thereof in the axial direction; and a stopper member including a fixation part inserted into the fixation groove and a flange part extended from the fixation part in the outer radial direction, wherein the hub base includes a protrusion part protruding from one surface of the hub base and received in the reception groove. | 2014-07-03 |
20140184000 | SPINDLE MOTOR - There is provided a spindle motor including: a sleeve rotatably supporting a shaft; a rotor coupled to an upper end of the shaft and rotating in conjunction with the shaft; a stopper portion coupled to a main wall portion protruded from one surface of the rotor and facing an outer circumferential surface of the sleeve; a stator holder having a fixed portion coupled to an outer circumferential surface of the sleeve, an installation portion to which a core having a coil wound therearound is fixed, and a connection portion connecting an upper end of the fixed portion and an upper end of the installation portion; and a base member fixedly coupled to the stator holder. | 2014-07-03 |
20140184001 | SPINDLE MOTOR - There is provided a spindle motor including a shaft including a body part and an extension part extended from an upper portion of the body part in an outer diameter direction, a sleeve rotatably supporting the shaft, and a rotor rotating together with the shaft and including a stopper part facing an outer peripheral surface of the sleeve, wherein the extension part and the rotor are coupled to each other outwardly of the outer peripheral surface of the sleeve in the outer diameter direction. | 2014-07-03 |
20140184002 | PLANETARY PUSH-PULL ELECTRIC MOTOR - A planetary push-pull electric motor comprising a ring stator fixedly mounted on the central axis of the planetary push-pull electric motor; a planetary rotor arranged to be magnetically movable around an inner circumference of the ring stator, the planetary rotor rotatably mounted on an eccentric rotor axis in respect to the central axis of the ring stator; a series of electromagnets radially mounted about the ring stator for generating magnetic fields; and a means for transferring rotation of the eccentric planetary rotor axis to directly power an output shaft, wherein when the series of electromagnets are activated, the planetary rotor is magnetically impelled to pivot and roll from one temporary, moving contact line to an adjacent one, creating a rotary moment upon each of the temporary, moving contact lines, providing a power output. | 2014-07-03 |
20140184003 | SYSTEMS AND METHODS FOR ROTATIONAL ALIGNMENT OF A DEVICE UNDER TEST - Systems and methods for rotational alignment of a device under test are disclosed herein. These systems include a chuck that includes a rotational positioning assembly that includes a lower section and an upper section that is configured to selectively rotate relative to the lower section about a rotational axis. The rotational positioning assembly further includes a first bearing that is configured to support a radial load between the upper section and the lower section and a second bearing that is configured to support a thrust load between the upper section and the lower section. The methods include providing a fluid stream to the second bearing to permit rotation of the upper section relative to the lower section, rotating the upper section relative to the lower section, and ceasing the providing the fluid stream to the second bearing to restrict rotation of the upper section relative to the lower section. | 2014-07-03 |
20140184004 | ELECTRIC MOTOR - An electric motor includes a rotor having a rotary shaft, a pair of ball bearings for supporting the rotary shaft, and two brackets having bearing housings for holding the ball bearings. The motor further includes a washer between one of the ball bearings and an end wall of one of the bearing housings. The washer includes a plurality of claws. The washer is configured including a ring-shaped yoke and the claws the center parts of which are fastened to the yoke. These claws are configured to be bent in a U-shape, and the center part of the U-shape is fastened to the yoke. | 2014-07-03 |
20140184005 | ROTOR FOR DRIVE MOTOR - A rotor is provided that includes a rotor core formed in a cylindrical shape so as to be disposed and rotatable in a hollow portion of a hollow cylinder of a stator and a rotating shaft that penetrates a rotational center of the rotor core and rotates together with the rotor core accordingly. Furthermore, permanent magnets are disposed along a circumference of the rotor core and are each divided into a plurality of individual units along an axial direction of the rotor core. In particular, the plurality of individual units includes an intermediate permanent magnet positioned at a center portion in the axial direction. This intermediate permanent magnet is made of a material having coercive force higher than that of the other individual units. | 2014-07-03 |
20140184006 | ROTOR ASSEMBLING METHOD FOR ELECTRIC TURBO-CHARGER AND ROTOR ASSEMBLED BY THE SAME - A rotor assembling method for a turbo-charger may include washing and preparing components of a rotor having a connector, a permanent magnet, end caps, a retention ring, and a center pipe, inserting the connector into the permanent magnet, thermally inserting one or more end caps into the connector by cooling the connector and heating the one or more end caps under a first high-temperature condition for a first predetermined time to form a permanent magnet assembly, thermally inserting the permanent magnet assembly into the retention ring by cooling the permanent magnet assembly and heating the retention ring under a second high-temperature condition for a second predetermined time to form a rotor assembly, thermally inserting the center pipe into the rotor assembly by heating the rotor assembly under a third high-temperature condition for a third predetermined time to form a rotor assembling body, and post processing the rotor assembling body. | 2014-07-03 |
20140184007 | ROTOR FOR AN ELECTRICAL MACHINE - A rotor that includes a rotor core assembly secured to a shaft. The rotor core assembly includes a magnet and an end cap secured to an end of the magnet. Each of the magnet and the end cap has a bore into which the shaft extends. The end cap forms an interference fit with the shaft. The magnet forms a clearance fit with the shaft and an adhesive is located in the clearance between the magnet and the shaft. Additionally, a method of manufacturing the rotor. The method includes inserting the shaft into the bore of the end cap. An adhesive is then introduced into the bore of the magnet and the shaft is inserted into the bore of the magnet so as to cause adhesive to be drawn into the clearance defined between the magnet and the shaft. | 2014-07-03 |
20140184008 | BRUSHLESS DIRECT CURRENT (BLDC) MOTOR - A brushless direct current (BLDC) motor includes a magnet which includes N poles and S poles extending in the up-down direction. The N poles and S poles are arranged to alternate with each other, surround an exterior of a shaft, and have a cylindrical shape when assembled. The magnet has upper and lower tapered portions in upper and lower portions thereof, with the diameter decreasing in the direction toward opposite ends, and a fixing center groove formed in the middle thereof. Fixing caps respectively have inclined portions at positions corresponding to the upper and lower tapered portions of the magnet so that the tapered portions fit into the inclined portions, thereby fixing an axial position of the magnet. A center ring is fitted into the center groove of the magnet in order to prevent the magnet from being dislodged while a rotor is rotating. | 2014-07-03 |
20140184009 | ROTATING ELECTRIC MACHINE - A motor is provided having a consequent-pole type rotor that has soft magnetic material poles and magnetic poles positioned around the rotor in an alternating manner. A convex surface on each of the poles is formed as a surface in which a midpoint of the convex surface has a radial distance from the rotation axis that is greater than a radial distance of the circumferential edges of the convex surface from the rotation axis. A radial width of a first magnetism transfer part of a cylindrical yoke and a radial width of a second magnetism transfer part of the magnetic pole fulfill a relationship such that an appropriate balance of the magnetic resistance between the first magnetism transfer part and the second magnetism transfer part is achieved. As a result, cogging torque is reduced without reducing output torque. | 2014-07-03 |
20140184010 | ELECTRIC MACHINE - The invention relates to a synchronous machine with hybridenergisation, in particular a generator for supplying the electrical system of a motor vehicle, comprising a laminated stator ( | 2014-07-03 |
20140184011 | Stator for Rotating Electrical Machine and Rotating Electrical Machine - A stator for a rotating electrical machine includes a stator core including a plurality of slots arrayed in a circumferential direction and a stator winding formed of a conductor having a rectangular cross section and an insulation coating. The stator winding is configured to be inserted in the slot. The stator winding includes a first, a second, and a third phase windings constituted by connecting a plurality of segment coils formed in an approximate U-shape. The stator winding also includes a first neutral wire formed of a single continuous conductor extending across a first slot and a second slot, and configured to connect the first phase winding and the second phase winding. The stator winding further includes a second neutral wire pulled out from a third slot and configured to connect the third phase winding and the first neutral wire. | 2014-07-03 |
20140184012 | ROTATING ELECTRIC MACHINE - A rotating electric machine includes a rotor, a stator and an Insulating resin. The stator includes a stator core and a stator coil that is partially received in slots of the stator core so as to have a pair of coil end parts protruding outside of the slots respectively on opposite axial sides of the stator core. The stator coil is formed of a plurality of electric wire segments, each of which includes an electric conductor and an Insulating coat that covers an outer surface of the electric conductor. The insulating resin is applied to the coil end parts of the stator coil so as to cover the outer surfaces of the insulating coats of the electric wire segments forming the stator coil. Further, a tensile strength of the insulating coats of the electric wire segments is higher than an adhesion strength between the insulating resin and the Insulating coats. | 2014-07-03 |
20140184013 | STATOR FOR SYNCHRONOUS MOTOR - A stator for a motor that includes an armature coil that generates an N-pole and an S-pole by applying a current and forty-eight slots radially formed at which the coil is disposed and in which the armature coil alternately implements N-poles and S-poles by arranging six slots as a single unit as the current is applied to the coil. The slot includes a plurality of phase drawing out slots, and when the order of the phase drawing out slots is determined in a clockwise direction by setting one phase drawing out slot as a first phase drawing out slot, at least two methods of winding the armature coil to turn around the slot may be used to decrease a distance from the first phase drawing out slot to the last phase drawing out slot to a minimum value by setting a cell between neighboring slots as a unit. | 2014-07-03 |
20140184014 | STATOR BOBBIN FOR DRIVE MOTOR - In a stator bobbin for a drive motor, a bobbin body is coupled to a stator core divided into a number of sections across an entire area of the stator, and a coil is wound on the bobbin body. The trailing portion of the coil wound on the bobbin body is fixed to a fixing slot formed at one side of the bobbin body. | 2014-07-03 |
20140184015 | STATOR OF MOTOR AND MOTOR - A stator of a motor comprises a stator core including a plurality of plate members stacked together; the stator core including: a yoke of a tubular shape; and teeth each of which includes an extending portion extending inward in a radial direction of the yoke from the yoke and an increased-width portion formed at a tip end of the extending portion so as to have a greater width than the extending portion in a circumferential direction of the yoke; wherein the extending portion has a constant-width portion extending radially in a straight-line shape so as to have a constant circumferential width, a narrower portion having a circumferential width smaller than a circumferential width of the constant-width portion, and a clamp portion for securing the plurality of plate members to each other; and wherein at least a portion of the clamp portion is located in the narrower portion. | 2014-07-03 |
20140184016 | DYNAMO-ELECTRIC MACHINE - A dynamo-electric machine is provided comprising a stator and a rotor assembly which is rotatably mounted relative to the stator and which has a rotor shaft. The rotor assembly also has a rotor winding through which current flows and which is connected to terminals associated with the stator in an electrically conductive manner without interruption via a slip ring arrangement. The slip ring arrangement comprises at least two pairs of slip rings, each pair having a stator slip ring and a rotor slip ring that permanently rest against each other in a ring-shaped non-cylindrical contact zone. The two rotor slip rings are arranged between the two stator slip rings. Furthermore, each rotor slip ring is arranged on a rotor support disk that is rotationally fixed to the rotor shaft. The position of the two stator slip rings can be changed relative to each other in the axial direction. | 2014-07-03 |
20140184017 | RIPPLED DISC ELECTROSTATIC GENERATOR/MOTOR CONFIGURATIONS UTILIZING MAGNETIC INSULATION - Electrostatic generators/motors designs are provided that generally may include a first rippled stator centered about a longitudinal axis; a second rippled stator centered about the axis, a first rippled rotor centered about the axis and located between the first rippled stator and the second rippled stator. A magnetic field having field lines about parallel with the average plane of at least one of the first rippled stator or the second rippled stator is provided with either a Halbach array configuration or a conductor array configuration. | 2014-07-03 |
20140184018 | VIBRATOR, OSCILLATOR, ELECTRONIC APPARATUS, MOVING OBJECT, AND METHOD OF MANUFACTURING VIBRATOR - An MEMS vibrator includes a substrate, a fixation section disposed above a principal surface of the substrate, a support section extending from the fixation section, and a vibrating body (an upper electrode) separated from the substrate and supported by the support section in a node part of a vibration, and the vibrating body is a 2n-fold rotationally symmetric body having 2n beams radially extending from a node part of a vibration, wherein n is a natural number. | 2014-07-03 |
20140184019 | CIRCUIT MODULE AND COMPOSITE CIRCUIT MODULE - A circuit module and a composite circuit module, which suppress or prevent damage to a connection to or within a device when heat is applied, includes a SAW filter including a piezoelectric substrate. In a package substrate that is a resin substrate, the SAW filter is mounted. A mounting substrate is a multilayer substrate mounted on a mother substrate, and the package substrate is mounted therein. | 2014-07-03 |
20140184020 | ULTRASONIC VIBRATION APPARATUS - Substantially uniform rigidity is ensured in all radial directions while achieving a size reduction. An ultrasonic surgical apparatus is provided, including a polygonal columnar elastic body that is formed of an elastic body and that has a substantially regular polygonal cross-section; plate-like piezoelectric elements that are secured to mutually opposing side surfaces of the polygonal columnar elastic body and that are polarized in a plate-thickness direction; a rod-like contactor that is secured to an end of the polygonal columnar elastic body and that has a smaller diameter than the polygonal-columnar elastic body; and a drive-pulse generating circuit that causes the rod-like contactor to ultrasonically vibrate by generating a vertical vibration which expands/contracts the polygonal columnar elastic body in the longitudinal direction by applying an AC voltage to the piezoelectric elements in the plate-thickness direction. | 2014-07-03 |
20140184021 | PIEZOELECTRIC STACK TRANSDUCER - Provided is a piezoelectric stack transducer. In a transducer portion, a plurality of piezoelectric transducers which output maximum amplitude at different frequencies are continuously stacked. A stacked electrode portion is provided on both surfaces of each of the plurality of continuously stacked piezoelectric transducers and supplies an electric signal so that vibration is generated. In this case, the plurality of piezoelectric transducers have different diameters. According to the present invention, it is possible to implement a piezoelectric stack transducer which exhibits constant amplitude (output) at different frequencies by piezoelectric transducers exhibiting different amplitudes at respective frequencies according to natural frequencies supplementing amplitude of a different piezoelectric transducer. | 2014-07-03 |
20140184022 | POROSITY CONTROL IN PIEZOELECTRIC FILMS - A piezoelectric film having a porosity between 20 and 40%, a thickness ranging from tens of microns to less than a few millimeters can be used to form an ultrasonic transducer UT for operation in elevated temperature ranges, that emit pulses having a high bandwidth. Such piezoelectric films exhibit greater flexibility allowing for conformation of the UT to a surface, and obviate the need for couplings or backings. Furthermore, a method of fabricating an UT having these advantages as well as better bonding between the piezoelectric film and electrodes involves controlling porosity within the piezoelectric film | 2014-07-03 |
20140184023 | Layout and Method of Singulating Miniature Ultrasonic Transducers - The present disclosure provides a method of singulating a plurality of miniature ultrasound transducers from a wafer. The method includes receiving a wafer on which a plurality of miniature ultrasound transducers is formed. The miniature ultrasound transducers each include a transducer membrane containing a piezoelectric material. The method includes etching, from a front side of the wafer, a plurality of trenches into the wafer. Each trench at least partially encircles a respective one of the miniature ultrasound transducers in a top view. Each trench includes an approximately rounded segment. The method includes thinning the wafer from a back side opposite the front side. The thinning the wafer is performed such that the trenches are open to the back side. The method includes performing a dicing process to the wafer to separate the miniature ultrasound transducers from one another. The dicing process is performed without making crossing cuts in the wafer. | 2014-07-03 |
20140184024 | MONOLITHIC ENERGY HARVESTING SYSTEM, APPARATUS, AND METHOD - An energy harvesting device utilizing a monolithic, mesoscale, single-degree-of-freedom inertial based resonator in which the support structure, beam-spring, and proof mass are a single component without joints, bonds, or fasteners. Frequency tuning features include holes in the proof mass in which mass can be added to change the devices resonance frequency as well as levers which add curvature to the beam-spring system and adjust system stiffness. Robustness is increase by designing the resonator to exhibit nonlinear behavior such that its power density is maximized for low vibration amplitudes and minimized for high amplitudes. The device structural resonance modes are designed to be much higher than the resonators proof mass-spring resonance frequency. Electromechanical transducers are used to convert the resonators mechanical energy to electrical energy. Electrical circuitry is included to extract and condition the electrical charge. | 2014-07-03 |
20140184025 | RESONATOR FOR THE DISTRIBUTION AND PARTIAL TRANSFORMATION OF LONGITUDINAL VIBRATIONS AND METHOD FOR TREATING AT LEAST ONE FLUID BY MEANS OF A RESONATOR ACCORDING TO THE INVENTION - The invention relates to a resonator for the distribution and partial transformation of longitudinal vibrations and to a method for treating at least one fluid by means of a resonator according to the invention. The resonator is designed for the distribution of longitudinal vibrations and the partial transformation thereof into longitudinal vibrations that are superimposed by vibrations oriented towards the centre of gravity or approximately towards the centre of gravity of a cross-sectional surface of at least one opening of the resonator. The resonator comprises a natural number of parallel elements of at least lambda/2 or a natural multiple thereof, at least one of the lambda/2 elements comprising at least one opening suitable for transmitting the transformed vibrations to a fluid located inside the opening. | 2014-07-03 |
20140184026 | Wirebonding Fixture and Casting Mold - The present disclosure involves a method and apparatus for attaching two electrical dies by wire bonding and then encasing the assembly in a protective casting that works by arranging two dies into a fixture conducive to wire bonding. Doped epoxy may be immediately dispensed over the assembly to form a near-net-shape protective cover, or Drive Can. | 2014-07-03 |
20140184027 | Layout and Method of Singulating Miniature Ultrasonic Transducers - The present disclosure provides a method of singulating a plurality of miniature ultrasound transducers from a wafer. The method includes receiving a wafer on which a plurality of miniature ultrasound transducers is formed. The miniature ultrasound transducers each include a transducer membrane containing a piezoelectric material. The method includes etching, from a front side of the wafer, a plurality of trenches into the wafer. Each trench at least partially encircles a respective one of the miniature ultrasound transducers in a top view. Each trench includes an approximately rounded segment. The method includes thinning the wafer from a back side opposite the front side. The thinning the wafer is performed such that the trenches are open to the back side. The method includes performing a dicing process to the wafer to separate the miniature ultrasound transducers from one another. The dicing process is performed without making crossing cuts in the wafer. | 2014-07-03 |
20140184028 | HYBRID RADIO FREQUENCY COMPONENT - Methods and systems may provide for a hybrid RF MEMS component design including an electrostatic actuation and a piezoelectric actuation. In one example, the method may include applying a first voltage to generate a first piezoelectric force to reduce a first gap between a cantilever and an actuation electrode, and applying a second voltage to generate an electrostatic force to create contact between the cantilever and a transmission electrode. | 2014-07-03 |
20140184029 | MICROELECTROMECHANICAL SYSTEM-BASED RESONATOR DEVICE - The disclosure provides a structure for a microelectromechanical system (MEMS)-based resonator device. The structure for the MEMS-based resonator device includes at least one resonator unit. The at least one resonator unit comprises a substrate having a trench therein. A pair of first electrodes is disposed on a pair of sidewalls of the trench. A piezoelectric material fills the trench, covering the pair of first electrodes. A second electrode is embedded in the piezoelectric material, separated from the pair of first electrodes by the piezoelectric material. The second electrode disposed in the trench is parallel to the pair of first electrodes. | 2014-07-03 |
20140184030 | INTEGRATED MULTI-TURN ABSOLUTE POSITION SENSOR FOR HIGH POLE COUNT MOTORS - Absolute multi-turn position sensing integrated within the structure of a hybrid stepper motor implemented by sharing the magnetic structure of the motor with the sensing means. An alternating magnetic field is obtained from a single magnet within the stepper motor rotor by use of alternating flux paths directed to large Barkhausen jump effect sensing elements. Pulses generated from the large Barkhausen sensing are decoded electronically and stored in a non-volatile memory to absolutely locate the motor position within a fraction of 1 electrical cycle of the motor over an arbitrary range. This coarse position sensing can optionally be extended by use of a higher resolution absolute within-electrical-cycle sensing means to provide integrated high resolution position sensing over an arbitrary number of revolutions. | 2014-07-03 |
20140184031 | ROTARY ELECTRIC MACHINE - A rotary electric machine includes: a stator core fixed to a casing; a coil end formed on the stator core; a bracket fixed to the casing; an arm that extends from the bracket and that is made of metal and that has elasticity; a holder that is attached to the arm and that is made of resin; and a sensor that is attached to the holder and that contacts the coil end to detect temperature of the coil end. | 2014-07-03 |
20140184032 | SYSTEM FOR PROTECTING AGAINST HEATING FOR A ROTATING ELECTRIC MACHINE, IN PARTICULAR A STARTER - A rotating electric machine including at least a first terminal and a second terminal, and an electric circuit connected to said two terminals, the electric circuit including a field winding. The rotating electric machine also includes a thermal protection device ( | 2014-07-03 |
20140184033 | DC MOTOR MODULE AND POWER DRIVING DEVICE THEREOF - A power driving device includes six semiconductor switches and three reverse breakdown diodes. The semiconductor switches has a first end and a second end respectively, and the semiconductor switches are three upper arm semiconductor switches and three lower arm semiconductor switches, wherein end first ends of the upper arm semiconductor switches are electrically connected together, and the second ends electrically connected to each coil of a three-phase coil assembly; the second ends of the lower arm semiconductor switches electrically connected together, and the first ends electrically connected to the second ends of the upper arm semiconductor switches respectively; each diode has an anode and a cathode, wherein the anodes are electrically connected to the second ends of the upper semiconductor switches respectively, and the cathodes are electrically connected to the first ends of the upper arm semiconductor switches respectively. | 2014-07-03 |
20140184034 | BRUSHLESS DC MOTOR - A brushless DC motor, including: a rotating shaft; a rotor assembly; a stator assembly; a casing; a rear cover; and a control box. The rotating shaft is connected together with the rotor assembly. The stator assembly is sleeved outside the rotor assembly. The casing is connected together with the stator assembly. The rear cover includes a rear bearing seat in the middle for receiving a rear bearing. A plurality of support legs protrudes outwards from a wall surface on the outer side of the rear bearing seat, and is supported and installed on a flanged edge folded outwards from an end surface of the casing. One end of the rotating shaft is supported on the rear bearing. The control box is installed on the casing. | 2014-07-03 |
20140184035 | Television Housing and Method of Fabricating the Same - Disclosed herein is a television housing and a method of fabricating the same. The television housing includes a stainless steel (SUS) frame and a plastic member adjoining at least one surface of the stainless steel frame. The plastic member includes: a base resin including about 60 wt % to about 95 wt % of (A) a polycarbonate resin and about 5 wt % to about 40 wt % of (B) a rubber-modified aromatic vinyl graft copolymer resin; and about 5 parts by weight to about 25 parts by weight of (C) bondable glass fibers based on about about 100 parts by weight of the base resin including the (A) polycarbonate resin and the (B) rubber-modified aromatic vinyl graft copolymer resin, and has a tensile strength from about 70 MPa to about 130 MPa at about 23° C. The plastic member employs the bondable glass fibers, and thus can prevent whitening due to an ejector pin upon release at high temperature. | 2014-07-03 |
20140184036 | GOODS STORAGE APPARATUS FOR A VENDING MACHINE - A goods storage apparatus for a vending machine includes a controlling cabinet and a rack. The controlling cabinet includes a number of controlling devices and a pair of pillars. The pair of pillars defines a number of engaging holes facing each other. The rack accommodates items therein. The rack includes a pair of side walls. The pair of side walls includes a pair of clasps. The pair of clasps engages in the engaging holes to mount the rack between the pair of pillars. | 2014-07-03 |
20140184037 | EDGING SYSTEMS - An easy to install countertop edging system comprising a profiled edge strip is described. The rear mating surface of the edge strip includes an adhesion promoting material for attachment to the substrate. An optional channel on the bottom of the edge strip allows for incorporation of lighting elements and decorative materials, mechanical securing of the edge and application of tools and additional features. The countertop edge system may also include a stanchion rail. The profiled edge strip is attached to an edge of a countertop or other substrate by the stanchion rail and/or structural adhesive. Related methods using the edge strip and rail are also described. | 2014-07-03 |
20140184038 | Anesthesia Cart with Keyless Entry and Automatic Re-Locking - A controlled access anesthesia cart has at least one drawer or compartment for storing general-use anesthesia items, and at least one drawer or compartment for storing controlled substances, e.g., narcotics. A key card reader on the cart is sensitive to an authorization code to unlock the compartments in the cart for access. The anesthesiologist needs to enter a pass code for access to the controlled substances compartment(s). The compartments then remain unlocked so long as the anesthesiologist remains present. A sonic sensor, e.g., an ultrasonic rangefinder device, communicates with the computer of the cart, and when the anesthesiologist is outside a given beam volume in front of the cart, the cart automatically re-locks the compartments either immediately or after a predetermined short delay period. | 2014-07-03 |
20140184039 | DEVICE HOUSING AND METHOD FOR MANUFACTURING THE SAME - A device housing providing a sensation of touch similar to that of jade is made of a material including quartz, clay mineral and a polymer composition containing calcium-magnesium. The clay mineral includes elemental Zn, aluminum oxide, calcium oxide, magnesium oxide, barium oxide, silicon oxide, and titanium oxide. The polymer composition containing calcium-magnesium comprises iron (III) oxide, iron (II, III) oxide, calcium carbonate, and calcium silicate. A method for manufacturing the device housing is also provided. | 2014-07-03 |