31st week of 2015 patent applcation highlights part 30 |
Patent application number | Title | Published |
20150211474 | MULTI-STRIKE ENGINE IGNITION TECHNIQUES - An optimized multi-strike ignition technique for an internal combustion engine includes, in one exemplary implementation, determining (i) a number of ignition coil re-strikes, (ii) a re-dwell percentage for ignition coil re-strikes, and (iii) a time between ignition coil re-strikes based on total exhaust gas recirculation (EGR) and engine speed. The optimized multi-strike engine ignition technique also includes controlling multi-strike engine ignition by controlling a sparking system of the engine based on the determined multi-strike parameters. | 2015-07-30 |
20150211475 | POWER GENERATING ASSEMBLY - A power generating assembly for generating electricity from a flowing medium includes an enclosure. The enclosure includes an elongated duct along which the medium flows. The duct defines a longitudinal direction and a lateral direction. The duct includes a converging inlet nozzle having a span in the lateral direction. At least one pair of turbines is arranged within and on either side of the duct in the lateral direction. The turbines are rotated in opposite directions by the flowing medium. The turbines have a span in the lateral direction. The span of the converging inlet nozzle is at least the span of the at least one pair of turbines. A generator is interconnected with each turbine of the at least one pair of turbines via a drive means such that the generator rotates with rotation of the turbines. | 2015-07-30 |
20150211476 | DEVICE FOR TAPPING ELECTRICAL ENERGY FROM HYDROPOWER - A plant for extracting electric energy from water power. The plant has an energy extraction module designed as an assembly unit, and includes a drive arrangement, with a multiplicity of flow-impinged components, which can be driven in a circulating direction by water power, two spaced-apart deflection elements around which the drive arrangement is guided in a circulating manner, an electric power generator for extracting electric energy from the circulating drive arrangement, a water conveying duct for forming water receiving compartments interacting with the flow-impinged components, and also a module frame, to which are connected the drive arrangement, the deflection elements, the electric power generator and the water conveying duct. The module frame includes an interface via which the energy extraction module is connected to a sub-structure. | 2015-07-30 |
20150211477 | Offshore Floating Barge to Support Sustainable Power Generation - A barge has been designed to function in a four-season environment with a plurality of configurable, peripheral bays (bays) that support sustainable energy capture devices (devices). The barge is round with bays that curve inward, opposite the barge's curvature, and where devices can be placed. The bays allow the devices to be removed for maintenance by support ships. The barge is buoyant and floats independently of the devices in each bay. The barge is hollow and its entire circumference can be traversed by the crew. A central platform is contained within the barge by cables that may have wave energy capture mechanisms installed. The central platform and can be accessed by the crew through one or multiple floating walkways. Devices installed at the bays will float independently of the barge and may have wave energy capture mechanisms on them at the bay-device interface. | 2015-07-30 |
20150211478 | SYSTEM FOR CONVERSION OF WAVE ENERGY INTO ELECTRICAL ENERGY - The present invention relates to the utilization of wave energy and its conversion into operating motion of an electrical energy generating system. The system for generation of electrical energy through the conversion of aquatic wave motion includes floating bodies and a constant rotation mechanism, which converts the two-way linear motion of an inflexible transmission shaft or a flexible transmission shafts into one-way rotation of an output shaft of the constant rotation mechanism. This mechanism allows utilization of wave energy in two directions caused by the rise and fall of waves. The output shaft of the constant rotation mechanism is coupled to a force multiplier that is further coupled to a generator which generates electrical energy. Constant rotation mechanism can be driven by inflexible transmission shaft pivotally coupled to the floating bodies at one end, and the other end to an input gear of the constant rotation mechanism. Depending on the height of the wave and the wavelength, various constructions of floating bodies are used. Certain floating bodies are designed for the waves of a smaller amplitude and smaller wavelength, while other floating bodies are designed for bigger amplitude and bigger wavelength. | 2015-07-30 |
20150211479 | Buoyancy-driven Kinetic Energy Generating Apparatus and Method for Generating Kinetic Energy by Using the Same - A buoyancy-driven kinetic energy generating apparatus includes a base having a tank. A rotor includes a rotor body rotatably received in the tank. At least one float telescopes relative to the rotor body to a rotating axis of the rotor body while the rotor body rotates. A telescopic movement control module is mounted in the tank and controls the telescopic movement of the at least one float. A method generates kinetic energy by using the buoyancy-driven kinetic energy generating apparatus. The method includes filling a liquid into the tank to provide the rotor body with a pre-buoyancy and controlling the at least one float to telescope relative to the rotor body, causing a change in local buoyancy of the rotor body to imbalance the rotor body and to cause rotation of the rotor body about the rotating axis. | 2015-07-30 |
20150211480 | SYSTEM AND METHOD FOR STORING ENERGY - Embodiments of the disclosure provide an energy storage system comprising: at least one linkage; a respective attachable and detachable west and east weight attached to the west and east ends, respectively, of the at least one linkage; a west bladder and an east bladder attached to the west weight and the east weight, respectively; a west reservoir and an east reservoir, wherein the west reservoir is connected to the east bladder by a transfer pipe, and the east reservoir is also connected to the west bladder by another transfer pipe, and wherein the west reservoir connects to the west bladder by a discharge pipe and a connection device, and the east reservoir also connects to the east bladder by another discharge pipe and connection device; a gear and chain system; and an energy converter. One or both bladders may be multi-chambered. | 2015-07-30 |
20150211481 | NUTATING FLUID-MECHANICAL ENERGY CONVERTER - One example of a nutating fluid-mechanical energy converter includes a stator and a rotor. The stator includes an outer cylinder having a longitudinal passage | 2015-07-30 |
20150211482 | RESILIENT BLADE WIND TURBINE - A turbine blade having a resilient structure including a circumferentially extended blade mounted at a leading edge to a periphery of a cylindrical turbine, and defining a neutral blade position; wherein the resilient structure is configured to permit generally radial deflection of the blade in reaction to impinging fluid flow, and to oppose the deflection with a spring force biased to the neutral blade position. | 2015-07-30 |
20150211483 | Wind Turbine and Tower System - The disclosed wind turbine utilizes adjustable blades, forcing wind into channels away from the rotational axis. These channels direct wind to conversion surfaces a desirable distance from the rotational axis of the turbine, producing more torque. The channels feature independent exhaust points and intake points, minimizing vortices within the blades that can reduce torque. The blades of the disclosed turbine overlap, creating a larger constant percentage of air flow into the turbine channel. A modular tower for mounting a wind turbine is also disclosed. Finally, a wind directional amplifier for use with a wind turbine is disclosed. The wind directional amplifier directs the flow of wind to the optimum location for capture surfaces. When used with multiple wind turbines, the wind directional amplifier may be used to focus more or less air flow to one or more turbines, thereby selectively controlling the output of all the turbines collectively. | 2015-07-30 |
20150211484 | WIND TURBINE TILT OPTIMIZATION AND CONTROL - The present invention relates to methods, controllers and computer program products for determining an optimal tilt angle for a wind turbine. One or more signals indicating site conditions at and/or near a wind turbine are received | 2015-07-30 |
20150211485 | VERTICAL-AXIS FLUID TURBINE - The present invention provides a motion-translation mechanism for rotating blades of a vertical-axis wind turbine. Two or more axles are mounted for rotation about the first axis and each having a first end connected to the power shaft and the second end having a blade holder. A surface is mounted circumjacent the power shaft and is axially spaced from the two axles and the shape of the surface defines the path of each of the connector arms as each connector arm assembly rotates radially about the surface while maintaining connection to the blade holder. Each connector arm has a third end and a fourth end opposed to the third end. The third end being connected to its associated blade holder, the fourth end being in cooperative engagement with the surface. Each fourth end moves from a maximum vertical displacement to a minimum vertical displacement then from a minimum vertical displacement to a maximum vertical displacement during a single rotation of the power shaft thus causing the blade holders along with the attached blades to rotate positive 90° then negative 90 degrees about the second axis of rotation. | 2015-07-30 |
20150211486 | METHOD FOR OPERATING A WIND TURBINE - The invention relates to a method for operating at least a first wind turbine including the steps of: recording a tower oscillation, initiating a measure to reduce oscillation if the tower oscillation is or contains a longitudinal oscillation, and if the amplitude of the longitudinal oscillation exceeds a predefined threshold value, and the measure for reducing the oscillation comprises freezing the current pitch angle at the current value for a predefined freezing period, switching the pitch control algorithm used, in particular in such a way that the control speed is reduced, adjusting the yaw position by a predefined yaw angle, switching the operation of the first wind turbine from a first operating mode based on a first power curve to a second operating mode based on a second power curve, and/or if, with regard to the current wind direction, the first wind turbine in a wind park is located behind a second wind turbine, adjusting the rotational speed of the first wind turbine to the rotational speed of the second wind turbine in such a way that the rotational speed of the first wind turbine differs from the rotational speed of the second wind turbine by at least a predefined differential rotational speed. | 2015-07-30 |
20150211487 | DUAL PURPOSE SLAT-SPOILER FOR WIND TURBINE BLADE - An aerodynamic slat ( | 2015-07-30 |
20150211488 | FLOATING WIND TURBINE SAFETY SYSTEM - The present invention relates to methods and apparatus for operating a safety system in a floating wind turbine. The floating wind turbine comprises one or more sensors | 2015-07-30 |
20150211489 | CARBON DIOXIDE NEUTRALIZING POWER GENERATING DEVICE - A carbon dioxide sequestering and power generating device. The carbon dioxide sequestering and power generating device can include a bladed turbine driving a dynamo, a CO | 2015-07-30 |
20150211490 | COOLING ARRANGEMENT - A cooling arrangement realised for use with a direct-drive wind turbine with an outside rotor carrying a plurality of magnets, which cooling arrangement comprises a number of exterior cooling elements arranged about an exterior of the outside rotor, wherein a cooling element is realised to guide a cooling airflow over the outside rotor and to transfer heat from the magnets to the cooling airflow is provided. The embodiments of the invention further describes a direct-drive wind turbine comprising an outside rotor carrying a plurality of magnets, and a cooling arrangement according to any of claims | 2015-07-30 |
20150211491 | RING GENERATOR - A ring generator of a wind power installation is provided comprising a stator having a peripherally extending stator ring for receiving stator windings and a rotor mounted rotatably about an axis of rotation relative to the stator, wherein the stator ring has cooling passages for cooling the stator by an air flow. A ring generator of a wind power installation is also provided having a stator, a peripherally extending stator ring for receiving stator windings, a rotor mounted rotatably relative to the stator and a stator bell connected to the stator ring for providing a pressure chamber with an increased or reduced pressure for providing an air flow through and/or along the stator and/or rotor for cooling the ring generator, wherein the stator bell has at least one fan opening provided with a fan. | 2015-07-30 |
20150211492 | POWER PLANT CONTROL DURING A LOW VOLTAGE OR A HIGH VOLTAGE EVENT - The present invention relates to a method for controlling a wind power plant, comprising one or more wind turbine generator(s) connected to an electrical grid, and a power plant controller having an operational mode, controlling electrical parameters, wherein the method comprises, determining a first voltage level of one or more wind turbine generator(s), determining if the first voltage level of one or more wind turbine generator(s) is outside a first predetermined range, in case the first voltage level of one or more wind turbine generator(s) is outside a first predetermined range then, changing the operational mode of the power plant controller between first and second operational modes, the first operational mode controlling a first electrical parameter, the second operational mode controlling a second electrical parameter, the first and second parameters being different. The present invention also relates to a power plant controller and a wind power plant operated according to the method. | 2015-07-30 |
20150211493 | METHOD FOR SETTING AN OUTPUT VOLTAGE LEVEL OF A WIND POWER PLANT - The present disclosure addresses the problem of ensuring that wind turbine voltage levels within a wind power plant do not exceed predetermined overvoltage and/or undervoltage protection levels. In particular, the present disclosure relates to adjustment of an output voltage level of a wind power plant in order to protect an internal power plant grid from overvoltages. | 2015-07-30 |
20150211494 | ANGULAR POSITIONING SYSTEM FOR A WIND TURBINE - It comprises first and second rotatable elements and driving device for driving them in rotation comprising hydraulic chambers which volume is defined by the relative position of the elements in the plane of rotation and pumps for filling the chambers with fluid to cause their expansion for rotating the elements, and a pump controller for controlling rotation of the elements. The volume of chambers is defined by portions of the first element ( | 2015-07-30 |
20150211495 | COATED COMPONENT OF A WIND TURBINE - A component with a coating, wherein the component is a part of a wind turbine, the component is in contact with a lubricant and the lubricant comprises atomic hydrogen, is provided. The coating at least partly covers a surface of the component. The coating reduces diffusion of the atomic hydrogen into the component by a means of inducing a recombination of the atomic hydrogen to hydrogen gas. A method of reducing diffusion of atomic hydrogen into a component of a wind turbine by using such a coating is also provided. | 2015-07-30 |
20150211496 | DAMPER OF A WIND TURBINE - A damper of a wind turbine, wherein the damper is suited for damping a movement of the wind turbine is provided. The damper includes a container and a liquid, wherein the liquid is located inside the container. The damper can be substantially the shape of a toroid. The container further includes a first toroidal segment and at least a second toroidal segment. Both toroidal segments are attached together such that a closed toroid is generated and the liquid is retained inside the container. | 2015-07-30 |
20150211497 | FLOATING SOLAR COLLECTOR ASSISTED OTEC GENERATOR - An Ocean Thermal Energy Conversion (OTEC) system having a turbine with an upstream side and a downstream side. Warm water under a partial vacuum is converted into a vapor, the vapor being supplied to the upstream side of the turbine at a pressure controlled by the temperature of the warm water. A condenser is situated on the down-stream side of the turbine to cause the vapor, after passing through the turbine, to undergo a phase change back to a liquid, which can be used as potable water. The condenser is coupled to a source of a cooling liquid, and the pressure of the vapor on the downstream side of the turbine is determined by the temperature of the cooling liquid. A flexible floating solar collector supplies the warm liquid to the upstream side at a temperature higher than normal ambient temperature. | 2015-07-30 |
20150211498 | ELECTRIC POWER GENERATION SYSTEM FOR ROADWAY USE - A hydraulic electric power generation system for roadway installation has a plurality of fluid-filled compressible pump channels positioned for compression by a vehicle to drive the fluid in a channel outwardly through outlet sides of the channels. The channels are contained in a mat adapted for positioning of a roadway surface in a manner such that the channels are compressed by the tires of vehicles travelling on the roadway. An outlet manifold collected the fluid driven out through the outlet sides of the channels and directs it to through piping to a hydraulic motor and coupled electric generator. The fluid exiting from the motor passes to a sump, from which it can be returned to a mat manifold at inlet sides of the channels. The channels are provided with one-way valves to prevent backflow. | 2015-07-30 |
20150211499 | ELECTROTHERMAL DEVICE FOR A PROPULSION SYSTEM, ESPECIALLY FOR A TURBOJET, PROPULSION SYSTEM COMPRISING SUCH AN ELECTROTHERMAL DEVICE, AND ASSOCIATED METHOD - An electrothermal device ( | 2015-07-30 |
20150211500 | CHECK VALVE FOR COMPRESSOR - In a check valve for a compressor, a valve element includes an abutting surface and an outer circumferential surface. A valve hole includes a large-diameter portion and a small-diameter portion. A communicating window has such a shape that an opening area thereof gradually becomes larger with increasing distance from a valve seat. The check valve has an open state, a fully closed state, and a buffering state. When the abutting surface separates from the large-diameter portion and the outer circumferential surface opens the communicating window, the open state is defined. When the abutting surface closes the large-diameter portion and the outer circumferential surface interrupts communication through the communicating window, the fully closed state is defined. When the abutting surface separates from the large-diameter portion and the outer circumferential surface interrupts communication through the communicating window, the buffering state is defined. The hunting phenomenon is suppressed. | 2015-07-30 |
20150211501 | TILTING ANGLE CONTROL DEVICE - A tilting angle control device includes pressure sensors. Each of the pressure sensors outputs to a control unit a pressure command signal corresponding to an operation amount. The control unit outputs to an electromagnetic proportional control valve a pressure control signal corresponding to the pressure command signal, and the electromagnetic proportional control valve outputs to a tilt adjustment mechanism pilot pressure corresponding to the pressure control signal. The tilt adjustment mechanism adjusts a tilting angle of a variable displacement pump such that the tilting angle becomes an angle corresponding to the pilot pressure. A pilot pressure sensor detects the pilot pressure to output a pressure feedback signal to the control unit. The control unit calculates the pressure control signal based on the pressure feedback signal and the pressure command signal and performs feedback control of the pilot pressure. | 2015-07-30 |
20150211502 | SWASH PLATE TYPE VARIABLE DISPLACEMENT COMPRESSOR - An inclination angle of a swash plate of a swash plate type variable displacement compressor is rapidly changed to the maximum when electric current is supplied to an electromagnetic solenoid and therefore the compressor is operated at the maximum displacement. When a second valve body is opened, a first valve body is closed; when the second valve body is closed, a valve opening of the first valve body is controlled. Under the circumstance that electric current is supplied to the electromagnetic solenoid and an instruction for operating the compressor at the maximum displacement is issued, when the first valve body is closed, the second valve body is opened. In addition to supply of refrigerant gas from a discharge chamber to a control pressure chamber through a first supply passage, refrigerant gas is supplied from the discharge chamber to the control pressure chamber through a second supply passage. | 2015-07-30 |
20150211503 | DEVICE FOR THE DRIVE CONTROL OF A TWO-CYLINDER THICK MATTER PUMP - A device for the drive control of a two-cylinder thick matter pump has a diverter which is arranged in a material charging container and a motor-driven hydraulic variable displacement pump, via which both the drive cylinders of the thick matter pump and the drive mechanism of the diverter are controlled. An adjusting throttle is arranged in a pressure line between the high-pressure outlet of the variable displacement pump and the drive cylinders of the thick matter pump. A control line which leads to an adjusting mechanism of the variable displacement pump is coupled back from the pressure line downstream of the adjusting throttle. A connecting line which leads to a supply connector of the diverter hydraulics and in which a fixedly adjusted throttle can be arranged is branched off from the pressure line upstream of the adjusting throttle. | 2015-07-30 |
20150211504 | BATTERY POWERED SUBSEA PUMPING SYSTEM - A battery powered pumping skid system comprises a frame, comprising a battery compartment and an equipment compartment; a battery disposed within the battery compartment; a motor operatively connected to the battery and disposed within the equipment compartment; a pump operatively connected to the motor and disposed within the equipment compartment; and a motor controller operatively connected to the battery and the motor and disposed within the equipment compartment. Optionally, one or more floatation compartments with one or more floats may be provided. Powered operation may be provided to a subsea device by deploying the battery powered pumping skid system subsea, either on an as needed or longer term basis, maneuvering the battery powered pumping skid system close to a subsea device, and, once in place, using the battery powered pumping skid system to perform one or more predetermined functions with respect to the subsea device, such as supplying a fluid from the pump to the subsea device using electrical power from the battery. | 2015-07-30 |
20150211505 | DOUBLE-HEADED PISTON TYPE SWASH PLATE COMPRESSOR - A double-headed piston type swash plate compressor includes a housing and a rotary shaft. The housing defines a swash plate chamber and includes a cylinder block, a front housing member coupled to a front end of the cylinder block, and a rear housing member coupled to a rear end of the cylinder block. The rotary shaft is supported by the housing. A protrusion is provided in a suction chamber of the rear housing member and protrudes toward an opening of an axial passage formed in the rotary shaft. A restrictor through which refrigerant passes when flowing from the suction chamber to the axial passage is formed between the protrusion and the rear end of the rotary shaft. The protrusion has a distal end sized such that the distal end can be inserted in the opening of the axial passage. | 2015-07-30 |
20150211506 | CAPACITY CONTROL VALVE - A capacity control valve includes: intake-side passages connecting an intake chamber that takes in fluid and a control chamber; a pressure-sensitive chamber formed midway along the intake-side passages; a liquid-refrigerant discharge valve that receives the pressure of the control chamber to open and close the intake-side passages; a pressure-sensitive body placed in the pressure-sensitive chamber, which extends to apply a biasing force to the liquid-refrigerant discharge valve in the direction of closing the valve, while contracting as the ambient pressure increases; and a solenoid that applies an electromagnetic drive force to control the main valve; wherein the pressure-sensitive body is supported on one side by the driving rod of the solenoid in a manner permitting relative motion, while connected on the other side to the liquid-refrigerant discharge valve, wherein the discharge valve structure and discharge flow passages for discharging liquid refrigerant are simplified. | 2015-07-30 |
20150211507 | SEALED COMPRESSOR - A sealed compressor according to the present invention includes: an electric component ( | 2015-07-30 |
20150211508 | COMPRESSOR - A compressor includes fixed and movable side members. The fixed side member has a discharge port opened/closed by adischarge port. The discharge valve has a valve body which closes/opens an outlet end of the discharge port. An area of an inlet end of the discharge port is Ai, a peripheral length of the inlet end is Li, and a hydraulic diameter Di of the inlet end is 4(Ai/Li). A peripheral length of the outlet end of the discharge port is Lo, a reference lift amount of the valve body is ho, a cross sectional area Ao of an outlet side flow path formed between the outlet end of the discharge port and the valve body is Lo×ho, and a hydraulic diameter Do of the outlet side flow path is 4(Ao/2Lo). A ratio (Do/Di) is 0.25 or more and 0.5 or less. | 2015-07-30 |
20150211509 | MULTIPLE DIAPHRAGM PUMP - A multiple diaphragm pump having a single drive and controller is disclosed. Each diaphragm of the multiple diaphragm pump is connected to a piston. The pistons may be connected to at least one lever. A cam may be operatively engaged with the at least one lever such that movement of the cam causes movement of the piston which translates into piston stroke. The pistons move in substantially the same direction such that when one diaphragm is in a forward stroke the other diaphragm is in a backward stroke. | 2015-07-30 |
20150211510 | WATER REMOVAL STORAGE SYSTEM AND METHOD - The invention provides water removal and storage system adapted for use in a building structure, said system comprising a water storage vessel for the removal and storage of water from one or more supply lines and resupply of water stored on demand. The system of the invention provides either a solution to the problems of flooding due to pipe rupture, interrupted water supply due to freezing, pipe rupture due to freezing, and water damage due to uncontrolled thaw. In one aspect the invention provides a controller adapted to receive control signals remotely, said signals control the valve to regulate the water supply pressure and/or flow rate to a desired set point. | 2015-07-30 |
20150211511 | Pump Controller System and Method - A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/or fault conditions occur, can detect fault conditions, and can store fault conditions for later retrieval. | 2015-07-30 |
20150211512 | SYSTEM AND METHOD FOR DRIVING MULTIPLE PUMPS ELECTRICALLY WITH A SINGLE PRIME MOVER - A converterless motor-driven pump system includes an off-grid prime mover. The prime mover includes a rotational driveshaft that operates in response to a throttle or fuel input controller to control a rotation speed of the prime mover driveshaft. Operation of the throttle or fuel input controller is based on desired output characteristics of a pumping load. One or more electric power generators are driven by the off-grid prime mover to generate AC or DC power on an electrical bus shared by a plurality of variable speed electric motors. A plurality of pumps is connected to a common manifold shared by the plurality of pumps. The plurality of pumps is driven by the plurality of variable speed electric motors to generate a desired wellhead pressure or pumping load flow rate via the shared common manifold. | 2015-07-30 |
20150211513 | FLUID-WORKING MACHINE VALVE TIMING - A fluid-working machine has a working chamber of cyclically varying volume, high and low pressure manifolds, and high and low pressure valves for regulating the flow of fluid between the working chamber and the high and low pressure manifolds respectively. A controller actively controls at least one said valve to determine the net displacement of working fluid of the working chamber on a cycle by cycle basis. At least one said valve is a variable timing valve and the controller causes the valve to open or close at a time determined taking into account one or more properties of the performance of the fluid working machine measured during an earlier cycle of working chamber volume. | 2015-07-30 |
20150211514 | PISTON ROD FOR A PISTON COMPRESSOR, AND THE PISTON COMPRESSOR - A piston rod for piston compressors, wherein the piston rod has a base body with one end facing the piston, one end away from the piston, and at least one cavity. The cavity is filled with a solid, whose specific thermal conductivity is greater than that of the base body. | 2015-07-30 |
20150211515 | Micro-Sized Fluid Metering Pump - A motor-driven fluid pump has a positive displacement rotary pumping element with an offset circular cam carried outwardly of the element, the cam being rotated with the pumping element by contact with pistons carried radially by the pumping element. Ends of the pistons are spherical and bear directly on the cam's inner surface. During breaking in of each pump, the piston ends wear a single concave groove in the inner surface of the cam, which helps to stabilize the pistons. The pump maintains a constant mass flow rate for a given input command by adjusting for fluid type, measured fluid operating temperature, and changing motor speed. The pump also maintains a constant flow output for its life by adjusting for internal wear; it also predicts its remaining life by comparing its current motor speed for a given flow against the maximum allowable motor speed. | 2015-07-30 |
20150211516 | Floating Scroll Seal With Retaining Ring - A scroll compressor that includes a housing and scroll compressor bodies disposed in the housing as well as a method of operation thereof is provided. The housing is separated into different chambers by a separator. One of the scroll bodies is sealed to the separator with a floating seal arrangement including a seal interface between a floating seal of the floating seal arrangement and a hub of a fixed scroll compressor body. A seal retaining ring prevents axial motion of a seal member of the seal interface during start-up operations due to pressure imbalances across the seal member. | 2015-07-30 |
20150211517 | SCREW-TYPE FLUID MACHINE - The objective of the present invention is to reduce a meshing seal line length and further reduce a blowhole area. A compression side blowhole B | 2015-07-30 |
20150211518 | COMPRESSOR SYSTEM AND METHOD OF CONTROLLING THE SAME - Provided is a compressor system including a first compressor having: an inlet at which a first inlet guide vane is provided; and an outlet pressure sensor unit configured to measure a pressure at an outlet of the first compressor; a second compressor including an inlet at which a second inlet guide vane is provided; a first control unit configured to adjust a degree of opening of the first inlet guide vane based on the pressure measured by the outlet pressure sensor unit, configured to set the outlet pressure of the first compressor as a set pressure, and configured to generate a first signal including information about the degree of opening of the first inlet guide vane; and a second control unit configured to receive the first signal, and configured to adjust a degree of opening of the second inlet guide vane to control an amount of fluid flowing into the second compressor. | 2015-07-30 |
20150211519 | ELECTRIC PUMP - An electric pump is provided, which may include a motor unit including a rotation shaft, and a pump unit including a rotor having a vane groove accommodating a vane and coupled with the rotation shaft, and including a pump plate including an external wall portion and a cam ring having a cam surface on which the vane slides, and a bottom lid portion provided in the pump plate and being integrally formed with the external wall portion and the cam ring, and a connection unit being provided between the external wall portion and the cam ring to connect the external wall portion and the cam ring and protruding in a direction away from the bottom lid portion, and the connection unit is integrally formed with the external wall portion, the cam ring, and the bottom lid portion. | 2015-07-30 |
20150211520 | VANE TYPE VACUUM PUMP - A vane type vacuum pump has a discharge port for discharging suctioned air, and a reed valve part that opens and closes the discharge port. The reed valve part includes a first reed valve that is installed to cover the opening of the discharge port, and a second reed valve that is superposed with the first reed valve. The first reed valve and the second reed valve have different resonance frequencies by having different thicknesses. | 2015-07-30 |
20150211521 | RADIAL IMPELLER AND CASING FOR CENTRIFUGAL PUMP - An improved impeller and a casing for a centrifugal pump are disclosed. The impeller comprises vanes which sweep an arc around an impeller axis to provide a smooth path past the impeller and through the pump. The casing is constructed to allow maximum flow rate at the eye of the impeller then shrink the flow channel to reduce internal recirculation promote efficiency, further limiting the effect of damaging forces. The impeller is suited for use in pumps in which a high head is required and in which only low shear forces must be applied to the fluid moving through the pump. | 2015-07-30 |
20150211522 | RELATING TO CENTRIFUGAL PUMP IMPELLERS - A centrifugal pump impeller includes front and back shrouds and a plurality of pumping vanes therebetween, each pumping vane having a leading edge in the region of an impeller inlet and a trailing edge, the front shroud has an arcuate inner face in the region of the impeller inlet, the arcuate inner face having a radius of curvature (R | 2015-07-30 |
20150211523 | CENTRIFUGAL PUMP IMPELLER - A centrifugal pump impeller in an electromotive centrifugal pump, the impeller including a base body having a bearing to which is attached, on a first end, a permanent-magnetic rotor and, on a second end, a cover disk that is mounted on the base body; and a plurality of pump blades made of first and second parts, the first part being a base blade segment attached to the base body thus forming a first unitary piece and a cover disk blade segment attached to the cover disk thus forming a second unitary piece. | 2015-07-30 |
20150211524 | TORSIONAL COUPLING FOR ELECTRIC HYDRAULIC FRACTURING FLUID PUMPS - A system for hydraulically fracturing an underground formation in an oil or gas well, including a pump for pumping hydraulic fracturing fluid into the wellbore, the pump having a pump shaft, and an electric motor with a motor shaft mechanically attached to the pump to drive the pump. The system further includes a torsional coupling connecting the motor shaft to the pump shaft. The torsional coupling includes a motor component fixedly attached to the motor shaft and having motor coupling claws extending outwardly away from the motor shaft, and a pump component fixedly attached to the pump shaft of the pump and having pump coupling claws extending outwardly away from the pump shaft. The motor coupling claws engage with the pump coupling claws so that when the motor shaft and motor component rotate, such rotation causes the pump component and the pump shaft to rotate, thereby driving the pump. | 2015-07-30 |
20150211525 | WET-RUNNING CENTRIFUGAL PUMP - A wet-running centrifugal pump includes an electric motor ( | 2015-07-30 |
20150211526 | Wireless Sensor System for Electric Submersible Pump - An electric submersible pump system can include a shaft; a power cable connector; an electric motor configured to receive power via the power cable connector for rotatably driving the shaft; a pump operatively coupled to the shaft; a power unit for generating power via rotation of the shaft; a remote unit that includes at least one sensor for sensing information, wireless transmission circuitry for wireless transmission of sensed information and a power interface to receive power generated by the power unit; and a base unit that includes wireless reception circuitry for receipt of wireless transmission of sensed information from the remote unit and wired transmission circuitry operatively coupled to the power cable connector. Various other apparatuses, systems, methods, etc., are also disclosed. | 2015-07-30 |
20150211527 | APPARATUS AND SYSTEM FOR A THRUST-ABSORBING HORIZONTAL SURFACE PUMP ASSEMBLY - An apparatus and system for a thrust-absorbing horizontal surface pump assembly is described. A thrust-absorbing horizontal surface pump system includes an intake chamber including a stationary thrust bearing paired with a rotatable thrust runner to form a thrust bearing set, wherein a first face of the stationary thrust bearing positioned towards the rotatable thrust runner is at least partially diamond-coated, and wherein a second face of the rotatable thrust runner positioned towards the stationary thrust bearing is at least partially diamond-coated, a fluid entrance that receives a fluid into the intake chamber, and a pump inlet that receives the fluid into the multi-stage centrifugal pump, wherein the thrust bearing set is arranged around the intake shaft such that during operation of the electric motor the thrust bearing is in a pathway of the fluid as the fluid flows between the fluid entrance and the pump inlet. | 2015-07-30 |
20150211528 | METHOD FOR CONTROLLING A CIRCULATION PUMP IN AN INSTALLATION COMPRISING AT LEAST TWO CIRCULATION CIRCUITS - A method controls a circulation pump ( | 2015-07-30 |
20150211529 | Pump System with Flow Control - A pump system is provided including a power source, a pump and a transmission. First and second sensors are configured to respectively provide information indicative of at least one actual first operating condition relating to the pump and to information indicative at least one operating condition relating to the transmission. A controller is configured to adjust the power source or the transmission based on an output flow rate of the pump. The controller is configured to perform a first comparison of the first operating condition and a predetermined first operating condition and a second comparison of the second operating condition to a predetermined second operating condition and based on the first and second comparisons determine if the controller should continue to adjust the power source or the transmission based on the output flow rate of the pump. | 2015-07-30 |
20150211530 | Side-Channel Pump and Method for Operating Same - The invention relates to a side-channel pump and to a method for operating a side-channel pump in which an impeller rotates in a working chamber provided with a side channel. According to the invention, the pump is operated at an overspeed with a gas-filled working chamber in a first step. The speed is then reduced to an operating speed in order to pump a liquid. The pump according to the invention has a high suction power as a result of the overspeed, but only gas is drawn initially. | 2015-07-30 |
20150211531 | Speed Control - A pumping system for moving water of a swimming pool includes a water pump, an infinitely variable speed motor, and an arrangement for operating the motor. In one example, the pumping system includes a memory configured to store a plurality of retained speed values, an arrangement for providing a plurality of retained speed values to the memory, and an arrangement for reading a selected one of the plurality of retained speed values from the memory. In addition or alternatively, the pumping system includes a storage medium for digitally storing a plurality of pre-established motor speed values and an arrangement for receiving input from a user to select one of the pre-established motor speeds. In addition or alternatively, the pumping system further includes an arrangement for restarting operation of the motor at a previously selected speed value when power supplied to the motor is interrupted during operation of the motor. A method for controlling the pumping system is also provided. | 2015-07-30 |
20150211532 | FAN WITH FAN BLADE MOUNTING STRUCTURE - Fans having fan blade mounting structures are disclosed herein. A fan configured in accordance with one embodiment of the present technology includes a fan having a central hub coupled to a plurality of fan blades by a plurality of blade mounting structures. Each blade mounting structure can include first and lower support members that each extend toward an inboard end portion of an individual fan blade. Each of the upper and lower support members can include a first end portion coupled to the inboard end portion of the fan blade. Each of the upper and lower support members can also include a second end portion coupled to opposite sides of the central hub. | 2015-07-30 |
20150211533 | ELECTRIC COMPRESSOR - An electric compressor capable of appropriately starting a motor depending on a condition of a compressing unit is provided. The electric compressor includes: an AC motor including a rotor having a permanent magnet and a stator where a multi-phase coil is wound, and driving a scroll compressor; and an inverter apparatus controlling the AC motor. The inverter apparatus includes: a switching circuit supplying the AC motor with current; and a motor control unit controlling the switching circuit. The motor control unit: measures an elapsed time from a stop to a start of the AC motor for controlling the switching circuit depending on a load on the scroll compressor; calculates a target acceleration of the rotor followed when starting the AC motor, based on the measured elapsed time; and controls the switching circuit so that the rotor is started with the target acceleration. | 2015-07-30 |
20150211534 | BATTERY-OPERATED BLOWER FILTER SYSTEM FOR USE IN POTENTIALLY EXPLOSIVE AREAS - A blower filter system includes a blower unit ( | 2015-07-30 |
20150211535 | PORTABLE BLOWER - A battery mounting portion projects convexly into an air passage. Outer surfaces of a bottom surface section and side surface sections of the battery mounting portion form part of an inner surface of the air passage. The battery mounting portion holds a battery pack at an attitude that a center of gravity of the battery pack is as close to a handle portion as possible. Specifically, the battery mounting portion holds the battery pack in such a manner that the greatest surface of the battery pack having a substantially cubic shape faces the handle portion. The battery mounting portion holds the battery pack in such a manner that a longitudinal direction of the battery pack faces the air passage. | 2015-07-30 |
20150211536 | ANTI-BACKFLOW DEVICE FOR FAN UNIT - An anti-backflow device for a fan unit, which is fabricated by cutting a rectangle thin plate, includes: a plate body defining an air outlet to permit air outflow upon activation of the fan unit, and having at least two inner peripheral sides; a plurality of connection arms; and a plurality of blades. Each blade is connected a pair of the connection arms, which are in turn connected to two connecting holes formed in the inner peripheral sides of the plate body. | 2015-07-30 |
20150211537 | Pump System with Automated Testing - A pump system is provided. The pump system includes a power source, a pump and a transmission. A first sensor is configured to provide information indicative of at least one first operating condition relating to the pump. A second sensor is configured to provide information indicative of at least one second operating condition relating to the transmission. A controller is communication with the first sensor and the second sensor. The controller is configured to perform a first comparison of the first operating condition to a predetermined first operating condition and a second comparison of the second operating condition to a predetermined second operating condition and based on the first and second comparisons determine if the pump system passes a functionality test. | 2015-07-30 |
20150211538 | VARIABLE GEOMETRY EXHAUST TURBOCHARGER - An object is to provide a variable-geometry exhaust turbocharger including a variable nozzle mechanism in which nozzle supports may not deform under a high-temperature condition. A variable-geometry exhaust turbocharger ( | 2015-07-30 |
20150211539 | SYSTEMS AND METHODS FOR COMPRESSING AIR - A system for compressing air includes: a variable speed driver having a drive shaft; at least one pre-main air compressor having at least one stage and adapted to receive and compress a flow of ambient or other air and to be driven by the drive shaft of the variable speed driver; at least one main air compressor having at least one stage on a first pinion shaft and adapted to receive and further compress a flow of compressed air transmitted from the at least one pre-main air compressor; at least one booster air compressor having at least one stage on a second pinion shaft and adapted to receive and further compress a flow of further compressed air transmitted from the at least one main air compressor; and another driver adapted to drive at least one of the first pinion shaft and the second pinion shaft through at least one transmission. | 2015-07-30 |
20150211540 | BLEED VALVE - A bleed valve having a piston with a sealing member, the piston being displaceable between a first position to seal an aperture of a fluid conduit and an opposed second position spaced apart from the aperture to allow the working fluid therethrough. The bleed valve also has a guiding assembly with at least one guide wheel mounted to the piston and being displaceable therewith along a guide rail. The guide wheel has a guide groove extending inwardly from an outer rolling surface. The guide rail has a rail surface with a guide protrusion. The guide groove and the guide protrusion are complementary and in rolling contact with one another. The bleed valve also has a displacement mechanism for displacing the piston between the first and second positions. A compressor with a bleed valve and method for controlling bleeding of a working fluid are also discussed. | 2015-07-30 |
20150211541 | COUPLING BETWEEN A CENTRIFUGAL FAN AND THE SUCTION INLET THEREOF - The invention relates to a coupling between a centrifugal fan and the suction inlet thereof, comprising a suction inlet ( | 2015-07-30 |
20150211542 | FLUID PUMP WITH A ROTOR - The invention relates to a fluid pump, in particular to a liquid pump having a rotor with at last one rotor blade for conveying the fluid, the rotor being variable with respect to its diameter between a first, compressed state and a second expanded state. In order to produce a simple compressibility and expandability of the rotor of the pump, it is provided according to the invention that at least one rotor blade is deformable between a first state which it assumes in the compressed state of the rotor and a second state which it assumes in the expanded state of the rotor by means of a fluid counterpressure during a rotation of the rotor during pump operation. | 2015-07-30 |
20150211543 | ANTI-SWIRL DEVICE - A device to limit pre-rotation of fluid across turbomachinery regions where significant pressure differentials exist between rotating and non-rotating components. In one form, the present invention is particularly applicable to centrifugal-based turbomachinery. Of particular concern is that the highly-energized fluid exiting an impeller or related rotating member can impart significant swirl velocity and related rotordynamic forces which in turn may impact rotor stability. The potential for such instability is particularly high when flow coming from an impeller discharge permeates a seal, bushing or related component that is used to fluidly separate the impeller from an upstage partition. The present invention replaces traditional bushing seal designs at swirl-prone regions with a vaned anti-swirl bushing that fits within the housing without increasing the axial or radial dimensions of the housing. | 2015-07-30 |
20150211544 | DIRECT DRIVE ROTATION DEVICE FOR PASSIVELY MOVING FLUID - The device is configured for moving a fluid within a gearbox. In one illustrative embodiment, the device includes a base portion coupled to a rotatable member within the gearbox. An inlet portion of the device is configured to draw the fluid from a reservoir portion of the gearbox. The device is configured to utilize a centrifugal force for moving the fluid from the inlet portion toward the base portion along an interior surface of a conical portion. In another illustrative embodiment, the device includes a conical portion having an external threaded portion configured to capture a fluid during a rotation of the device. In such an embodiment, the threaded portion is configured to utilize a centrifugal force for moving the fluid captured by the threaded portion along an exterior surface of the conical portion. | 2015-07-30 |
20150211545 | SHROUD TREATMENT FOR A CENTRIFUGAL COMPRESSOR - The centrifugal compressor described includes an impeller shroud which encloses the impeller and has a curved shroud surface that extends between an inducer portion and an exducer portion. The compressor includes one or more circumferential grooves in the shroud body within the exducer portion. Each groove has opposed wall segments spaced apart therefrom. The wall segments are inclined at a nonzero groove angle relative to a normal of the shroud surface in a direction opposite the fluid flow path along the shroud surface. | 2015-07-30 |
20150211546 | MULTISTAGE AXIAL FLOW COMPRESSOR - A multi-stage axial compressor with an inner wall including a step portion for each of the compressor stages. Each step portion is defined along a respective stage. Each step portion may extend over at least a majority of an axial length of the stage. Each step portion may optionally include a point aligned with a maximum thickness of the airfoil portions of the rotor blades and a point aligned with a maximum thickness of the stator vanes. Adjacent step portions are connected by a transition portion converging toward a central axis of the compressor from the upstream step to the downstream step. Each transition portion has a steeper slope than that of the adjacent step portions. A method of directing flow through a multi-stage axial flow compressor is also discussed. | 2015-07-30 |
20150211547 | ABRASIVE HANDLING SUBMERSIBLE PUMP ASSEMBLY DIFFUSER - An abrasive handling submersible pump assembly diffuser is described. An electric submersible pump assembly stage comprises a rotatable impeller, and a co-axially mounted diffuser comprising a diffuser bowl, the diffuser bowl comprising a plurality of diffuser bowl wedges having a blunted pie-shape, each of the plurality of diffuser bowl wedges protruding axially from a diffuser bowl floor into a cavity between the rotatable impeller and the co-axially mounted diffuser such that each of the plurality of diffuser bowl wedges protrudes into a path of pumped solid-laden fluid, wherein the blunted pie-shaped wedges extend radially between an inner wall and an outer wall of the diffuser bowl and a thickness of the blunted pie-shaped wedges in a circumferential direction increases towards the outer wall. | 2015-07-30 |
20150211548 | MOTOR - A motor includes a control part assembly having an air inlet through which air is inlet, an air flow path configured to communicate with the air inlet, and a printed circuit board; and a motor part assembly having a stator configured to generate magnetic flux when a current is applied, a rotor structured to be rotated while interacting with the stator electromagnetically, a motor shaft provided to be rotated together with the rotor, and an impeller coupled to the motor shaft and provided to be rotated to generate air flow, and is configured to be detachably coupled to the control part assembly. Through the structure as such, the performance of the motor may be improved. | 2015-07-30 |
20150211549 | Auto pump bracket - The bracket comprising a rail ( | 2015-07-30 |
20150211550 | VERTICAL PUMP HAVING DISCHARGE HEAD WITH FLEXIBLE ELEMENT - A discharge head features at least one low-deflection component that substantially does not deflect in response to high piping forces applied in a direction perpendicular to the discharge head; at least one high-deflection component that deflects in response to the high piping forces; and a flexible element configured between the at least one low-deflection component and the at least one high-deflection component to contain pressure and to be highly flexible in the direction perpendicular to the centerline of the discharge head. | 2015-07-30 |
20150211551 | ENERGY ACCUMULATION APPARATUS - Disclosed is an energy-accumulation apparatus including an accumulator body assembly defining a pneumatically-pressurizable chamber. The pneumatically-pressurizable chamber is configured to communicate with a pneumatic-pressure source. The pneumatic-pressure source is positioned on a shore and being located away from a body of water. The energy-accumulation apparatus also includes an outer surface extending from the accumulator body assembly. The outer surface is configured to securely contact a sloped floor zone of a body of water at a position being spaced apart from a shore. | 2015-07-30 |
20150211552 | ELECTRONIC CONTROLLER WITH INTEGRAL VENT VALVE - An electronic regulator includes an inlet valve coupled to an inlet port, the inlet port configured to receive a supply pressure, and an exhaust valve coupled to an exhaust port, the exhaust port configured to release a pilot pressure when the exhaust valve is open. The electronic regulator also includes a pilot pressure output pneumatically coupled to the inlet valve and exhaust valve and configured to be coupled to an external process control device to provide the pilot pressure to the external process control device. A setpoint input coupled to both the inlet valve and the exhaust valve receives a setpoint signal indicative of a setpoint value, and the electronic regulator operates the inlet valve and the exhaust valve to control the pilot pressure according to the setpoint value. Further, the electronic regulator includes a vent valve coupled to a venting port and pneumatically coupled to the pilot pressure output. The venting port is configured to release the pilot pressure according to the safety control signal. | 2015-07-30 |
20150211553 | Conditioner, Apparatus and Method - The present invention pertains to a flow conditioner for displacing and mixing fluid flow to minimize the effects of thermal gradients on the accuracy of a transit time ultrasonic flowmeter and defines an envelope in a cross sectional direction in a pipe having a first ramp adapted to be disposed in the pipe and extending from the outside of the envelope inward toward the center of the pipe in a downstream direction with respect to the fluid flow and forming an angle between 0° and 90° relative to the pipe's inner surface. The conditioner has a second ramp adapted to be disposed in the pipe and in juxtaposition with the first ramp, the second ramp extending from the outside of the envelope inward toward the center of the pipe in an upstream direction with respect to the fluid flow and forming an angle between 0° and 90° relative to the pipe's inner surface. An apparatus for determining fluid flow in a pipe having ultrasonic transducer sites. A method for determining fluid flow in a pipe. A method for affecting fluid flow in a pipe. | 2015-07-30 |
20150211554 | CLIPPING DEVICE - A clipping device includes a first arm having a body portion that includes a connecting portion and a fastener at two ends thereof, respectively; a second arm having a body portion that includes a connecting portion and a fastener-receiving portion at two ends thereof, respectively, wherein the connecting portion is connected to the connecting portion of the first arm; and a lock assembly having a fastener removably engaged with the fastener of the first arm and a switch being shiftable between a first position and a second position. When the switch is at the first position, the fastener of the lock assembly is displaceable, and when the switch is at the second position, the fastener of the lock assembly is not displaceable. | 2015-07-30 |
20150211555 | PILLAR GARNISH MOUNTING STRUCTURE AND TETHER CLIP - A pillar garnish mounting structure includes a tether clip and a pillar garnish. The tether clip has a tether portion. The pillar garnish is attached to a pillar by the tether clip and has a tether housing portion. The tether housing portion has side walls that extend in a longitudinal direction of the pillar garnish. The tether portion has a connecting portion and an anchor portion. The connecting portion is inserted through a space between the side walls and extends in the longitudinal direction of the pillar garnish. The anchor portion is formed on a tip end of the connecting portion, and is positioned to an outside of the tether housing portion. The anchor portion catches on end surfaces of the side walls in the longitudinal direction of the pillar garnish, when the pillar garnish moves in a direction away from the pillar. | 2015-07-30 |
20150211556 | RESILIENT COVER CLIP - A resilient clip can be used for covers for equipment. The resilient clip has a portion that can be inserted into a channel on the equipment, a portion that can be attached to a cover, and a portion that can be used to remove the clip from the channel. | 2015-07-30 |
20150211557 | Closure Element for a Fire-Protection Sleeve - A closure element for a fire-protection sleeve is disclosed. The closure element has a body, a connecting element, and at least one locking element for a form-fitting connection to an intumescent strip. The body and the connecting element are designed in one piece. | 2015-07-30 |
20150211558 | DEVICES AND METHODS FOR SECURING COMPONENT PIECES - Methods, systems, and devices are described securing component pieces together through a clip that may securely engage with the component pieces. The clip may include a body portion opposite end portions that extend away from a medial portion. One of the end portions may be joined to a securement feature of a first component piece and include a number of cantilevered beams that extend away from the medial portion and engage the securement feature of the first component piece. Similarly, the other end portion may be joined to a securement feature of a second component piece, and also include a number of cantilevered beams that extend away from the medial portion and engage the securement feature of the second component piece. The oppositely extending cantilevered beams may act to secure the clip from being removed from the respective component piece, and thereby securely fasten the two component pieces together. | 2015-07-30 |
20150211559 | Coupling System - The present invention relates to a coupling system comprising at least one male component and one female component, in which system the male component is inserted into the female component along a longitudinal axis that is common to the male and female components and is retained removably by the female component: the male component comprising an elongate body of substantially cylindrical shape; the female component comprising an elongate body of substantially cylindrical shape and having a longitudinal internal bore of dimensions suited to the insertion and retention of the male component and an open top end; the male component being inserted into the female component through a movement of longitudinal displacement combined at the same time with a rotation by a quarter of a turn; the male component comprising means for blocking rotation and displacement along a longitudinal axis, these means collaborating with complementary stop means present in the female component. | 2015-07-30 |
20150211560 | Fastening system - Disclosed is a fastening system ( | 2015-07-30 |
20150211561 | CLAMP FOR SANITARY FITTING - A clamp for sanitary fittings includes a clamp body formed of a first arcuate member and a second arcuate member movable about a hinge assembly from an open configuration to a closed, latched configuration. The hinge assembly detachably couples the first arcuate member to the second arcuate member. The hinge assembly includes an arcuate finger extending from an end of the first arcuate member, a pin-receiving recess formed within the arcuate finger, and a post formed on an end of the second arcuate member. Upon assembly, the arcuate finger cradles around the post and the post fits within the pin-receiving recess. | 2015-07-30 |
20150211562 | Structural Tube - Provided is a structure that may include a structural tube having at least one slot extending from an end thereof, an end plate attached to the end of the structural tube, and at least one cross member extending through the at least one slot, the at least one cross member including a first region outside of the structural tube and a second region inside the structural tube. | 2015-07-30 |
20150211563 | EXPANSIBLE FIXING PLUG - The invention relates to an expansible fixing plug having limbs extending in a longitudinal direction of the fixing plug, from which limbs expansion elements project in opposite circumferential directions. The invention proposes constructing the expansion elements in the shape of hooks and so as to extend between one another with a spacing so that they connect the limbs by means of interlocking connections which come into effect after flexion or torsion of the expansible fixing plug or after buckling out of the limbs. The buckling, flexural and torsional strength of the fixing plug is increased. | 2015-07-30 |
20150211564 | NAIL-CLAMPING PLASTIC BAR ON NAIL GUN - A nail-clamping plastic bar on a nail gun, which consists of two or more clamping units connected in series; each clamping unit comprises: at least two clamping rods and connecting strips; each connecting strip is used to connect two adjacent clamping rods; the clamping rods form a ring body for the nail rod; and two adjacent clamping units are connected through one or more connecting ribs. The plastic bar is designed to be formed by multiple clamping units connected in series, and can be bent to fit nail casing of different shapes. The chamfers at the two ends of each clamping rod can be molded in half; the connecting strips can also be molded in half without any sliding block, hence the die space can be fully utilized, and generated the maximum cavities for the die. Therefore, the die efficiency is greatly improved and the die cost is reduced. | 2015-07-30 |
20150211565 | PLASTIC U-BASE FASTENER WITH NOISE CONTROL FEATURE - A fastener includes a first portion having first and second legs defining an upside-down A-shape. A second portion includes opposed first and second wings defining a V-shape. The first and second wings are individually initially integrally coupled to one of the legs by a frangible joint in an as-molded condition of the fastener. A frictionally coupled two-piece joined assembly of the first and second body portions is created when a force applied to the first portion drives the first portion into a cavity of the second portion between the first and second wings fracturing the frangible joint. The first portion is thereafter retained with the second portion by a first foot of the first leg and a second foot of the second leg oppositely positioned about and contacting a body end of the second portion, preventing rocking motion between the first and second portions. | 2015-07-30 |
20150211566 | SYSTEMS FOR IN-PROCESS QUALITY CONTROL DURING DRILL-FILL ASSEMBLY - A fastener insertion system, for use with an assembly stack-up, includes a fastener and an end effector. The end effector includes a drill bit for drilling a hole through the stack-up, a probe for determining a stack-up parameter, and a fastener feed head for installing the fastener into the hole and applying rotational torque to complete fastener installation. The fastener insertion system also includes a processing device and an angle sensor communicatively coupled to the processing device and to the end effector. The processing device is programmed to measure, with the rotation angle sensor, the angular displacement required to complete fastener installation and to transmit a signal representative of the measured angular displacement from the angle sensor to the processing device. The processing device is also programmed to compare the measurement of angular displacement required to complete fastener installation to a range of angular displacement indicative of correct fastener installation. | 2015-07-30 |
20150211567 | Joint Construction and Method of Making Same - A method of joining a first workpiece having a first surface and a second surface angularly disposed relative to such first surface, and a second workpiece having a surface disposable in abutting relation relative to the second surface of such first workpiece, comprising forming a recess in the first surface of such first workpiece, sloped toward and spaced from the second surface of such first workpiece, producing an end surface thereof disposed at an angle relative to a longitudinal centerline of such recess; forming a notched ledge on the end surface of such recess; positioning a threaded fastener in the sloped recess with a head portion thereof resting on a bottom surface of the recess and the threaded portion thereof disposed along the centerline with the end thereof resting on such ledge; disposing the surface of the second workpiece in abutting relation with the second surface of the first workpiece; and threading the threaded fastener along the longitudinal centerline of such recess, through such abutting surfaces of such workpieces to join such workpieces together. | 2015-07-30 |
20150211568 | FASTENER AND FASTENER INSTALLATION TOOL - A fastening system including a fastener and a fastener installation tool. The fastener includes a pin member having an elongated shank portion with a threaded portion, a stop shoulder located at an end of the threaded portion, and a pull portion extending from the stop shoulder. The stop shoulder includes an inner annular wall extending longitudinally from the end of the threaded portion, and an inner face extending outwardly and obliquely from the shank portion. The inner annular wall and the inner face form an annular receiving area. The fastener installation tool includes a puller having a front face. The receiving area of the fastener is adapted to receive the front face of the fastener installation tool when the puller engages the pull portion of the pin member. | 2015-07-30 |
20150211569 | COUPLING SPACER, ASSEMBLY, AND METHOD - A coupling spacer includes a spacer body defining a first edge and a second edge opposite the first edge. The spacer body has a tapered shape. Further, the coupling spacer includes a spacer flange extending outwardly from the spacer body. The spacer flange is closer to the first edge than the second edge. The coupling spacer additionally includes at least one snap feature extending outwardly from the spacer body. The snap feature is closer to the second edge than the first edge. | 2015-07-30 |
20150211570 | COATED CONNECTING-ROD AND METHOD OF MAKING THE SAME - In one or more embodiments, a coated connecting-rod includes a first head including a first aperture, a second head including a second aperture, and a body connecting the first and second heads along a longitudinal axis, wherein the first head further includes face and back thrust surfaces abutting the first aperture, and an anti-friction coating partially contacting at least one of the face and back thrust surfaces. | 2015-07-30 |
20150211571 | HIGH STRENGTH FOIL JOURNAL BEARING RETAINER - A journal foil bearing includes a bearing retainer having one slot configured to receive a top foil leading edge tab and another slot configured to receive a top foil trailing edge tab. A backup support structure, integral to the bearing retainer, extends between and is at least partially defined by the slots. The retainer is configured so that, during operation, the trailing edge tab further contacts, at an increased contact pressure, the support structure at a position close to the friction force, thereby minimizing top foil bending stress and improving bearing strength. | 2015-07-30 |
20150211572 | CONTROL METHOD, PROGRAM AND SYSTEM FOR CONTROLLING THE BEARING PRELOAD OF A WIND TURBINE AND WIND TURBINE COMPRISING SUCH CONTROL SYSTEM - A control method configured to control the preload of a bearing includes estimating the preload on the bearing; comparing the estimated preload with a predetermined acceptance range; and correcting the preload on the bearing when the preload is outside the acceptance range. | 2015-07-30 |
20150211573 | HYBRID SPHERICAL AND THRUST BEARING - According to one embodiment, a bearing features an elastomeric portion having an opening therethrough, a member disposed within the opening of the elastomeric portion, and a separation feature disposed between the member and the elastomeric portion. The member comprises a conical body portion arranged such that an interior diameter of the conical body portion is smaller than an exterior diameter of the conical body portion. The separation feature prevents contact between the member and the elastomeric portion. | 2015-07-30 |