Class / Patent application number | Description | Number of patent applications / Date published |
340644000 | Switch or relay | 30 |
20080224878 | Relay - A light guide part ( | 09-18-2008 |
20080291038 | Electronic device - There is provided an electronic device that enables and ensures the detection of the open/close condition and attached condition of a plurality of cover bodies by only one detection switch. Therefore, an electronic device comprises an upper cover, a front cover, an actuator, and a mechanical switch. The upper cover is provided openable and closable with respect to a rolled sheet holder storing case, and the front cover is removably attached on the rolled sheet holder storing case for covering a component, which is housed in the rolled sheet holder storing case. The actuator is provided on the front cover, and it makes an action when the upper cover is closed to the rolled sheet holder storing case, and the mechanical switch detects the action of the actuator. This arrangement forms a system that detects sequentially the action taken for closing the upper cover to the rolled sheet holder storing case, by relaying the action via the actuator, which is provided on the front cover, to the mechanical switch, which detects the action. | 11-27-2008 |
20090015419 | MULTIPURPOSE INDICATOR LIGHTS - A method of utilizing device indicator lights includes providing a device that includes a plurality of device indicator lights and a user control. A first set and a second set of device states are monitored. The plurality of device indicator lights are individually utilized to communicate each of the first set of device states. It is determined if the user control has been activated. The plurality of device indicator lights are used in concert to communicate one of the second set of device states upon a determination that the user control has been activated. | 01-15-2009 |
20090195398 | SWITCH OPENING/CLOSING DETECTION APPARATUS - To detect opening/closing of a neutral detection hydraulic switch by a detection apparatus and detect breakage of a wiring line connected between the detection apparatus and the switch. Since a second contact and an ECU are connected to each other by two wiring lines, even if one of the wiring lines is broken, opening/closing of the neutral detection hydraulic switch can be detected through the remaining one of the wiring lines. Since different voltages are applied to the wiring lines through resistance type voltage dividing circuits, the occurrence of the wire breakage can be detected making use of the fact that the voltage detected by the ECU upon opening of the neutral detection hydraulic switch when one of the wiring lines is broken is different from the voltage when none of the wiring lines is broken. | 08-06-2009 |
20090273482 | VALVE ALARM - A valve alarm for use with a valve having an open position, a closed position, and a knob is provided. The valve alarm includes a handle having a knob seat receivable about the knob, and a body defining a volume. The knob seat is carried within the volume and moveable relative the body between an open position and a closed position. A switch is carried by the handle and changed from an Off orientation to an On orientation when the knob seat is moved to the open position, and changed from the On orientation to the Off orientation when the knob seat is moved to the closed position. A timer circuit is coupled to the switch and carried by the handle and includes a time period counted down to zero upon activation by the switch changed to the On orientation. A signaling device is carried by the handle and coupled to the timing circuit for activation upon the timer circuit time period reaching zero. | 11-05-2009 |
20100066550 | VIBRATION-ACTIVATED FLASHLIGHT - A motion or vibration activated flashlight or lamp controlled by a sensing switch to turn it on in response to motion detected and then turn itself off if the detected motion stops or its frequency is below a set frequency. Varying brightness intensities are also disclosed depending on duration of vibration, tilt or motion. | 03-18-2010 |
20100117844 | Manipulation Detection System for Removable Money Cassettes for Use in Automated Teller Machines - A manipulation detection system for removable money cassettes for use in automated teller machines is described that makes it possible to discriminate between unauthorized opening of the money cassette outside the automated teller machine and authorized opening of the money cassette inside the automated teller machine. | 05-13-2010 |
20100164734 | Multi-Object Protection, Control, and Monitoring in the Same Intelligent Electronic Device - An Intelligent Electronic Device with integrated protection, and/or control, and/or monitoring for two power system primary objects or more power system primary objects, responsive to a plurality of inputs from the power system primary objects, and providing a plurality of outputs to the power system primary objects. | 07-01-2010 |
20100271224 | Electronic Reminder Device - A reminder device includes a controller, a switch, and an annunciator. When a user closes the switch, the controller turns on the annunciator for a fixed period of time. The annunciator may be a light source such as a flashing LED or an audio indicator. The signal from the annunciator communicates to a user that a particular task, such as taking a pill or locking a car door, has been completed and need not be further verified. | 10-28-2010 |
20100289656 | NETWORK DEVICE - A network device is provided which comprises a lamp display that includes a lamp visible from the outside, and that has a display mode in which the lamp may light up when the network device is powered on, and a non-display mode in which the lamp does not light up when the network device is powered on; and a lamp mode setting module to set the lamp display to the display mode or the non-display mode, wherein when a prescribed condition requiring the user to take note of the lamp is not met within a prescribed time interval in the display mode, the lamp mode setting module sets the lamp display to the non-display mode, and when the prescribed condition is met in the non-display mode, the lamp mode setting module sets the lamp display to the display mode. | 11-18-2010 |
20100289657 | SAFETY LINE ALARM APPARATUS AND METHOD - An alarm device for cooperation with an associated safety wire coupling a harness on a worker to an anchor point which includes a connector having first and second axial extremities fixed respectively to axially spaced points on the associated safety wire, the connector having a smaller axial extent than the axial extent of the axially spaced points on the associated safety wire, the connector including a switch having first and second portions having frictional engagement therebetween, the first and second portions being dimensioned and configured to disengage when the connector is taunt, and an alarm initiated when the first and second portions are separated. Some embodiments include an alarm device that includes an external alarm and signaling apparatus for communicating with the external alarm. The device may include both an internal alarm and a remote alarm. The apparatus may include an external alarm and radio frequency signaling apparatus for communicating with the external alarm. | 11-18-2010 |
20100309007 | Garage door message device - A message sending device mounted under the garage door operating motor whereby a user generated message is projected onto the interior surface of the garage door in conjunction with the operation of the garage door. | 12-09-2010 |
20110025515 | STANDALONE SELF-SUPPLIED NUMERIC CONTROLLED RELAY - The disclosure relates to a process of configuring a standalone self-supplied numeric controlled relay for providing phase and earth over current protection to electrical systems by accurate current measurement. The arrangement for current measurement with control algorithms is provided for power control by providing amplified and conditioned current for optimization between the current to power an electronic circuit and the fidelity of a measured current waveform so that they both are at the acceptable levels at the same time. This disclosure describes the current sensing and associated algorithm for power control in a truly self-powered relay. | 02-03-2011 |
20110050437 | SYSTEM AND METHOD OF PROCESSING SENSOR INFORMATION - A system for processing sensor information in a wireless communications device, comprising a sensor processing module for execution by the microprocessor, the sensor processing module being configured to: receive a signal representing the state of the sensor; and process the received signal to determine whether there is a change in a state of the device; wherein processing the received signal includes implementation of a hysteresis. | 03-03-2011 |
20110050438 | POWER SUPPLY DETECTION AND INDICATION - A power detection and indication circuit device includes a processor, a signal conditioning circuit coupled to the processor and an indicator coupled to the signal conditioning circuit. The power detection and indication circuit performs a test to determine the presence of a switch coupled to the processor through the conditioning circuit. In response to determining that the switch is coupled to the processor through the conditioning circuit, the power detection and indication circuit performs a test to determine a status of the switch and provides an indication of the status of the switch using the indicator. | 03-03-2011 |
20110140903 | HUMAN WASTE BAG OVERFLOW ALARM - An alarm unit for signaling impending overflow of a urine or ostomy (waste) bag includes an external magnet held at the end of an arm. An internal ferrous armature attracts the magnet which provides flux holding a switch element open when the magnet provides at least a predetermined flux to the switch. A clamp allows the user to fasten the unit to an edge of the waste bag with the bag walls between the magnet and the armature. When the bag contents reach the magnet, fluid force of the bag contents separates the magnet and the armature, causing the switch element to close and conduct power from a power supply to a signal element. The arm may be flexible. The switch element preferably comprises a reed switch controlling an electronic power switch. | 06-16-2011 |
20110316711 | Pocket grounding device without power socket - A pocket grounding device without power socket has a casing, an AC plug and a circuit board. The AC plug is mounted in the casing and electronically connected to the circuit board. The circuit board has a ground detecting circuit having three ports respectively connected to the AC plug, an electronic switch connected between to two of the ports and a controlling terminal thereof connected to the last port, and an indicator exposed to the casing. The indictor is driven to light according to an AC outlet of a power strip having good or bed grounding connection. Therefore, a user checks the indicator status to judge whether the AC power strip has good grounding connection. | 12-29-2011 |
20120001764 | Apparatus for Energizing a Protective Device, and Associated Method - An improved overload relay includes a number of current transformers that draw power from a circuit it protects to power itself. The current transformers charge a capacitor which powers a processor and which can energize a solenoid to initiate the interruption of the circuit. The overload relay further includes a capacitor analysis circuit which detects an operational parameter of the capacitor and enables a processor to determine when the energy storage capability of the capacitor has dropped to a predetermined threshold. In the event of such a determination, the overload relay can perform any of a number of actions. | 01-05-2012 |
20120206267 | Key Fob Indicator Apparatus - An indicator apparatus is provided which may be wrapped around and/or may encase a key fob that wirelessly locks and unlocks doors of a vehicle. The apparatus includes first and second spaced apart switches which are respectively associated with first and second light emitters and which are aligned to cover the respective lock and unlock buttons of the key fob. A controller is responsive to activation of the first and second switches to store data in the memory that represents which of the first and second switches was activated most recently. The controller is responsive to activation of the third switch and the data stored in the memory to cause the respective first or second light emitter to emit light when the data stored in the memory is indicative of the respective first or second switch being activated more recently than the other one of the first or second switch. | 08-16-2012 |
20120262300 | DIAGNOSIS AND MAINTENANCE DEVICE FOR A SWITCHGEAR ASSEMBLY AND CORRESPONDING SWITCHGEAR ASSEMBLY - A diagnosis and maintenance device is provided for a switchgear assembly, for example, a low-voltage switchgear assembly. The diagnosis and maintenance device includes a data processing device and at least one first, internal interface device, which is connected to at least one connected and communication-capable apparatus in the switchgear assembly in a communicating manner and polls and/or processes the diagnosis and maintenance information and/or status information of the connected and communication-capable apparatus and provides said information in an accessible manner as usable and/or human-readable information and/or outputs and/or displays said information as usable and/or human-readable information. A switchgear assembly having such a device is also provided. | 10-18-2012 |
20120268282 | ALARM CIRCUIT FOR FANS - An alarm circuit is for a fan. The alarm circuit includes a direct current converting circuit, a first electronic switch, a second electronic switch, a clock chip, and a light emitting diode. When the fan does not operate, the light emitting diode blinks to warn the user that the fan may have a problem. | 10-25-2012 |
20130135111 | SELF-CALIBRATING CURRENT SWITCH WITH DISPLAY - A current switch self-calibrates when a reset control is actuated and displays an expected current in the monitored conductor, one or more trip points of the current switch and the last known current in the monitored conductor. | 05-30-2013 |
20130141244 | ELECTRICAL CIRCUIT INDENTIFICATION MEANS - An electrical circuit identification means is revealed. The electrical circuit identification device includes a signal generator connected directly to an AC power socket and a signal receiver set in a power control panel. The signal generator blocks a half cycle of sine waves and produces a short off-and-off signal at an interval. The signal receiver includes a signal sensor receiving signals from the signal generator and connected to both a control voltage divider and a signal strength switch for modulating and amplifying signals received by the control voltage divider, and a signal integration module that is connected to the signal strength switch and a microcontroller for outputting digital signals with different waveform. An identification system in the microcontroller cross checks the digital signals and the identification accuracy is determined according to the position of a light lit up in an indicator light module. | 06-06-2013 |
20130222145 | Safety Warning System and Method - An appliance warning system comprises a floor pad for location on or adjacent a device such that a user must stand on the floor pad in order to normally use the device. The floor pad has at least one switch movable between an open position when no weight pressure is detected on the floor pad and a closed position when the switch is activated by weight pressure detected on the floor pad. A transmitter is provided for transmitting a signal depending upon whether the switch is in the open or closed position. A warning device is activated when the switch has been in the open position for a preselected period of time after having been in the closed position. | 08-29-2013 |
20130314237 | RELAY WITH AN INTERMEDIATE ALERT MECHANISM - A relay with an intermediate alert mechanism and a method for producing an intermediate alert in association with a relay. The relay comprises an input sampling module configured to detect a parameter of a source to be monitored; a processing module configured to determine a working range based on a threshold level and a working condition, and the processing module further configured to automatically determine at least one intermediate level within the working range based on the threshold level. The processing module causes the transmission of an intermediate trigger signal when the detected value of the parameter reaches the intermediate level. | 11-28-2013 |
20140070953 | RELAY AND A METHOD FOR INDICATING A RELAY FAILURE - A relay and a method for indicating a relay failure may be provided, whereby the relay comprises a switch assembly capable of providing a trigger signal based on a switching status; an energisation element capable of energisation to affect the switch assembly; and a light indication for indicating a switching status of the switch assembly. | 03-13-2014 |
20140218200 | CIRCUIT PROTECTION APPARATUS - A circuit protection apparatus is disclosed. A peripheral interface includes a first power node and a second power node. The circuit protection apparatus includes an auxiliary power supply circuit, a power converter, a first switch, a second switch, a power switch circuit, a warning circuit, and a controller. When a load is plugged to the peripheral interface, the first switch turns on, and the controller is enabled and outputs a control signal, so as to drive the power converter to output power. When the current between input terminal and output terminal of the power switch circuit is larger than a predetermined current, the controller receives the error flag logical voltage outputted by the power switch circuit, cuts off the current between input terminal and output terminal of the power switch circuit, and stops the operations of the power converter. | 08-07-2014 |
20140266750 | APPARATUS AND METHOD FOR TESTING WORKING VOLTAGE OF CPU - An apparatus for testing working voltage of a central processing unit (CPU) includes a programmable logic device (PLD) having a dummy load, a voltage regulating controller, a CPU socket and a south bridge. The CPU socket is electrically connected to the voltage regulating controller via a series voltage identification (SVID) bus. The south bridge outputs a CPU voltage determining signal. The dummy load is electrically connected to the voltage regulating controller via the SVID bus. The PLD receives the CPU voltage determining signal, and outputs a voltage requesting signal via the SVID bus. The voltage regulating controller receives the voltage requesting signal, and outputs a CPU working voltage to the CPU socket accordingly. The PLD detects the CPU working voltage on the CPU socket, and determines whether the CPU working voltage meets requirements of specification. | 09-18-2014 |
20140285347 | Sound and Illumination System for a Handbag - A sound and illumination system for a handbag is provided. The handbag includes at least one wall defining an opening and an interior compartment that is accessible therethrough. The opening is configured for being selectively placed in an opened position to allow access to the interior compartment. The system comprises a sound module configured for emitting sound upon activation of the sound module, the sound being generated based upon an audio file stored in a memory. An illumination module is configured for emitting light upon activation of the illumination module, the light being emitted based upon a light emission file stored in the memory. A mounting system is configured for attaching the sound and illumination modules with the wall of the handbag. A switch mechanism is configured for selectively activating the sound and illumination modules to emit light and sound within the interior compartment of the handbag. | 09-25-2014 |
20140300481 | RELAY FAILURE DETECTION SYSTEM - A relay fault detection and correction system includes a signal detector structured to measure primary and secondary signals, and generates a fault output signal if the signals appear to be unterminated due to a relay not connecting the signals to the loads. A cycle circuit is structured to cause a relay controller to cycle a potentially under-performing relay between its states a number of times after the signal detector generates the fault output. | 10-09-2014 |