03rd week of 2022 patent applcation highlights part 31 |
Patent application number | Title | Published |
20220018287 | EXHAUST BAFFLE COMPONENT FOR AN AIR TURBINE ASSEMBLY - A baffle component for a turbine starter includes a first baffle level and a second baffle level stacked with the first baffle level. The first baffle level and the second baffle level may be arranged with a starter assembly such that airflow entering the baffle levels is directed by the first baffle level and the second baffle level to exit the starter assembly. | 2022-01-20 |
20220018288 | AIR STARTER WITH OFFSET INTERFACE - An air starter for an engine, such as a turbine engine, that includes a turbine for rotatably extracting mechanical power from a flow of fluid. The turbine includes a drive shaft that can be coupled to an output shaft to provide a rotational output. The interface between the drive shaft and the output shaft can be offset. | 2022-01-20 |
20220018289 | GAS TURBINE ENGINE INCLUDING SEAL ASSEMBLY WITH ABRADABLE COATING INCLUDING MAGNETIC PARTICLES EMBEDDED IN POLYMER - A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a compressor section, a combustor section, a turbine section, and at least one rotatable shaft. The engine further includes a seal assembly including a seal plate mounted for rotation with the rotatable shaft and a face seal in contact with the seal plate at a contact area. The seal assembly further includes an abradable coating adjacent the contact area. The abradable coating includes magnetic particles embedded in a polymer material. | 2022-01-20 |
20220018290 | GAS TURBINE ENGINE INCLUDING SEAL ASSEMBLY WITH ABRADABLE COATING AND CUTTER - A gas turbine engine according to an exemplary aspect of this disclosure includes, among other things, a compressor section, a combustor section, a turbine section, and at least one rotatable shaft. The gas turbine engine further includes a seal assembly including a static structure and a rotatable structure configured to meet to form a contact area. The seal assembly includes an abradable coating on one of the static structure and the rotatable structure, and the seal assembly further includes a cutter on the other of the static structure and the rotatable structure. | 2022-01-20 |
20220018291 | GAS TURBINE ENGINE INCLUDING SEAL ASSEMBLY WITH ABRADABLE COATING INCLUDING MAGNETIC PARTICLES - A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a compressor section, a combustor section, a turbine section, and at least one rotatable shaft. The engine further includes a seal assembly including a seal plate mounted for rotation with the rotatable shaft and a face seal in contact with the seal plate at a contact area. The seal assembly includes an abradable coating adjacent the contact area, and the abradable coating includes magnetic particles. | 2022-01-20 |
20220018292 | DEVICES AND METHODS FOR GUIDING BLEED AIR IN A TURBOFAN ENGINE - Device and methods for guiding bleed air in a turbofan gas turbine engine are disclosed. The devices provided include louvers and baffles that guide bleed air toward a bypass duct of the turbofan engine. The louvers and baffles have a geometric configuration that promotes desirable flow conditions and reduced energy loss. | 2022-01-20 |
20220018293 | COMPRESSOR APPARATUS WITH BLEED SLOT AND SUPPLEMENTAL FLANGE - An example compressor bleed slot apparatus includes an annular compressor casing, a blade row mounted for rotation about a centerline axis inside the compressor casing, a bleed slot passing through the forward section of the compressor casing, wherein the bleed slot is bounded by inboard and outboard walls defined within the compressor casing, the bleed slot extending along a slot axis, at least a portion of the bleed slot lying within an axial extent of the blade row, an array of struts interconnecting the inboard and outboard walls, and an annular supplemental flange extending radially outward from the forward section of the compressor casing, wherein at least a portion of the supplemental flange is axially positioned within an axial extent of the bleed slot, wherein the supplemental flange includes a necked-down portion adjacent the forward section of the compressor casing, the necked-down portion positioned axially between an inlet of the bleed slot and an outlet of the bleed slot. | 2022-01-20 |
20220018294 | METHOD FOR SETTING A THROTTLE VALVE, ENGINE CONTROL UNIT, AND A VEHICLE - A method for setting a throttle valve that includes feedback control of a throttle position of the throttle valve in the entire operating range of an internal combustion engine, wherein the feedback control is based on an internal model control principle. | 2022-01-20 |
20220018295 | TURBO SYSTEM CONTROL - A method of controlling a turbocharged engine system including customized and selective operation of a turbocharger bypass valve to modulate air pressure through an intake system of the engine to achieve certain desirable auditory feedback, which are deliberately generated through control of engine systems. Additionally, the method may include receiving a user input corresponding to one of a plurality of turbocharger modes. Further, the method may include, in response to receiving the user input, determining an intake air pressure of an intake manifold of the turbocharged engine system. Still further, the method may include comparing the intake air pressure of the intake manifold with a predetermined threshold. Even further, the method may include adjusting a position of a bypass valve based on the turbocharger mode corresponding to the user input and the intake air pressure in comparison to the predetermined threshold. Related apparatuses, systems, techniques and articles are also described. | 2022-01-20 |
20220018296 | CYLINDER CHARGE TRAPPING STRATEGIES BASED ON PREDICTIVE NUMBER OF SKIPS AND STAGGERED IMPLEMENTATION OF VALVETRAIN DEPENDENT OPERATIONAL STRATEGIES FOR INTERNAL COMBUSTION ENGINES - A system and method for controlling an internal combustion engine involving (1) cylinder trapping strategies where one of several pneumatic spring types are dynamically selected for cylinders based at least partially on a predicted number of upcoming skips for each of the cylinders respectively and/or (2) staggering various valvetrain dependent operational engine strategies as operating conditions permit as the internal combustion engine warms up following a cold start. | 2022-01-20 |
20220018297 | SYSTEMS AND METHODS OF CYLINDER DEACTIVATION IN HIGH-TEMPERATURE MIXING-CONTROLLED ENGINES - Embodiments described herein relate to systems and methods of cylinder deactivation in compression-ignition engines. An engine described herein can include N cylinders, with N being an integer of at least 2, with each cylinder including an inner surface, a piston disposed and configured to move in each cylinder of the N cylinders, an intake port, an exhaust port, and a fuel injector. The piston and the inner surface define a combustion chamber. A method of operating the compression ignition engine includes injecting a fuel into each of the combustion chambers, combusting substantially all of the fuel in the compression ignition engine, monitoring engine load of the compression ignition engine, and deactivating a cylinder of the N cylinders upon a decrease in load to less than (N−1)/N×FL, wherein FL is a full load at a given engine speed. | 2022-01-20 |
20220018298 | SYSTEMS AND METHODS FOR SPLIT LAMBDA CATALYST HEATING - Methods and systems are provided for increasing a temperature of a catalyst of an engine by operating the engine in a split lambda catalyst heating mode. In one example, a method may include, while operating an engine in a split lambda catalyst heating mode, adjusting a magnitude of a lambda split between a rich set of combustion events and a lean set of combustion events based on soot formation in the rich set of combustion events. In this way, catalyst temperature may be increased while maintaining engine efficiency and preventing soot formation in the cylinders. | 2022-01-20 |
20220018299 | METHOD AND PROCESSING UNIT FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE - A method for controlling an internal combustion engine with a catalytic converter for exhaust-gas aftertreatment, comprising specification of a target fill level profile is proposed, which fluctuates between an upper threshold value and a lower threshold value, of at least one exhaust-gas component that can be stored in the catalytic converter, determination of a present fill level of the at least one exhaust-gas component in the catalytic converter on the basis of a theoretical catalytic converter model, and control of the internal combustion engine so as to generate an exhaust gas with a target concentration of the at least one exhaust-gas component such that a deviation between the present fill level and the present target fill level in accordance with the target fill level profile is reduced. A processing unit and a computer program product for carrying out a method of said type, and a vehicle which is configured for carrying out the method, are likewise proposed. | 2022-01-20 |
20220018300 | SOOT SENSOR ARRANGEMENT - A particulate matter (PM) sensor circuit arrangement includes a PM sensor. The sensor includes, integral therewith, a PM sensor resistor, a resistive temperature device (RTD) resistor, and a heater resistor. The PM sensor includes four terminal pins, of which a) a first terminal pin is connected to one terminal of the PM sensor resistor; a second terminal pin is connected to one terminal side of said RTD resistor; c) a third terminal pin being connected to one terminal of a heater resistor; and d) a fourth common terminal pin is connected to respective opposite terminals of the PM sensor resistor, RTD resistor, and heater resistor to the first, second, and third terminal pins. The fourth common terminal pin is operationally connected to a boost or voltage supply and the first pin is connected to a low side line. | 2022-01-20 |
20220018301 | INJECTION CONTROL DEVICE - An injection control device for a fuel injection valve includes: a current detection unit of the fuel injection valve; a current area correction control unit that performs current area correction for an area correction amount of an energization time to equalize the integrated current value of the energization current profile and an integrated current value of the detected current; and an information correction unit that learns and stores a reference attainment time, from a start of energization to an attainment of each of the plurality of reference currents, in a storage unit, and corrects information related to the current area correction based on a difference between the reference attainment time and an actual attainment time from the start of energization to the attainment of each reference current. | 2022-01-20 |
20220018302 | SYSTEM AND METHOD FOR ENGINE OPERATION - Systems and methods for operating an engine and controlling engine parameters over a range of ambient temperature conditions are provided. A method for an engine includes selecting one or more of an engine speed, an engine load, a base timing, and a fuel common rail pressure from a pre-calibrated engine map corresponding to a selected throttle level and modifying the one or more of the engine speed, the engine load, the base timing, and the fuel common rail pressure based on sensed environmental conditions. | 2022-01-20 |
20220018303 | METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE WITH LEARNING OF ATMOSPHERIC PRESSURE - A method for controlling an internal combustion engine with a crankshaft position sensor, intake air pressure sensor and fresh air intake throttle valve, includes: determining the engine's rotational speed based on the crankshaft position derivative relative to time; determining the intake air pressure for a first crankshaft position corresponding to 180° before top dead center; determining the intake air pressure for a second crankshaft position corresponding to 390° before top dead center; determining an atmospheric pressure learning pressure threshold based on the engine's rotational speed; determining whether the difference between the intake air pressures for the first and second crankshaft positions is below the atmospheric pressure learning pressure threshold; if so, commanding atmospheric pressure learning by applying a first-order filter to the intake air pressure for the second crankshaft position; and controlling the internal combustion engine as a function of the learned atmospheric pressure value. | 2022-01-20 |
20220018304 | METHOD FOR CONTROLLING AN INJECTOR IN A COMMON RAIL SYSTEM - The invention relates to a method for controlling an injector in a common rail system, comprising the following steps: detecting (E | 2022-01-20 |
20220018305 | ENGINE UNIT - An engine unit includes an engine including a cylinder injection valve that sprays fuel into a combustion chamber and an ignition plug that is able to ignite fuel sprayed from the cylinder injection valve. When expansion stroke injection drive of performing final fuel injection from the cylinder injection valve in an expansion stroke and igniting the fuel using the ignition plug in synchronization with the fuel injection in the expansion stroke is performed, upper and lower limits of an ignition timing are guarded such that the ignition timing is in a predetermined range centered on a final fuel injection start timing at a final determination timing of the ignition timing. | 2022-01-20 |
20220018306 | BORE LINER INSERT FOR CAST ENGINE BLOCK - A cylinder bore liner insert configured to be cast in an internal combustion engine block includes an additive manufactured liner wall formed during an additive manufacturing process and having an inner surface, an outer surface, and an upper surface configured to be operably associated with a cylinder head, wherein the inner surface at least partially defines a cylinder bore configured to receive a piston therein. A liner water jacket is defined internally within the additive manufactured liner wall during the additive manufacturing process. The liner water jacket at least partially surrounds the cylinder bore to provide cooling thereto via a flow of coolant within the liner water jacket. A plurality of coolant ports are formed in the upper surface and configured to enable flow of coolant between the liner water jacket and the cylinder head. | 2022-01-20 |
20220018307 | Cylinder arrangement and method of cooling the cylinder arrangement - Cylinder arrangement ( | 2022-01-20 |
20220018308 | PLASTIC MOLDED ARTICLE - A plastic molded article includes a base having a main surface, a first tubular portion protruding from the main surface, a second tubular portion protruding from the main surface and having an inner diameter smaller than that of the first tubular portion, and a pair of ribs that protrudes from the main surface and connects an outer circumferential surface of the first tubular portion and an outer circumferential surface of the second tubular portion to each other. The base, the first tubular portion, the second tubular portion, and the ribs are integrally molded of plastic. The ribs are located on opposite sides of an imaginary plane that includes a central axis of the first tubular portion and a central axis of the second tubular portion. | 2022-01-20 |
20220018309 | PASSIVELY ACTUATED VARIABLE AREA NOZZLE FOR AN AIRCRAFT PROPULSION SYSTEM - An aircraft system is provided that includes a propulsion system structure and a variable area nozzle. The propulsion system structure includes a duct, and is adapted to move between a first position and a second position. The variable area nozzle is fluidly coupled with the duct. The variable area nozzle is adapted to move between a first configuration and a second configuration. An exit area of the variable area nozzle has a first value when the variable area nozzle is in the first configuration. The exit area of the variable area nozzle has a second value when the variable area nozzle is in the second configuration. Movement of the variable area nozzle between the first configuration and the second configuration is mechanically linked with movement of the propulsion system structure between the first position and the second position. | 2022-01-20 |
20220018310 | CENTRIFUGAL COMPRESSOR ASSEMBLY FOR A GAS TURBINE ENGINE WITH DESWIRLER HAVING SEALING FEATURES - A compressor adapted for use in for a gas turbine engine includes a diffuser and a housing. The diffuser is arranged circumferentially around an axis and includes a fore plate, an aft plate spaced apart axially from the fore plate to define a flow path therebetween, and a plurality of vanes that extend between the fore plate and the aft plate. The housing is arranged circumferentially about the axis and located adjacent the diffuser. | 2022-01-20 |
20220018311 | GEARED TURBOFAN WITH OVER-SPEED PROTECTION - A gas turbine engine includes a fan shaft rotatable about an axis, a fan connected to the fan shaft, and an outer housing surrounding the fan to define a bypass passage. A compressor section has both a low pressure compressor that is fixed to rotate with the fan shaft and a high pressure compressor. A turbine section has a low pressure turbine driving a low speed spool and a high pressure turbine driving the high pressure compressor. The low pressure turbine includes rotating blades and a static structure aft of the rotating blades. A fan drivetrain includes a geared architecture connecting the low speed spool to the fan shaft such that the fan and low pressure compressor rotate at a lower speed than the low pressure turbine. A thrust bearing is axially aft of the geared architecture and axially forward of the high pressure compressor. A tower shaft is rotatably driven by the low speed spool. | 2022-01-20 |
20220018312 | GAS TURBINE ENGINE FRONT ARCHITECTURE - A turbine engine is disclosed that includes a fan case surrounding a fan rotatable about an axis. A core is supported relative to the fan case by support structure arranged downstream from the fan. The core includes a core housing having an inlet case arranged to receive airflow from the fan. A compressor case is arranged axially adjacent to the inlet case and surrounds a compressor stage having a rotor blade with a blade trailing edge. The support structure includes a support structure leading edge facing the fan and a support structure trailing edge on a side opposite the support structure leading edge. The support structure trailing edge is arranged axially forward of the blade trailing edge. In one example, a forward attachment extends from the support structure to the inlet case. | 2022-01-20 |
20220018313 | IN-SPACE PROPULSION SYSTEM - Apparatus and associated methods relate to an in-space propulsion system configured to generate propulsion from a recirculated working fluid. In an illustrative example, the propulsion system may include a boiler configured to generate high pressure gas from the working fluid. The gas may, for example, be ejected from a nozzle into a distributor tube. A radiator coupled to the distributor tube may, for example, facilitate phase transition of the gas back into the working fluid. The fluid may be collected via one or more collection ducts coupled to the radiator. One or more pumps may recirculate the working fluid from the one or more collection ducts back into the boiler. Various embodiments may advantageously recirculate the working fluid such that propulsion is generated in response to an external power source while substantially an entire mass of the working fluid is preserved in the propulsion system. | 2022-01-20 |
20220018314 | Thrust Augmentation for Liquid Rocket Engines - The present disclosure comprises a thrust augmentation device for liquid rocket engines that will enable higher thrust throttling when launch vehicles require the additional thrust and be turned off when the additional thrust is no longer required. The present disclosure provide a higher mission-average engine specific impulse (Isp) performance by offering a greater nozzle exit area ratio and option of MR-shift in main combustion chamber. The present disclosure retains the technology advancements made in historical rocket engine development where cost and technical challenges were great, that is in the turbopump and main injector/combustion chamber, and take advantage of engine component that is least developed and understood, the nozzle section by providing a secondary propellant injection port and combustion zone to optimize liquid rocket engine performance required by launch vehicles. | 2022-01-20 |
20220018315 | ROTARY CARBURETOR - Disclosed is an improved rotary throttle valve carburetor with a simple structure and that can be adjusted easily, without replacing parts. The improved rotary throttle valve carburetor includes: a throttle valve having a throttle hole; a metering needle disposed perpendicularly to an air intake passage; a fuel nozzle; and a starting mechanism comprising a throttle valve lever, an operating cam, and an adjusting screw. The throttle valve lever is coupled to the rotary throttle valve and is configured to rotate the throttle valve into a first state with increased airflow for cold starting. The operating cam is configured to push the throttle valve lever upward and hold the throttle valve lever in the first state using an engaging protrusion. The adjusting screw is configured to adjust a depth of the metering needle being inserted into the throttle hole by adjusting a position of the throttle valve lever. | 2022-01-20 |
20220018316 | Curved Seal on Filter Element and Protective Seal Mold - A filter seal member mold includes a first mold end and a second mold end disposed axially away from the first mold end. A first mold surface is disposed between the first mold end and the second mold end and includes at least one lobe mold and at least one guide channel mold. The at least one lobe mold is configured to form at least one lobe on an end of a filter element. The at least one guide channel mold is configured to form at least one guide channel on the end of the filter element. A second mold surface is disposed between the first and second mold end and disposed radially away from the first mold surface. A mold channel is formed between a first mold surface and a second mold surface. The mold channel includes a closed portion and an open portion adjacent the second mold end. | 2022-01-20 |
20220018317 | SUPERCHARGER AIRFLOW INTAKE - An improved supercharger airflow intake that reduces air flow turbulence and provides an increase in the volume of airflow therethrough and into a vehicle supercharger, thereby increasing the efficiency and performance of the supercharger and thereby the engine of a vehicle. | 2022-01-20 |
20220018318 | TAMPER RESISTANT HYDROCARBON TRAP FOR COMBUSTION ENGINES - An air intake system for a combustion engine includes an air intake duct in fluid communication with an engine intake manifold and a conduit component inserted into the air intake duct along a first assembly direction. The air intake system also includes a hydrocarbon (HC) trap secured to the conduit component within the air intake duct. The conduit component defines at least one retention feature to maintain a position of the HC trap such that removal of the HC trap from the air intake duct results in structural compromise of the at least one retention feature. The air intake duct is also configured to shield the at least one retention feature from user access to inhibit user removal of the HC trap. | 2022-01-20 |
20220018319 | FUEL SUPPLY DEVICE - A fuel supply device may include a housing, a fuel pump, a regulator, and an atmosphere communication passage. The housing may include a housing main body in which a fuel storage tank is formed and a lid body that covers an opening part of the housing main body. The fuel pump may feed a fuel that is stored. The regulator may return a surplus fuel to the fuel storage tank while regulating a pressure of the fuel. The atmosphere communication passage may penetrate through from a bottom surface side to an upper surface side of the lid body to communicate an upper space of the fuel storage tank with an outside. A center line of an inlet-passage vertically disposed and a center line of an outlet-side passage vertically disposed may be shifted from each other by a predetermined distance in a horizontal direction. | 2022-01-20 |
20220018320 | FLUID FILTERING DEVICES AND SYSTEMS - A fluid filtering device may have a body that include a fluid collection portion, a filtering chamber, and a passthrough bore. The fluid collection portion may be configured to collect fluid supplied to the fluid filtering device. The filtering chamber may be in fluid communication with the fluid collection portion. The filtering chamber may have an entrance portion, an exit portion, and a fluid filter. The filtering chamber may be configured to filter the fluid supplied to the fluid filtering device. The passthrough bore may be in fluid communication with the filtering chamber and may be separate from the fluid collection portion such that fluid flowing from the fluid collection portion flows into the filtering chamber, and the fluid flowing from the filtering chamber flows into the passthrough bore. | 2022-01-20 |
20220018321 | IN-CYLINDER AIR INJECTION VIA DUAL-FUEL INJECTOR - A fuel system is provided, comprising: a liquid fuel source; a gaseous fuel source; and a dual injector having a first flow path in flow communication with the liquid fuel source and a second flow path in flow communication with gaseous fuel source, and an outlet in flow communication with the first and second flow paths and positioned to directly inject liquid fuel from the first flow path and gaseous fuel from the second flow path into a combustion chamber of a cylinder of an engine. | 2022-01-20 |
20220018322 | HIGH PRESSURE FUEL PUMP WITH MECHANICAL PRESSURE REGULATION - A high pressure fuel pump includes an inlet metering valve arranged to control a quantity of fuel delivered to the pumping chamber during retracting motion of the pumping plunger. The inlet metering valve includes a metering valve member movable between a closed position and an open position, movement of the metering valve member from the closed position to the open position defining a variable flow area that increases as the metering valve member moves from the closed position toward the open position. An actuator piston in an actuator bore is exposed to pressure in the common rail. The actuator piston is biased toward a first position corresponding to low pressure in the common rail and movable toward a second position corresponding to maximum pressure in the common rail. The actuator piston includes a valve stop that determines a metering position of the metering valve member. | 2022-01-20 |
20220018323 | ACCELERATED AND-OR REDIRECTED FLOW-INDUCING AND-OR LOW PRESSURE FIELD OR AREA-INDUCING ARRANGEMENT, THEIR USE WITH TURBINE-LIKE DEVICES AND METHOD FOR USING SAME - An accelerated and/or redirected flow arrangement, optimally serving as a wildlife and/or debris excluder (WDE), is used in combination with a turbine-like device having an inlet end and an outlet end for fluid flowing therethrough, e.g., a hydro-turbine. The arrangement includes at least a forward part designed to be placed in front of a fluid inlet of a turbine-like device and configured to produce at least one of the following effects on the fluid: (a) imparting a re-direction of the fluid; and/or (b) accelerating the flow velocity of the fluid, as it flows through the forward part. Turbine-like devices having both a forward part and a rearward part of flow arrangement are disclosed, as well as a method of enhancing turbine performance. | 2022-01-20 |
20220018324 | ELECTRIC POWER SUPPLY KIT FOR AN IRRIGATION SYSTEM FOR LAND - Electric power supply kit ( | 2022-01-20 |
20220018325 | DYNAMIC MOORING SYSTEM FOR WATER WAVE ENERGY CONVERTORS - A dynamic adaptive mooring system for wave energy converters (WEC) is disclosed that has a mooring configuration that has a set of fixed mooring lines, and a set of movable mooring lines. When an incoming wave train interacts with the fixed WECs, a set of wave interference points that have higher wave amplitudes than the incoming wave train are formed downstream of the fixed WECs. The movable WECs are then positioned at the interface points to optimize wave energy transfer. | 2022-01-20 |
20220018326 | ELECTRICAL POWER FROM PERIPHERAL DEVICES - A fluid flow device has a body with a mechanism for altering state of a fluid flowing through the device, an inlet conduit providing inlet of the flowing fluid to the body of the device, an outlet conduit providing outlet of the flowing fluid from the body of the device, and a micro-generator assembly installed in either the inlet conduit or the outlet conduit, the micro-generator assembly having an impeller driven by the flowing fluid, the impeller turning a shaft driving a generator producing a voltage across two output conductors. | 2022-01-20 |
20220018327 | MANUFACTURING OF SEGMENTED WIND TURBINE BLADE - The present invention relates to a method of manufacturing a wind turbine blade comprising the steps of manufacturing a pressure shell halves and arranging a spar structure ( | 2022-01-20 |
20220018328 | ROTOR BLADE OF A WIND TURBINE, COMPRISING AN INSULATOR LAYER AND A PROTECTIVE LAYER - The invention relates to a rotor blade of a wind turbine, comprising at least one girder ( | 2022-01-20 |
20220018329 | WIND TURBINE BLADE FLOW REGULATION - A wind turbine including:
| 2022-01-20 |
20220018330 | OFFSHORE WIND POWER PLANT DESIGNED TO REDUCE FATIGUE LOAD OF WIND TURBINE - An offshore wind power plant designed to reduce a fatigue load of a wind turbine according to an exemplary embodiment of the present invention includes an offshore structure, a plurality of wind turbines which is installed above the offshore structure to be spaced apart from each other with a predetermined distance and is supplied with a power through wind to produce electrical energy; and a turbine controller which controls at least one of a pitch movement and a yaw movement for the plurality of wind turbines. | 2022-01-20 |
20220018331 | METHOD FOR OPERATING A WIND TURBINE, WIND TURBINE, AND COMPUTER PROGRAM PRODUCT - The invention relates to a method for operating a wind turbine, to a wind turbine designed to carry out the method, and to a computer program product. The method for operating a wind turbine comprising a rotor with rotor blades that can be angularly adjusted via a turbine controller, in which a state variable that reflects the current thrust of the rotor is detected, has the following steps: a) ascertaining a short-term average value of the state variable; b) ascertaining the difference between the short-term average value of the state variable and the detected current state variable; c) ascertaining a first target blade angle correction value from the ascertained difference; and d) taking into consideration the target blade angle correction value while adjusting the blade angle by means of the turbine controller. | 2022-01-20 |
20220018332 | DEVICE FOR CONTROLLING HUMIDITY IN WIND TURBINES - A wind turbine including:
| 2022-01-20 |
20220018333 | METHOD OF OPERATING AT LEAST ONE WIND TURBINE, AND DEVICE THEREFOR - A method of operating at least one wind turbine including: receiving a first signal which is indicative of a level of a remuneration for electrical energy, which is fed currently and/or in the future into a grid to which the wind turbine is connected, producing a control signal dependent on the first signal, and controlling the wind turbine with the control signal for generating power of the wind turbine, that is dependent on the control signal. A wind turbine and a central control for carrying out such a method and a system comprising a central control and a plurality of wind turbines. | 2022-01-20 |
20220018334 | WIND TURBINE CONTROL METHOD AND SYSTEM - A method of controlling a wind turbine including a plurality of rotor blades, a first controller for controlling an adaptive flow regulating system having a plurality of individually controllable adaptive flow regulating devices arranged on the rotor blades, and a second controller for controlling a pitch regulating system for regulating a pitch angle of each rotor blade. The method includes (a) determining a diagnostic value indicative of an operational efficiency of the adaptive flow regulating system, (b) determining a first gain value for the first controller and a second gain value for the second controller based on the diagnostic value, (c) applying the first gain value to control signals for the adaptive flow regulating system generated by the first controller, and (d) applying the second gain value to control signals for the pitch regulating system generated by the second controller, is provided. | 2022-01-20 |
20220018335 | A GENERATOR-GEARBOX ASSEMBLY FOR A WIND TURBINE - A generator-gearbox assembly for a wind turbine A generator-gearbox assembly ( | 2022-01-20 |
20220018336 | WIND TURBINE BLADE FLOW REGULATION - Provided is a method for detecting the operative status of an aerodynamic device for influencing the airflow which flows from the leading edge of a rotor blade for a wind turbine to the trailing edge of the rotor blade, the aerodynamic device being movable by an actuator between a first protruded configuration and a second retracted configuration. The method includes the steps of measuring a temporal course of an operational value of the wind turbine, comparing the measured temporal course of the operational value with a desired temporal course of an operational value, and deriving an operative status of the aerodynamic device. | 2022-01-20 |
20220018337 | IMPROVEMENTS RELATING TO STRAY CURRENT DETECTION IN WIND TURBINE GENERATORS - An electrical power generating assembly ( | 2022-01-20 |
20220018338 | SMA ACTUATOR ASSEMBLY - A shape memory alloy actuator assembly comprises a first part, including a surface, a second part which moves relative to the first part across the surface and a resilient biasing element that biases the second part into contact with the first part so as to generate frictional forces therebetween for retaining the second part on the surface. At least one shape memory alloy actuator wire is connected between the first part and the second part and arranged to, on contraction thereof, apply a force to the second part with a component parallel to the surface that drives movement of the second part relative to the first part across the surface. Thus, the second part is retained on the surface when no power is applied to the shape memory alloy wire, and movement is achieved when power is applied. | 2022-01-20 |
20220018339 | VARIABLE STROKE PUMP - A variable stroke high pressure pump is disclosed. The pump uses a wobble plate design with dynamically variable tilt to provide continuous adjustment of pump stroke length and output. Dynamically variable tilt is accomplished using a linearly actuated tilt thruster rotationally coupled to the drive shaft to maintain a selected tilt of the wobble plate through the rotation of the wobble plate. | 2022-01-20 |
20220018340 | INLINE PISTON PUMP - An inline piston pump that is efficient, manufacturable, and durable. The angled bearing surface within the pump that it contacts drives the piston and rotates with the cylinder. | 2022-01-20 |
20220018341 | CYLINDER DRIVE DEVICE AND FLOW CHANNEL UNIT - In a cylinder drive device, a throttle valve and a second check valve are provided between a switch valve and a first cylinder chamber of a fluid pressure cylinder. The cylinder drive device has a flow channel unit which is interposed between a manifold and the switch valve, which allows communication between the throttle valve and the second check valve and switch valve, and which communicates with a plurality of holes in the manifold to allow a fluid to flow to the switch valve. | 2022-01-20 |
20220018342 | CRYOPUMP AND CRYOCOOLER VIBRATION ISOLATION STRUCTURE - Provided is a cryopump including a cryopump vacuum chamber, a cryocooler, a first flange fixed to the cryopump vacuum chamber, a second flange fixed to the cryocooler and airtightly connected to the first flange, and an annular laminated vibration isolation body in which a first annular vibration isolation material, a first annular support member, an intermediate annular vibration isolation material, a second annular support member, and a second annular vibration isolation material are disposed in this order from the first flange toward the second flange. The second annular support member and the first annular support member are fixed to the first flange and the second flange, respectively, such that the first flange and the second annular support member are vibration-isolated from the second flange and the first annular support member. | 2022-01-20 |
20220018343 | AIR INFLATOR DEVICE - An air inflator device contains: an accommodation box and an air compressor. The accommodation box includes a cap and a case, and the air compressor and an air guiding mechanism are received in the cap and the case. The air guiding mechanism is configured to frame a cooling fan which is rotatably with a motor of the air compressor. A flowing orifice is defined by the first directing portion and the second directing portion, and a first semicircular cover and a second semicircular cover of the air guiding mechanism are configured to collect and guide airs so that the cooling fan rotates to guide the airs to the air compressor quickly, thus dissipating heat and prolonging a service life of the air compressor. | 2022-01-20 |
20220018344 | LINEAR COMPRESSOR - A linear compressor includes: a piston configured to reciprocate in an axial direction, and a cylinder that is provided on a radially outer side of the piston to accommodate the piston and that defines a compression space with the piston. The cylinder includes: a gas hole defined at the cylinder such that a first end of the gas hole is at an outer circumferential surface of the cylinder and a second end of the gas hole is at an inner circumferential surface of the cylinder, and a gas pocket that is in communication with the gas hole and that is recessed from the inner circumferential surface of the cylinder, where a length of the gas pocket in the axial direction of the cylinder is longer than a length of the gas pocket in a circumferential direction of the cylinder. | 2022-01-20 |
20220018345 | SCREW SPINDLE PUMP - An electric coolant pump to cool battery packs of a battery-powered motor vehicle includes an electric motor with a shaft. The electric coolant pump includes a screw spindle pump with a drive spindle and at least one secondary spindle. The drive spindle is connected to the shaft of the electric motor in a rotationally fixed manner. | 2022-01-20 |
20220018346 | Vortex Expander - A scroll expander, comprising: a housing; and an expansion mechanism provided in the housing. A back pressure chamber in fluid communication with a medium pressure chamber is provided in the expansion mechanism and is provided with at least one passage in fluid communication from the back pressure chamber to a low pressure region; the passage is configured such that: the passage is opened when the pressure in the back pressure chamber is lower than the pressure of the low pressure region, and is closed when the pressure in the back pressure chamber is higher than or equal to the pressure of the low pressure region. The scroll expander can avoid the problem of being unable to be started and to operate normally; and the scroll expander is simple in structure, easy to process and manufacture, and high in cost effectiveness. | 2022-01-20 |
20220018347 | SEPARATOR SYSTEM - A separator system may include a separator for separating a liquid (e.g. an operating liquid received from a liquid ring pump) from a mixture comprising the liquid and another substance; a level indicator coupled to the separator, the level indicator being for indicating a level of the liquid in the separator, the level indicator comprising a tubular member fluidly connected to the separator such that the liquid within the separator may flow from the separator into the tubular member; and a liquid line configured to supply liquid to the separator, the liquid line coupled to the level indicator such that the tubular member is fluidly connected between the liquid line and the separator. | 2022-01-20 |
20220018348 | SCROLL COMPRESSOR - A scroll compressor includes a shell that is cylindrical, a fixed scroll fixed to an inner wall of the shell, an orbiting scroll that faces the fixed scroll, a frame fixed to the inner wall of the shell and that supports the orbiting scroll, and a heat source device provided on an outside of the shell and between the fixed scroll and the frame and configured to heat or cool the shell from the outside. | 2022-01-20 |
20220018349 | MAGNETIC PUMP AND ROTARY BODY FOR THE MAGNETIC PUMP - A magnetic pump is provided that includes a magnet can and an impeller that are individually formed, that is capable of easily performing assembling/disassembling, that has high workability during manufacturing or maintenance, and that has high strength in a connection part between the magnet can and the impeller, and to provide a rotary body for the magnetic pump. Particularly, the fitted connection part between the magnet can and the impeller is a spigot ferrule that has a simple structure and that is firmly connectable, and a cutout portion and a convex portion are formed at a part at which an innermost part of a socket and a front end part of a spigot face each other, and the connection strength can be further heightened by twisting and turning the spigot-ferrule part, and the return of a turned state of the spigot-ferrule part is prevented by fitting the restraining member into a gap generated behind the convex portion in the turning direction of the convex portion that has entered the cutout portion and the cutout portion, and therefore the fitted connection part is never loosened. | 2022-01-20 |
20220018350 | HORIZONTAL AUTOMATIC SUBMERSIBLE PUMP - A horizontal automatic submersible pump includes a capacitive liquid level sensor, a circuit board and a motor. The capacitive liquid level sensor is arranged inside a casing of the horizontal automatic submersible pump. The capacitive liquid level sensor is configured to detect a liquid level outside the casing of the horizontal automatic submersible pump. The output terminal of the capacitive liquid level sensor is connected to the input terminal of the circuit board. The control terminal of the motor is connected to the output terminal of the circuit board. The circuit board is configured to control the motor to work or stop according to a detection signal of the capacitive liquid level sensor. The horizontal automatic submersible pump starts and stops automatically, and the capacitive liquid level sensor means there are fewer moving parts, which makes the pump less expensive to manufacture, more dependable and longer lasting. | 2022-01-20 |
20220018351 | BLOWER FAN WITH THROUGH HOLE AND FAN SUPPORT ROD - An information handling system, may include a processor, a memory, and a power source; and a blower fan system including: a cylindrical bearing including a cylindrical hollow receiving portion extending from a top of the cylindrical bearing to the bottom of the cylindrical bearing; a cylindrical main shaft rotatably coupled in the cylindrical hollow receiving portion of the cylindrical bearing including a shaft pass-through hollow portion extending from a top of the cylindrical main shaft to the bottom of the cylindrical main shaft to form a pass-through hole; a set of fan blades mechanically coupled to the cylindrical main shaft having a set of magnets; an electromagnet to drive rotation of the set of fan blades; and a fan support rod passing through the cylindrical bearing and cylindrical main shaft at the shaft pass-through hollow portion and mechanically supporting the fan within a base chassis of the information handling system. | 2022-01-20 |
20220018352 | COMPRESSOR STALL WARNING USING NONLINEAR FEATURE EXTRACTION ALGORITHMS - The present disclosure relates to a novel method to detect an imminent compressor stall by using nonlinear feature extraction algorithms. The present disclosure focuses on the small nonlinear disturbances prior to deep surge and introduces a novel approach to identify these disturbances using nonlinear feature extraction algorithms including phase-reconstruction of time-serial signals and evaluation of a parameter called approximate entropy. The technique is applied to stall data sets from a high-speed centrifugal compressor that unexpectedly entered rotating stall during a speed transient and a multi-stage axial compressor with both modal- and spike-type stall inception. In both cases, nonlinear disturbances appear, in terms of spikes in approximate entropy, prior to surge. The presence of these pre-surge spikes indicates imminent compressor stall. | 2022-01-20 |
20220018353 | LIQUID RING PUMP CONTROL - A system comprising: a liquid ring pump comprising a chamber and an impeller mounted within the chamber; a driver configured to drive the liquid ring pump so as to cause the impeller to move within the chamber; and a controller configured to, responsive to determining that a speed of the impeller relative to the chamber is below a threshold speed or is zero, control the driver to drive the liquid ring pump so as to cause the impeller to move within the chamber. | 2022-01-20 |
20220018354 | SEAL STRUCTURE OF DRIVE DEVICE - A seal structure of a drive device is provided which includes a case in which a motor chamber for accommodating an electric motor and a gear chamber for accommodating a gear mechanism are located adjacent to each other, a partition that separates the motor chamber and the gear chamber, a bearing that supports a rotating shaft, a seal part that seals between the rotating shaft and the partition, a lubricating oil that lubricates the gear mechanism, and a coolant that cools the electric motor, and also includes a first bearing on the motor chamber side, a second bearing on the gear chamber side, a first seal part on the motor chamber side, a second seal part on the gear chamber side, and at least the second seal part of the first seal part and the second seal part is provided between the first bearing and the second bearing. | 2022-01-20 |
20220018355 | PROPELLER FAN - A first opening, which passes through the blade surface part from a negative pressure side toward a positive pressure side, is provided between the first blade element and the second blade element on the blade surface part. A space between an outer edge of the first blade element extended from the side surface toward an outer edge side of the blade, and an outer edge of the second blade element extended from the side surface toward the outer edge side of the blade on the positive pressure surface side, is opened from the side surface in a radial direction of the blade surface part, so that an air current coming from the negative pressure side toward the positive pressure side through the first opening, flows from the first opening toward the outer edge side of the blade along the positive pressure surface. | 2022-01-20 |
20220018356 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor comprises an impeller including a hub and a plurality of blades. The hub is provided with a through hole. The hub has an external radial surface having an inner external radial surface and an outer external radial surface. The outer external radial surface is formed closer to a back surface than an imaginary curved surface having as a radius a radius of curvature of the inner external radial surface at a radially outer edge thereof. | 2022-01-20 |
20220018357 | BLADE PIVOT OF ADJUSTABLE ORIENTATION AND OF REDUCED BULK FOR A TURBOMACHINE FAN HUB - A blade pivot of adjustable orientation for a turbomachine fan hub includes: a block having a retaining device configured to retain a fan blade root and a coupling device for the transmission of a torque; a ball type rolling bearing for taking up centrifugal forces having an inner ring; a clamping nut screwed onto an external thread of the block in order to clamp the inner ring of the ball type rolling bearing for taking up centrifugal forces to the block; a rolling bearing for taking up transverse forces; a pitch setting transmission ring positioned inside the inner radial end of the block and equipped with a coupling device cooperating with the coupling device of the block, and a device for locking the pitch setting transmission ring on the block. | 2022-01-20 |
20220018358 | PROPELLER FAN - On the blade surface part, a first opening passing through the blade surface part from a negative pressure side toward a positive pressure side is provided between the first blade element and the second blade element. A chord length of the first blade element along a direction connecting the apex A with the point B, is equal to or larger than a chord length of the second blade element along a direction connecting an apex C with a point D. | 2022-01-20 |
20220018359 | PROPELLER FAN - When an apex of a first blade element projecting from the positive pressure surface is A, a distance from the center axis to the apex A is r, and a point having the distance r from the center axis on a front edge in the rotation direction of the first blade element is B, the first blade element among the blade elements that is arranged on a front edge side in the rotation direction of the blade, is formed to have a blade angle equal to or larger than a predetermined first angle and equal to or smaller than a second angle that is larger than the first angle, the blade angle being formed by a direction along a chord of the first blade element along a direction that connects the apex A with the point B, and a plane orthogonal to the center axis. | 2022-01-20 |
20220018360 | CENTRIFUGAL COMPRESSOR AND TURBOCHARGER - A centrifugal compressor includes: an impeller including a main body portion and a plurality of blades provided on an outer peripheral surface of the main body portion; an intake flow path facing the impeller in a rotational axis direction; and a throttling mechanism including a throttling member provided in the intake flow path, a ratio obtained by dividing a distance between an outer peripheral end of a leading edge of the blade and the throttling member by a maximum protruding height of the throttling member protruding from an inner wall surface of the intake flow path is equal to or less than 4. | 2022-01-20 |
20220018361 | DIFFUSION SYSTEM CONFIGURED FOR USE WITH CENTRIFUGAL COMPRESSOR - A compressor includes an impeller and a diffuser. The impeller is mounted for rotation about an axis of the gas turbine engine. The diffuser is coupled to the impeller to receive the high velocity air from the impeller. The diffuser includes a first plate, a second plate spaced apart from the first plate axially, and a plurality of vanes located between the first and second plates. | 2022-01-20 |
20220018362 | COMPENSATION ASSEMBLIES FOR FLUID HANDLING DEVICES AND RELATED DEVICES, SYSTEMS, AND METHODS - Pumps and fluid-handling devices for modifying at least one property of a fluid and related method comprise a compensation assembly including at least one biasing element to enable a hydraulic insert to move within a housing. | 2022-01-20 |
20220018363 | FAN SILENCING SYSTEM - A fan silencing system includes a fan, and an acoustic resonance structure, in which the acoustic resonance structure is disposed in a near field region of a sound generated by the fan. | 2022-01-20 |
20220018364 | CENTRIFUGAL COMPRESSOR - A centrifugal compressor comprises a rotation shaft, an impeller, and a casing. The impeller has a hub and a plurality of blades. The casing has an opposite surface facing a back surface of the hub, and a projection projecting from the opposite surface toward the impeller. The hub is provided with an accommodation space that accommodates the projection. The accommodation space includes a through hole penetrating the hub from the back surface toward an external radial surface. The through hole opens while avoiding the blades. | 2022-01-20 |
20220018365 | Choke Controller, System, and Method - A controller and related system and method for controlling a choke for choking fluid flow are configured to take into account non-linear behaviors of the choke, to allow more accurate and effective control of the choke. To obtain a desired pressure drop across a choke valve, the controller is configured to monitor the position of a choke actuator coupled to the choke valve and the pressure at the inlet of the choke valve. The controller calculates an adaptive proportional gain coefficient, and optionally adaptive integral and derivative coefficients, based on the choke actuator position, to help mitigate the effects of non-linear behaviors of the choke and, where necessary, based on the inlet pressure, the controller calculates an augmentation correction to address any instability in the choke. The controller then commands the choke actuator accordingly to adjust the flow area through the choke valve. | 2022-01-20 |
20220018366 | VARIABLE OUTPUT, HYDRAULIC DRIVE SYSTEM - A radial hydraulic wind turbine pump system incorporates: 1) a concentric, multi-lobed cam that produces multiple strokes per revolution; 2) a piston profile that maximizes the number of large-diameter pistons arranged radially around the centerline axis; 3) a flexible piston base | 2022-01-20 |
20220018367 | Hydraulic Thruster - A hydraulic thruster system for providing an axial force. In one embodiment, the system comprises a pump, a motor for driving the pump, and a hydraulic thruster comprising: a cylinder comprising a plurality of cylinder pistons; a shaft comprising a plurality of shaft pistons; a plurality of first pressure chambers; and a plurality of second pressure chambers, wherein the plurality of shaft pistons are positioned inside the cylinder, between the cylinder pistons to form the plurality of first and a second pressure chambers, wherein the shaft further comprises a first fluid passage connected to the pump and to the first pressure chambers, and a second fluid passage connected to the pump and to the second pressure chambers, and wherein the pump may pump fluid into the first pressure chambers and suction fluid from the second pressure chambers providing an axial force between the shaft and the cylinder. | 2022-01-20 |
20220018368 | DEVICE FOR INTERLOCKING AND/OR FRICTIONAL CONNECTION, AND METHOD - An apparatus for connecting a workpiece to a connection element in a form-fit and/or force-fit manner includes a robot for positioning the workpiece, a spindle for connecting the connection element to the workpiece, and a first support to stabilize the workpiece as the connection element is connected to the workpiece. The first support has a contact region substantially in alignment with a spindle longitudinal axis and in contact with the workpiece during connection of the connection element to the workpiece. The contact region has a size which is smaller than 0.01 m | 2022-01-20 |
20220018369 | SNAP-ON QUICK-RELEASE LOCK MECHANISM FOR UNMANNED AERIAL VEHICLE - Disclosed is a snap-on quick-release lock mechanism for an unmanned aerial vehicle, including: a lock plate; a lock base; and a handle. The lock base is provided with a rotatable connecting member, the lock base is connected to the handle through the connecting member, and the handle is connected to the lock plate by snapping. | 2022-01-20 |
20220018370 | CABLE HOOK OF A FIXING DEVICE FOR A TRAMPOLINE - A cable hook for fixing a rebound mat to a trampoline frame by means of two elastic elements and at least one flexible strap element has a housing with four receivers, wherein each elastic element has two free ends, each of which has a clamping element enlarging the periphery of the elastic element. A clamping element is inserted in each receiver. The cable hook has a cable hook body which is closed in the peripheral direction transversely to the fixing direction, wherein in each case two receivers are separated centrally by a receiving cavity in the cable hook body through which a clamping element can be passed. The cable hook has two terminating pieces which can each be inserted in a respective receiving cavity, and each has a cover rounding pointing away from the cable hook housing and oriented towards each other. | 2022-01-20 |
20220018371 | CLAMPING BIMETAL NON-KEYED SHAFT COLLAR WITH RADIAL MOUNTS - A non-keyed clamping shaft collar with radial mounts is disclosed to provide maximum effective holding force for a mounting clamp against high torque, and which provides a means for precisely locating a counterbalance weight to minimize system torque without requiring any measurements or calculations of system masses or vectors. The counterbalance clamp comprises two concentric rings of different materials. The outer material is strong enough to prevent breaking under a maximum designed clamping force. The inner material has a high coefficient of static friction with the bar onto which it is clamped to prevent slipping after it is clamped. The outer ring has two tapped holes located 180 degrees opposite each other. The clamp enables the use of a lower clamping force, mitigating the potential to deform the bar as a result of the higher coefficient of static friction between the two sliding elements (the bar and the inner ring) being clamped together. | 2022-01-20 |
20220018372 | Table Assembly and Method for Assembling Thereof - The table assembly comprises a first side wall, a second side wall, a first table top and a first support. The first side wall comprises a plurality of first side wall mortises. The second side wall comprises a plurality of second side wall mortises. The first table top comprises at least one first table top tenon. The first support comprises two first support tenons. The method comprises: coupling the first support to the first side wall by coupling one of the first support tenons to the first side wall mortise; coupling the first support to the second side wall by coupling another one of the first support tenons to the second side wall mortise; and coupling the first table top to the first side wall via coupling the first table top tenon to the first side wall mortise, wherein the first table top is supported by the first support. | 2022-01-20 |
20220018373 | MECHANICAL LOCKING SYSTEM FOR PANELS - A set including a first panel with a first main plane, a second panel with a second main plane and a mechanical locking device configured for locking the first panel to the second panel is described. The first main plane is arranged essentially perpendicular to the second main plane in a locked position of the first panel and the second panel. The mechanical locking device includes a first tongue and a groove surface at a first panel surface, and a locking groove and an edge surface at a second edge. The first tongue includes a first locking surface, the locking groove includes a second locking surface, the first locking surface is configured to interact with the second locking surface in the locked position, wherein the first tongue and/or the locking groove is/are flexible for facilitating locking of the first panel to the second panel. | 2022-01-20 |
20220018374 | INCREMENTALLY ADJUSTABLE RIVET FIXTURE - The invention is an incrementally adjustable rivet fixture used to join two or more items of varying thickness. | 2022-01-20 |
20220018375 | RIVETS - A rivet for fastening workpiece members, the rivet including a body comprising a shank extending in a first, longitudinal direction and a head extending in a second, substantially transversal direction, a bore being defined through the shank and the head of the body; and, a stem comprising a main longitudinal portion arranged for insertion into said bore, and an enlarged portion arranged for radially expanding the shank when the enlarged portion is forced into said bore to fasten the workpiece members; the rivet being configured for insertion into respective apertures formed in the workpiece members; and the rivet being further configured such that when the workpiece members are fastened, the head of the body of the rivet is displaced relative to the shank to engage with the stem to lock the stem in place relative to the body and/or the workpiece members. | 2022-01-20 |
20220018376 | AXIALLY CENTRED QUARTER-TURN FASTENING DEVICE - A quarter-turn fastening device for fastening a part to a support comprising comprises: a head carrying the part and intended to rest on a first face of the support; and a holding foot connected to the head and extending along a main axis, the holding foot configured to penetrate axially into an opening of the support, thereby placing the fastening device in an insertion position. The holding foot comprises at least one flexible retaining tab for resting on a second face of the support when the fastening device is moved angularly from the insertion position to a locking position. The flexible tab carries a lug to fill the space between the holding foot and an edge of the opening and thus refocus the fastening device in the opening when the fastening device is moved angularly from the insertion position to the locking position. | 2022-01-20 |
20220018377 | Frangible Detent Pin - A frangible detent pin comprising a base a pin head and an elastic member. The base is configured to be secured within a bore. The pin head and the base are interconnected through a frangible connection. The elastic member is configured to bias the pin head away from the base. The frangible detent pin has a rigid stage in which the pin head is rigidly positioned relative to the base and a spring-loaded stage in which the pin head is moveable relative to the base under a compression load between pin head and the base. The frangible detent pin is configured to transition from the rigid stage to the spring-loaded stage in response to the compression load exceeding a predetermined threshold sufficient to cause the frangible connection to fail. | 2022-01-20 |
20220018378 | FLANGE BOLTING METHOD AND APPARATUS - A method of loading bolts of a bolted flange connection includes obtaining an initial bolt load value for each of the bolts; loading each of the bolts, in sequence, to a respective initial bolt load value; wherein each of the bolts achieves a resultant bolt load value that meets a predetermined bolt load value. | 2022-01-20 |
20220018379 | SPEED FASTENER - A locking system comprising a block made of a polymer substance having an upper surface and a lower surface. In a normal condition, the block has the following structure. A bore, having a first axis, extends through the block and passes through the upper surface and the lower surface, the bore being shaped to include a taper, whereby an upper end of the bore has a larger diameter than a lower end of the bore, and the bore has an internal surface that is smooth. And, a slot, having a second axis, extends through the block and passes through the upper surface and the lower surface, the slot having a generally planar configuration with a width and a thickness, the slot being positioned such that the first axis and the second axis are co-axial, whereby the slot and the bore form a single continuous opening extending through the block. | 2022-01-20 |
20220018380 | MULTI-MATERIAL BOSS AND METHOD OF MAKING THE SAME - A multi-material boss, configured for fastening of a fastener thereto, being a feature of a die cast part, comprising a boss cylinder, an augmenting cylinder, and a filler metal layer is provided. The boss cylinder is made of the same material as the die cast part having a first hardness, and has a first interior. The augmenting cylinder is made of an augmenting material having a second hardness, is fixedly secured in the first interior of the boss cylinder, and has a second interior defined by a second cylindrical shaped wall, a base rim, and a second opening. The second hardness is greater than the first hardness. The fastener is fastened to the multi-material boss via the second opening of the augmenting cylinder having the higher liquidus temperature and greater hardness. | 2022-01-20 |
20220018381 | REDUCED SHANK FASTENERS - A fastener includes: a shaft having longitudinal axis and a first and second threaded portions, the first and second threaded portions separated by a central portion having a reduced diameter between the first and second threaded portions, and at least one of the first or second threaded portions is chamfered to reduce friction on leading threads. | 2022-01-20 |
20220018382 | RIVETLESS NUT PLATE - A rivetless nut plate for attachment to a panel via a panel bore, having a nut, a washer, and a cage that retains the nut and the washer. The nut plate has a nonactivated state and an activated state. In the activated state a portion of the cage is expanded to grip the panel bore, and the nut has split into two independent sections allowing one section to move throughout a constrained range of motion. | 2022-01-20 |
20220018383 | NUT HAVING A SLOT FOR A SELECTIVE ADDITIVE MANUFACTURING APPARATUS | 2022-01-20 |
20220018384 | SYSTEMS AND METHODS FOR A KEY OPTIMIZED DOUBLE GATED CARABINER - A carabiner apparatus includes a carabiner body, the carabiner body having a first portion and a second portion, the first and second portion defined by a G-arm, the first portion including a carabiner opening, the G-arm adjacent to the carabiner opening. The carabiner further includes a first gate, the first gate oriented to close and open the carabiner opening. The carabiner further includes a second gate, the second gate extending from the G-arm to a portion of the carabiner body, the second gate when closed separating the first portion of the carabiner body from the second portion of the carabiner body. | 2022-01-20 |
20220018385 | CONNECTORS FOR PUMPING ASSEMBLIES AND METHODS RELATING THERETO - Pump assemblies, pumping systems including said pump assemblies, and related methods are disclosed. In an embodiment, the pump assembly includes a frame, a fluid end, and a power end coupled to the frame and the fluid end. In addition, the pump assembly includes a plurality of connectors coupled between the fluid end and the frame. Each of the connectors include an axis, a first connector member, and a second connector member. The first connector member is configured to actuate relative to the second connector member to adjust a total axial length of the connector along the axis. | 2022-01-20 |
20220018386 | INTEGRATED RETAINING RING AND BUSHING - A piston actuated drilling tool includes a housing, a top sub, a piston and a drive sub. The piston has a nose at its forward end that is slidably mounted for reciprocating movement within the housing and which strikes a mandrel located at the forward end of the housing. An integrated retaining and bushing system has a retaining ring arranged for preventing the mandrel from detaching from the rest of the tool. The retaining ring encases a bushing for co-operation with the piston nose to stabilise and guide the piston and provide a timing event for percussion of the tool. | 2022-01-20 |