31st week of 2019 patent applcation highlights part 36 |
Patent application number | Title | Published |
20190234352 | METHOD AND SYSTEMS FOR EXHAUST GAS CONTROL - Systems and methods are provided for controlling exhaust gas recirculation (EGR). In one example, an engine system includes a first EGR valve coupling an exhaust manifold to an engine exhaust system, a second EGR valve coupling the exhaust manifold to an engine intake system, and a control unit. The control unit selectively adjusts a position of the first EGR valve based on a target amount, and adjusts a position of the second EGR valve based on the target amount and a position of the first EGR valve. Responsive to a first degradation condition of the first EGR valve, the control unit adjusts the position of the second EGR valve based on the target amount and based on a pressure of the first exhaust manifold, and responsive to a second degradation condition of the first EGR valve, adjusts the position of the second EGR valve based on the target amount. | 2019-08-01 |
20190234353 | ENGINE INTAKE AND EXHAUST SYSTEM - An intake and exhaust system of an engine mounted on a vehicle is provided, which includes an exhaust passage, an intake passage disposed above the exhaust passage in up-and-down directions of the vehicle, and an exhaust gas recirculation (EGR) passage extending in the up-and-down directions and communicating the exhaust passage to the intake passage, the EGR passage including an EGR cooler, an EGR valve disposed downstream of the EGR cooler in a flow direction of EGR gas, and a connecting passage, disposed between the EGR cooler and the EGR valve, that connects the EGR cooler to the EGR valve in a separated state from each other in the flow direction. | 2019-08-01 |
20190234354 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE - An internal combustion engine in which a fuel reforming operation in a fuel reformation cylinder ( | 2019-08-01 |
20190234355 | ENGINE INTAKE AND EXHAUST SYSTEM - An intake and exhaust system of an engine is provided, which includes an exhaust gas recirculation (EGR) passage configured to recirculate a portion of exhaust gas as EGR gas, from an exhaust passage of the engine to an intake passage, and an EGR cooler disposed in the EGR passage, the EGR cooler being coupled to a passage wall of the exhaust passage at an EGR gas inlet side, and having a center line intersecting with a flow direction of exhaust gas in the exhaust passage. A through-hole communicating the EGR cooler with the exhaust passage is formed into a long hole elongated in the flow direction in the exhaust passage. | 2019-08-01 |
20190234356 | CALIBRATION-FREE MASS AIRFLOW SENSOR - In some examples, a mass airflow sensor apparatus includes a housing having a tubular bore for passage of air, with an airflow sensor disposed at least partially within the tubular bore. The airflow sensor may be configured to measure a flow rate of air flowing past the airflow sensor. A focus component may be disposed upstream of the mass airflow sensor, the focus component including a cylindrical tubular focus member suspended within the bore. Further, a nozzle may be disposed upstream of the focus component. The nozzle may include a conical inner surface angled toward a center of the bore. In addition, a grid component may be disposed upstream of the focus component. The grid component may include a mesh grid including a plurality of openings for smoothing a flow of air flowing toward the airflow sensor. | 2019-08-01 |
20190234357 | FUEL PUMP COVER - A fuel pump cover includes a first cover member and a second cover member. The first cover member has an attachment flange configured to attach to a surface of a fuel tank, a cover part coupled to the attachment flange and configured to cover a first fuel pump outlet to a fuel pump, and an attachment feature. The second cover member is configured to be removably attached to the attachment feature, and configured to cover a second fuel pump outlet to the fuel pump. | 2019-08-01 |
20190234358 | VALVE FOR METERING A FLUID - A fluid metering valve includes a valve needle that is actuatable by an electromagnetic actuator that includes an armature guided on and along a longitudinal axis of the valve needle with a movement limited by a stop surface on the valve needle. A projection of an edge of the stop surface extends into a projection plane, perpendicular to the longitudinal axis and at which the armature and stop surface are in contact temporarily during operation, through an opening of a conduit of the armature, dividing the opening into an inner surface on one side of the projection and an outer surface on the other side of the projection. A fluid exchange between inside and outside of an area between the stop surface and armature is via a path through the inner surface, conduit, and outer surface when the armature is in contact with the stop surface at the projection plane. | 2019-08-01 |
20190234359 | Control Method of High-Pressure Fuel Supply Pump and High-Pressure Fuel Supply Pump Using the Same - It is an object of the present invention to provide a control method of a high-pressure fuel supply pump and a high-pressure fuel supply pump using the same capable of effectively reducing noise generated when an electromagnetic suction valve is opened. This can be realized such that, in a control method of a high-pressure fuel supply pump including a suction valve disposed on the suction side of the pressurizing chamber, a rod for urging the suction valve toward the opening valve direction, and an anchor for moving the rod in the closing valve direction with attraction by magnetic attraction caused by a solenoid being energized, when the anchor moves in the opening valve direction, a first drive current is passed through the solenoid for a predetermined period of time, and thereafter a second drive current larger than the first drive current is passed through the solenoid for a predetermined period of time. | 2019-08-01 |
20190234360 | METHOD AND APPARATUS FOR ADJUSTABLE FUEL PRESSURE MODULE - Method and apparatus for adjustable fuel pressure module. In accordance with an embodiment of the present invention, an apparatus for regulating fuel pressure comprises a body configured to mate to a fuel filter housing, a spring seat assembly configured to seal an opening in the fuel filter housing according to a force applied by a pressure regulating spring acting on the spring seat assembly, and a pressure regulating spring adjusting assembly mounted to the body, configured to constrain an adjustable length of the pressure regulating spring, wherein the spring is constrained between the spring seat assembly and the pressure regulating spring adjusting assembly. A force exerted upon the spring seat assembly by the pressure regulating spring corresponds to a desirable fuel pressure. The spring seat assembly is configured to unseal the opening in the fuel filter housing responsive to a fuel pressure greater than the desirable fuel pressure. | 2019-08-01 |
20190234361 | Method and Apparatus for Producing Stratified Streams - Embodiments of apparatus are disclosed for affecting working fluid flow in a system that delivers material between two locations by carrying the material in the working fluid. For example, embodiments of the disclosed apparatus may be used in an internal combustion engines to carry fuel droplets to a combustion area using air as the working fluid. The apparatus may include a passage including a funnel portion and tumble area that direct working fluid into a stratified stream. The stratified stream may include an outer boundary flow having a toroidal and/or helical flow characteristic and an inner flow carrying injected material that is bound by the outer flow. | 2019-08-01 |
20190234364 | FUEL-INJECTION METERING DEVICE, FUEL-INJECTION NOZZLE, MOULD FOR PRODUCING A FUEL-INJECTION METERING DEVICE AND METHOD FOR PRODUCING A FUEL-INJECTION METERING DEVICE - The present application concerns a fuel-injection metering device for a motor vehicle. The fuel-injection device include a main body with at least one through-hole, whereby the main body forms a valve seat on its inner face that is provided to interact with a valve body, whereby the inner face of the main body is electrochemically machined. The application also concerns a mould, a production method, and a fuel-injection nozzle. | 2019-08-01 |
20190234365 | HIGH ALTITUDE AIR START EQUIPMENT FOR AIRCRAFT RECIPROCATING ENGINE - A high altitude air start equipment for an aircraft reciprocating engine includes: a compressor configured to suck and compress air, and supply the compressed air to the aircraft reciprocating engine; and a motor configured to supply the compressed air to the reciprocating engine to restart the reciprocating engine or to restore output by outputting rotational power to the compressor when the reciprocating engine stops or malfunctions during flight of the aircraft. | 2019-08-01 |
20190234366 | CONTROL DEVICE - A control device comprising an electric power supply control part controlling a supply of electric power to a rotary electrical machine so as to use the output electric power of a second battery to make up for insufficient output electric power of a first battery when driving a vehicle by just drive power of the rotary electrical machine and a startup preparation starting part starting a supply of electric power to the catalyst device to start preparation for startup of the internal combustion engine if driving a vehicle by just drive power of the rotary electrical machine and the state of charge of the second battery becomes less than the state of charge for preparation for startup. The startup preparation starting part is configured to increase the state of charge for preparation for startup when the maximum output electric power of the first battery calculated based on the state of the first battery is small compared to if it is large. | 2019-08-01 |
20190234367 | SYSTEMS AND METHODS FOR CATALYST HEATING - Methods and systems are provided for an exhaust catalyst heating strategy that uses spark retard to increase an amount of heat output by an engine without a combustion stability limit. In one example, a method may include, during an engine cold start, applying an ignition spark at a timing that produces substantially zero combustion torque while maintaining an engine speed greater than a threshold speed via electric motor torque. Furthermore, an amount of heat output by the engine may be controlled by adjusting an airflow through the engine, such as by adjusting one or more of a throttle position and the engine speed. | 2019-08-01 |
20190234368 | SYSTEMS AND METHODS FOR LEARNED DIESEL ENGINE START OPERATION - Systems and methods of optimizing cranking times of a diesel engine are provided. Factors such as cold weather, diesel fuel quality, and others may negatively impact cranking times of a diesel engine. Glow plugs used to heat combustion chambers of the diesel engine are controlled using pre-glow durations during which the glow plugs are pre-heated prior to cranking the diesel engine. Based on learned operating vehicle conditions or external conditions, the pre-glow durations can be adjusted to counteract the factors that have a negative impact on the cranking time of the diesel engine, and ultimately reduce cranking time of the diesel engine. | 2019-08-01 |
20190234369 | OCEAN CURRENT POWER GENERATION SYSTEM - An ocean current power generation system which uses an inlet pipe to guide the ocean current to a pool at the sea surface for power generation, the ocean current's kinetic energy is transformed into potential energy when the water flows into the pool and stored therein, an outlet pipe or path drains the stored water back to the sea and a generator or turbine is installed at the drainage path to generate electric power. | 2019-08-01 |
20190234370 | PRODUCING COMPRESSED AIR FROM OCEAN WAVES - A system for producing compressed air from ocean waves, including a base for anchoring the system on an ocean floor, two or more columns extending perpendicularly upward from the base to above a surface of the ocean, a platform at an upper end of the columns, one or more air pumps located on the platform, a hammer head coupled to the air pumps for producing compressed air by raising and lowering the hammer head in a predefined motion range, a float that floats on the surface of the ocean and is confined by the two or more columns, the base and the platform, one or more elongated shafts coupled to the float at one end and to the hammer head at another end; wherein the hammer head is adapted to be raised and lowered by the float in the predefined motion range by the motion of the ocean waves. | 2019-08-01 |
20190234371 | WAVE ENERGY CAPTURE SYSTEM - Methods, system and devices | 2019-08-01 |
20190234372 | Method and Apparatus for Tidal Flow Power Generation - A method and apparatus for generating electricity using a tidal stream impeller generator. The generator is a closed container, housing generators and related equipment in a non-flammable environment. The generator housing has affixed to it impeller blades, oriented to maximize the force captured from the movement of seawater with tides at depth. Tidal flow in seawater causes the housing and impeller blades rotate about a conduit, with the conduit serving as an axle as well as a conduit for cables, pipes, and related structures to enter the housing without breaching the watertight housing. The conduit passes through end caps on the housing, through watertight bearings. The rotation of the impeller provides the rotational energy for generators. | 2019-08-01 |
20190234373 | WIND TURBINE BLADE WITH TIP END SERRATIONS - The present invention relates to a wind turbine blade ( | 2019-08-01 |
20190234374 | Wind Turbine Blade with Flatback Root Segment and Related Method - A wind turbine blade and method of manufacture, the blade extending between root and tip ends on a longitudinal axis and having root, transition, and airfoil regions. The blade has a profiled contour with a chord extending between the leading and trailing edges; a blade shell with a first blade shell part with a pressure side and a second blade shell part with a suction side, the blade shell parts extending between root and tip ends and are joined on a primary glue joint; first and second main spar caps integrated in the first and the second blade shell parts, respectively, and have one or more shear webs there between. A third blade shell part may be present and joined to the first blade shell part along a first secondary glue joint and to the second blade shell part along a second secondary glue joint. | 2019-08-01 |
20190234375 | DEVICE FOR MOUNTING TO A WIND TURBINE BLADE AND METHOD OF MOUNTING THE DEVICE - A device for attaching to a surface of a wind turbine blade is described. The device comprises a plurality of sections to be arranged end-to-end along a portion of the blade. Each section of the device comprises: a baseplate for bonding to the surface of the blade; a first panel extending from the baseplate; first and second end walls extending respectively along transverse edges of the baseplate and the first panel; a first tab extending from the first end wall; and a second tab extending from the second end wall, the second tab being transversely offset from the first tab. The tabs are arranged such that when the sections are positioned end-to-end with a first end wall of a first section adjacent to a second end wall of a second section, the first tab of the first section overlaps the second end wall of the second section, whilst the second tab of the second section overlaps the first end wall of the first section. An associated method of mounting the device is also described, which avoids the risk of compromising adhesive and/or sealant during the mounting process. | 2019-08-01 |
20190234376 | TRAILING EDGE ASSEMBLY - Provided is a trailing edge assembly of a wind turbine rotor blade, which includes a mounting portion; a flap portion flexibly connected to the mounting portion so that a flap angle subtended between the mounting portion and the flap portion can be altered; a volume adjustable chamber arranged between the mounting portion and the flap portion and realised to alter its volume between a minimum volume associated with a minimum flap angle and a maximum volume associated with a maximum flap angle; and at least one tube to face into an airflow passing over the airfoil region of the rotor blade, and an inner orifice arranged to face into the interior of the volume adjustable chamber such that an airflow between the outer orifice and the inner orifice alters the volume of the volume adjustable chamber. Embodiments of the invention further describe a wind turbine rotor blade. | 2019-08-01 |
20190234377 | METHOD AND APPARATUS FOR YAW CONTROL OF WIND TURBINE UNDER TYPHOON - A method and an apparatus for yaw control of a wind turbine under a typhoon. The method for yaw control may include: determining, before or when the typhoon comes, whether there is a fault in a yaw system of the wind turbine; performing a normal yaw control over the wind turbine according to the wind direction, if determination is negative; and performing a yaw control corresponding to the fault on the wind turbine according to the wind direction, if determination is positive. The yaw control corresponding to the fault is performed before or when the typhoon comes, in case of one of a yaw drive mechanism fault, an electronic brake mechanism fault, or a hydraulic brake mechanism fault. The wind turbine is downwind oriented and yaw load reduction is achieved. | 2019-08-01 |
20190234378 | WIND POWER GENERATION SYSTEM AND CONTROLLING METHOD THEREOF - The present disclosure provides a wind power generation system, which comprises a wind turbine for generating mechanical energy; a generator for converting the mechanical energy into electrical energy; a converter for converting the electrical energy to expected power for supplying to a grid, wherein a rotor of the generator is connected to converter, an output of a stator of the generator and an output of a converter are both connected to the grid; a controller for controlling the converter to absorb rotor-side reactive power Q | 2019-08-01 |
20190234379 | OFFSHORE WIND TURBINE - An offshore wind turbine, having a supporting structure, having a nacelle, having a rotor, having an interior space, having at least one access opening, and having a means of ascent, such as a ladder, a staircase or the like, wherein the supporting structure has a tower and a foundation structure, wherein the tower supports the nacelle and the rotor, wherein the access opening is configured as an access for people to the interior space, wherein the means of ascent is arranged in the interior space, wherein the means of ascent is assigned to the access opening, and wherein no external work platform is arranged between the foundation structure and the access opening, as viewed along a vertical extent of the supporting structure. | 2019-08-01 |
20190234380 | WIND TURBINE - Provided is a wind turbine having at least one lighting device, which has a light source and emission device, wherein the light source and the emission device are arranged at different positions of the wind turbine, wherein at least one positioning device is provided which, by a positioning section, is coupled to the emission device in such a way that the emission device can be moved between a first position and a second position by a movement of the positioning section. | 2019-08-01 |
20190234381 | COOLING SYSTEM FOR A SUPERCONDUCTING GENERATOR - A cooling system for cooling an electric generator having a stator, a rotor and one or more superconducting coils is provided. The cooling system includes: at least a first cooling unit for cooling at least one of the stator and the rotor, at least a second cooling unit for cooling the superconducting coils, the second cooling unit being thermally connected to the first cooling unit, the first cooling unit providing a hot source for the second cooling unit. | 2019-08-01 |
20190234382 | BELL HOUSING FOR A WIND TURBINE GEAR MECHANISM - A bell housing includes a first region configured to be secured in a nacelle of a wind turbine, a second region configured to receive a gear mechanism, and a wall connecting the first region and the second region together. The wall is provided with at least two recesses. | 2019-08-01 |
20190234383 | ELASTIC ENERGY STORAGE AND DEPLOYMENT SYSTEM - An elastic energy storage and deployment system deploys a torsional spring that bias a cam connected to a cable. The cam is coupled to the torsion spring about a shared rotational axis such that the cam directs elastic energy to and from the torsion spring and the cable transforms rotational force into linear motion, with little rotational inertia, and the addition of angular acceleration. | 2019-08-01 |
20190234384 | KINETIC ENERGY GENERATOR SYSTEM - A kinetic energy generator system creates electricity from the effects of gravity and inertia on mass in a series of alternator housing units that rotate about an axis on two spindles. The alternator housing units arrange an alternator, gearbox or other components in order to create electricity from the movement to the mass while the system rotates. | 2019-08-01 |
20190234385 | A MOVEABLE JOINT - A moveable joint including a first member and a second member moveably connected to the first member, a shape-memory-alloy member coupled to the first member and engageable with the second member, and a biasing member configured to bias the second member from a first position relative to the first member towards a second position relative to the first member. Movement of the second member between the first position and the second position is limited by the shape-memory-alloy member such that the position of the second member relative to the first member is determined by the shape of the shape-memory-alloy member. | 2019-08-01 |
20190234386 | VARIABLE STIFFNESS ACTUATOR - A variable stiffness actuator includes a shape-memory member capable of transitioning in phase between a first phase and a second phase. The shape-memory member takes a low-stiffness state when in the first phase, and takes a high-stiffness state. The variable stiffness actuator also includes an inducing member configured to cause the shape-memory member to transition in phase between the first phase and the second phase and a connecting member elastically connecting the shape-memory member and inducing member. All of the shape-memory member, the inducing member, and the connecting member are conductive, and the shape-memory member, the inducing member, and the connecting member are electrically connected to each other. | 2019-08-01 |
20190234387 | ROTARY ACTUATOR ASSEMBLIES AND METHODS INCLUDING THE SAME - Rotary actuator assemblies and associated methods are disclosed. The rotary actuator assemblies include a rotary actuator, a rotary element, and a magnetic element. The rotary actuator is configured to generate a torque. The rotary element is coupled to the rotary actuator and is configured to rotate responsive to receipt of the torque. The magnetic element is configured to bias the rotary element in a rotary direction. The methods include rotating a rotary element responsive to receipt of a torque from a rotary actuator and applying a supplemental torque to the rotary element with a magnetic element. | 2019-08-01 |
20190234389 | Fluid Cylinder - A fluid cylinder comprises a cylinder tube having a first tube end and a second tube end with respect to a tube axis of the cylinder tube, wherein the tube axis refers to the axis of the cylinder tube and the extension of the axis; an opening arranged at the first tube end for allowing fluid to enter into the cylinder tube; a piston; a sealing member arranged on the piston and adapted to provide a fluid-tight sealing between the piston and an inner wall of the cylinder tube; and a driving member adapted to drive the piston to perform a piston motion in the cylinder tube along the tube axis, wherein the cylinder tube, the opening, the piston, the sealing member, the inner wall and the driving member are adapted. | 2019-08-01 |
20190234390 | Pressure Pulsation Traps - A pressure pulsation trap is provided. The pressure pulsation trap includes a channel extending from an inlet to an outlet, and a plurality of branches extending from the channel, each of the branches having different lengths than one another. The different lengths are configured such that the branches attenuate noise and/or vibration over a range of operating frequencies. | 2019-08-01 |
20190234391 | LINEAR COMPRESSOR - A linear compressor includes a cylinder that defines a compressor space and that is configured to compress refrigerant in the compressor space, a piston located in the cylinder and configured to perform a reciprocating motion in an axial direction relative to the cylinder, a mover coupled to the piston and configured to transmit a driving force to the piston to cause the piston to perform the reciprocating motion, a stator that defines a cylinder space that receives the cylinder, in which the stator is configured to generate the driving force together with the mover, and a supporting unit that includes an overlap portion that covers at least a portion of the stator, that is coupled to the stator, and that contacts the stator. | 2019-08-01 |
20190234393 | OPHTHALMIC LUBRICATION SYSTEM AND ASSOCIATED APPARATUS, SYSTEMS, AND METHODS - Devices, systems, and methods including a lubricating solution bath for a pump integrated into an ophthalmic surgical hand piece are provided. In some embodiments, an ophthalmic pump system includes a housing defining a cavity. The system includes a rotating element positioned within the cavity of the housing. The system includes a flexible tubular structure positioned within the housing adjacent to the rotating element such that rotation of the rotation element urges a fluid through the flexible tubular structure. The system includes a lubricating solution positioned within the cavity around the rotating element and at least a portion of the flexible tubular structure. | 2019-08-01 |
20190234394 | OVERMOLDED TUBING ASSEMBLY AND ADAPTER FOR A POSITIVE DISPLACEMENT PUMP - A tubing assembly is provided that can comprise a plurality of tubes or lumens that can be disposed within a head of a peristaltic pump. The tubing assembly can provide a flow rate or volume capacity that is generally equal to or greater than that achieved with a comparable prior art tube while operating at higher pressures than that possible using the prior art tube. Further, in accordance with some embodiments, the tubing assembly can achieve a longer working life than a comparable prior art tube, and the load on the pump motor can be reduced such that the pump life is increased and/or a larger pump motor is not required to achieve such advantageous results. | 2019-08-01 |
20190234395 | BOREHOLE PUMP AND METHOD OF USING THE SAME - A pump system for pumping liquid from a well into a pipe is disclosed. The pump system comprises: a suction cavity in fluid communication with the well via an inlet port controlled by an inlet port valve, a plunger, reciprocally movable within the suction cavity, and a delivery conduit. The delivery conduit is in fluid communication with the pipe via an outlet port, and with the suction cavity via a connection port controlled by a connection port valve. The pump system also comprises a tubular encapsulation, encapsulating the suction cavity, the plunger, the delivery conduit and the valves. | 2019-08-01 |
20190234396 | INFLATING DEVICE WITH A CONTROL DEVICE - An inflating device has a housing, a first air pump, and a first control device. The first control device has a casing, a thin film, a pushing member, a lever, a pressing member, a rotating knob, and a micro switch. The thin film is mounted in an inner space of the casing to divide the inner space into a first chamber and a second chamber. The pushing member has a bottom end abutting against the thin film. The lever is mounted pivotally in the housing and has a first end abutting on a top end of the pushing member and a second end. The pressing member is mounted rotatably on the housing and has multiple positioning recesses engaged selectively with the second end of the lever. The rotating knob is mounted on the housing. The micro switch is electrically connected with the air pump. | 2019-08-01 |
20190234397 | Vertical-Shaft Sewage Pump with Anti-Collision Switch - The invention discloses a vertical-shaft sewage pump with an anti-collision switch, which comprises a water pump driving component, a switch controlling component, a base and a pillar fixed on the base. The electrical connection part includes a tab electrically connected with the drive motor, a base disposed on the upper surface of the switch controlling component, and a pin inserted in the base, the upper end of the pin is connected with the tap, and its lower end is connected with a micro switch which disposed in the water pump driving assembly via a wire. The water pump, the switch part and the main body of the water pump of the present invention adopt an integral package, which has a simple structure so that convenient for installation and is not easy to be damaged. | 2019-08-01 |
20190234398 | Electric Oil Pump Device - An electric oil pump device includes an electric oil pump driven by a motor and a microcomputer that adjusts a control parameter of feedback control related to a motor current value or a motor rotation speed based on an oil temperature estimated based on a relationship between at least one of a hydraulic pressure, the motor current value, or a torque of the electric oil pump and at least one of an oil discharge amount or the motor rotation speed of the electric oil pump. | 2019-08-01 |
20190234400 | DIRECT DRIVE PUMPING UNIT - A direct drive pumping unit having a reciprocator for reciprocating a sucker rod string and a sensor for detecting position of a polished rod. The reciprocator having a tower for surrounding a wellhead; the polished rod connectable to the sucker rod string and having an inner thread open to a top thereof and extending along at least most of a length thereof; a screw shaft for extending into the polished rod and interacting with the inner thread; and a motor mounted to the tower, torsionally connected to the screw shaft, and operable to rotate the screw shaft relative to the polished rod. | 2019-08-01 |
20190234401 | LONG STROKE PUMPING UNIT - A long stroke pumping unit includes a tower; a counterweight assembly movable along the tower; a crown mounted atop the tower; a belt having a first end connected to the counterweight assembly and having a second end connectable to a rod string; a prime mover for reciprocating the counterweight assembly along the tower; a sensor for detecting position of the counterweight assembly; a load cell for measuring force exerted on the rod string; a motor operable to adjust an effective weight of the counterweight assembly during reciprocation thereof along the tower; and a controller in data communication with the sensor and the load cell and operable to control the adjustment force exerted by the adjustment motor. | 2019-08-01 |
20190234402 | RECIPROCATING COMPRESSOR - This application discloses a reciprocating compressor including: a piston rod extending along a predetermined central axis that crosses an opening formed in an end of a cylinder, the piston rod being coupled to a piston and a crank mechanism to convey driving force from the crank mechanism to the piston; a rear head penetrated by the piston rod, the rear head closing the opening of the cylinder; and a rod ring portion configured to prevent a gas in the cylinder from leaking out from a gap between the rear head and the piston rod. The piston rod includes an outer circumferential surface on which an annular groove portion surrounding the central axis of the piston rod is formed. The rod ring portion includes an inner circumferential portion inserted into the groove portion, and an outer circumferential portion in sliding contact with an inner circumferential surface of the rear head. | 2019-08-01 |
20190234403 | PUMP FOR MELTED THERMOPLASTIC MATERIALS - An improvement to surface marking devices for pumping and circulating melted thermoplastic material to various surfaces including roads, parking lots and the like is provided. The pump for melted thermoplastic is comprised of a cold section and a hot section. The hot section is connected to a fluid or electric motor, or alternatively, an internal combustion engine for providing rotation to the pump. The connection to provide rotation to the hot section is through the cold section, which is spaced away from the hot section and connected with shafting to provide rotation to the hot section. A heating jacket is secured to the hot section for transferring heat from an external source to the hot section. The spacing between the hot and cold sections provides the ability to rebuild the hot section of the pump without removal from the cold section and without removal from the vehicle to which it is attached. | 2019-08-01 |
20190234404 | PUMP DEVICE - A pump device includes a shaft, a motor that rotates the shaft, and a pump that is driven by the motor via the shaft and discharges oil. The pump device includes a first flow path for the oil that connects an interior of the pump and an interior of a housing, a second flow path for the oil provided between a stator and a rotor of the motor, and a third flow path for the oil that is connected to a suction port of a pump through an outside of the stator and the rotor in a radial direction from the second flow path. In the first flow path, oil passes through at least one of a space between the shaft and a bearing, a space between the bearing and a pump case, and an interior of the bearing. | 2019-08-01 |
20190234405 | PUMP DEVICE - A pump device includes a shaft, a motor that rotates the shaft, and a pump driven by the motor through the shaft to discharge oil. The pump device includes a first passage that sucks oil from an intake opening of the motor, a second passage which is provided between a stator and a rotor, and a third passage connected from the second passage to a negative pressure region inside the pump, and the pump discharges oil flowing from the third passage to the pump from the discharge opening. | 2019-08-01 |
20190234406 | PUMP DEVICE - A pump device includes a shaft, a motor to rotate the shaft, and a pump driven by the motor via the shaft to discharge oil. The pump device includes a first flow path for oil to connect an interior of the pump and an interior of a housing, a second flow path for oil provided between a stator and a rotor included in the motor, a third flow path for oil disposed outside in a radial direction or inside in the radial direction of the stator and the rotor, and a fourth flow path to cause oil from the second flow path or the third flow path to flow into the pump. | 2019-08-01 |
20190234407 | ROTARY COMPRESSOR WITH GROOVE FOR SUPPLYING OIL - A rotary compressor may include a rotational shaft coupled to a drive motor and having a central passage, an eccentric portion provided eccentrically from the rotational shaft, a cylinder through which the rotational shaft passes, the cylinder forming a compression chamber in which refrigerant is accommodated, a roller an inner circumferential surface of which is in close contact with an outer circumferential surface of the eccentric portion, the roller rolling and compressing a refrigerant, a vane inserted into the cylinder, the vane protruding from an inner circumferential surface of the cylinder when backpressure is applied to the vane to be in contact with an outer circumferential surface of the roller, and partitioning the compression chamber into a plurality of chambers; a plurality of oil supply grooves on an outer circumferential surface of the eccentric portion; and an oil supply passage that communicates the central passage with the oil supply grooves. | 2019-08-01 |
20190234408 | Portable Self-priming Pump - This invention discloses a portable self-priming pump, which includes a pump body, a pump cover, a rubber impeller with a metal insert, and a metal shaft. An inner cavity formed by the pump body, in the side wall of the pump body provided with a water inlet and a water outlet which are communicated with the inner cavity, the water inlet and the water outlet are in the same plane and the angle formed by their axes is 20°-160°, the inner cavity is designed with a cam-shaped structure and the rubber impeller with a metal insert is placed in the inner cavity. The whole structure of the portable self-priming pump is simplified, so it's convenient for installation, manufacture and disassembly and maintenance, and it is with a small sized volume which occupies small space and is suitable for operation in narrow space, and it has high practicality accordingly. | 2019-08-01 |
20190234409 | Self-Regulating Open Circuit Pump Unit - A self-regulating fire pump unit which can be controlled to operate under required conditions for sourcing a fire protection system such as sprinklers. The fire pump unit can be operated in accordance with a control curve based on detected pressure and flow. The control curve can include: a) a first setpoint of rated total value of the system load for the pressure and the flow, b) a second setpoint of a minimum partial percentage of the rated total value of the pressure at an over-percentage of the rated total value of the flow, c) a path which maintains the rated total value of the pressure for all values of the flow up to the first setpoint, d) a path between the first setpoint and the second setpoint, e) a path from the second setpoint which limits values of the pressure for values of the flow greater than the second setpoint. | 2019-08-01 |
20190234410 | SINGLE OR MULTIPLE STAGE BLOWER AND NESTED VOLUTE(S) AND/OR IMPELLER(S) THEREFOR - A double-ended blower includes a blower motor assembly supporting opposed first and second shaft ends. The first and second shaft ends have respective first and second impellers attached thereto and enclosed within first and second volutes, respectively. The first volute is connected to an inlet and the second volute is connected to an outlet. The blower motor assembly is supported in a chassis enclosure and a radially outer inter-stage path is between the first and second volute. The second volute is at least partially substantially concentrically nested with the radially outer inter-stage gas path. | 2019-08-01 |
20190234411 | SINGLE OR MULTIPLE STAGE BLOWER AND NESTED VOLUTE(S) AND/OR IMPELLER(S) THEREFOR - A double-ended blower includes a blower motor assembly supporting opposed first and second shaft ends. The first and second shaft ends have respective first and second impellers attached thereto and enclosed within first and second volutes, respectively. The first volute is connected to an inlet and the second volute is connected to an outlet. The blower motor assembly is supported in a chassis enclosure and a radially outer inter-stage path is between the first and second volute. The second volute is at least partially substantially concentrically nested with the radially outer inter-stage gas path. | 2019-08-01 |
20190234412 | Wearable Cooling Device - A wearable cooling device that is designed to rapidly restore and/or maintain a user's thermal comfort is provided. The disclosed wearable cooling device is versatile and may be affixed to or in contact with (or close proximity to) a variety of locations on a user's body, e.g., wrist, neck and ankle, among others. The wearable cooling device utilizes a forced air device, e.g., a fan, that blows air onto a wetted piece of media, e.g., fabric, which is in direct contact with a high thermally conductive element, e.g., copper or aluminum. The high thermally conductive element may be in contact with a user's skin or with a user's outer clothing. The wetted media is situated between the forced air device and the high thermally conductive element. When the forced air device is activated, the exhaust air passes onto and around the wetted media, which in turn cools the high thermally conductive element. As a result, the high thermally conductive element cools down the user. | 2019-08-01 |
20190234413 | METHOD FOR COMPRESSING AN INCOMING FEED AIR STREAM IN A CRYOGENIC AIR SEPARATION PLANT - A method for compression of an incoming feed air stream using at least two variable speed compressor drive assemblies controlled in tandem is provided. The first variable speed drive assembly drives at least one compression stage in the lower pressure compressor unit driven while the second variable speed drive assembly drives higher pressure compression stage disposed either in the common air compression train or the split functional compression train of the air separation plant. The first and second variable speed drive assemblies are preferably high speed, variable speed electric motor assemblies each having a motor body, a motor housing, and a motor shaft with one or more impellers directly and rigidly coupled to the motor shaft via a sacrificial rigid shaft coupling. | 2019-08-01 |
20190234414 | METHOD FOR COMPRESSING AN INCOMING FEED AIR STREAM IN A CRYOGENIC AIR SEPARATION PLANT - A method for compression of an incoming feed air stream using at least two variable speed compressor drive assemblies controlled in tandem is provided. The first variable speed drive assembly drives at least one compression stage in the lower pressure compressor unit driven while the second variable speed drive assembly drives higher pressure compression stage disposed either in the common air compression train or the split functional compression train of the air separation plant. The first and second variable speed drive assemblies are preferably high speed, variable speed electric motor assemblies each having a motor body, a motor housing, and a motor shaft with one or more impellers directly and rigidly coupled to the motor shaft via a sacrificial rigid shaft coupling. | 2019-08-01 |
20190234415 | METHOD FOR COMPRESSING AN INCOMING FEED AIR STREAM IN A CRYOGENIC AIR SEPARATION PLANT - A method for compression of an incoming feed air stream using at least two variable speed compressor drive assemblies controlled in tandem is provided. The first variable speed drive assembly drives at least one compression stage in the lower pressure compressor unit driven while the second variable speed drive assembly drives higher pressure compression stage disposed either in the common air compression train or the split functional compression train of the air separation plant. The first and second variable speed drive assemblies are preferably high speed, variable speed electric motor assemblies each having a motor body, a motor housing, and a motor shaft with one or more impellers directly and rigidly coupled to the motor shaft via a sacrificial rigid shaft coupling. | 2019-08-01 |
20190234416 | LABYRINTH SEAL - A labyrinth seal includes a step portion, a high-puressure-side fin, a low-puressure-side fin and an annular groove. The step portion is formed in a portion of a second member on one side of the facing direction and faces a high-pressure side. The high-pressure-side fin is arranged on a high-pressure side relative to the step portion. The low-pressure-side fin is arranged on a low-pressure side relative to the step portion. The annular groove is formed in a portion of the second member on the one side of the facing direction and is arranged in at least a part of a region on the low-pressure side relative to the step portion as well as on the high-pressure side relative to the low-pressure-side fin. | 2019-08-01 |
20190234417 | WATER PUMP - A water pump includes: an upper housing formed with an inlet and an outlet of fluid; a lower housing installed to fit in a lower side of the upper housing, having a receiving space formed therein; a shaft fixing support having a lower part of a protrudedly formed shaft inserted in the center of a bottom part of the lower housing; an impeller installed around the shaft; a rotor configured by having a magnet installed around a rotor core; a stator installed inside the lower housing; a lower cover; a shaft upper part fixing support member installed in an upper side of the shaft erectedly inserted in the shaft fixing support; and a synthetic resin mold member formed with a first synthetic resin mold around an outer side of the shaft fixing support and around the shaft, and a second synthetic resin mold around an outer side of the rotor. | 2019-08-01 |
20190234418 | DOUBLE INLET BACKWARD CURVED BLOWER - A method of assembling a fan wheel includes forming a first wheel portion including a first plurality of impeller blades and a first connector, forming a second wheel portion including a second plurality of impeller blades and a second connector, affixing an end of each of the first plurality of impeller blades to a first surface of a support ring such that the first connector is affixed to the second connector, and affixing an end of each of the second plurality of impeller blades to a second surface of a support ring. | 2019-08-01 |
20190234419 | AXIAL FAN WITH TIP FENCES - An axial flow fan includes a generally hollow casing defining an inlet end and an outlet end of the axial flow fan. A diameter of the casing increases from the inlet end to the outlet end. An impeller is rotatably mounted within the casing. The impeller includes a hub and a plurality of fan blades extending from a root located at the hub to a blade tip. A diameter of the blade tip of each of the plurality of fan blades increases from the inlet end to the outlet end. A tip fence is located at the blade tip of at least one of the plurality of fan blades and a length of the tip fence measured perpendicular to the fan blades is greater than a thickness of the at least one of the plurality of fan blades. | 2019-08-01 |
20190234420 | REINFORCED COMPOSITE BLADE AND METHOD OF MAKING A BLADE - A blade is provided. The blade comprises a plurality of a first composite fiber plies and a plurality of a second composite fiber plies. Ends of the second fiber plies are staggered such that interlock between the first composite fiber plies and the second composite fiber plies is formed in a region where the second composite fiber plies end and meet with the first composite fiber plies. The blades are used for an engine of an aircraft. | 2019-08-01 |
20190234421 | EDGE FORMATION FOR FAN BLADE OF HVAC SYSTEM - A fan blade includes an edge formation disposed on an edge of the fan blade, where the edge formation comprises an incline surface relative to a main portion of the fan blade and a decline surface relative to the main portion of the fan blade, and wherein the incline surface and the decline surface are asymmetric to one another. | 2019-08-01 |
20190234422 | TURBINE HOUSING, EXHAUST TURBINE, AND TURBOCHARGER - A turbine housing includes: a housing body which is configured to accommodate a turbine wheel and which includes an inlet section forming an inlet flow passage for guiding exhaust gas to the turbine wheel, and an outlet section forming an outlet flow passage for discharging the exhaust gas from the turbine wheel; and at least one sleeve disposed along an inner wall surface of at least one of the inlet section or the outlet section of the housing body. The at least one sleeve includes a plurality of sections divided along a flow direction of the exhaust gas. | 2019-08-01 |
20190234423 | FAN - A fan may include a housing with an air inlet and an air outlet, a motor disposed in the housing, and an impeller disposed in the housing and coupled to the motor. The impeller may be operable to be rotated by the motor for drawing air into the air inlet and expelling the air from the air outlet. The fan may also include a diffuser disposed at least partially in the housing. The diffuser may have a bowl-shape and the bowl-shape may define an air diffusing surface over which the air moves towards the air outlet. | 2019-08-01 |
20190234424 | STRUCTURAL GUIDE VANE - A structural guide vane including a vane body contact surface and a vane edge, wherein at least one of the vane body contact surface or the vane edge comprises a fiber metal laminate. | 2019-08-01 |
20190234425 | ELECTRIC PUMP - An electric pump includes: a motor; an impeller rotated by the motor; a motor housing portion that houses the motor; an impeller housing portion that houses the impeller and is positioned at one side with respect to the motor housing portion in a rotation axis of the motor; an introduction pipe portion that introduces a fluid into the impeller housing portion and is positioned at the one side with respect to the motor housing portion; a discharge pipe portion that discharges the fluid from the impeller housing portion; a printed circuit board electrically connected to a coil of the motor and positioned at the one side with respect to the motor housing portion; and an electronic part mounted on the printed circuit board, wherein the printed circuit board faces the impeller housing portion and is positioned at the one side with respect to the impeller. | 2019-08-01 |
20190234426 | SUPPORTING BRACKET FOR FAN AND COOLING DEVICE USING THE SAME - A bracket attached to a cooling device can mount a fan. The supporting bracket includes a first fixing plate, a second fixing plate, a first supporting unit, a second supporting unit, and a ventilation panel. The first fixing plate is fixed to an air outlet side of the fan, the second fixing plate is fixed to an air inlet side of the fan and parallel to the first fixing plate. The first supporting unit and the second supporting unit are between the first fixing plate and the second fixing plate and respectively mounted to two opposite sides of the fan. The ventilation panel is defined at an outer surface of the second fixing plate and mounted to the second fixing plate. | 2019-08-01 |
20190234427 | BALANCE STRUCTURE OF FAN - The present invention relates to a balance structure of a fan, which comprises a hub and a balance slider. The hub has a circumferential portion and a top portion. The circumferential portion has a plurality of blades. The top portion is provided with a groove having a latch portion. The balance slider has a receiving portion slidingly engaging with the latch portion such that the balance slider can be slidingly disposed in the groove and the balance slider can move to a balance position automatically during the rotation of the hub. In this way, the effect of automatic balance can be achieved. | 2019-08-01 |
20190234428 | TURBOCHARGER WITH A WASTEGATE NOISE REDUCTION DEVICE - The present disclosure provides a turbocharger which reduces noise generated from the wastegate. The turbocharger includes a turbocharger housing, a rotary assembly, and a wastegate door. The turbocharger housing defines a wastegate opening, a resonator proximate to the wastegate opening, a compressor inlet, a compressor outlet, a turbine inlet, and a turbine outlet. The rotary assembly includes a turbine and a compressor attached to one another by a shaft wherein the rotary assembly is disposed in the turbocharger housing. The wastegate door may be moveably affixed to the turbocharger housing. | 2019-08-01 |
20190234429 | CENTRIFUGAL FAN AND AIR SUPPLY DEVICE HAVING THE SAME - A centrifugal fan includes a water outlet connecting an interior and an exterior of a housing at a position closer to a radially inner side than an impeller such that liquid at a bottom of the housing is able to be discharged quickly, and accumulation of the liquid is avoided, to ensure normal operation of the centrifugal fan. | 2019-08-01 |
20190234430 | LOW-COST EVACUATOR FOR AN ENGINE HAVING TUNED VENTURI GAPS - An evacuator for supplying vacuum to a device in a boosted engine air system is disclosed. The evacuator defines a body comprising a converging motive section, a diverging discharge section, at least one suction port, and a Venturi gap located between an outlet end of the converging motive section and an inlet end of the diverging discharge section. A lineal distance is measured between the outlet end and the inlet end. The lineal distance is decreased in length if higher suction vacuum at a specific set of operating conditions is required and the lineal distances is increased in length if higher suction flow rate at the specific set of operating conditions is required. | 2019-08-01 |
20190234431 | CYLINDER DRIVING DEVICE - A cylinder driving device includes: an electric motor; a pump; a main passage and a main passage; a hydraulic cylinder; an operation check valve and an operation check valve; and a restriction valve and a restriction valve configured to restrict a flow of the working oil directed to the operation check valve and an operation check valve, wherein an opening area of the restriction valve and the restriction valve is reduced in response to an increase in a flow rate of the working oil discharged from the hydraulic cylinder to the main passage and a main passage. | 2019-08-01 |
20190234432 | HYDRAULIC FLANGE - A hydraulic flange for connecting a drive device to a fluid reservoir includes a first hydraulic port and a second hydraulic port, and the first hydraulic port includes a radially inwardly extending, circumferential wall forming a shoulder therein that divides the first hydraulic port into an axially outer portion having a first diameter and an axially inner portion having a second diameter. The axially outer portion is configured to receive a first annular seal element having a third diameter and the axially inner portion is configured to receive a second annular seal element having a fourth diameter. | 2019-08-01 |
20190234433 | Operating Unit for a Fluid-Operated Diaphragm Actuator and Method for the Production Thereof and Diaphragm Actuator Equipped Therewith - An operating unit for a fluid-operated diaphragm actuator, the unit consisting of a drive diaphragm, two retaining elements flanking the drive diaphragm on opposite sides and an output rod extending through these components. The drive diaphragm is mounted on the output rod by being clamped between the two retaining elements with a predetermined clamping force, wherein each of the two retaining elements is fixed on the output rod by means of a welded connection. A method that is particularly suitable for producing such an operating unit and to a fluid-operated diaphragm actuator equipped with such an operating unit. | 2019-08-01 |
20190234434 | MULTI-PURPOSE AND TUNABLE PRESSURE CHAMBER FOR PYROTECHNIC ACTUATOR - A pressurized gas-powered actuator includes a housing and a piston movably positioned within the housing. The piston has a drive pocket formed therein. A gas generator is positioned exterior of the piston and in fluid communication with the drive pocket. | 2019-08-01 |
20190234435 | HYDRAULIC DEVICE AND VEHICLE - A hydraulic device comprises a hydraulic structure and a release member. The hydraulic structure includes an interior space in which a fluid is to be filled. The release member is attached to the hydraulic structure so as to be exposed to the interior space and an atmosphere. The release member is configured to release air from the interior space toward the atmosphere in accordance with an internal pressure of the interior space. | 2019-08-01 |
20190234436 | SYSTEM FOR CONTROLLING DEFORMATION OF FLEXIBLE SCREEN - The present disclosure relates to a system for controlling deformation of a flexible screen, configured to control the deformation of the flexible screen, the flexible screen including: a flexible screen body, a metal layer attached to a back surface of the flexible screen body, and a current controlled deformation layer coated on the metal layer; the flexible screen further including a power supply circuit, and a current regulation circuit through which the power supply circuit is coupled to the metal layer; and the system including: a hardness regulation circuit, configured to control intensity of current flowing in the metal layer to soften the current controlled deformation layer. The above system for controlling deformation of a flexible screen can control the flexible screen to be deformed to have a desired shape. | 2019-08-01 |
20190234437 | FLUID WASTE COLLECTION AND DISPOSAL SYSTEM AND METHOD - A system and method of collecting and disposing of fluid during a medical procedure. Fluid is drawn from a fluid source into a first reservoir in communication with a vacuum source. The fluid passes through an open fluid transfer valve into a second reservoir in communication with the vacuum source. While the fluid continues to be drawn into the first reservoir, the fluid transfer valve is closed after a predetermined volume of the fluid passes into the second reservoir. The fluid collected in the second reservoir is measured and evacuated from the second reservoir. The fluid transfer valve is opened and the steps are repeated until the medical procedure is completed while the first reservoir remains in uninterrupted communication with the vacuum source during the medical procedure such that fluid is capable of continuing to be drawn into the first reservoir without interruption. | 2019-08-01 |
20190234438 | DECORATIVE COVER ASSEMBLY FOR VEHICLE - A cover assembly for a component includes a base configured to be fixedly mounted to the component. A plurality of magnets are disposed at the base and a cover is configured to magnetically detachably attach at the base when the base is fixedly mounted to the component. | 2019-08-01 |
20190234439 | INTEGRATED ENGAGEMENT PROFILE AND INSTALLATION ASSEMBLY INCLUDING A FIRST LAYER AND AN INSTALLATION TOOL FOR ENGAGEMENT OF THE PROFILE THROUGH AN APERTURE DEFINED IN A FURTHER ATTACHABLE LAYER - An invert-able feature in a first layer for securing a second layer. A profile projects from an interior recess defining perimeter of the first layer, the profile including angled sides and a central interconnecting and actuating face. Beams extend from the sides and, upon positioning the second layer, are in communication with an aperture of the second layer. A tool having an actuating profile is applied to an exterior facing sided of the pyramidal profile and is exerted to cause the pyramidal shape to compress together and subsequently invert through a reduced area represented by the recessed interior to travel past an underside of the first layer, with the beams caused to displace to engage the second layer to the first layer. | 2019-08-01 |
20190234440 | METHOD AND ASSEMBLY FOR FASTENING A MULTIPLICITY OF COMPONENTS OF THE SAME TYPE - In order for a multiplicity of components of the same type to be fastened by bracing by means of dissimilar caulking pieces, a first component by an actuator is braced in a force-fitting manner in relation to a first caulking piece. A first bracing parameter herein is measured by a first sensor during the bracing procedure. A second caulking piece is then selected so as to depend on the first bracing parameter, a second component by the actuator being braced in a force-fitting manner in relation to said second caulking piece. | 2019-08-01 |
20190234441 | FASTENING DEVICE - The invention relates to a fastening device, in particular as part of a fastening system for detachably fixing components ( | 2019-08-01 |
20190234442 | ADJUSTABLE DECKING ASSEMBLY - An adjustable decking assembly comprising a track, a channel unit pivotably connected with a bracket, the bracket slidably mounted upon the track, a lock pivotably mounted on the bracket and movable between a locked position and a released position, a spring disposed between the lock and the bracket and biasing the lock toward the locked position, and a lever pivotably mounted on the bracket, wherein the lever pivots to contact the lock and transfer a force upon the lock via a first end of the lever to pivot the lock from the locked position toward the released position when the channel unit is pivoted from a horizontal position to an acute angle below the horizontal position. | 2019-08-01 |
20190234443 | Connecting Coupler for Steel Reinforcement - The invention relates to a coupler for reinforcing steel rod connection in construction of a concrete structure. The disclosed coupler includes a housing having a substantially cylindrical interior with a radial lip fixed to an interior sidewall of the housing to separate a first hollow and a second hollow within the interior, a first frustoconical gripping unit with a frame and a plurality of plates positioned against the frame to form sidewalls and define a first cavity, a spring positioned within the housing and biasingly abutting the first frustoconical gripping unit, a center separator positioned within a central coil of the spring and abutting the radial lip on the interior sidewall of the housing, and a second frustoconical gripping unit having a frame and a plurality of plates positioned against the frame to form sidewalls and define a second cavity. The arrangement of components forms two opposing passages into which the reinforcing steel rods are inserted for a stable connection. | 2019-08-01 |
20190234444 | INTERCHANGABLE INSERT - Interchangeable inserts are disclosed for use in enclosures, such as underground enclosures. The interchangeable inserts include insert bodies that are configured to house stand-alone nuts and nuts contained within removable trays. | 2019-08-01 |
20190234445 | SEGMENTED NUTS - A segmented nut has inner segments and an outer sleeve. Part of the sleeve interface portion and part of the segment interface portion engage when the sleeve rotates relative to the inner nut during release of the segmented nut with part of the segment interface portion at a greater distance from a central axis of the segmented nut than a minimum distance of the at least part of the sleeve interface portion from the central axis. One or more of the segments can include a retainer preventing the sleeve moving toward a free face of the segment(s). One or more of the segments can have a flange portion providing an increased working (compression) face relative to a plain segmented nut. An assembled segmented nut can include some radial freeplay for the segments to move radially whilst being retained within the sleeve prior to application of the segmented nut to a threaded bolt, stud or rod such that threading of the segmented nut onto the thread of the bolt, stud or rod removes the freeplay. | 2019-08-01 |
20190234446 | TWO-PIECE ANTI-LOOSENING SCREW ASSEMBLY - A two-piece anti-loosening screw assembly includes a screw and a washer. The screw includes a shank, and a head connected to one end of the shank and having a lower surface formed with a cam structure. The washer is sleeved on the screw, and includes inner and outer peripheral surfaces radially spaced apart from each other, an upper ring surface interconnecting upper peripheries of the inner and outer peripheral surfaces and formed with a cam structure engaging with the cam structure of the lower surface of the head, and a lower ring surface interconnecting lower peripheries of the inner and outer peripheral surfaces and formed with a serrated structure configured to bite into a surface of a workpiece. | 2019-08-01 |
20190234447 | TWO-PIECE ANTI-LOOSENING NUT ASSEMBLY - A two-piece anti-loosening nut assembly includes a nut and a washer. The nut is configured to threadedly engaged with a bolt and has a main body including an annular outer flange extending outwardly and radially from an end periphery thereof. The annular outer flange has an annular flange surface formed with a cam structure. The washer is fixedly disposed on the nut, and has a lower ring surface facing the annular flange surface and formed with a cam structure engaged with the cam structure of the annular flange surface, and an upper ring surface opposite to the lower ring surface and formed with a serrated structure configured to bite into a surface of a workpiece. | 2019-08-01 |
20190234448 | COMPRESSION LIMITING FASTENING SYSTEM - A fastening system is configured to securely couple a fastened component to a mating structure using a fastener with a shaft. The fastening system includes a compression limiting sleeve and a spring element. The compression limiting sleeve has an axial hub, a base, and a sleeve outer wall. The axial hub extends perpendicularly from the base and is configured to receive the shaft of the fastener. The sleeve outer wall extends from the base. The spring element has a central portion and a spring element outer wall. The central portion includes a central opening and at least one coupling feature. The central opening is configured to receive the shaft of the fastener. The at least one coupling feature is configured to engage the axial hub of the compression limiting device. | 2019-08-01 |
20190234449 | Wheel Lock for an Automobile - A wheel lock for an automobile includes a pin tumbler lock, a cam that engages with the lock, the cam having a tab that protrudes outward therefrom, a coaxially rotatable tubular sleeve that is configured to receive the lock and the cam and that engages with the tab of the cam, the interior of sleeve defining a tab cavity that engages the tab of the cam and having a plurality of sleeve ridges thereon that are distributed and spaced evenly and a coaxially rotatable tubular core that is configured to receive the sleeve and that slidably engages therewith, the exterior of the core having a plurality of core ridges that are distributed and spaced evenly thereon that engage with the sleeve ridges of the sleeve, the interior of the core defining a threaded aperture for permitting the wheel lock to fasten onto a lug bolt. | 2019-08-01 |
20190234450 | SHIM FOR A WORK VEHICLE AXLE ASSEMBLY - A shim for a work vehicle axle assembly includes a body having a substantially constant extent along a vertical axis and a first recess extending entirely though the body along the vertical axis. The first recess is configured to receive a shaft of a first fastener extending between a kingpin cap of the work vehicle axle assembly and a spindle, the first recess has a fastener-receiving portion and an inlet portion extending from the fastener-receiving portion of the first recess, a diameter of the fastener-receiving portion of the first recess is configured to be substantially equal to a diameter of the shaft of the first fastener, and a width of the inlet portion of the first recess is configured to be less than the diameter of the shaft of the first fastener. | 2019-08-01 |
20190234451 | METHOD AND SYSTEM FOR ACCESSING PIPELINE BEYOND P-TRAP - The method concerns accessing an interior of a pipeline that has a P-trap. A tool attached to an end of a flexible metal shaft is provided that is at least partially inside a convoluted tube made of a fluoropolymer material. The tool is pushed into the pipeline through the P-trap by gripping the tube and pushing the tube into the pipeline. The system includes the shaft, the tube and a power transmission device that has a motor for rotating the shaft inside the tube. | 2019-08-01 |
20190234452 | CABLE ADJUSTMENT MECHANISM - A cable adjustment mechanism for connecting a cable assembly comprising a cable to a bracket, the mechanism comprising: a connecting bushing having a bracket connector for attaching to the bracket, a first body interior for receiving the cable there though, and a cable connector for attaching to the a mechanism body of the cable assembly; the mechanism body having a second body interior for receiving the cable there though, a first end, and a second end for receiving the connecting bushing, the first end opposed to the second end, the second body interior defining an adjustment axis; a spacing member having one end for coupling to a cable body of the cable assembly and another end for coupling with the mechanism body at the first end, the another end opposed to the one end, the spacing member having a third body interior for receiving the cable there through; and a lock for retaining a selected relative position on the mechanism body along the adjustment axis in order to retain a resultant separation distance between the connecting bushing and the cable body; wherein the selected relative position is determined by adjusting a position of the coupling of the one end with respect to the first end along the adjustment axis prior to locking the selected relative position by the lock. | 2019-08-01 |
20190234453 | SMART MATERIAL COUPLINGS - The following invention relates to smart material couplings, particularly to shape memory alloy suspension systems to mitigate against shock or blast. There is provided A land vehicle comprising: —an armoured v shaped hull; at least one wheel set with a hub, and at least one suspension device comprising a shape memory material operably connecting the hull to the wheel set. | 2019-08-01 |
20190234454 | Pump Apparatus and Brake Apparatus - A plunger pump having improved durability without leading to a reduction in productivity is provided. A pump apparatus includes a sliding portion provided between a stopper portion and an eccentric cam in a direction of an eccentric central axis and having a lower frictional coefficient between the sliding portion and the eccentric cam than a frictional coefficient between the stopper portion and the eccentric cam. | 2019-08-01 |
20190234455 | MANUFACTURING METHOD FOR CONNECTING ROD - A manufacturing method for a connecting rod includes applying a tensile load to an end portion of the connecting rod as precompression in a cross direction that intersects with a longitudinal direction, the end portion being an longitudinal end portion of the connecting rod and having a through-hole, and fracture splitting the end portion into a rod portion and a cap portion by applying a tensile load to the end portion in the longitudinal direction in a state where the precompression is applied to the end portion. | 2019-08-01 |
20190234456 | TILTING PAD BEARING ASSEMBLIES; BEARING APPARATUSES AND METHODS OF USING THE SAME - Embodiments disclosed herein are directed to tilting pad bearing assemblies and bearing apparatuses using the same. As will be discussed in more detail below, the tilting pad bearing assemblies include a plurality of tilting pads. The tilting pads include at least one or more first tilting pads and one or more second tilting pads. Each of the first tilting pads includes a first superhard bearing surface having a first material. Each of the second tilting pads includes a second bearing surface having a second material. The first material includes a superhard material and the second material includes a material that is different than the first material. | 2019-08-01 |