47th week of 2015 patent applcation highlights part 33 |
Patent application number | Title | Published |
20150330635 | COMBUSTION CHAMBER ARRANGEMENT - A combustion chamber arrangement comprises an annular combustion chamber arranged radially between an inner casing and an outer casing. The combustion chamber comprises a metering wall arranged upstream of an upstream wall and the upstream wall and the metering wall each have a plurality of circumferentially spaced apertures. Each aperture in the metering wall is aligned with a respective one of the apertures in the upstream wall. A fuel injector is arranged in each of the apertures in the upstream wall. An air swirler is aligned with a respective one of the fuel injectors. Each air swirler is arranged between the upstream wall and the metering wall. The metering wall has a plurality of metering holes arranged to provide a controlled supply of air to each of the air swirlers and the combustion chamber is secured to the inner casing by a mounting feature. | 2015-11-19 |
20150330636 | SYSTEM AND METHOD FOR CONTROL OF COMBUSTION DYNAMICS IN COMBUSTION SYSTEM - A system includes a gas turbine engine that includes a first combustor and a second combustor. The first combustor includes a first fuel nozzle disposed in a first head end chamber of the first combustor. The first fuel nozzle includes a first orifice configured to inject fuel into a first combustion chamber of the first combustor. The second combustor includes a second fuel nozzle disposed in a second head end chamber of the second combustor. The second fuel nozzle includes a second orifice configured to inject the fuel into a second combustion chamber of the second combustor. The second combustor also includes a second orifice plate disposed in a fuel path upstream of the second orifice. The second orifice plate is configured to help reduce modal coupling between the first combustor and the second combustor. | 2015-11-19 |
20150330637 | MODULAR BRICK OR BLOCK OUTDOOR STRUCTURES - A modular brick or block outdoor structure includes an outdoor structure that is constructed in modular sections. Each modular section is fabricated from a plurality of paving bricks or retaining wall blocks that match the brick or block used to construct the patio. The bricks or blocks are preferably assembled to each other with adhesive. Each modular section includes means for transporting thereof with some type of equipment, if necessary. It is preferable that each modular section include channels to receive lifting forks of an end loader or other suitable transport device, if necessary. However, other methods of transporting the modular section may also be used. | 2015-11-19 |
20150330638 | HEARTH APPARATUS - An apparatus having a substantially air-sealed, transparent, front through which a flame within the firebox may be viewed. The apparatus may include a burner configured to hold and burn a liquid fuel and positioned so as to cause a flame from the burning, fuel to appear within the firebox. The liquid fuel may be ethanol. The apparatus may include an igniter that has a user-operated igniter control that may be operated by a user from outside of the firebox that, upon operation, causes the liquid fuel within the burner to be ignited. The apparatus may include an extinguisher that has a user-operated extinguisher control that may be operated by a user from outside of the firebox that, upon operation, causes the flame to be extinguished. The apparatus may include a fuel inlet located outside of the firebox, and a fuel channel between the fuel inlet and the burner. A fuel tank may also be provided. | 2015-11-19 |
20150330639 | HEARTH PAD - A heat-resistant and spark-resistant hearth pad assembly presents a finished appearance along a floor surface, and supports a wood stove or other heat-generating appliance or device. The hearth pad assembly is transportable in compact form as a kit, and is readily assembled at an installation location, preferably without the use of tools. The hearth pad assembly includes first and second formed panels, such as of sheet metal having a corrugated or undulating cross sectional shape including upper surface portions and lower surface portions, with a generally planar overall shape. The formed panels have opposite side edge portions that are placed near one another and coupled together using a securing element during assembly. A plurality of finishing elements, such as tiles, are typically pre-attached to at least the upper surface portions of the formed panels. Optionally, a framework and/or heat-resistant substrate may be respectively positioned around and beneath the formed panels. | 2015-11-19 |
20150330640 | HEAT TREATMENT MONITORING SYSTEM - A heat treatment monitoring system comprises a heat treatment machine comprising a heat treatment chamber, a double glass window comprising an inside window and an outside window, and an illumination apparatus for illuminating the inside of the heat treatment chamber, and a monitoring apparatus mounted to the heat treatment machine and comprising a camera to observe the inside of the heat treatment chamber through the inside window, wherein the visible transmittance of the outside window is lower than the visible transmittance of the inside window to reduce reflections within the double glass window structure and outside illumination effects on image processing of images recorded by the camera. | 2015-11-19 |
20150330641 | DOWNDRAFT VENTILATION SYSTEM - A downdraft ventilation system can comprise: a movable chimney; an actuator configured to couple to and move the movable chimney; and a safety mechanism. The safety mechanism can include: a fixed bracket configured to engage the movable chimney member; a floating bracket configured to be positioned within and releasably engaged to the fixed bracket, the floating bracket configured to couple to the actuator; an energy storage member having a first end and a second end, the first end configured to engage the fixed bracket and the second end configured to engage the floating bracket; and at least one limit switch configured to engage the fixed bracket and the floating bracket, the at least one limit switch configured to remove power to the actuator when an obstruction of the movable chimney causes the floating bracket and the fixed bracket to disengage. | 2015-11-19 |
20150330642 | CONVECTION BASED COOKING APPARATUS HAVING ENHANCED HEAT RETENTION - An invention is afforded for a convection based cooking apparatus having enhanced heat retention. The convention based cooking apparatus includes a cooking chamber configured to holding food to be processed. An air inlet is situated in fluid communication with the cooking chamber for receiving air into the cooking chamber, and an air outlet is provided in fluid communication with the cooking chamber for venting the cooking chamber. In addition, a heating source is included that is configured to switch between an ON state and an OFF state, whereby a temperature of air located within the cooking chamber is regulated. Further, a drafting means is provided that is configured to circulate air present within the cooking chamber. In communication with the air outlet is a vent prevention apparatus. The vent prevention apparatus allows air to escape the cooking chamber via the air outlet when the heating source is in the ON state, and prevents air from escaping the cooking chamber via the air outlet when the heating source is in the OFF state. | 2015-11-19 |
20150330643 | EVAPORATIVE HUMIDIFIER AND CONTROL METHOD THEREOF - An evaporative humidifier including a water bucket, a tub configured to accommodate water introduced from the water bucket, a humidifying element configured to execute humidification by receiving the water accommodated in the tub and evaporating the received water, and an ultraviolet ray emitting part provided on the tub to emit ultraviolet rays to the tub. | 2015-11-19 |
20150330644 | AIR CONDITIONER AND METHOD FOR CONTROLLING THE SAME - An air conditioner may have a structure in which a snowfall detection device is attached to a grill and a case, and an amount of snow accumulated on the grill is detected in a non-contact manner to control an operation of the air conditioner. The snowfall may be more stably and reliably detected, and also the air conditioner may more stably and reliably operated. | 2015-11-19 |
20150330645 | COMFORT ESTIMATION AND INCENTIVE DESIGN FOR ENERGY EFFICIENCY - A method for providing comfort estimation for a space includes receiving sensor data identifying an environmental condition for the space; receiving comfort data from occupants of the space combining the sensor data and comfort data to provide combined data; generating a comfort relation network in response to the combined data; and performing network analysis on the comfort relation network to identify communities within the comfort relation network. | 2015-11-19 |
20150330646 | AIR-CONDITIONING APPARATUS SUPPORT SYSTEM - An air-conditioning apparatus support system has a smartphone including a GPS, a camera, a communication unit that communicates with a center computer, a screen, and a control unit. When the control unit is activated at a location at which the air-conditioning apparatus is installed, the control unit executes a step of assuming a location detected by the GPS to be the location at which the air-conditioning apparatus is installed and causing the center computer to register the location, and, after registration has been made, when the control unit is activated at the location at which the air-conditioning apparatus is installed, in the case where the air-conditioning apparatus is registered in the center computer, the control unit causes the screen to display information about the air-conditioning apparatus. | 2015-11-19 |
20150330647 | HVAC CONTROLLER HAVING KEYPAD INPUT AND METHOD OF OPERATION THEREOF - A heating, ventilation and air conditioning (HVAC) controller, a method of receiving signals from a keypad and an HVAC system incorporating the controller or the method. In one embodiment, the HVAC controller includes: (1) a keypad having at least first and second banks, (2) a reference signal source configured to generate a time-varying untransformed reference signal and provide the untransformed reference signal to the first bank, (3) transformation circuitry configured to transform the untransformed reference signal into a transformed reference signal and provide the transformed reference signal to the second bank and (4) a processor having interrupt pins coupled to corresponding keys of both the first and second banks and a further interrupt pin coupled to receive one of the untransformed and transformed reference signal. | 2015-11-19 |
20150330648 | HVAC SYSTEM, AN HVAC CONTROLLER AND A METHOD OF HEATING AN LCD DISPLAY OF AN HVAC CONTROLLER - An HVAC controller, a controller for a climate control system and a climate control system are disclosed herein. In one embodiment, the HVAC controller includes: (1) a display, (2) a display heater for the display and (3) a heater controller configured to operate the display heater based on ambient temperature and a supply voltage of the HVAC controller. | 2015-11-19 |
20150330649 | CONTROL METHOD AND COMMUNICATION DEVICE - A first detection unit detects a horizontal air-blowing position inputted by a user using a plan view of a room included in an operation screen. A second detection unit detects a vertical air-blowing position inputted by the user using a profile view included in the operation screen. A generation unit determines an airflow direction of an air conditioner from the horizontal air-blowing position detected by the first detection unit and the vertical air-blowing position detected by the second detection unit, and generates control data that specifies the determined airflow direction. | 2015-11-19 |
20150330650 | HVAC SYSTEM AIR FILTER DIAGNOSTICS AND MONITORING - A system and method for monitoring a heating, ventilation, or air conditioning (HVAC) system of a building is provided. A monitoring server, located remotely from the building, receives operating parameter data from a monitoring device at the building that measures an operating parameter of the HVAC system. The monitoring server generates a plurality of data clusters from the operating parameter data, each data cluster corresponding to operating parameter data generated during steady-state operation of the HVAC system. The monitoring server calculates an average operating parameter value for each data cluster. The monitoring server calculates normalized operating parameter values based on normalizing the average operating parameter values for the data clusters over a predetermined normalization time period. The monitoring server compares the normalized operating parameter values with a threshold. The monitoring server determine whether an air filter of the HVAC system needs to be replaced based on the comparison and generates a notification based on the determination indicating that the air filter needs to be replaced. | 2015-11-19 |
20150330651 | ACCOMMODATING CSSH FOR TANDEM COMPRESSOR TRANSITIONS - A heating, ventilation, and air-conditioning (HVAC) system comprises a plurality of sensors, a tandem compressor comprising a first compressor and a second compressor, and a controller communicatively coupled to the plurality of sensors and the tandem compressor. The controller is operable to operate threshold logic that turns off the tandem compressor if the tandem compressor is operating outside of a threshold range. The controller is further operable to determine a temperature demand of a structure associated with the HVAC system based on data received from at least one of the plurality of sensors and determine that the HVAC system requires a change of state to meet the temperature demand. The controller may disable the threshold logic for a pre-determined period of time in response to determining that the HVAC system requires the change of state and perform the change of state independently of the threshold logic. | 2015-11-19 |
20150330652 | METHOD AND APPARATUS FOR CONTROLLING TEMPERATURE - The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for controlling temperature in a temperature controlling system is provided. The method includes determining occupancy or non-occupancy of a user in a space subject to setback control; when the user's non-occupancy is determined, determining whether to start the setback control based on probability distribution of a non-occupancy period that are predetermined; when it is determined to start the setback control, determining the user's target temperature based on previously collected data; calculating a setback temperature based on the target temperature; and performing the setback control according to the calculated setback temperature. | 2015-11-19 |
20150330653 | ENERGY RECOVERY VENTILATION EFFECTIVENESS CALCULATION AND INDICATION - This disclosure relates generally to air handling systems for buildings, more particularly to energy recovery ventilation systems, and specifically to a calculation/estimation of effectiveness which may be used for informational and maintenance purposes. | 2015-11-19 |
20150330654 | CONTINUOUS INTELLIGENT-CONTROL-SYSTEM UPDATE USING INFORMATION REQUESTS DIRECTED TO USER DEVICES - An intelligent control system includes intelligent thermostats and controls an environment, such as a residential living space, commercial building, or another environment. The intelligent control system obtains information related to the controlled environment by collecting sensor data, obtaining data from users during interactive information-exchange sessions, and by directing information queries to users on one or more user devices. | 2015-11-19 |
20150330655 | AIR-CONDITIONING APPARATUS - An air-conditioning apparatus includes a compressor for compressing and discharging refrigerant; an outdoor heat exchanger for exchanging heat between the refrigerant and a heat medium that enters the outdoor heat exchanger; an indoor heat exchanger for exchanging heat between the refrigerant and a surrounding medium of use; a bypass pipe for bypassing the refrigerant that is to enter the outdoor heat exchanger; and a bypass flow control valve arranged on the bypass pipe, for adjusting a flow of the refrigerant that is to enter the outdoor heat exchanger, in which the outdoor heat exchanger includes a first passage through which the refrigerant flows, and a second passage through which the heat medium flows, and in which the first passage allows the refrigerant to flow upward. | 2015-11-19 |
20150330656 | MULTI-ZONE INDOOR CLIMATE CONTROL AND A METHOD OF USING THE SAME - A system and method of conditioning air within a multi-zone system using a controller in communication with at least one sensor located within at least one of a plurality of zones, the method comprising the steps of: operating the at least one sensor to measure at least one environmental condition within at least one of the plurality of zones, identifying which, if any, of the plurality of zones is occupied, determining whether a demand condition exists within at least one occupied zone, calculating the difference between an actual environmental condition and a desired environmental condition within the plurality of zones to create a zone demand value if a demand condition exists in two or more occupied zones, and determining whether a cumulative zone demand value is equal to a zone balance point value. | 2015-11-19 |
20150330657 | MULTI-NODAL THERMOSTAT CONTROL SYSTEM - An Electronically-Controlled Register vent (ECRV) that can be easily installed by a homeowner or general handyman is disclosed. The ECRV can be used to convert a non-zoned HVAC system into a zoned system. The ECRV can also be used in connection with a conventional zoned HVAC system to provide additional control and additional zones not provided by the conventional zoned HVAC system. In one embodiment, the ECRV is configured have a size and form-factor that conforms to a standard manually-controlled register vent. In one embodiment, a zone thermostat is configured to provide thermostat information to the ECRV. In one embodiment, the zone thermostat communicates with a central monitoring system that coordinates operation of the heating and cooling zones. | 2015-11-19 |
20150330658 | THERMOSTAT WITH RING-SHAPED CONTROL MEMBER - A sleek, low-profile wall-mountable thermostat for controlling an HVAC system is described. The thermostat includes a ring-shaped controller that rotates about a central axis, and an optical sensor directed away from the central axis and toward a radially inward-facing surface of the ring-shaped controller so as to accurately detect optical signals indicating controller's rotational movement. | 2015-11-19 |
20150330659 | HVAC ELECTRICAL SYSTEM POWER SUPPLY PACKAGING SYSTEM - Embodiments of a HVAC electrical system power supply packaging system within an ultimate enclosure are provided. The HVAC electrical system power supply packaging system provides serviceability, safety, manufacturability, and system management failure diagnostic reporting enhancements over conventional packaging systems while conforming to agency safety requirements. The embodiments disclosed herein also reduce equipment and service costs for HVAC electrical system power supply components provided within the HVAC electrical system power supply packaging system by reducing delays in servicing these components. Thus, customer uptime of the HVAC system can be increased. | 2015-11-19 |
20150330660 | THERMOSTAT WITH WIRING TERMINALS CONFIGURED FOR SPATIAL COMPACTNESS AND EASE OF WIRE INSTALLATION - A wall-mountable programmable electronic thermostat for controlling an HVAC system is described. The thermostat includes a circular wall-mountable backplate with a central opening to allow for the passage of HVAC wires for electrical connection to the thermostat. The head unit body is also circular and is removeably mountable to the back plate. A plurality of wedge-shaped wiring terminals are mounted on the backplate for making a tool-free connection to HVAC wires. Each wiring terminal has button that a user can depress while a wire is inserted in a wire hole. The terminals are arranged along one or more circular arcs about the central opening of the backplate such that the wire holes face the central opening and the buttons are located close to the outer periphery of the backplate. | 2015-11-19 |
20150330661 | Methods and Apparatus for Providing an Improved Damper, Boot and Damper Combination, and an Improved HVAC Duct System - A damper arrangement is described which moves dampers from a location closer to an air source to a boot located adjacent to a ceiling register, grill, or the like, thereby allowing technicians or owners to more readily make adjustments. A substantially flush boot collar mounting preserves leak free flow, and keeps insulation installation simple. An internal adjustment mechanism, such as a loop, avoids the need to pull the ceiling grill from the ceiling. Both insulation and subsequent adjustment are simplified. | 2015-11-19 |
20150330662 | HEATING DEVICE AND METHOD FOR OPERATING THE SAME - A heating device includes: a fluid reservoir; a heat exchanger whose feed line is hydraulically connected to the fluid reservoir geodetically deeper than its return line; a pump situated in the feed line or the return line; a bypass hydraulically connected to the feed line and to the return line, the bypass bypassing the heat exchanger and the pump; and a three-way valve situated in the connection of the bypass to the feed line or in the connection of the bypass to the return line. Based on a comparison of a setpoint temperature with a first fluid temperature determined in the return line between the heat exchanger and the bypass, the three-way valve is switched into a first switch position in which the bypass is at least partially open, or the three-way valve is switched into a second switch position in which the bypass is closed. | 2015-11-19 |
20150330663 | Systems and methods for controlling gas powered appliances - A safety system for use with a thermoelectric generator is described. The safety system includes a safety switch operatively connected to the thermoelectric generator output. The safety switch has a first state in which the thermoelectric generator can provide a first voltage to a load, and a second state in which the thermoelectric generator cannot output the first voltage to the load and in which the thermoelectric generator can output a second voltage to the load. The second voltage is a non-zero voltage having a magnitude less than the first voltage. | 2015-11-19 |
20150330664 | Systems and methods for controlling gas powered appliances - A control system for a gas powered appliance includes a power source to provide electrical power to control at least one electrically actuated gas valve, a valve control system to selectively couple electrical power from the power source to the electrically actuated gas valve, and a controller. The valve control system includes a first switch and a second switch. The first switch and the second switch are electrically connected in series between the power source and the electrically actuated gas valve. The controller is operatively connected to the first switch and the second switch and configured to control the first switch and the second switch to selectively couple power from the power source to the electrically actuated gas valve. | 2015-11-19 |
20150330665 | Systems and methods for controlling gas powered appliances - A control system for controlling a gas powered water heater includes a power system to provide electrical power, a valve control system to selectively hold a main gas valve in an open position, a valve pick system to selectively pick the main gas valve from a closed position to the open position, a safety system to prevent the valve control system from holding the main gas valve in the open position, and a controller. The controller is electrically powered by the power system and communicatively coupled to the valve control system, the valve pick system, and the safety system. The controller is configured to control operation of the main burner and the main gas valve using the valve control system, the valve pick system, and the safety system to provide water heated to substantially a setpoint temperature. | 2015-11-19 |
20150330666 | Control System For Modulating Water Heater - A control system is provided for a modulated heating system including a plurality of modulating water heaters, which may be modulating boilers. A deadband control scheme provides for reduced cycling of the modulating heater when total system heat demand falls between the maximum output of one heater and the sum of the maximum output of that one point and the minimum firing point of the next subsequent heater. Condensation of flue gas products is prevented by monitoring flue exhaust temperature for each heater and controlling the modulation of each heater to maintain a minimum heater output sufficiently high to prevent condensation of flue gas products from that heater. Rapid reaction to changes in system heat demand is provided by sensing changes in flow rate in a primary loop of the system and anticipating resulting changes in temperature thus allowing for change in heater output prior to the time the change in flow rate has fully impacted system temperature. | 2015-11-19 |
20150330667 | WATER JACKET FOR SOLID PARTICLE SOLAR RECEIVER - A solar receiver includes: water jacket panels each having a light-receiving side and a back side with a watertight sealed plenum defined in-between; light apertures passing through the watertight sealed plenums to receive light from the light-receiving sides of the water jacket panels; a heat transfer medium gap defined between the back sides of the water jacket panels and a cylindrical back plate; and light channeling tubes optically coupled with the light apertures and extending into the heat transfer medium gap. In some embodiments ends of the light apertures at the light receiving side of the water jacket panel are welded together to define at least a portion of the light-receiving side. A cylindrical solar receiver may be constructed using a plurality of such water jacket panels arranged with their light-receiving sides facing outward. | 2015-11-19 |
20150330668 | SYSTEMS AND METHODS FOR DIRECT THERMAL RECEIVERS USING NEAR BLACKBODY CONFIGURATIONS - An aspect of the present disclosure is a receiver for receiving radiation from a heliostat array that includes at least one external panel configured to form an internal cavity and an open face. The open face is positioned substantially perpendicular to a longitudinal axis and forms an entrance to the internal cavity. The receiver also includes at least one internal panel positioned within the cavity and aligned substantially parallel to the longitudinal axis, and the at least one internal panel includes at least one channel configured to distribute a heat transfer medium. | 2015-11-19 |
20150330669 | Apparatuses and Methods for Fastening Roofing Strapsand Structural Members to Roofs - A number of apparatuses and methods for fastening roofing straps and structural members to roofs are disclosed. | 2015-11-19 |
20150330670 | SYSTEM AND METHOD FOR UTILIZING OIL AND GAS WELLS FOR GEOTHERMAL POWER GENERATION - A method and system for extracting geothermal heat from a well is provided, wherein the well casing has positioned therein an inner pipe nested within an outer pipe. The space between the well casing and the outer pipe may be filled with an insulating medium. A liquid heat conducting material flows into and down through the inner pipe. The inner pipe may be fitted with a one-way valve so that the liquid heat conducting material does not reverse direction and flow upwards towards the surface. As the liquid heat conducting material approaches the bottom of the inner pipe, it enters into a heat exchanger, absorbs heat and transforms to its gaseous state. The gas rises upward through the space between the outer pipe and the inner pipe and into the electricity generating component. | 2015-11-19 |
20150330671 | EJECTOR - An ejector includes a body part having a depressurizing space in which a refrigerant flowing out of a swirling space is depressurized, a suction passage that draws a refrigerant from an external, and a pressurizing space in which the refrigerant from the depressurizing space is mixed with the refrigerant from the suction passage, a conical passage formation member that is arranged in the body part, and a driving device that displaces a nozzle body of the body part forming the depressurizing space. A nozzle passage is defined on an outer peripheral side of the passage formation member in the depressurizing space, a diffuser passage is formed on an outer peripheral side of the passage formation member in the pressurizing space, and an actuating bar that couples the driving device with the nozzle body is arranged without crossing the diffuser passage. | 2015-11-19 |
20150330672 | AIR-CONDITIONING AND HEATING SYSTEM FOR PASSENGER BOARDING BRIDGE AND CONTROL SYSTEM THEREFOR - A tunnel air-conditioning and heating apparatus is provided. the tunnel air-conditioning and heating apparatus may include a condenser provided at a rotunda; a compressor provided at the rotunda and connected to the condenser; an evaporator provided at a movable tunnel and connected to each of the condenser and the compressor; and a condenser connection pipe configured to connect the condenser with the evaporator and a compressor connection pipe configured to the compressor with the evaporator each of which is formed into a flexible coil. | 2015-11-19 |
20150330673 | AIR-CONDITIONING APPARATUS - All of pumps are in operation for a predetermined period of time in an air-conditioning apparatus and, after that, the number of pumps in operation is changed depending on an operation capacity for indoor units each including a use side heat exchanger. | 2015-11-19 |
20150330674 | AIR-CONDITIONING APPARATUS - An air-conditioning apparatus is capable of cooling a first heat medium and heating the first heat medium at the same time in a relay unit, and the cooled first heat medium and the heated first heat medium can be separately distributed to a plurality of indoor units. Waste heat of a first refrigerant circuit can be discharged to an outdoor space via a second heat medium and the second refrigerant. | 2015-11-19 |
20150330675 | HEAT PUMP SYSTEM - A heat pump system adjusts a degree of subcooling of an indoor-side heat exchanger in a heating priority mode, and adjusts any one of a degree of subcooling of a hot-water supply-side heat exchanger (water-side heat exchanger) and a discharge temperature of a compressor in a hot-water supply priority mode. | 2015-11-19 |
20150330676 | Hybrid Indirect/Direct Contactor for Thermal Management of Counter-Current Processes - The invention relates to contactors suitable for use, for example, in manufacturing and chemical refinement processes. In an aspect is a hybrid indirect/direct contactor for thermal management of counter-current processes, the contactor comprising a vertical reactor column, an array of interconnected heat transfer tubes within the reactor column, and a plurality of stream path diverters, wherein the tubes and diverters are configured to block all straight-line paths from the top to bottom ends of the reactor column. | 2015-11-19 |
20150330677 | HEAT CONVERSION DEVICE - Provided is a heat conversion device including a thermoelectric element. In the structure of a heat exchanger to which the thermoelectric module is applied, a pair of heat absorbing modules and a heat emitting module are disposed in a horizontal direction so that a desired air volume and wind speed can be maintained without resistance to an air flow path, a heat conversion effect for air can be implemented, a drying and dehumidifying effect can be implemented, and a heat conversion function having high efficiency can be implemented even under low power consumption. | 2015-11-19 |
20150330678 | REFRIGERATOR - Provided is a refrigerator. A thermoelectric module is disposed on a top surface of an ice compartment defined in a refrigerator door to discharge hot air through a cap deco disposed on a top surface of the door so that efficient ice making in the ice compartment is realized independently from a refrigeration cycle. | 2015-11-19 |
20150330679 | SELF GENERATING POWER GENERATOR FOR CRYOGENIC SYSTEMS - A cryogenic system to remove energy includes a heat engine to store content at a predetermined temperature; one or more fans to deliver air flow through the heat engine; a cryogenic storage unit to store cryogen and having one or more insulated pipes thermally coupled to the heat engine to cool the heat engine; one or more reuse pipes coupled to one or more insulated pipes to send a portion of cryogen gas flow back to the cryogenic storage for reuse; a controller to maintain the predetermined temperature; and an on-board power generator to supply operating power to the controller and the one or more fans. | 2015-11-19 |
20150330680 | HERMETIC COMPRESSOR AND REFRIGERATION APPARATUS INCLUDING THE SAME - A hermetic compressor according to the present invention includes: an electric element ( | 2015-11-19 |
20150330681 | EVAPORATOR - An evaporator used in a car air conditioner satisfies a a relation of 0.9≦P | 2015-11-19 |
20150330682 | Direct Expansion Evaporator - A direct expansion evaporator includes a feeding channel having a feeding end and a dispensing end for raw material feeding therethrough, and a heat exchange channel thermally communicating with the feeding channel for guiding refrigerant passing through the heat exchange channel to heat-exchange with the raw material to form a frozen product. The heat exchange channel has a pre-cooling portion and a freezing portion, wherein the heat exchange channel is configured to ensure a traveling time of the refrigerant at the pre-cooling portion to be longer than a traveling time of the refrigerant at the freezing portion. The raw material is guided to flow from the pre-cooling portion to the freezing portion so as to initially pre-cool the raw material and to substantially freeze the raw material to form the frozen product before the frozen product is dispensed at the dispensing end of the feeding channel. | 2015-11-19 |
20150330683 | DUAL CIRCUIT REFRIGERANT CONDENSER - A dual circuit condenser for a cooling system is configured to cool refrigerant passing through the condenser. Operation of a first circuit of the system establishes a first temperature at a first area of the condenser, and operation of a second circuit of the system establishes a second temperature at a second area of the condenser. The condenser includes a manifold. The manifold is configured to receive a plurality of tubes. The manifold is further configured to define a first volume that is part of the first circuit and a second volume that is part of the second circuit. The manifold includes three or more separators interposed between the first volume and the second volume to segregate refrigerant in the first circuit from refrigerant in the second circuit. | 2015-11-19 |
20150330684 | LIQUID LINE CHARGE COMPENSATOR - An apparatus and method for reducing discharge pressure in a Heating, Ventilating, and Air Conditioning system. The apparatus has a compensator reservoir and a compensator line. The compensator line connects the compensator reservoir and a liquid line. The liquid line connects a condenser and an evaporator. The compensator line has a connection to the compensator reservoir and a connection to the liquid line. In the method, a controller checks for one or more conditions indicating a likelihood of high discharge pressure. The controller finds a condition indicating a likelihood of high discharge pressure. In response to finding the condition, the controller closes a compensator valve after a set amount of time. The controller reopens the compensator valve. | 2015-11-19 |
20150330685 | REFRIGERANT PRESSURE RELIEF IN HVAC SYSTEMS - Systems and methods for reducing refrigerant pressures within an HVAC system are provided. A first tube may couple to a receptacle and to a manifold, placing the receptacle in fluid communication with the manifold. The manifold may couple to a condenser and may receive refrigerant from an outlet of a first pass of tubing through the condenser. Refrigerant exiting the first pass of tubing of the condenser may migrate into the receptacle in response to high refrigerant pressures within the HVAC system. A controller may determine whether at least one condition indicating a likelihood high refrigerant pressure within the HVAC system is present. The controller may close a first valve in response to determining that at least one condition indicating a likelihood high refrigerant pressure is present and upon the expiration of a first period of time. The first valve may couple to the first tube and may permit refrigerant flow into or out of the receptacle when open. The first valve may prevent refrigerant flow into or out of the receptacle when closed. Upon expiration of a second period of time, the controller may open the first valve. | 2015-11-19 |
20150330686 | SOLENOID CONTROL METHODS FOR DUAL FLOW HVAC SYSTEMS - Provided are a method and apparatus for reducing a refrigerant pressure difference within an HVAC system having a controller, one or more compressors, and at least two paths of refrigerant piping comprising alternative paths for refrigerant flow through the HVAC system. A valve is coupled to each refrigerant piping path for permitting, or preventing, refrigerant flow through each of the alternate paths of refrigerant piping. The controller may open at least one valve for a defined period of time in response to a triggering input to allow a refrigerant pressure difference within the HVAC system to dissipate across the opened valve. | 2015-11-19 |
20150330687 | OIL SEPARATOR AND AIR CONDITIONER HAVING THE SAME - An oil separator and an air conditioner having the same are provided. The oil separator may include a casing having a cylindrical shape having a circular cross-section in a horizontal direction, a suction tube inserted into and installed on a side surface of the casing to introduce a refrigerant mixed with oil into the casing, a refrigerant discharge tube vertically inserted into and installed on an upper portion of the casing to discharge the refrigerant from the casing, and an oil discharge tube connected to a lower portion of the casing to discharge the oil from the casing. The casing may have an inner diameter of about 38.1 mm to about 46.8 mm in the horizontal cross-section. | 2015-11-19 |
20150330688 | COMPRESSOR OPERATION MANAGEMENT IN AIR CONDITIONERS - In various implementations, compressor operation in an air conditioner may be managed by maintaining oil viscosity, a temperature differential, compressor sump temperature, and/or suction pressure. Properties of the air conditioner or portions thereof, such as the compressor, may be determined. To manage compressor operations, operation(s) of the air conditioner may be adjusted based on one or more of the determined properties. | 2015-11-19 |
20150330689 | REFRIGERATION CYCLE APPARATUS AND CONTROL METHOD OF REFRIGERATION CYCLE APPARATUS - A refrigeration cycle apparatus includes a discharge temperature sensor that detects a discharge temperature of refrigerant discharged from a compressor, and a controller that controls the opening degree of an expansion valve. The controller computes an amount of variation of the discharge temperature resulting from varying the opening degree of the expansion valve, computes a ratio of the amount of variation of the discharge temperature to an amount of variation of the opening degree of the expansion valve, and determines the opening degree to be set to the expansion valve on the basis of the opening degree of the expansion valve that causes a change of the ratio. | 2015-11-19 |
20150330690 | SENSOR FAILURE ERROR HANDLING - An HVAC system includes a plurality of sensors, a tandem compressor, and a controller. The tandem compressor comprises a first and second compressor, each comprising a crankcase heater. The controller determines that one of the sensors has failed, and in response, initiates the first and second crankcase heaters and transmits an alert indicating that one of the sensors has failed. Further, the controller may disable threshold logic such that the first and second compressors are controlled independently of a determination whether the tandem compressor is operating outside of a threshold range. The controller operates the first and second compressors according to a safe mode, wherein first on or off settings of the compressors are determined based on a first required load operation of the tandem compressor. The first required load operation is determined from a first temperature demand of a structure associated with the HVAC system. | 2015-11-19 |
20150330691 | SYSTEM AND METHOD FOR MONITORING COMPRESSOR FLOODBACK - A system and method for monitoring a floodback condition includes a compressor connected to a condenser, a discharge sensor that outputs a discharge temperature signal corresponding to a discharge temperature, and a control module connected to the discharge sensor. The control module receives compressor power data or compressor current data, determines a saturated condensing temperature based on the compressor power data or compressor current data, calculates a discharge superheat temperature based on the saturated condensing temperature and the discharge temperature, monitors a floodback condition of the compressor by comparing the discharge superheat temperature with a threshold, and, when the discharge superheat temperature is less than or equal to the threshold, increases the speed of the compressor or decreases an opening of an expansion valve associated with the compressor. | 2015-11-19 |
20150330692 | METHOD FOR CONTROLLING AN ECONOMIZER CIRCUIT - A method for controlling an economizer circuit is provided. The economizer circuit includes a valve to regulate refrigerant flow between the economizer and the compressor. The valve can be opened to engage the economizer circuit or closed to disengage the economizer circuit based on the output frequency provided to the compressor motor by a variable speed drive and an operating condition of the economizer. | 2015-11-19 |
20150330693 | MULTIPLE LOAD CONTROL FOR VARIABLE FREQUENCY DRIVE HARMONIC MITIGATION - Apparatuses, methods, and systems of multiple load control for variable frequency drive harmonic mitigation are disclosed. An exemplary embodiment includes a system including a plurality of loads including at least one compressor configured to compress refrigerant. The plurality of loads are driven by a plurality of electric motors. The plurality of electric motors are driven by a plurality of variable frequency drives. The plurality of variable frequency drives are electrically coupled to an AC source. In operation a desired cooling capacity of the system is determined, a harmonic mitigation control parameter is determined, and output of one or more of the variable frequency drives is activated, deactivated, adjusted or modulated to reduce the input harmonics and provide the desired cooling capacity. | 2015-11-19 |
20150330694 | ICE MAKING SYSTEM - An ice making system for a refrigerator, comprises: a base member; an icemaker mounted to a front surface of the base member for making ice pieces; a driving unit mounted to a rear surface of the base member such that a motor shaft thereof is in a horizontal state; an ice bank horizontally inserted into the base member in a detachable manner, for storing the ice pieces made by the icemaker; a detachable mounting unit for detachably mounting the ice bank to the base member; and an ice crusher assembly provided at the ice bank so as to be connected to or separated from the driving unit, for crushing the ice pieces. Since the ice bank has only to be horizontally pushed into the base member for coupling, or horizontally pulled out of the base member for separation, processes for coupling or separating the ice bank to/from the base member are facilitated. This prevents the ice pieces stored in the ice bank from being discharged out of the ice bank. | 2015-11-19 |
20150330695 | ICE MAKING APPLIANCE - An ice making appliance is provided. The ice making appliance includes a first ice maker and a second ice maker. The first and second ice makers generate different types of ice. The ice making appliance also includes supply ducts for receiving chilled air from an evaporator and directing the chilled air to the first and second ice makers. | 2015-11-19 |
20150330696 | REFRIGERATION DEVICE COMPRISING AN ICE MAKER WITH A COUPLING - A refrigeration device has an ice maker with an ice cube container in which a conveying device for conveying the ice cubes is disposed. The conveying device is connected by way of a coupling to a drive of the ice maker for transmitting drive forces. The coupling is configured to transfer the drive forces of the drive to transform them partially into forces that are oriented towards the drive. | 2015-11-19 |
20150330697 | IMPLEMENT FOR CONSTANT-TEMPERATURE STORAGE AND STORAGE CONTAINER HOUSING THE SAME - An implement for storage at a constant temperature has two housings ( | 2015-11-19 |
20150330698 | HEAT-DISSIPATION FILM - The invention provides a heat-dissipation film, belonging to the technical field of heat-dissipation, which can solve the problem that the heat-dissipation film in the prior art dissipates heat in a single heat-dissipation way, and the heat-dissipation effect thereof is not good in the case that much heat or a fire source exists. The heat-dissipation film of the invention includes a first heat-dissipation sheet and an endothermic reaction module; wherein one surface of the first heat-dissipation sheet is in contact with a heating object, and the other surface of the first heat-dissipation is attached to the endothermic reaction module for absorbing heat generated by the heating object. The invention can improve the heat-dissipation effect of the heat-dissipation film. | 2015-11-19 |
20150330699 | WATER COLLECTION PAN FOR APPLIANCES - A liquid containment device for use with refrigerators to prevent overflow and damage to flooring. The containment device allows for appliance elevation within and integral support and water collection pan. The detachable loading ramps provide for smoothly rolling the appliance up onto the integrated independent elevated level support surfaces within the water retainment pan. | 2015-11-19 |
20150330700 | A COOLING DEVICE COMPRISING A HEIGHT ADJUSTABLE SHELF - The present invention relates to a cooling device ( | 2015-11-19 |
20150330701 | Chest Freezer Organizer - Organizers for chest freezers are disclosed that provide increased access to items in chest freezers. The organizers include a base and at least one storage member, which can move vertically and rotate horizontally relative to the base. Vertical and horizontal movement of the storage member relative to the base is provided in some embodiments by a vertical member that forms a hinge between the base and the storage member and is provided in some embodiments by a coupling of the storage member to a vertical member extending vertically from the base. Also disclosed is a corresponding method for accessing items in a chest freezer. Moving a storage member of a disclosed organizer up relative to the organizer's base and/or rotating the storage member horizontally relative to the base provides greater access to frozen items in the storage member and frozen items located below the storage member's original position. | 2015-11-19 |
20150330702 | REFRIGERATOR VEGETABLE ROOM WITH VARIABLE PRESSURE - The present disclosure relates to pressure control in a vegetable room of a refrigerator, and particularly, to a vegetable room of a refrigerator in which pressure is controlled according to vegetable, fruit, and mixture modes. More particularly, the present disclosure relates to a vegetable room of a refrigerator in which different pressures are applied according to vegetable, fruit, and mixture modes such that each pressure corresponds to storage conditions of storage items such as vegetable and fruit stored in an airtight state therein, whereby each storage item is maintained with optimal freshness. | 2015-11-19 |
20150330703 | REFRIGERATION DEVICE - A refrigeration device executes a chilling operation for cooling an interior so that the temperature of the interior reaches a set temperature that is set within a predetermined temperature range. The refrigeration device has an operation control unit that, in the chilling operation, switches between pull-down control and capacity control for cooling the interior with a cooling capacity lower than that of the pull-down control. The operation control unit performs the pull-down control until the temperature of air blown toward the interior reaches at least the set temperature. | 2015-11-19 |
20150330704 | A COOLING DEVICE COMPRISING OF A KNOB PROVIDING THE ADJUSTMENT OF THE COMPARTMENT TEMPERATURE - The present invention relates to a cooling device ( | 2015-11-19 |
20150330705 | Systems and Methods for Natural Gas Liquefaction Capacity Augmentation - Systems and methods for natural gas liquefaction capacity augmentation using supplemental cooling systems and methods to improve the efficiency of a liquefaction cycle for producing liquefied natural gas (LNG). | 2015-11-19 |
20150330706 | PROCESS FOR REMOVING LIGHT COMPONENTS FROM AN ETHYLENE STREAM - A process for removing light components from an ethylene stream may include providing a dried ethylene stream containing ethylene, ethane, CO, CO | 2015-11-19 |
20150330707 | SUPERHEATING OF AN EXPORT GAS USED IN A REDUCTION PROCESS, IN ORDER TO BALANCE OUT AMOUNT FLUCTUATIONS, AND DEVICE - A method and a device for balancing out amount fluctuations while simultaneously increasing the temperature of an export gas ( | 2015-11-19 |
20150330708 | FURNACE CONTROL FOR MANUFACTURING STEEL USING SLAG HEIGHT MEASUREMENT AND OFF-GAS ANALYSIS SYSTEMS - Embodiments of the invention comprise measuring the slag height level using a slag height level measurement system, as well as analyzing the off-gas components in a furnace using an off-gas analysis system in order to more efficiently control the furnace during a steelmaking process. The slag height level measurement system and the off-gas analysis system may be utilized to determine when the scrap steel has melted, when the slag height level has decreased, and if the slag height level has decreased due to deficient carbon and/or oxygen, or excess carbon and/or oxygen in the furnace. | 2015-11-19 |
20150330709 | MODULAR AIR COOLED CONDENSER APPARATUS AND METHOD - The present invention relates to a mechanical draft cooling tower that employs air cooled condenser modules. The aforementioned cooling tower operates by mechanical draft and achieves the exchange of heat between two fluids such as atmospheric air, ordinarily, and another fluid which is usually steam. The aforementioned cooling tower utilizes a modular air cooled condenser concept wherein the air cooled condensers utilize heat exchange deltas that use tube bundles that are manufactured and assembled prior to being shipped to the tower site. | 2015-11-19 |
20150330710 | Direct Forced Draft Fluid Cooling Tower - A cooling tower is provided with a housing containing a fan at the bottom of the tower, and a plurality of layers of water collection troughs or channels above the fan to capture water droplets sprayed downwardly from the top of the device through an evaporative cooling pad located above the collection troughs. The collection troughs extend from one side of the housing to the other in the form of a structural support for the housing and the equipment therein. The troughs have open ends which extend through the housing to discharge collected water to an adjacent vertical tank. | 2015-11-19 |
20150330711 | SECONDARY WASH AT DISCHARGE DRUM - An apparatus and process is disclosed for the cooling of a reactor effluent gas stream. The apparatus includes a contact cooling system with a discharge drum providing a second wash zone. Each wash zone has a packed bed, or other type of mechanical system for contacting the gas stream with the cooling liquid. The liquid in the first stage will remove heavy components, allowing for a cleaner second stage that can be reduced in size. | 2015-11-19 |
20150330712 | DEVICE FOR HEAT EXCHANGE - The present invention is a device for heat exchange particularly suitable for cooling recirculated gas in EGR (Exhaust Gas Recirculation) systems, with a constructive configuration incorporating the heat exchanger together with a bypass conduit and a bypass valve, where most of the parts forming said device allow manufacturing same in stamped sheet metal, thereby reducing manufacturing costs. | 2015-11-19 |
20150330713 | HEAT EXCHANGER AND HEAT EXCHANGING UNIT - A heat exchanger has a plurality of heat exchanger tubes. Each heat exchanger tube has an internal flow path through which a first fluid flows. These heat exchanger tubes are arranged so that an external flow path, through which a second fluid that exchanges heat with the first fluid flows, is formed between each two adjacent heat exchanger tubes. Each two adjacent heat exchanger tubes are bonded together at the inlets and outlets of the internal flow paths in the two heat exchanger tubes. One of each two adjacent heat exchanger tubes is offset with respect to the other heat exchanger tube in a direction perpendicular to an arrangement direction in which these heat exchanger tubes are arranged. | 2015-11-19 |
20150330714 | SPIRAL OR HELICAL COUNTERFLOW HEAT EXCHANGER - Spiral or helical counterflow heat exchanger ( | 2015-11-19 |
20150330715 | MANUFACTURING METHOD OF THERMAL MODULE - A manufacturing method of thermal module includes steps of: providing a base seat and a heat pipe, the base seat having a first face and a second face; mechanically processing the base seat from the first face to the second face to form a receiving channel having a bottom section and a first side section and a second side section respectively vertically extending from two sides of the bottom section; placing the heat pipe into the receiving channel; mechanically processing the base seat and the heat pipe to hold the base seat and the heat pipe in a direction normal thereto; and horizontally mechanically processing the base seat and the heat pipe from outer sides to inner sides of the first and second side sections to form a recess on each of the first and second side sections, whereby a protrusion section is formed to press the heat pipe. | 2015-11-19 |
20150330716 | BASE PLATE FIXING STRUCTURE FOR A HEAT DISSIPATING MODULE - A base plate fixing structure for a heat dissipating module includes a base plate and a plurality of fixing components. At a center of the base plate is disposed a through groove. At a bottom edge of the through groove is disposed a holding and engaging part extending and protruding inwards. On two sides of the through groove are respectively disposed two or more than two corresponding fixing holes. On two ends of the through groove are respectively disposed a containing rod arching upwards. The plurality of fixing components each includes a horizontal section and vertical sections extending downwards from two ends of the horizontal section. During assembly, one end of the heat pipe is run through the through groove of the base plate with the containing rod and the holding and engaging part limiting its position. The fixing components are joined to the fixing holes through their vertical sections. The horizontal sections are used to press the heat pipe so that the heat pipe is tightly fixed to the base plate. The fore-going combination facilitates the assembly of a heat dissipating module at a reduced assembly cost. | 2015-11-19 |
20150330717 | HEAT PIPE - The purpose of this invention is to provide a sheet-shaped heat pipe that makes it possible to reduce a pressure loss caused by a vapor flow or a pressure loss caused by a working fluid flow to improve the maximum amount of heat to be transported and reduce thermal resistance by increasing the cross-sectional area of a vapor flow passage or a fluid flow passage, which has been limited by the length of a container in a height direction. A heat pipe ( | 2015-11-19 |
20150330718 | INTEGRATED BLOWER DIFFUSER-FIN SINGLE PHASE HEAT EXCHANGER - A method and apparatus for exchanging heat between two fluids is disclosed. The apparatus includes an integrated blower with a diffuser fin baseplate. The baseplate includes diffuser fins on a surface of the baseplate. The diffuser fins are integrated with the blower. At least one channel is formed in the fins or baseplate for flow of a fluid through the baseplate. | 2015-11-19 |
20150330719 | EXHAUST-GAS HEAT EXCHANGER MADE OF DUPLEX STEEL - The present invention relates to an exhaust-gas heat exchanger for a motor vehicle, having an outer casing and plates arranged therein lying one above another in layers, wherein a fin plate made of austenitic steel material is arranged in an inner cassette made of ferritic steel material or made of duplex steel and at least two inner cassettes are arranged one above another like plates and the outer casing is formed from duplex steel and engages around the inner cassettes. | 2015-11-19 |
20150330720 | ATTACHMENT MEANS, GASKET ARRANGEMENT AND ASSEMBLY - An attachment member is arranged to engage an edge portion of a heat exchanger plate for fastening a gasket to a first side of the heat exchanger plate. It comprises a first connection member, a second connection member and a bridge. A first part of the first connection member is arranged to engage the gasket while a second part of the first connection member engages the bridge. A first part of the second connection member is arranged to engage the gasket while and a second part of the second connection member engages with the bridge. The attachment member further comprises a plurality of fingers arranged between the first and second connection members. A respective connection part of each finger engages the bridge and the fingers are arranged to extend from the bridge towards the gasket. | 2015-11-19 |
20150330721 | HEAT EXCHANGER BEDS COMPOSED OF THERMOMAGNETIC MATERIAL - Provided is a packed heat exchanger bed composed of thermomagnetic material particles having a mean particle diameter of 50 μm to 1 mm. The packed bed has porosity of 30-45%. A thermomagnetic material is a metal containing material such as (A | 2015-11-19 |
20150330722 | METHOD AND DEVICE FOR INTERNAL ACCUMULATION AND CIRCULATION OF THERMALLY TREATED FLUID - A device adapted to accumulate a thermally treated includes: a containment chamber of the thermally treated fluid ( | 2015-11-19 |
20150330723 | PLASTIC COMPONENT - A plastic component with at least one first wall in which a pocket or a plurality of pockets is provided. A pocket can constitute a bulge that protrudes out from the plane of the wall. The pocket has at least one second wall and one third wall. The second wall is oriented at an angle relative to the plane of the first wall and the angle is greater than 45° and the third wall is oriented at an angle relative to the plane of the first wall that is less than 45°. | 2015-11-19 |
20150330724 | HEAT CONDUCTOR AND DEVICE INCLUDING THE SAME - Provided is a heat conductor including: a first layer containing a first resin component and a plurality of flake graphite fillers each having a basal plane; and a second layer containing a second resin component and the plurality of flake graphite fillers, wherein the heat conductor is a laminate including the first layer and the second layer, an average of first angles in the first layer is 35 degrees or smaller, each of the first angles being an acute angle between the basal plane of a corresponding one of the flake graphite fillers and a laminated surface of the laminate, and an average of second angles in the second layer ranges from 55 degrees to 90 degrees, each of the second angles being an acute angle between the basal plane of a corresponding one of the flake graphite fillers and the laminated surface of the laminate. | 2015-11-19 |
20150330725 | COOLING PROCESS - A process for cooling a heated coolant, said process comprising:
| 2015-11-19 |
20150330726 | DISTRIBUTOR IN MASS TRANSFER COLUMN AND METHOD OF USE - A liquid distributor is provided for receiving and distributing a liquid stream in a mass transfer column. The liquid distributor has a plurality of elongated primary troughs and a plurality of secondary troughs that are positioned adjacent the primary troughs at a location to receive at least some of the individual primary discharge streams from the primary troughs. Splash baffles are spaced a preselected distance from liquid discharge holes in the side walls of the secondary troughs to receive at least some of the individual secondary discharge streams and cause a lateral spreading thereof as the individual second discharge streams descend along the splash baffles and drip from lower edges thereof. | 2015-11-19 |
20150330727 | FIREARM WITH RECIPROCATING BOLT ASSEMBLY - A semiautomatic firearm with a reciprocating bolt assembly has delayed blowback and a firing pin block. The firearm is particularly suitable for firing necked rimfire cartridges with a high level of reliability. Features prevent out-of-battery firing, when the bolt assembly is not fully engaged to the firing chamber or barrel face, a movable member within a bolt body functions as a blocking member that blocks the firing pin and prevents the firing pin from striking a cartridge. In embodiments, the firing pin has two stop portions that the movable member can engage depending on the cycle status of the firearm. A reverse cam mechanism associated with the firing pin blocking provides a resistance to and delays blowback. The bolt may interface with the necked rimfire cartridge using a undercut engagement on the forward end of the bolt. The semiautomatic firearm also may incorporate one or both of a dual trigger arrangement as part of a trigger and firing mechanism. | 2015-11-19 |
20150330728 | Bolt Buffer and Firearm - Firearms and buffer systems having a second buffer spring or having a buffer spring and a buffer adjusting nut, for instance, to absorb recoil energy, reduce recoil forces, or both. In some embodiments, a first buffer spring is aft of the bolt assembly and a second buffer spring is forward of the first buffer spring, forward of the carrier assembly, or a combination thereof. In some embodiments, a buffer adjusting nut adjusts preload of the second buffer spring, contacts the second buffer spring, or both. In particular embodiments, a buffer weight is located between the first buffer spring and the carrier assembly or the second buffer spring, the first buffer spring is longer than the second buffer spring, the first buffer spring is less stiff than the second buffer spring, the first buffer spring and the second buffer spring have a common axis, or a combination thereof. | 2015-11-19 |
20150330729 | WEAPONS SYSTEM MODIFICATION FOR IMPROVED PISTON SYSTEM - This invention is directed to a rifle barrel sleeve system for a piston operated weapon system comprising: a rear sleeve surrounding a rear portion of the rifle barrel; a front sleeve surrounding a front portion of the rifle barrel; a gas elbow support surrounding the rifle barrel disposed between the rear sleeve and the front sleeve having a gas chamber allowing gas to escape from a barrel gas port into the gas elbow; and, a void defined between the rear sleeve, front sleeve, gas elbow, barrel having filler material, a cylinder attached to a chamber bushing, sizing member and piston and rod. | 2015-11-19 |
20150330730 | REPLACEABLE FEED RAMP - A feed ramp system for feeding cartridges into the chamber of a firearm. The feed ramp system includes a feed ramp insert having a body with at least one attachment tab projecting therefrom. The feed ramp insert is received within a mating recess formed in the receiver and is removably coupled to the receiver to enable replacement of the feed ramp insert. The feed ramp insert includes a pair of proximal ramp surfaces that align with distal ramp surfaces form at a breech end of the firearm barrel, to define a pair of feed ramps for directing cartridges into the chamber. | 2015-11-19 |
20150330731 | EXTRACTOR MECHANISM FOR FIREARM - An ejector mechanism for a firearm. The ejector mechanism includes a claw-type extractor disposed opposite a ledge portion that includes an inclined face, the inclined facing being oriented to face toward a bolt face to help secure a shell casing to the bolt face during the extraction process. The claw-type extractor and inclined face, while providing positive retention of the shell casing during ejection, also cooperate to enable the shell casing to be dislodged by an ejector. | 2015-11-19 |
20150330732 | MORTAR SAFETY DEVICE - A safety device for a front-loading weapon of the type comprising a mortar barrel having a closed breech end and an opposite open end for launching a mortar projectile. The device includes at least one sensor, configured for mounting adjacent the mortar barrel, for sensing a mortar projectile upon its insertion in the barrel and an electronic circuit, coupled to said sensor, for detecting movement of the mortar projectile past said sensor, thereby to detect the presence of the projectile in the barrel. | 2015-11-19 |
20150330733 | SYSTEMS AND METHODS FOR IMPROVED FIREARM FUNCTION - In various embodiments, an AR-15/M-16 style rifle may comprise a lower receiver, a magazine catch spring, a magazine release button, an ambidextrous magazine release button, and a magazine catch. The magazine catch spring may be at least partially installable within the lower receiver. The magazine release button may operatively engage a first end of the magazine catch spring. The magazine release button may be movably installed in the lower receiver. The ambidextrous magazine release button may be pivotally installed within the lower receiver. The ambidextrous magazine release button may be configured to pivot about a pivot screw in the lower receiver. The magazine catch may be moveably installed in the lower receiver. The magazine catch may comprise a first portion that operatively engages the magazine release button and a second portion that operatively engages the ambidextrous magazine release button. | 2015-11-19 |
20150330734 | SEMIAUTOMATIC FIREARM - A semiautomatic firearm with redundant systems for reducing misfirings. A safety trigger is provided that is passively actuated in advance of a firing trigger. The safety trigger maintains redundant safety mechanisms that prevent inadvertent or accidental actuation of the firing trigger. The firing trigger can be configured for actuation with a very low magnitude or “soft” pull without compromising safety. For the disclosed embodiments, the safety trigger assures that the firearm is discharged only upon deliberate actuation of the firing trigger. In one embodiment, a trigger pull adjustment mechanism provides adjustment of the pull of the firing trigger to a desired force required by the operator. The disclosed trigger pull adjustment mechanism reduces the number of components and complexity of the machined parts over conventional trigger pull adjustment mechanisms. | 2015-11-19 |