52nd week of 2020 patent applcation highlights part 33 |
Patent application number | Title | Published |
20200400098 | THRUST REVERSER WITH BLOCKER DOOR FOLDING LINKAGE - An assembly is provided for an aircraft propulsion system. This assembly includes a fixed structure, a translating structure, a blocker door and a folding linkage. The translating structure is configured to move between a stowed position and a deployed position. The blocker door is pivotally attached to the translating structure at a first pivot joint. The folding linkage links the blocker door to the fixed structure. The folding linkage includes a member pivotally attached to the blocker door at a second pivot joint that is radially outboard of a skin of the blocker door when the translating structure is in the stowed position. The second pivot joint is radially outboard of the first pivot joint when the translating structure is in the stowed position. | 2020-12-24 |
20200400099 | TURBINE ENGINE CORE COMPRESSION TEMPERATURES - A gas turbine engine for an aircraft includes an engine core including a turbine, compressor, and core shaft, wherein a compressor exit temperature is defined as an average temperature of airflow at the exit from the compressor at cruise conditions and a core entry temperature is defined as an average temperature of airflow entering the engine core at cruise conditions. A fan rotor entry temperature is defined as an average temperature of airflow across the leading edge of each fan blade at cruise conditions. A core compressor temperature rise is defined as the compressor exit temperature divided by the core entry temperature. A fan root temperature rise is defined as the core entry temperature divided by the fan rotor entry temperature. A core compressor to fan root temperature rise ratio is in a specified range. | 2020-12-24 |
20200400100 | GAS TURBINE ENGINE TURBINE TEMPERATURE SPLIT - A gas turbine engine for an aircraft includes an engine core including a first, lower pressure, turbine, a first compressor, and a first core shaft connecting the first turbine to the first compressor; and a second, higher pressure, turbine, a second compressor, and a second core shaft connecting the second turbine to the second compressor, and a fan located upstream of the engine core and comprising a plurality of fan blades extending from a hub. First and second turbine entrance and exit temperatures are defined as average temperature of airflow at the entrance or exit to the respective turbine at cruise conditions. A low pressure turbine temperature change is defined as: | 2020-12-24 |
20200400101 | TURBINE ENGINE - A gas turbine engine includes an engine core including a turbine, compressor, and core shaft connecting the turbine to compressor, wherein a compressor exit temperature defined as an average temperature of airflow at exit from compressor at cruise conditions and a core entry temperature defined as an average temperature of airflow entering engine core at cruise conditions, and a fan located upstream of the engine core, wherein a fan rotor entry temperature defined as an average temperature of airflow across leading edge each fan blade at cruise conditions and fan tip rotor exit temperature defined as an average temperature of airflow across a radially outer portion of each fan blade at the trailing edge at cruise conditions. A core compressor temperature rise defined as: | 2020-12-24 |
20200400102 | STAGED COMBUSTION LIQUID ROCKET ENGINE CYCLE WITH THE TURBOPUMP UNIT AND PREBURNER INTEGRATED INTO THE STRUCTURE OF THE COMBUSTION CHAMBER - Devices and methods of rocket propulsion are disclosed. In one aspect, a staged combustion liquid rocket engine with preburner and turbopump unit (TPU) integrated into the structure of the combustion chamber is described. An initial propellant mixture is combusted in a preburner combustion chamber formed as an annulus around a main combustion chamber, the combustion products from the preburner driving the turbine of the TPU and subsequently injected into the main combustion chamber for secondary combustion along with additional propellants, generating thrust through a supersonic nozzle. The preburner inner cylindrical wall is shared with the outer cylindrical wall of the engine's main combustion chamber and the turbine is axially aligned with the main combustion chamber. Liquid propellants supplied to the engine are utilized for regenerative cooling of the combustion chamber and preburner, where the liquid propellants are gasified in cooling manifolds before injection into the preburner and main combustion chamber. | 2020-12-24 |
20200400103 | REACTION CONTROL VORTEX THRUSTER SYSTEM - Various embodiments of a vortex thruster system is described herein that is configured to create at least three discrete thrust levels. In some embodiments, the vortex thruster system is configured to decompose a monopropellant and deliver the decomposed monopropellant into a vortex combustion chamber for generating various thrust levels. In some embodiments, the vortex thruster system includes a secondary propellant valve configured to deliver a secondary propellant into the vortex combustion chamber containing decomposed monopropellant to create a high thrust level. Related systems, methods, and articles of manufacture are also described. | 2020-12-24 |
20200400104 | EVAPORATIVE EMISSIONS ISOLATION MODULE CAM SYSTEM - An evaporative emissions isolation module system configured to manage venting on a fuel tank system is disclosed. The isolation module system includes a carbon canister, a multi-valve assembly and a controller. The carbon canister is adapted to collect fuel vapor emitted by the fuel tank and to subsequently release the fuel vapor to the engine. The multi-valve assembly includes a motor drive that rotates a camshaft having at least a first cam and a second cam housed in a manifold. The multi-valve assembly has a first valve and a second valve. The first valve selectively fluidly connects the fuel tank and the carbon canister. The second valve fluidly connects the carbon canister with a vent port defined in the manifold that vents to atmosphere. The controller sends signals to the multi-valve assembly based on operating conditions to open and close at least one of the first and second valves. | 2020-12-24 |
20200400105 | VEHICLE EXHAUST GAS RECIRCULATION SYSTEM UTILIZING A LOW TEMPERATURE CIRCUIT-HIGH TEMPERATURE CIRCUIT CROSSOVER VALVE ASSEMBLY - The exhaust gas recirculation (EGR) system provided herein utilizes a crossover (X) valve that is selectively activated at the direction of the electronic control module (ECM) to mix the high temperature (HT) and low temperature (LT) circuits of the EGR system under certain predetermined operating conditions. Thus, HT circuit fluid (at engine temperatures) is selectively fed into the LT circuit fluid (at ambient temperatures) to heat certain LT circuit components that are normally cooled by the LT circuit before starting the low pressure (LP) EGR in certain cold cycles. When this heating is finished, the X valve is closed to provide normal HT circuit/LT circuit fluid separation. The X valve can be controlled using a rotational actuator or the like. To avoid exposing the LT circuit to the high revolution-per-minute (RPM) operating conditions of the HT circuit, a HT bypass mechanism is provided. | 2020-12-24 |
20200400106 | METHODS AND SYSTEMS FOR ADJUSTING A FLOW OF GASES IN A SCAVENGE EXHAUST GAS RECIRCULATION SYSTEM OF A SPLIT EXHAUST ENGINE SYSTEM - Methods and systems are provided for adjusting operation of a split exhaust engine system based on a total flow of gases through a scavenge exhaust gas recirculation system of the split exhaust engine system. In one example, a method may include setting a cam timing correction based on a difference between a first value and a second value of a flow through an exhaust gas recirculation (EGR) passage, the first value determined based on a first parameter set including a cylinder valve overlap area and the second value determined based on a second parameter set not including the cylinder valve overlap area, and operating at least one of an intake cam and an exhaust cam at a corrected timing using the cam timing correction. In this way, the flow through the EGR passage may be adjusted even without active control of a valve coupled in the EGR passage. | 2020-12-24 |
20200400107 | CYLINDER HEAD WITH INTEGRATED EXHAUST MANIFOLD AND DEDICATED EXHAUST GAS RECIRCULATION PORT - An automobile vehicle engine exhaust system with integrated exhaust gas recirculation portion includes a cylinder head having a first exhaust passage internal to the cylinder head. The first exhaust passage is split within the cylinder head into a dedicated exhaust passage opening out of the cylinder head via a dedicated exhaust port, and an exhaust gas recirculation (EGR) exhaust passage opening out of the cylinder head via an EGR exhaust port. A valve assembly is operated to open one of the dedicated exhaust port or the EGR exhaust port while closing the other one of the dedicated exhaust port or the EGR exhaust port. | 2020-12-24 |
20200400108 | EXHAUST MANIFOLD WITH INTEGRATED EXHAUST GAS RECIRCULATION VALVE - A vehicle engine exhaust system with integrated exhaust gas recirculation (EGR) includes an exhaust manifold having multiple exhaust ports including a first exhaust port and a second exhaust port. The first exhaust port and the second exhaust port receive exhaust flow from a common exhaust split upstream of the first exhaust port and the second exhaust port. A valve assembly has a first butterfly valve positioned in the first exhaust port and a second butterfly valve positioned in the second exhaust port. A shaft is positioned within the exhaust manifold commonly connecting the first butterfly valve to the second butterfly valve to simultaneously rotate the first butterfly valve and the second butterfly valve. | 2020-12-24 |
20200400109 | INTAKE MANIFOLD - The intake manifold includes an intake air introduction port, a surge tank and a plurality of intake pipes. The intake air introduction port is connected to one end side of the surge tank in a direction in which the intake pipes are arranged. The surge tank is provided with a stepped portion over the direction in which the intake pipes are arranged. The stepped portion has an erected wall erected from a surface of the surge tank and connected to the plurality of intake pipes, and a curved wall connecting a tip side of the erected wall and the surface of the surge tank. Further, the surge tank is provided with a concave portion recessed toward the stepped portion at an intermediate portion in the direction in which the intake pipes are arranged. | 2020-12-24 |
20200400110 | Self-Regulating Vents for Vehicles - A vehicle is disclosed that includes a hood defining at least one opening, and a vent that is positioned within the at least one opening. The vent is reconfigurable between a closed configuration, in which the vent substantially (if not entirely) prevents air flow through the at least one opening in the hood, and at least one open configuration, in which the vent allows air flow through the at least one opening in the hood. The vent includes an integrated shape memory material such that, upon actuation, the shape memory material deforms to thereby reconfigure the vent. | 2020-12-24 |
20200400111 | FUEL INJECTION DEVICE - An injector includes a nozzle portion to inject fluid, a coil to generate a driving force to open and close the nozzle portion, and a molded resin that seals the coil. A cooling jacket has a flow path to cause cooling fluid to flow therethrough. The cooling jacket houses the injector and has an opening in an end opposite to the nozzle portion. A sealing material is filled in a space between the cooling jacket and the molded resin. | 2020-12-24 |
20200400112 | Fuel Injection Valve - An object of the present invention is to provide a fuel injection valve that realizes atomization while suppressing spread of a spray. A fuel injection valve includes: a valve body and a valve seat that cooperate to open and close a fuel passage; a swirl imparting chamber that is arranged on a downstream side of an opening and closing portion of the fuel passage by the valve body and the valve seat, and imparts a swirling velocity to fuel; a communication passage arranged on an upstream side of the swirl imparting chamber and connected to the swirl imparting chamber; and fuel injection holes and that are open at a bottom surface of the swirl imparting chamber and injects fuel imparted with the swirling velocity in a swirl passage to an outside, the fuel injection holes and configured such that cross-sectional areas of the fuel injection holes and increase from the inlet to the outlet. | 2020-12-24 |
20200400113 | SYSTEMS AND METHODS FOR HYDROELECTRIC SYSTEMS - Embodiments of a hydroelectric system for a dam can include a module anchored to a downstream face of the dam, the module including a protective housing that can include a Coanda-effect screen, a turbine housing retained within the protective housing, the turbine housing including an upper inlet portion at a first end, a substantially tubular portion, and a lower outlet portion at a second end, the upper inlet portion being positioned above the lower outlet portion, a turbine retained at least partially within the turbine housing, the turbine including a plurality of blades coupled with a central shaft, and a fluid pump, the fluid pump being coupled with the central shaft, where the fluid pump is configured to pump a high pressure fluid, a fluid circuit, the fluid circuit including piping, where the high pressure fluid is retained within the piping, and a generator, the generator being coupled with the fluid circuit, where the generator is driven by the high pressure fluid that is pumped by the fluid pump in response to the rotation of the turbine. | 2020-12-24 |
20200400114 | Apparatus and Method for Generation of Electricity Utilizing Pressurized Hydro or Turbomachinery Technology - A facility for generating electricity that includes a hydroelectric generating apparatus including an elongate penstock in flow communication with a source of water and a hydro-turbine and piping for supplying refill water to a plurality of horizontal pistons on a synchronized and coordinated basis to supply pressurized water to the penstock. A cryogenic facility is provided and includes at least one cryogenically insulated storage tank for cryogenically producing and storing liquid air and a temperature regulator for allowing controlled transition from the liquid air state to a pressurized gaseous state for supplying pressurized air to a storage container for supplying air to the pistons. A containment facility is provided within which the cryogenic facility is encapsulated, and includes a mass of CCR having sufficient insulating capacity to maintain the liquid air in a liquid state in combination with the cryogenic facility. | 2020-12-24 |
20200400115 | WAVE RECEIVING MECHANISM - A wave receiving mechanism includes: a shaft driving a hydraulic pump; and a wave receiving member including an arm and wave receiving plate, the arm unrotatably attached to the shaft, the plate being at the arm receiving a wave force, the wave receiving member swinging about the shaft by receiving the wave force and turning the shaft turn. The arm includes first and second arm portions, and a bendable portion, the first arm portion unrotatably attached to the shaft, the second arm portion being at the plate, the bendable portion coupling the first and second arm portions. When a swing angle of the first arm portion is less than a first predetermined angle, the bendable portion makes the arm portions swing integrally. When the swing angle of the first arm portion is the predetermined angle, the bendable portion allows the second arm portion to bend relative to the first. | 2020-12-24 |
20200400116 | WAVE POWER GENERATION SYSTEM AND METHOD FOR CONTROLLING SAME - Disclosed are a wave power generation system for generating power by means of a hydraulic circuit, and a method for controlling same. The wave power generation system comprises: a tension transmission member for transmitting motion energy which is generated by means of six-degrees-of-freedom motion of a movable object floating on the waves; a power conversion unit comprising a fluid pressure generation unit which is connected to the tension transmission member and is for generating a fluid pressure; and an equalizer connected to the tension transmission member and for maintaining the tension of the tension transmission member. In the power conversion unit, if tension is applied from the tension transmission member, the fluid pressure generation unit enables a fluid to flow in a first direction by means of the tension and, if tension is not applied from the tension transmission member, the fluid pressure generation unit enables a fluid to flow in a second direction by means of the equalizer. | 2020-12-24 |
20200400117 | AUTONOMOUS UNDERWATER VEHICLES - Underwater vehicles capable of self-propulsion are described. An underwater vehicle includes a cross-flow turbine including two or more foils spaced apart from a main shaft. The foils have a pitch that is adjustable under control of a pitch control mechanism. The underwater vehicle also includes a frame supporting the main shaft. The frame enables rotation of the cross-flow turbine. The underwater vehicle additionally includes a generator-motor set including rotor and stator elements. The rotor element is in rotary communication with the main shaft. | 2020-12-24 |
20200400118 | Paddlewheel Generator - The Paddlewheel Generator is a horizontal rooftop device used to transform wind energy into electrical energy. It accomplishes this utilizing a one of a kind modular paddlewheel section encased in a modular enclosure section. The modular paddlewheel is made strong enough to withstand adverse local weather conditions. The Paddlewheel module is encased in a distinctive modular enclosure, customizable to the local building codes for safety and finished to enhance its aesthetic environment. The Paddlewheel Generator is uniquely designed to be compatible with other sustainable energy sources, versatile enough to satisfy a wide range of power requirements. | 2020-12-24 |
20200400119 | METHOD FOR CONTROLLING YAWING OF A WIND TURBINE - A method for controlling yawing of a wind turbine,
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20200400120 | METHOD OF STARTING A WIND PARK - Provided is a method for starting a wind park including plural wind turbines connectable in a collector system connectable to a utility grid, the method including: starting at least one first wind turbine, each being equipped with an utility grid independent energy supply and a grid forming function, to produce electrical energy from wind energy, thereby utilizing the respective grid independent energy supply for starting; performing the grid forming function by the first wind turbine to achieve a reference voltage in the collector system; starting at least one second wind turbine and/or at least one third wind turbine to produce energy by conversion of wind energy, thereby utilizing energy provided in the collector system for starting. | 2020-12-24 |
20200400121 | METHOD FOR OPERATING A WIND TURBINE - Provided is a method for operating a wind turbine that includes a rotor operable with variable rotor speed and having rotor blades with adjustable pitch angles. Wind causes a rotor thrust acting on the rotor depending on the rotor speed and depending on a common pitch angle. In partial load, when the wind is below rated speed, the turbine is controlled by a rotor speed curve, defining the rotor speed for each operating point of the turbine. In a normal mode when the operation of the turbine is not throttled, a normal rotor speed curve in combination with a normal common pitch angle is used, and in a throttled mode when the thrust is to be limited, a throttled rotor speed curve, different from the normal rotor speed curve, in combination with a throttled common pitch angle, different from the normal common pitch angle, is used to reduce the thrust. | 2020-12-24 |
20200400122 | METHOD FOR CONTROLLING A WIND TURBINE AND WIND TURBINE - A method for controlling a wind turbine and an associated wind turbine. The wind turbine is operated according to an operating point, wherein the operating point is determined at least by a pitch angle and a tip speed ratio, wherein one of the operating points corresponds to a maximum power coefficient, wherein, in a partial load range, the wind turbine is operated at an operating point which differs from the operating point with the maximum power coefficient. The distance of the operating point from the operating point with the maximum power coefficient is set in accordance with a measured turbulence measure. | 2020-12-24 |
20200400123 | UNDERWATER ENERGY STORAGE SYSTEM - The invention provides an underwater energy storage system (UW-ES system) comprising a reservoir structure ( | 2020-12-24 |
20200400124 | WIND PLANT METHOD AND APPARATUS - A wind plant includes at least one wind collector assembly configured to collect a wind stream; at least one booster arm in fluid communication with the at least one wind collector assembly, the booster arm configured to receive the wind stream and to increase the flowrate of the wind stream; and at least one exit conduit, the at least one exit conduit in fluid communication with the booster arm and rotatable with respect to the booster arm. The at least one exit conduit is configured to rotate with respect to the at least one booster arm in response to a thrust force generated by the wind stream exiting the exit conduit. A method of capturing energy from wind is also disclosed. | 2020-12-24 |
20200400125 | WIND GENERATOR - A wind generator for sailboats including a mast (A) provided with crosstrees (C), including: at least one wind generator ( | 2020-12-24 |
20200400126 | WIND TURBINE HAVING A MULTI-STAGE MAGNETIC TRANSMISSION - A wind turbine comprising a rotor blade hub, a generator and a magnetic transmission which is connected at the drive side to the rotor blade hub and at the driven side to the generator. The magnetic transmission is in the form of a multi-stage, in particular two-stage, magnetic transmission. | 2020-12-24 |
20200400127 | WIND TURBINE BLADE MONITORING SYSTEMS - Embodiments of the present disclosure provide systems, methods, and computer-readable storage media configured to monitor wind turbines and detect damage to one or more components of the wind turbines, such as damage to the blades. The techniques disclosed herein may utilize sensors (e.g., acoustic sensors) disposed within air cavities of one or more blades of the wind turbines to detect acoustic signals or acoustic energy caused by corrosive impacts (e.g., wind, dust, rain, hail, lightning, etc.) to the wind turbine. Information associated with the acoustic signals may be provided to and received by a processor used to determine whether one or more of the blades of the wind turbines have been damaged. The techniques disclosed herein may facilitate real-time or near-real-time monitoring of wind turbines for damage, which may enable more efficient operation and maintenance of wind turbines. | 2020-12-24 |
20200400128 | Method for Improving Reporting of Operational Data of a Wind Turbine - The invention relates to a method for improving reporting of operational data from a wind turbine during operation thereof; said method comprising the steps of:
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20200400129 | APPARATUS AND METHOD FOR GENERATING ELECTRICITY - An apparatus for capturing energy of a working mass may include two or more immiscible liquids having different densities. The two immiscible liquids may include a predetermined proportion of oil and water. The apparatus may include a supporting structure, a hermetically sealed vessel, and an electric generator driven by fluid flow. The hermetically sealed vessel may have an elongate shape housing the working mass such that the working mass moves within the hermetically sealed vessel. An electric generator driven by fluid flow may be housed within the hermetically sealed vessel and having an inlet and an outlet. The electric generator driven by fluid flow may be configured to produce electric power as the predetermined portion of oil and water passes into the inlet and out of the outlet in response to a movement of the hermetically sealed vessel. | 2020-12-24 |
20200400130 | Novel Suction Bore Cover and Seal Arrangement - A suction cover assembly for a frac pump includes a suction cover having an annular base flange defining a sealing interface proximate to the base flange. The suction cover is dimensioned to be accommodated within a bore well of a fluid cylinder in the pump. An annular seal is seated on the sealing interface proximate to the base flange of the suction cover. | 2020-12-24 |
20200400131 | HYDRAULIC CYLINDER DEVICE - A hydraulic cylinder device includes: a pump; a valve body disposed so as to partition an inside of a chamber into chambers; and a non-return valve including a movable member, an elastic member and a support member. The movable member moves to open/close one opening portion that is an opening portion on the one chamber side in a case that forms a flow channel from the one chamber toward an exterior. The elastic member gives force to the movable member in a direction to close the one opening portion, and has one end portion supported by the movable member. The support member is disposed to close an opening portion on the exterior side in the case to support the other end portion of the elastic member, and has a through hole that serves as a throttle of the flow channel from the one chamber toward the exterior. | 2020-12-24 |
20200400132 | Novel Reciprocating Pump - A reciprocating pump includes a frame for a power end, a skid support structure integrally formed at a base of the power end frame to provide proper support and rigidity for the pump power end, where the integral skid support structure has a plurality of struts forming a series of chambers. | 2020-12-24 |
20200400133 | CONTROL VALVE AND VARIABLE CAPACITY COMPRESSOR - A control valve and a variable capacity compressor which are capable of preventing an unnecessary loss of control gas to improve efficiency of the compressor reduces loss of control gas by eliminating a fixed orifice hole in an existing valve assembly and forming it in a control valve or a passage connecting the control valve and a crank chamber. The size of the fixed orifice hole is variable (which is possible by selectively opening and closing a plurality of holes) depending on the operation of the compressor. On the other hand, forming the fixed orifice hole in the passage connecting the control valve and the crank chamber causes the loss of control gas to be reduced because the fixed orifice hole can be machined to a smaller size compared to an existing orifice hole, the minimum size of which is limited due to difficulty of machining. | 2020-12-24 |
20200400134 | CAPACITY CONTROL VALVE - A capacity control valve for controlling a capacity of a fluid includes: a valve housing; a main valve closing and opening a communication between a Pc port and a Pd port when a main valve portion of a main valve element driven by a drive force of a solenoid comes into contact with and separates from a main valve seat; a pressure-sensitive valve which is opened by an ambient pressure; a hollow tube member which forms a part of the pressure-sensitive valve and allows the Pc port to communicate with a Ps port through a hollow communication path formed therein when the pressure-sensitive valve is opened; and an auxiliary communication path which allows the Pc port to communicate with the Ps port independently of the pressure-sensitive valve, in which the auxiliary communication path is configured to be able to increase a flow path cross-sectional area after the main valve is closed. | 2020-12-24 |
20200400135 | Pump With Vibration Isolators - An apparatus can include a housing defining a housing interior, an air pump positioned in the housing interior, and a plurality of resilient connectors connecting the air pump to the housing with the resilient connectors in tension so as to reduce transmission of vibration from the air pump to the housing during operation of the air pump. | 2020-12-24 |
20200400136 | Venturi Pump Systems And Methods To Use Same - Pumping systems that have pumping system units utilizing venturi pumps. Such pumping systems can be used in speakers, to propel drones, and other applications. Actuation of the venturi pumps can be by piezoelectric actuators, magnetic actuators, electrostatic actuators, and other similar actuators. | 2020-12-24 |
20200400137 | AGRICULTURAL WORK VEHICLE HAVING AIR SUPPLY DEVICE - An agricultural work vehicle having an air supply device includes: an air compressor for pressurizing air; an air tank for storing the air compressed by means of the air compressor; a pressure sensor for measuring the pressure of the air stored in the air tank or atmospheric pressure; a controller for stopping the operation of the air compressor when the measured pressure exceeds a first reference value; and an air pressure regulator for discharging, to the outside, the air inside an air pressure circuit system so as to reduce the pressure when the pressure of the air stored in the air tank exceeds a second reference value. | 2020-12-24 |
20200400138 | COOLING DEVICE - Provided is a cooling device capable of surely stopping the operation of a compressor when stopping the operation of the compressor is required. A cooling device comprises: a motor for driving a compressor that constitutes a refrigerant circuit for cooling a cooling room (R); and a first relay and a second relay that are arranged in series on an electric circuit for supplying electric power to the motor. | 2020-12-24 |
20200400139 | PUMP ASSEMBLY AND HIGH-PRESSURE CLEANING APPARATUS - The invention provides a pump assembly and high-pressure cleaning apparatus. The pump assembly comprises a motor, a transmission assembly driven by the motor, a water pump connected with the transmission assembly, and a water flow passage. The transmission assembly comprises a sealing portion, a heat dissipating portion capable of dissipating heat to the sealing portion, and a transmission structure arranged in the sealing portion. A lubricating medium is injected in the sealing portion, and the heat dissipating portion is in fluid communication with the water flow passage. The pump body is provided with a heat dissipating portion capable of dissipating heat to the sealing portion, so that the heat generated by the transmission structure in the sealing portion can be dissipated through flowing-out of water in the heat dissipating portion to achieve a heat dissipating effect of the pump assembly. | 2020-12-24 |
20200400140 | VALVE FOR RECIPROCATING PUMP ASSEMBLY - A valve member for an inlet or outlet valve assembly of a reciprocating pump assembly includes a valve body and a seal member. The valve body comprises a first body surface and a second body surface that extend circumferentially about the valve body. The valve body defines a body axis and an annular cavity. The seal member is positioned at least partially within the annular cavity of the valve body such that an outer seal portion of the seal member extends between the first body surface and the second body surface of the valve body. The outer seal portion of the seal member comprises a first seal surface and a second seal surface. The first body surface, the first seal surface, and the second seal surface extend at different angles relative to the body axis. | 2020-12-24 |
20200400141 | PUMP SHAFT PACKING GLAND AND BUSHING - One or more techniques and/or systems are disclosed for mitigating fluid loss or leakage from a fluid pump with a rotating shaft driving a pumping mechanism. A one-piece, combined packing gland-bushing component can have an internal seal that allows for use of lubricants at higher pressures. Further, the combined packing gland-bushing component can be configured with a removal component that allows for easier removal of the packing gland-bushing component from a pump shaft, and shaft packing box. | 2020-12-24 |
20200400142 | AUTOMOTIVE VARIABLE MECHANICAL LUBRICANT PUMP - A variable mechanical lubricant pump provides a pressurized lubricant for an internal combustion engine. The lubricant pump includes a delivery port which is fluidically connected to the engine, a control ring which shifts between a maximum and a minimum eccentricity position, a pump rotor having slidable vanes which rotate in the control ring, a control ring preload spring which pushes the control ring into the maximum eccentricity position, a hydraulic control chamber which pushes the control ring into the minimum eccentricity position, a pressure galley pump port fluidically connected to the engine, and an overpressure valve fluidically associated with the delivery port. The pressure gallery pump port charges the hydraulic control chamber with a gallery pressure to control a remote gallery pressure of the engine via a control chamber pressure in the hydraulic control chamber. The overpressure valve opens if an applied lubricant pressure exceeds a predefined maximum pressure limit. | 2020-12-24 |
20200400143 | SCROLL COMPRESSOR - A scroll compressor includes a slider. The slider includes a cylindrical portion and a balance weight portion. The balance weight portion includes a counter weight part, a first main weight component, and a second main weight component. The counter weight part has a first outer circumferential surface that is a partial cylindrical surface about the axis of rotation of the slider. The first main weight component has a second outer circumferential surface that is a partial cylindrical surface about the axis of the cylindrical portion. The second main weight component has a third outer circumferential surface that is located radially outward of the second outer circumferential surface and that is a partial cylindrical surface about the axis of rotation of the slider and an inner circumferential surface that is a partial cylindrical surface about the axis of the cylindrical portion. | 2020-12-24 |
20200400144 | SCROLL COMPRESSOR - A scroll compressor is provided in which one of a fixed scroll or an orbiting scroll is provided with at least one guide groove, and the other is provided with a self-rotation prevention member inserted into the at least one guide groove to revolve in the at least one guide groove and configured to prevent self-rotation of the orbiting scroll. | 2020-12-24 |
20200400145 | Management and Control Method of a Pressurization System - A management and control method for at least one operation parameter of a pressurization system operated by an electric motor, the method comprising the steps of: detection of an operating pressure value at a delivery duct of the pressurization system, by means of a single pressure sensor; estimation of a hydraulic flow rate and a hydraulic head by means of an algorithm which is implemented in a control software based on the operating pressure value detected by means of the single pressure sensor; estimation of a motor rotation speed of the pressurization system based on the operating pressure value and on the number of blades of the impeller of said pressurization system as a result of said estimation; and processing of an on/off signal of the pressurization system. Also disclosed is a pressurization system, comprising a pressure value and a control electronic unit adapted to perform said method. | 2020-12-24 |
20200400146 | SCROLL HOUSING SUBASSEMBLY AND METHOD FOR SERVICING A SCROLL HOUSING SUBASSEMBLY - A method for servicing a blower motor installed in a heating, ventilation, and air-conditioning (HVAC) assembly for a motor vehicle may include rotating a scroll housing subassembly of the HVAC assembly from an installed position to an extraction position. The method may include detaching a first securing element, the first securing element being distributed on the scroll housing subassembly and an evaporator housing subassembly of the HVAC assembly. The method may include removing the scroll housing subassembly from the HVAC assembly in a direction of extraction. The method may include that the scroll housing subassembly reaches the extraction position by axial rotation in a direction orthogonal to the direction of extraction. The method may include that the extraction position is a position at which the scroll housing subassembly is cleared for moving in the direction of extraction. | 2020-12-24 |
20200400147 | VACUUM PUMP - A vacuum pump comprises stator elements in a pump housing. The stator elements cooperate with rotor elements. The rotor elements are held by a rotor shaft, wherein the rotor shaft is mounted in the pump housing via bearing elements. The bearing element is surrounded by a supporting element, wherein the supporting element comprises an inner portion, an outer portion and a plurality of spring arms connecting the inner portion ( | 2020-12-24 |
20200400148 | MOTOR ASSEMBLY AND METHOD FOR MANUFACTURING THE SAME - A motor assembly includes a rolling bearing installed on a rotation shaft between an impeller and a rotor to support a first support of the rotation shaft, and a motor housing having a stator. The motor housing has a gas bearing bracket for accommodating a second support of the rotation shaft disposed at a side opposite to the first support with respect to the rotor. The motor assembly includes a gas bearing assembly in the gas bearing bracket to support rotation of the second support of the rotation shaft. The gas bearing assembly includes a gas bearing for surrounding the second support. The gas bearing is spaced apart from the second support of the rotation shaft to define a gap therebetween when the rotation shaft rotates. The gas bearing assembly includes an elastic member interposed between the gas bearing bracket and the gas bearing to elastically support the gas bearing. | 2020-12-24 |
20200400149 | AIR PUMP FOR AN INFLATABLE PRODUCT AND AN INFLATABLE PRODUCT WITH A BUILT-IN AIR PUMP - An air pump is delineated for an inflatable product that can be selectively connected thereto. The inflatable product includes a shell located on a side wall. The shell includes an internal chamber for selective placement of the air pump and an air valve for selective communication with the air pump. When the air pump is located in the internal chamber it can be moved to switch between a first position and a second position. The air pump includes an air inlet and an air outlet such that the air inlet is in communication with the air valve in the first position to deflate the inflatable product and the air outlet is in communication with the air valve in the second position to inflate the inflatable product. The air pump can also be used externally via manual connection between the air inlet or the air outlet and other inflatable products. | 2020-12-24 |
20200400150 | INFLATABLE PRODUCT HAVING ELECTRIC AND MANUAL PUMPS - An inflatable product can be inflated to a low pressure by a lower-power but high-volume electric pump, then “firmed” or fully inflated by an auxiliary pump. The auxiliary pump may be manually powered, such that the overall cost and complexity of the electric and auxiliary pumps are still lower than a high-power electric pump. The low power high volume electric pump can be easily powered by small batteries that will also provide an increased number of inflations compared to traditional high-power pumps for a given battery capacity. Using small batteries allows the pump to be very compact in size. The auxiliary pump may work through an auxiliary air chamber within the primary air chamber and fluidly connected thereto by a check valve. The electric pump may be reversible to provide for both inflation and deflation. | 2020-12-24 |
20200400151 | ACTIVITY POOL AXIAL FLOW PUMP - Some embodiments include an axial flow pump for a activity pool. An axial flow pump, for example, may include a water reservoir and a pump body disposed within the water reservoir. The pump body may include a shaft seal, a water flow intake, and a water flow output. The axial flow pump, for example, may also include an impeller disposed within the pump body between the water flow intake and the water flow output; an electric motor disposed external to the pump body and external to the water reservoir and a shaft that is coupled with the electric motor, extends into the pump body through the shaft seal and is coupled with the impeller such that the electric motor rotates the impeller causing water to flow into the pump body through the water flow intake and forcing the water to exit the pump body through the water flow output. | 2020-12-24 |
20200400152 | FAN ASSEMBLY - There is provided a fan assembly comprising a motor-driven impeller arranged to generate an airflow, an air outlet arranged to emit the airflow, a plurality of sensors arranged to measure a value for each of a plurality of air quality characteristics, a display and a processor. The processor is configured to receive measured values for each of the plurality of air quality characteristics, identify one of a corresponding set of intervals within which the measured value falls and select an air quality index value associated with the identified interval. The processor is then configured to identify the highest of the selected air quality index values as a current overall air quality index value and to cause the display to display a time series plot of the current air quality index value and a number of preceding air quality index values. | 2020-12-24 |
20200400153 | THERMAL MODULE - A thermal module including a first body, a second body, a first fan assembly, a second fan assembly, and a shaft is provided. The first body and the second body are slidably connected to each other and form an accommodating space together. The first fan assembly is disposed in the accommodating space and has a first hub and a plurality of first fan blades. The first hub is connected to the first body. The second fan assembly is disposed in the accommodating space and has a second hub and a plurality of second fan blades, and the second hub is connected to the second body. The first hub and the second hub overlap each other. The shaft is pivotally disposed in the first body and the second body and is engaged with the first fan assembly and the second fan assembly. | 2020-12-24 |
20200400154 | Gas Compressor and Control Method Therefor - The purpose of the present invention is to provide a gas compressor capable of reducing variation in discharge pressure through control of the number of compressor bodies and a control method for the gas compressor. In order to solve the problem, this gas compressor includes a plurality of compressor units each having a compressor body, a motor for driving the compressor body, and an inverter for controlling a rotational speed of the motor, and a control device for controlling the inverters. Discharge pipes of the compressor bodies converge on one main discharge pipe. A drive frequency of the motor of each compressor body is controlled by the corresponding inverter, whereby a pressure of each discharge pipe is controlled and a discharge pressure of the main discharge pipe is controlled. When the discharge pressure of the main discharge pipe has increased in a period of reduction in the drive frequency of the motor of the compressor body before the drive frequency reaches a lower-limit frequency, the control device calculates a prediction time for reaching a stopping pressure. The control device stops one of the compressor bodies when the prediction time is less than a threshold value. | 2020-12-24 |
20200400155 | PARTIALLY HOLLOW SHAFT FOR HVAC COMPRESSOR - This disclosure relates to a compressor having a partially hollow shaft. In particular, an exemplary compressor includes a shaft which is partially hollow, and at least one impeller rotatably coupled to the shaft. The compressor may be a refrigerant compressor used in a heating, ventilation, and air conditioning (HVAC) chiller system. | 2020-12-24 |
20200400156 | FAN FRAME BODY STRUCTURE - A fan frame body structure includes a first frame body. The first frame body has a first upper end, a first lower end, a first frame wall and a first main flow way. The first main flow way passes through the first frame body and is formed with a first main inlet and a first main outlet respectively at the first upper end and the first lower end. A first subsidiary flow way is disposed in the first frame wall. The first subsidiary flow way is in parallel the first main flow way. The first subsidiary outlet is positioned at the first upper end of the first frame body in flush with and in adjacency to the first main inlet. | 2020-12-24 |
20200400157 | ELECTRIC BLOWER, ELECTRIC VACUUM CLEANER, AND HAND DRYER - An electric blower includes a motor including a rotor having a rotation shaft, and a stator provided to surround the rotor, a moving blade mounted at one end side of the rotation shaft in the axial direction of the rotation shaft, a bearing portion provided between the moving blade and the stator in the axial direction and rotatably supporting the rotation shaft, and a frame. The frame includes a motor housing portion housing the stator, a bearing housing portion housing the bearing portion, a wall formed between the motor housing portion and the bearing housing portion and facing the moving blade, and a hole passing through the wall. The electric blower further includes a first air path outside the frame, and a second air path inside the frame. An air volume in the first air path is larger than an air volume in the second air path. | 2020-12-24 |
20200400158 | TREATMENT PROCESS FOR A CENTRAL BORE THROUGH A CENTRIFUGAL COMPRESSOR WHEEL TO CREATE A DEEP CYLINDRICAL ZONE OF COMPRESSIVE RESIDUAL HOOP STRESS ON A FRACTIONAL PORTION OF THE BORE LENGTH, AND COMPRESSOR WHEEL RESULTING THEREFROM - A process for cold working of the inner surface of a bore in a centrifugal compressor wheel along only a fractional portion of the bore length (i.e., along less than a full axial length of the bore), thereby creating a zone of compressive residual hoop stress in the metal surrounding the bore where the wheel needs the beneficial residual stress. The process purposefully avoids cold working of the bore at locations adjacent to high-stress areas and features of the wheel, where cold working in such locations could negatively impact the wheel's overall life. | 2020-12-24 |
20200400159 | FAN BLADE ATTACHMENT ROOT WITH IMPROVED STRAIN RESPONSE - A fan blade is provided and comprises a leading edge, an attachment root extending aft of the leading edge, and a trench formed in a surface of the attachment root. An attachment root is also provided. The attachment root comprises a leading edge, a dovetail extending aft of the leading edge, and a trench formed in a surface of the dovetail. A gas turbine engine is also provided. The gas turbine engine comprises a compressor section configured to rotate about an axis, a combustor aft of the compressor section, and a turbine section aft of the compressor section and configured to rotate about the axis. A fan may be disposed forward of the turbine section and include a blade. The blade may have a trench formed in an attachment root. | 2020-12-24 |
20200400160 | TURBO COMPRESSOR - Provided is a turbo compressor. The turbo compressor includes a driving shaft, a first impeller, a second impeller, a first shroud, a second shroud, a first-stage outflow passage, and a second-stage outflow passage. Also, the turbo compressor includes a gap adjustment passage that is branched from at least one of the first-stage outflow passage or the second-stage outflow passage to extend to the first shroud. | 2020-12-24 |
20200400161 | EXHAUST GAS RECIRCULATION COMPRESSOR INLET THERMAL SEPARATION SYSTEM - An exhaust gas recirculation (EGR) system that utilizes an insulated separation wall that separates the hot, humid EGR gas duct from the cool, dry inlet air duct in the upstream proximity of the compressor inlet of the associated turbocharger compressor. This insulated separation wall inhibits the condensation of water droplets and the formation of ice particles near the mixing point of the EGR gases and inlet air in the upstream proximity of the compressor inlet, such that the turbocharger compressor wheel, blades, and other components are not subsequently damaged by the condensed water droplets or formed ice particles. The added insulation in this cold sink area essentially thermally isolates the hot, humid EGR gas flow from the cool, dry inlet air flow until the actual mixing point of the flows. | 2020-12-24 |
20200400162 | CONTROLLER MOUNTING STRUCTURE OF CEILING FAN AND CEILING FAN LAMP USING DC BRUSHLESS MOTOR - The present application discloses a controller mounting structure of a ceiling fan and a ceiling fan lamp using a DC brushless motor, including a control box disposed below the DC brushless motor of the ceiling fan, and a controller body disposed inside the control box and electrically connected to the DC brushless motor. The control box includes a metal upper case and a metal lower cover coupled with the metal upper case. The metal upper case is provided with a first switch for controlling clockwise and anti-clockwise rotation function of the fan, and a second switch for controlling rotating speed, gear shifting and stopping functions of the fan. The first switch and the second switch are independently connected to the controller body through electric wires respectively. The controller mounting structure can improve the cost-performance ratio of the DC brushless motor controller, and facilitate maintenance of the product. | 2020-12-24 |
20200400163 | FAN NOISE-LOWERING STRUCTURE - A fan noise-lowering structure includes a fan frame and a connection section. The fan frame has a bottom side and a circumferential wall. The circumferential wall defines an airflow passage. Two ends of the airflow passage respectively have an inlet and an outlet. The connection section is disposed on inner side or outer side of the circumferential wall. The connection section has an internal passage. Two ends of the internal passage respectively have an inlet end and an outlet end. The outlet end is disposed on the inner side of the circumferential wall in connection with the airflow passage near the inlet. The inlet end is disposed on the bottom side in flush with the outlet. The connection section serves to guide the high-pressure air at the outlet to jet to the inlet so as to achieve multiple noise-lowering effects. | 2020-12-24 |
20200400164 | Proportional Control Fluid Actuator - A proportional control fluid actuator that is used as a positioning device in applications such as a hydraulic directional control valve. The activating device has a cylinder body attachable to a valve body and has a bore carrying a piston that is coaxially secured to an end of a valve spool. The device is provided with spaced openings in the cylinder body that communicate with the bore therein to introduce fluid to act on opposite sides of the piston. Factory pre-compressed spring means are provided for normally urging the piston and spool to a center position. Since the areas of the fluid pressure applied on both sides of the piston are different (due to a spool on one side of the piston), two pre-compressed springs are used to compensate the area difference to achieve a proportional movement of the spool. | 2020-12-24 |
20200400165 | METHOD OF OPERATING A FLUID SYSTEM, FLUID SYSTEM AND COMPUTER PROGRAM PRODUCT - A method for operating a fluid system including the steps: receiving or determining a set value for a stroke of the working valve, determining an actual value for the stroke of the working valve using a sensor signal of a position sensor, determining a deviation value of a working valve in dependence on sensor signals of a supply pressure sensor and a working pressure sensor and a position sensor and a sensor system, and performing a processing of the set value for the stroke of the working valve, the actual value for the stroke of the working valve and the deviation value to a control signal for driving the working valve. | 2020-12-24 |
20200400166 | LOAD-ADJUSTING QUICK OIL CYLINDER AND HYDRAULIC LIFTING DEVICE - A load-adjusting quick cylinder includes: a cylinder base ( | 2020-12-24 |
20200400167 | FLUID CYLINDER - In particular, an object is to provide a fluid cylinder allowing for accurate stroking while causing rotation with reduced power consumption and a compact configuration. The fluid cylinder of the present invention includes a cylinder body and a shaft member supported within the cylinder body and wherein the shaft member is capable of stroking in an axial direction while rotating by means of a fluid. A rotary driver that rotates the shaft member on the basis of a rotation pressure generated by the fluid and a stroke driver that causes the shaft member to stroke on the basis of a cylinder control pressure generated by the fluid are provided in separate areas within the cylinder body. | 2020-12-24 |
20200400168 | PRESSURE VESSEL ARRANGEMENT PROVIDING PISTON POSITION FEEDBACK, PRESSURE VESSEL, AND METHOD FOR PROVIDING PISTON POSITION FEEDBACK IN A PRESSURE VESSEL - A pressure vessel arrangement includes a pressure vessel and an optical sensor arrangement. The pressure vessel includes: a cylinder construction having a cylinder wall extending from a cylinder wall first end to a cylinder wall second end, and having an internal surface forming an interior region; a first end cap closing the cylinder wall first end and having an optical window located therein to permit passage of light therethough and into the interior region; a second end cap closing the cylinder wall second end; and a piston constructed to slide within the cylinder construction interior region along a direction between the cylinder all first end and the cylinder wall second end and along the cylinder construction internal surface to separate the interior region into a first end interior region and a second end interior region. The pressure vessel is constructed to withstand a fatigue test of one million cycles at 5,000 psi without failure. The optical sensor arrangement is located outside of the optical window and includes an emitter for emitting light through the optical window and into the interior region and receiving for receiving light reflected from the piston. Also included is a method for providing a piston position feedback in a pressure vessel. | 2020-12-24 |
20200400169 | FLOW STRAIGHTENER DESIGN AND INSTALLATION - An embodiment provides A flow straightener, comprising; a conical-shaped portion having a first end and a second end substantially opposite the first end, wherein the first end has a bigger diameter than the second end; and a plurality of liquid directing vanes extending from the conical-shaped portion, wherein each of the plurality of liquid directing vanes are located at a different location on the conical-shaped portion and are oriented parallel to a longitudinal center axis of the conical-shaped portion; and wherein the plurality of liquid directing vanes extend from the conical-shaped portion such that the plurality of liquid directing vanes are located on either an upper half with respect to a horizontal centerline of an end the conical-shaped portion or a lower half with respect to the horizontal centerline of the conical-shaped portion; wherein each of the plurality of liquid directing vanes are shaped having a tapered tail located after the first end of the conical-shaped portion. Other aspects are described and claimed. | 2020-12-24 |
20200400170 | RAIL ELEMENT FOR A CAMERA SLIDER RAIL SYSTEM - A rail element ( | 2020-12-24 |
20200400171 | COMPOSITE MATERIAL ASSEMBLY - Provided is a composite material assembly ( | 2020-12-24 |
20200400172 | SECURING ARRANGEMENT FOR SECURING AT LEAST ONE COMPONENT TO AN APPLIANCE - A securing arrangement for securing at least one component to an appliance is provided. The at least one component is arranged on a receiving region of the appliance. The securing arrangement comprises a securing element configured for locking connection of the at least one component to the appliance. The securing element comprises a plate and has weakened regions and deformation zones between at least one peripheral, unweakened receiving region and at least one pressure and centering region resting on a surface of the component. The securing arrangement further comprises a plurality of spacers extending from the receiving region of the appliance to below the height of the surface of the at least one component. The at least one unweakened receiving region of the securing element is configured to be braced against the spacers. | 2020-12-24 |
20200400173 | TOLERANCE COMPENSATION ARRANGEMENT WITH SAFETY CLAMP - A tolerance compensation arrangement for fastening a first and second component, with automatic compensation of tolerances in the spacing between the components, has a base element with a first internal thread and a fastening structure for fastening the base element in an opening of the first component. The arrangement has an adjusting unit with a first external thread that forms a first thread pairing of a first thread direction with the first internal thread of the base element, and the adjusting unit has a fastening sleeve with a second internal thread. The arrangement has a dragging unit arranged at least partially in the adjusting unit. A fastening screw can be screwed into the second internal thread, and subsequently to the dragging unit. The adjusting unit can be co-rotated and brought into contact with the second component, and a press fit established between the adjusting unit and the base element. | 2020-12-24 |
20200400174 | Twist-Base Mount - The Twist-Base Mount couples a single-screw, substrate-penetrating element with an elastically-deformable, concave base element that, once installed, acts as a spring, exerting a downward force upon the substrate around its circumference. Because the base element is rigidly attached to the substrate-penetrating element, a force applied to the Mount parallel to the plane of the substrate is offset by the pressure of the perimeter of the base element against the substrate, resulting in additional strength. The Mount's single-screw, self-boring element allows quick and easy installation. The spring-like base-element permits 360-degree rotation of the Mount while maintaining uniform pressure against the substrate, thereby preserving strength regardless of rotational positioning. The mount remains economical in relation to mounts of similar strength and rotational adjustability due to its insert-molded construction. | 2020-12-24 |
20200400175 | JOINING SYSTEM - A system for fixings and/or preventing relative movement between two elongated members particularly for a pole. The system comprises couplings provided by pairs of tapered bodies. The elongate mast portion is of a smaller cross-section than the base portion and can at least partially fit within the base portion. The respective tapered body providing engagement surfaces which upon entry of the mast into the base increase the area of mutual contact and increase the lateral force applied between the mast and the base thereby preventing or at least reducing relative movement therebetween. | 2020-12-24 |
20200400176 | BOLTED JOINT WITH DRUM-SHAPED SPHERICAL SHELL FOR CONNECTING CIRCULAR STEEL TUBE BRACE - A bolted joint with a drum-shaped spherical shell for connecting a circular steel tube brace, including a drum-shaped spherical shell and N connecting members, connecting members each include a curved European nut, a bolt for space trusses, a sleeve, a sealing plate (or a conehead) and a circular steel tube. There are at least three forms: a corner drum, a half drum and a full drum. Specifications of the high-strength bolt for space trusses are determined, and the geometric dimensions, tensile and compressive bearing capacity of the joint are selected. The bolted joint has clear force transmission and a small deviation between theoretically analyzed stress and actual stress; has no eccentricity, can be finely adjusted and has reliable mechanical performance; is in bolted connection and is installed efficiently; and is not convex, thereby facilitating wallboard installation and indoor decoration. | 2020-12-24 |
20200400177 | A CONNECTING ELEMENT, A MECHANICAL JOINT AND USE OF TWO CONNECTING ELEMENTS IN A MECHANICAL JOINT - A connecting element for a mechanical joint includes a base part, and a connector part protruding from the base part. The connector part includes a protrusion portion, and a contacting portion extending from the protrusion portion to a direction of the first end of the base part such that a gap is formed between the contacting portion and the front surface of the base part and such that a bottom of the gap is formed by the protrusion portion. The contacting portion includes a front surface which is parallel to the portion of the front surface of the base part in the area of the gap and a back surface facing toward the front surface of the base part. | 2020-12-24 |
20200400178 | UNITARY FIXING RIVET - Unitary fixing rivet used in the fastening holes ( | 2020-12-24 |
20200400179 | BLIND FASTENER - Disclosed is a fastener that includes a nut with a threaded bore that includes a head on one end having three recesses, a cylindrical outer surface and a tapered ramp on the other end, a bolt that includes a head, a threaded portion engaged with the threaded bore, a recess next to the bolt head and an enlarged shank between the threads and the recess, where the outer diameter of the recess is smaller than a major diameter of the threaded bore of the nut and where an outer diameter of the shank is larger than a major diameter of the bolt threads, and a sleeve with a unthreaded bore positioned between the tapered ramp and the bolt head with one end crimped into the recess such that the internal diameter of the crimped sleeve bore is smaller than the major diameter of the threads on the bolt. | 2020-12-24 |
20200400180 | TRIM CLIP WITH FOUR POINT RETENTION - A fastener includes a grommet and a pin. The grommet has a bottom set of lead in features. The pin is configured to removably snapably engage the grommet. The pin has a lead in feature. | 2020-12-24 |
20200400181 | METHODS OF ASSEMBLING FASTENER STRUCTURE AND FIXING ASSEMBLY - A fixing assembly and a fastener structure thereof are introduced. The fastener structure includes an engaging member and a mating member connected together. The fixing assembly includes a fastening member and the fastener structure. The fastening member includes sequentially connected head portion, assembling section and fastening section, while the assembling section is assembled to the engaging member. A method of assembling the fixing assembly is also introduced, according to which the engaging member is first connected to the mating member, the assembling section of the fastening member is then forced through an insertion-hole section of the engaging member to be assembled thereto, and finally, a first inner retaining section of the mating member is movably connected to an outer retaining section of a locating member, which is connected to a workpiece. Therefore, the fixing assembly and the fastener structure thereof have a simple structure and can be easily completed. | 2020-12-24 |
20200400182 | ANTI-LOOSENING BOLT AND NUT ASSEMBLY STRUCTURE - An anti-loosening bolt and nut assembly structure includes a bolt having a bolt head and a bolt shank, two elastic washers, and a nut. The two elastic washers are sleeved on the bolt shank. The two elastic washers are matched with the bolt head and the nut, respectively. Each elastic washer includes an annular body having an opening. A bottom of the annular body is provided with anti-slip teeth. A top of the annular body extends upward to form an anti-loosening ring. An outer inclined surface is formed on an outer side of the anti-loosening ring. The anti-loosening ring is provided with a plurality of first unidirectional teeth. The bolt head and the nut each includes a unidirectional anti-loosening device matched with the first unidirectional teeth. | 2020-12-24 |
20200400183 | Joining Element - The invention relates to a joining element ( | 2020-12-24 |
20200400184 | ENGAGING WASHERS - Engaging washers such as reaction washers and backup washers can include novel advantageous features. For example, an engaging washer can include an inner row of teeth and an outer row of teeth, where the teeth in the inner row can slope in a first circumferential direction to primarily engage a flange during bolt tightening, and the teeth in the outer row can slope in a second circumferential direction to primarily engage during bolt loosening. The engaging washers may also include an arched design to allow gradual increasing of contact surface areas as a clamping force in the washer gradually increases. Additionally, a reaction washer can include stepped castles for engaging a reaction socket. The castles may also include sloped or curved engaging surfaces that can provide decreased contact surface area and may also inhibit outward biasing of reaction fingers that are engaging the castles. | 2020-12-24 |
20200400185 | BOLTS AND BOLT CAPTURE SYSTEMS - A bolt configured for preventing loss of the bolt during removal can include a bolt head, a bolt shaft extending from the bolt head in an axial direction, the bolt shaft including threads, and a bolt capture channel defined through the bolt head and the bolt shaft in the axial direction. The bolt capture channel can include a head opening and shaft opening. | 2020-12-24 |
20200400186 | ELECTRONICALLY-RELEASABLE SUCTION CUP ASSEMBLY SECURED TO AN APPLIANCE - An electronically-releasable suction cup assembly is designed to releasably secure an object to a surface. The suction cup assembly includes a suction cup secured to the object. The suction cup has a cavity and is configured to be releasably secured to the surface. The suction cup assembly further includes a gas generating cell coupled to the suction cup. The gas generating cell is configured to selectively eject fluid into the cavity of the suction cup to release the suction cup from the surface. | 2020-12-24 |
20200400187 | BALL JOINT WITH A MULTI-PIECE BALL STUD - The ball joint includes a housing that has an inner bore. A ball stud is partially received in the inner bore. The ball stud has a ball portion and a shank portion which are separate pieces from one another and which are in threaded engagement with one another. At least one bearing is disposed in the inner bore and slidably supports the ball portion of the ball stud for allowing the ball stud to rotate and articulate relative to the housing. The ball portion is shaped through a forging operation, and the shank portion is shaped through a process which includes machining and does not include forging. | 2020-12-24 |
20200400188 | ELECTRIC ACTUATOR - An electric actuator | 2020-12-24 |
20200400189 | LINEAR GUIDE APPARATUS - A linear guide apparatus may include a guide rail, a carriage block, at least two recirculating tubes, and two end covers. The carriage block has an axial sliding channel formed at a middle portion of a bottom surface thereof, and the carriage block is slidably coupled on the guide rail through the sliding channel. Each of two sides of the sliding channel has at least a sliding groove formed between the carriage block and guide rail. Each sliding groove comprises a plurality of rolling balls installed therein so as to enable the carriage block to slide forward and backward on the guide rail. Each of the sliding grooves is cooperated with a recirculating channel axially penetrating through the carriage block. Each of the recirculating tubes comprises a plurality of spiral threads to enable the rolling balls to have lateral roll at a specific angle when passing therethrough. | 2020-12-24 |
20200400190 | Rod End Made of Thermoplastic Fiber-Reinforced Plastic - The present invention achieves a high mechanical load capacity of a rod end by means of a component loop that passes around a bearing, where the component may be made of continuous-fiber reinforced composite material with thermoplastic matrix and where the continuous-fiber reinforced composite material with thermoplastic matrix may extend into a threaded stem of the rod end, and the component made of continuous-fiber reinforced composite material with thermoplastic matrix may be enclosed by short-fiber reinforced, long-fiber reinforced, or unreinforced thermoplastic. The threaded stem can be implemented with an external or an internal thread. | 2020-12-24 |
20200400191 | SLIDING MEMBER - Disclosed herein is a sliding member having an alloy overlay layer that comes into sliding contact with a counterpart member thereof and has improved fatigue resistance. The sliding member comprises a base material layer and an alloy overlay layer formed on the base material layer, in which the alloy overlay layer has a soft metal phase made of tin and precipitated in a metallic matrix phase made of aluminum, and when an average aspect ratio of the soft metal phase is defined as A, and its standard deviation is defined as Aσ, A+Aσ is 3.0 or less. In this case, the soft metal phase has a shape close to a sphere without elongating in a certain direction. | 2020-12-24 |
20200400192 | COATED BEARING COMPONENTS - A rolling element for a roller bearing. The rolling element may include a metal substrate having a surface layer. A portion of the surface layer may include a hardened nitrided layer. A diamond-like carbon (DLC) coating may be bonded directly on at least a portion of the hardened nitrided layer. | 2020-12-24 |
20200400193 | ROLLING BEARING, ROLLING DEVICE, AND METHOD OF MANUFACTURING ROLLING DEVICE - A rolling bearing, a rolling device, and a method of manufacturing the rolling device are provided, by which a long life can readily be implemented by suppressing surface damage even on the use condition that the oil film formation performance of a rolling part is poor. A rolling device includes: a first rolling component made of SUJ2; and a second rolling component made of SUJ2 and configured to contact the first rolling component. A surface of a rolling part of the first rolling component is greater in arithmetic mean roughness than a surface of a rolling part of the second rolling component. The arithmetic mean roughness of the surface of the rolling part of the second rolling component is 0.07 μm or more and 0.20 μm or less. | 2020-12-24 |
20200400194 | DRY-LUBRICATING LEAD-IN EDGE FOR PRESS-FIT ASSEMBLIES AND ASSOCIATED METHODS - A dry-lubricating apparatus, for press fitting onto a mating part, includes (a) a frame, (b) a rubber gasket fixed to the frame to create an interference with a mating surface of the mating part so as to enable the press fitting, and (c) a lead-in edge fixed to at least one of the frame and the rubber gasket. The lead-in edge includes a dry lubricant such that, when the dry-lubricating apparatus is slid onto the mating part, along the mating surface and with the rubber gasket trailing the lead-in edge, a portion of the dry lubricant is abraded off the lead-in edge to reduce friction between the rubber gasket and the mating surface. | 2020-12-24 |
20200400195 | ROTARY COUPLING - The invention relates to a device comprising a first component ( | 2020-12-24 |
20200400196 | OFF-ANGLE SCREW ENGAGEMENT - A screw engagement system comprising a screw and a driver. The screw may comprise a recess in the screw head and a plurality of grooves arranged circumferentially around and formed radially outwardly into the screw head from an inner circumferential surface of the screw head recess. The driver may comprise a driver head having the general shape of a spherical frustum and including a plurality of splines that engage the screw head recess grooves and transmit torque and impart rotational motion to the screw therethrough. | 2020-12-24 |
20200400197 | ENERGY ABSORBING CONSTANT VELOCITY JOINT BOOT ASSEMBLY - A constant velocity joint boot assembly includes a flexible boot having a flexible portion extending between a first end and a second end along an axis. The first end is disposed about a portion of a constant velocity joint and the second end is disposed about a portion of a shaft assembly. The first end defines a skirt having an engineered portion that elastically absorbs and/or reflects impact energy. | 2020-12-24 |