29th week of 2015 patent applcation highlights part 22 |
Patent application number | Title | Published |
20150198100 | SYSTEMS AND METHODS FOR INHIBITING DFCO - A system including a DFCO module. The DFCO module is configured to operate in a DFCO mode to deactivate fuel to a cylinder of an engine. A first flow rate module is configured to determine a reaction gas flow rate. An offset module is configured to determine a temperature offset value based on the reaction gas flow rate. A first temperature module is configured to estimate a first temperature of a catalyst of an exhaust system of the engine. A summer is configured to sum the temperature offset value and the first temperature to generate a summation value. A second temperature module configured to estimate a second temperature of the catalyst based on the summation value. A comparison module is configured to perform a first comparison between the second temperature and a threshold and generate an inhibit signal to inhibit operation in the DFCO mode based on the first comparison. | 2015-07-16 |
20150198101 | SENSOR MODULE - A sensor module is adapted to be attached to an actuator body incorporating an electric actuator. The sensor module includes a sensor assembly, a sensor cover, and a connector housing. The sensor assembly includes a sensor detection part and a sensor housing. The sensor detection part is configured to detect a physical change amount of a driven body driven by the electric actuator and to convert the physical change amount into an electrical signal. The sensor housing incorporates the sensor detection part. The sensor cover is provided separately from the sensor housing and is attached to the actuator body. The sensor module is configured integrally by attaching the sensor assembly to the sensor cover. A connector terminal electrically connected to a connection terminal of the sensor detection part is insert-molded in the connector housing. The connector housing is provided integrally with the sensor housing. | 2015-07-16 |
20150198102 | CONTROL DEVICE OF ENGINE WITH SUPERCHARGER - An engine with a supercharger includes a low pressure loop EGR apparatus. An EGR passage having an inlet connected to an exhaust passage downstream of a turbine and an outlet connected to an intake passage upstream of a compressor. An intake bypass passage is provided to bypass the intake passage downstream of the compressor and the intake passage upstream of the compressor, with an ABV in the intake bypass passage. A throttle valve is closed during stop or deceleration operation of the engine. An electronic control unit (ECU) is configured such that, when the ECU determines based on an operation state of the engine that the EGR valve is in a valve-opened state and the engine is in deceleration operation from a supercharging region, the ECU controls an EGR valve to close and the ABV to open from a valve-closed state delayed from start of closing the EGR valve. | 2015-07-16 |
20150198103 | SYSTEMS AND METHODS FOR DETERMINING THE INTEGRITY OF A VEHICLE FUEL SYSTEM - A method, comprising: indicating a leak of a first diameter on a canister side of a fuel system following applying a vacuum to the fuel system with a fuel tank isolation valve closed; and indicating a leak of a second diameter on a fuel tank side of the fuel system, based on a vacuum decay in an isolated fuel tank following applying a vacuum to the fuel system with the fuel tank isolation valve open. In this way, an evaporative leak check module with a single reference orifice may be used to determine leaks of multiple sizes in multiple sectors of a fuel system. This may allow current production models to meet more stringent emissions regulations in the future. | 2015-07-16 |
20150198104 | ABNORMALITY DIAGNOSIS DEVICE AND AN ABNORMALITY DIAGNOSIS METHOD FOR A VARIABLE VALVE MECHANISM - Abnormality diagnosis device for a variable valve mechanism configured to open an exhaust valve even during an intake stroke and capable of selecting a first mode wherein the exhaust valve only opens during an exhaust stroke, or a second mode wherein the exhaust valve opens during both an exhaust stroke and an intake stroke. The abnormality diagnosis by the device determines the mechanism is abnormal when a difference between an exhaust gas returning amount calculated to recirculate from an exhaust passage into a cylinder in the second mode based on intake air amounts in the first and second modes, and an exhaust gas returning amount estimated to recirculate from an exhaust passage in the second mode based on an exhaust gas pressure, exceeds a diagnosis threshold value. The higher an exhaust gas pressure is, the larger an exhaust gas returning amount is estimated to be. | 2015-07-16 |
20150198105 | EXHAUST GAS RECIRCULATION COOLER PROTECTION SYSTEM AND METHOD - A system and method of operating an exhaust gas recirculation (EGR) system of a vehicle includes controlling an EGR valve actuable between an EGR enabled position and an EGR disabled position, such that with the EGR valve in the EGR enabled position a portion of exhaust gas emitted from an engine is directed through an EGR cooler for recirculation into the engine, and with the EGR valve in the EGR disabled position the exhaust gas is not recirculated through the engine. An EGR coolant temperature is predicted based on measured engine speed, vehicle speed, outside ambient temperature, and commanded fuel level of the vehicle. The EGR valve is actuated to the EGR disabled position when the predicted EGR coolant temperature is equal or greater than an EGR coolant temperature threshold. The EGR coolant temperature is predicted without direct measurement of engine coolant temperature. | 2015-07-16 |
20150198106 | CONTROL DEVICE FOR DIESEL ENGINE - A control device for a diesel engine includes a variable geometry supercharger with a variable supercharge pressure mechanism and an EGR valve configured to adjust an EGR gas amount. In the control device, when the diesel engine is determined to be accelerating, a maximum exhaust pressure is set such that an increased amount of an engine torque by increasing a fuel injection amount in association with acceleration is greater than an increased amount of pumping loss increased with increasing exhaust pressure due to an actuation of the variable supercharge pressure mechanism in association with acceleration. A target control variable for the variable supercharge pressure mechanism and a target control variable for the EGR valve are controlled on the basis of the maximum exhaust pressure. | 2015-07-16 |
20150198107 | MALFUNCTION JUDGING APPARATUS FOR FUEL FEEDING APPARATUS AND MALFUNCTION JUDGING METHOD FOR FUEL FEEDING APPARATUS - In a malfunction judging method for a fuel feeding apparatus in an internal-combustion engine, a feedback correction value is calculated based on an air-fuel ratio parameter and a predetermined feedback control algorithm. In which region a load parameter exists among a first region in which only a first fuel feeding apparatus is used, a second region in which only a second fuel feeding apparatus is used, and a third region other than the first region and the second region is determined. The feedback correction value calculated in a case where the load parameter exists in the first region is determined as a first learned value using a predetermined first learning method. The feedback correction value calculated in a case where the load parameter exists in the second region is determined as a second learned value using a predetermined second learning method. | 2015-07-16 |
20150198108 | Controller for Modifying the Voltage Signal of an Exhaust Gas Oxygen Sensor - A control device is interposable between an oxygen sensor and an electric control unit of a motor vehicle to receive a voltage signal of the oxygen sensor, alter the voltage signal, and output an altered voltage signal. The altered voltage signal is received by the electronic control unit and causes the electronic control unit to produce fuel injector control signals that provide a richer fuel mixture to the internal combustion engine than what would be provided in the absence of said controller. | 2015-07-16 |
20150198109 | ALTERNATIVE FUEL MODULE FOR SPARK IGNITION FUEL INJECTED ENGINES - Some embodiments of the present disclosure include a system for allowing spark ignition fuel injected engines to function on a plurality of fuels. The system may include an engine system including an engine control module operatively attached to a fuel injector, and a fuel tank attached to the fuel injector, a fuel content sensor configured to sense a content of a fuel in the engine system before combustion of the fuel, and a fuel control module placed inline with the fuel injector and the fuel content sensor, the fuel control module configured to receive fuel content information from the fuel content sensor and make a change to the fuel injector pulse width based on the fuel content information, if necessary. | 2015-07-16 |
20150198110 | END-OF-CURRENT TRIM FOR COMMON RAIL FUEL SYSTEM - Fuel is injected by energizing a solenoid of a fuel injector for an on-time that terminates at a first end-of-current timing. An end-of-current trim is determined at least in part by estimating a duration between an induced current event in a circuit of the solenoid and a valve/armature interaction event. An induced current event occurs when an armature abruptly stops, and a valve/armature interaction event occurs when the armature couples with or de-couples from the valve member. Fuel is injected in a subsequent injection event by adjusting the end-of-current timing by the end-of-current trim. | 2015-07-16 |
20150198111 | Compact Packaging For Intake Charge Air Cooling - An internal combustion engine includes an engine block defining a plurality of cylinders. A cylinder head casting is mounted to the engine block. The cylinder head casting defines intake ports and exhaust ports communicating with the plurality of cylinders. The cylinder head casting defines an air passage in connection with the intake ports and includes elongated extruded cooling elements defining liquid coolant passages integrated into the cylinder head casting within the air passage for cooling intake air passing through the air passage. | 2015-07-16 |
20150198112 | PISTON OF INTERNAL COMBUSTION ENGINE - A piston of an internal combustion engine includes a crown portion; a pair of thrust-side and counter-thrust-side skirt portions; and a pair of apron portions connecting the thrust-side skirt portion with the counter-thrust-side skirt portion. Each of the pair of apron portions includes an upper end wall connected with the crown portion, and a pin boss portion supporting a piston pin. A reverse-surface-side portion of the crown portion is formed with a hollow portion extending along an outer surface of the upper end wall of the apron portion. The upper end wall of the apron portion includes a bending portion between an outside surface of the pin boss portion and a circumferential end of the skirt portion. The bending portion bends in a step-like manner from the outside surface of the pin boss portion toward the circumferential end of the skirt portion. | 2015-07-16 |
20150198113 | PISTON WITH REDUCED TOP LAND HEIGHT AND TIGHT TOP LAND PISTON PROFILE - An assembly includes a cylinder having a bore diameter, and a piston disposed within the cylinder. The piston is provided with a top land and a top ring groove. The top land and the cylinder are provided with a tight top land clearance. The ratio of the top land height to the bore diameter is less than or equal to 0.075. | 2015-07-16 |
20150198114 | PISTON FOR AN INTERNAL COMBUSTION ENGINE - A piston for a two-stroke internal combustion engine has a crown and a skirt extending from the crown. The skirt defines a reciprocation axis of the piston. A circumferential piston groove is defined in the crown. An annular ring carrier is disposed in the piston groove. A circumferential carrier groove is defined in the ring carrier, the carrier groove being concentric with the piston groove. A retainer is disposed in the carrier groove. The retainer extends at least in a radial direction of the piston into the ring carrier. The carrier groove is adapted to receive a piston ring and the retainer is adapted to prevent rotational motion of the piston ring in the carrier groove, the rotational motion being about the reciprocation axis. Two-stroke internal combustion engines are also disclosed. | 2015-07-16 |
20150198115 | CYLINDER GASKET HAVING OIL DRAINBACK CONSTRAINT FEATURE FOR USE WITH INTERNAL COMBUSTION ENGINE - A gasket for use with in an internal combustion engine having lubricating oil drainback passageways and an integrated exhaust manifold formed in the cylinder head is disclosed. The gasket includes at least one drainback passageway opening to fit substantially around the drainback passageways formed in the cylinder block. A loose component-capturing constraint feature is integrally formed with the gasket and effectively provides a bridge over the drainback passageway opening of the gasket. The constraint feature does not restrict the flow of lubricating oil and may be of any of several designs including, for example, a rib. The cylinder head gasket is preferably of a multi-layer construction and is preferably steel. The constraint feature may be a single gasket layer. The cylinder head gasket includes both active and non-active areas. The constraint feature may be either or both an active and a non-active area of the gasket. | 2015-07-16 |
20150198116 | VARIABLE AREA EXHAUST MIXER FOR A GAS TURBINE ENGINE - A variable area exhaust mixer is provided for a gas turbine engine. The variable area exhaust mixer includes an outer wall with a multiple of doors. Each of the multiple of doors is operable to control a passage entrance into at least one of a multiple of circumferentially arrayed vanes with a respective strut flow passage which essentially alters its bypass ratio during flight to match requirements. | 2015-07-16 |
20150198117 | GASEOUS FUEL FEEDING SYSTEM - A gaseous fuel feeding system is disclosed. The gaseous fuel feeding system has a first duct line for feeding a first cylinder bank. The first duct line has a first inner volume extending from a first inlet end for receiving gaseous fuel to a first opposing end of the first duct line. The gaseous fuel feeding system also has a second duct line for feeding a second cylinder bank. The second duct line has a second inner volume extending from a second inlet end for receiving gaseous fuel to a second opposing end of the second duct line. The gaseous fuel feeding system also has a duct damping element for damping peak pressure and pressure fluctuations. The duct damping element has at least one duct damping orifice that fluidly connects the first inner volume of the first duct line and the second inner volume of the second duct line. | 2015-07-16 |
20150198118 | SYSTEMS AND METHODS FOR SEPARATION OF LIQUID AND GASEOUS FUEL FOR INJECTION - A method for an engine may comprise, on board a vehicle, supplying fuel from a fuel tank to a fuel separator, wherein the fuel comprises a gaseous fuel solubilized in a liquid fuel, desolubilizing the gaseous fuel from the liquid fuel in the fuel separator, and separating the gaseous fuel from the liquid fuel in the fuel separator. | 2015-07-16 |
20150198119 | LOW-PRESSURE EGR VALVE - An EGR valve is provided with a curved connecting surface to allow condensate to flow from an outlet to an exhaust gas inlet of the EGR valve during the use of low-pressure EGR. The curved connecting surface mitigates condensation and/or ice from entering the intake line and impinging on the compressor wheel. | 2015-07-16 |
20150198120 | VALVE REFERENCE POSITION-LEARNING DEVICE FOR INTERNAL COMBUSTION ENGINE - A valve reference position-learning device for an internal combustion engine, which is capable of accurately learning the reference position of a valve both before and after the warm-up of the engine, while properly reflecting thereon a deviation of the reference position caused by the thermal elongation of the valve and drive system after the warm-up of the engine. The valve reference position-learning device calculates and updates a learned value of the reference position of the wastegate valve both at and after the start of the engine, by first and second learnings, respectively. The learned value calculated by the first learning is stored as an existing learned value. Further, at the start of the engine, if the calculation of the learned value is not completed, the learned value is set to the existing stored learned value. | 2015-07-16 |
20150198121 | ASSEMBLING UNIT, PUMP AND FUEL-VAPOR-LEAKAGE CHECK SYSTEM - A first tubular portion has a cross sectional shape which is a non-perfect circle relative to an axis thereof. A second tubular portion is disposed concentrically with the first tubular portion. The second tubular portion has a cross sectional shape relative to its axis, which is a congruent shape of the cross sectional shape of the first tubular portion. A sealing member is disposed between the first tubular portion and the second tubular portion for sealing therebetween. The sealing member has a cross sectional shape of which length parallel to its axis is greater than length which is perpendicular to the axis. | 2015-07-16 |
20150198122 | METHODS AND SYSTEMS FOR FUEL CANISTER PURGE FLOW ESTIMATION WITH AN INTAKE OXYGEN SENSOR - Methods and systems are provided for estimating a fuel canister purge flow based on outputs of an intake manifold oxygen sensor. For example, during boosted engine operation when exhaust gas recirculation (EGR) is flowing below a threshold and purge is enabled, purge flow may be estimated based on changes in the sensor output while modulating a canister purge valve between an open and closed position. Then, during subsequent operation wherein EGR and purge flow are enabled, the output of the sensor may be adjusted based on the estimated purge flow. | 2015-07-16 |
20150198123 | SYSTEMS AND METHODS FOR DETERMINING THE INTEGRITY OF A VEHICLE FUEL SYSTEM - A method, comprising: indicating leakage on a canister side of a fuel system based on a first fuel system pressure following applying a vacuum to the fuel system with a fuel tank isolation valve closed; and indicating leakage on a fuel tank side of the fuel system based on the first fuel system pressure and a second fuel system pressure following applying a vacuum to the fuel system with the fuel tank isolation valve open. In this way, an ELCM with a single reference orifice may be used to perform a leak test with two different thresholds for leak detection. This may allow vehicles currently in production to meet future emissions standards without costly upgrades to the ELCM. | 2015-07-16 |
20150198124 | Asymmetrical Orifice for Bypass Control - An asymmetrical orifice for bypass control in a clean fuel module may include a body having first and second end surfaces and an inner surface defining a bore through the body extending from a first opening through the first end surface to a second opening through the second end surface. The first opening has a first opening inner diameter and the second opening has a second opening inner diameter that is less than the first opening inner diameter. The asymmetrical orifice also includes a flow control contour in the second end surface surrounding the second opening of the bore. The configuration may give the asymmetrical orifice a first discharge coefficient for fluid flowing from the first opening to the second opening that is greater than a second discharge coefficient for fluid flowing in a second direction from the second opening to the first opening | 2015-07-16 |
20150198125 | FUEL-FILTER MALFUNCTION DETECTION DEVICE - A fuel-filter malfunction detection device detects a clogging of a fuel filter when specified conditions are satisfied. In a clogging detection, a command discharge quantity to a high-pressure pump is increased more than a total of a fuel injection quantity and a leakage of the fuel supply system while a pressure-reducing valve is closed. When the fuel filter is clogged, a discharge quantity of the high-pressure pump is decreased relative to the command discharge quantity and a differential pressure is generated between an estimated common-rail pressure and an actual common-rail pressure. When an integrated moving average of the averages of the differential pressure is greater than or equal to a specified value, an ECU determines that the fuel filter has a malfunction. Then, a malfunction flag is turned ON. | 2015-07-16 |
20150198126 | VALVE ASSEMBLY - An inlet valve assembly for a high-pressure fuel pump is disclosed. The inlet valve assembly comprises an inlet valve member moveable between open and closed positions to control the fuel flow from a source of low-pressure fuel to a pumping chamber of the fuel pump, a first biasing spring arranged to apply a first force to the valve member in an opening direction, a second biasing spring arranged to apply a second force to the valve member in a closing direction, and an actuator arrangement operable to remove the first force from the valve member, thereby to allow the valve member to move into its closed position. | 2015-07-16 |
20150198127 | VALVE ASSEMBLY AND FLUID INJECTOR FOR A COMBUSTION ENGINE - A valve assembly for a fluid injector for an internal combustion engine includes a valve body with a valve recess, a central longitudinal axis, and a first axial end and a second axial end with respect to the central longitudinal axis. A valve needle is axially moveable within the valve recess with respect to the central longitudinal axis. In concurrence with a seal seat area the valve needle prevents a fluid flow through at least one flow hole in its closing position and otherwise enables it. Furthermore, the injector comprises a sac volume step adjacent to the seal seat area forming a part of an inner surface of a wall of the valve body and a sac volume being designed as one end of the valve recess and being limited by a further part of the inner surface of the wall of the valve body. | 2015-07-16 |
20150198128 | Fuel Rail Assembly - A fuel rail assembly for a combustion engine includes a fuel rail, a plurality of fuel injector cups arranged and configured to face a cylinder head of a combustion engine and being hydraulically and mechanically coupled to the fuel rail directly or via pipe elements, and at least one support element configured to be fixedly coupled to the cylinder head. The at least one support element is fixedly coupled to two of the injector cups or to two of the pipe elements being coupled to the injector cups. | 2015-07-16 |
20150198129 | WORK APPARATUS AND METHOD FOR DETERMINING THE STARTING CONDITIONS THEREOF - A work apparatus has an internal combustion engine and a starter device for starting the engine. Within a housing of the work apparatus, a first electrical component is arranged at a first location and a second electrical component is arranged at a second location. A control unit is provided which is connected to the first electrical component and to the second electrical component. The control unit detects a first temperature-dependent value of the first electrical component at the first location, and a second temperature-dependent value of the second electrical component at the second location, and identifies the starting conditions as a function of these values. The first electrical component is a first actuator and the second electrical component is a second actuator or a sensor. | 2015-07-16 |
20150198130 | ELECTRICAL APPARATUS - An aircraft electrical apparatus includes an engine starter motor control unit configured to provide an AC input voltage to a transformer rectifier unit. The apparatus includes a transformer rectifier unit for supplying power to an aircraft DC supply bus. The engine starter motor control unit provides the AC input voltage to the transformer rectifier unit. | 2015-07-16 |
20150198131 | ANTI-KICKBACK CLUTCH FOR STARTER GEAR - In a permanently engaged starter system ( | 2015-07-16 |
20150198132 | DEVICE FOR HEATING AT LEAST ONE COMPONENT, IN PARTICULAR AN INTERNAL COMBUSTION ENGINE OF A VEHICLE | 2015-07-16 |
20150198133 | ENGINE COOLANT TEMPERATURE REGULATION APPARATUS AND METHOD - A standby system includes a pump, a heater, a sensor, and a controller. The pump is fluidly coupled to a power source and configured to convey a coolant therethrough. The heater is thermally coupled to the coolant and configured to impart an amount of heat into the coolant. The sensor is thermally coupled to the coolant. The controller is operatively coupled to the heater and the sensor. The controller configured to receive a plurality of signals over time from the sensor, determine a temperature profile based on the plurality of signals, compare the temperature profile to a predetermined temperature profile, modulate the heater to increase the amount of heat in response to the temperature profile being relatively more shallow than the predetermined temperature profile, and modulate the heater to decrease the amount of heat in response to the temperature profile being relatively steeper than the predetermined temperature profile. | 2015-07-16 |
20150198134 | LASER IGNITION SYSTEM BASED DIAGNOSTICS - Methods and systems are provided for using an engine laser ignition system to perform a visual inspection of an engine and diagnose various cylinder components and conditions based on engine positional measurements. Laser pulses may be emitted at a lower power level during an intake and/or exhaust stroke to illuminate a cylinder interior while a photodetector captures images of the cylinder interior. Additionally, laser pulses may be emitted at a higher power level to initiate cylinder combustion while the photodetector captures images of the cylinder interior using the light generated during cylinder combustion. | 2015-07-16 |
20150198135 | LASER IGNITION SYSTEM BASED DIAGNOSTICS - Methods and systems are provided for using an engine laser ignition system to perform a visual inspection of an engine and diagnose various cylinder components and conditions based on engine positional measurements. Laser pulses may be emitted at a lower power level during an intake and/or exhaust stroke to illuminate a cylinder interior while a photodetector captures images of the cylinder interior. Additionally, laser pulses may be emitted at a higher power level to initiate cylinder combustion while the photodetector captures images of the cylinder interior using the light generated during cylinder combustion. | 2015-07-16 |
20150198136 | LASER IGNITION SYSTEM BASED DIAGNOSTICS - Methods and systems are provided for using an engine laser ignition system to perform a visual inspection of an engine and diagnose various cylinder components and conditions based on engine positional measurements. Laser pulses may be emitted at a lower power level during an intake and/or exhaust stroke to illuminate a cylinder interior while a photodetector captures images of the cylinder interior. Additionally, laser pulses may be emitted at a higher power level to initiate cylinder combustion while the photodetector captures images of the cylinder interior using the light generated during cylinder combustion. | 2015-07-16 |
20150198137 | HYDRODYNAMIC ENERGY GENERATION SYSTEM - The hydrodynamic energy generation system includes a vertically aligned housing comprising a hollow interior and an opening at a top, wherein the housing is at least partially submerged in a body of water, a valve coupled to a top of the housing for regulating an amount of water that enters the opening, wherein the valve is located at or under a water line, a water wheel located below the valve and within the housing, wherein the water wheel is mechanically coupled to a generator that produces electrical power when the water wheel is moved by water that falls into the housing, a reservoir for holding the water that has travelled via the water wheel, and at least one pump for jettisoning water from the reservoir, wherein a predefined amount of water is maintained in the reservoir so as to substantially eliminate buoyancy forces on the system. | 2015-07-16 |
20150198138 | HYDRODYNAMIC ENERGY GENERATION SYSTEM WITH ENERGY RECOVERY AND LEVERING SUBSYSTEM - The hydrodynamic energy generation system includes a vertically aligned housing comprising a hollow interior and an opening at a top, wherein the housing is at least partially submerged in a body of water, a valve coupled to a top of the housing for regulating an amount of water that enters the opening at the top and falls into the housing, wherein the valve is located under a water line, a water wheel coupled to a generator that produces electrical power when the water wheel is moved by water that falls into the housing, a reservoir located below the water wheel for holding water, a pump for removing water from the reservoir, and a water jet for receiving water from the pump and jettisoning water towards the water wheel, so as to move the water wheel and cause the generator to produce electrical power. | 2015-07-16 |
20150198139 | ADAPTIVE HYDROKINETIC ENERGY HARVESTING SYSTEM - An adaptive system for harvesting hydrokinetic energy from flowing fluid uses a hydrofoil-type vane in a flow-way and an electrical power generator to convert torque generated by the oscillating vane to electrical current. The generator may be electromagnetic or piezoelectric. The system includes a control module that measures the oscillation of the vane, the generated torque, or the characteristics of the generated current, and modifies the resistance of the vane or the conversion of the electrical current in response to changes therein. Some systems include a frame that can be anchored in a body of water. Some systems are portable and provide illumination. Some systems are adapted for use as hiking or camping gear and may be inserted into stream beds or used as walking sticks. Some systems are in-line devices. Some systems are adapted as fishing lures. | 2015-07-16 |
20150198140 | Methods for Transporting Wind Turbine Blades - A system for transporting wind turbine blades includes a first support structure for supporting a cylindrical root section of a first wind turbine blade and a second support structure aligned with and spaced from the first support structure for supporting a tip section of the first wind turbine blade. A third support structure is included for supporting a tip section of a second wind turbine blade. A fourth support structure is spaced from and aligned with the third support structure for supporting a cylindrical root section of the second wind turbine blade. The first and second wind turbine blades extend with an edge-vertical orientation in opposing directions such that a tip of the first wind turbine blade is disposed horizontally adjacent the cylindrical root section of the second wind turbine blade and a tip of the second wind turbine blade is disposed horizontally adjacent the cylindrical root section of the first wind turbine blade. | 2015-07-16 |
20150198141 | WIND TURBINE BLADE - A wind turbine blade comprising a fairing with a rigid structural component ( | 2015-07-16 |
20150198142 | SEGMENTED ROTOR HUB - The invention relates to a segmented rotor hub for wind turbines, particularly, having an aerodynamic profile on its front side and having a completely open end on the side configured to receive one end of the circumference of a generator rotor, hereinafter referred to as a rear end. The rotor hub comprises plurality of hub segments. | 2015-07-16 |
20150198143 | Capture Device and Method for Wind and Water Power Generation - The present invention relates to the field of energy generation. More specifically, it concerns a capture device and method which replaces and improves upon blades typically used for harnessing wind or water for power generation. The capture device is capable of efficient operation in a range of environmental conditions. | 2015-07-16 |
20150198144 | METHOD OF AUTOMATICALLY CALCULATING POWER CURVE LIMIT FOR POWER CURVE MONITORING OF WIND TURBINE - The present invention provides a method of automatically calculating a power curve limit for the power curve monitoring of a wind turbine that may set an optimal power curve limit by automatically calculating a power curve limit for power curve monitoring even if wind speed-power data measured at a wind turbine includes a large amount of abnormal data in addition to normal data. To this end, the present invention includes: classifying, by an input data classifying unit, the input data on wind power generation through a variable speed bin; calculating, by a power calculating unit, a power average value and standard deviation for each bin for the classified input data; estimating, by a power curve estimating unit, a power curve for the calculated power average value for each bin; searching for, by a limit searching unit, an accurate power curve limit while moving the estimated power curve; and setting, by a data extracting unit, the data included in the accurate power curve limit as new input data. | 2015-07-16 |
20150198145 | METHOD FOR CONTROLLING AN ELECTRIC GENERATOR - The invention relates to a method for controlling a generator of electric energy that is connected to an electrical supply grid on a grid connection point, comprising the following steps: feeding electrical power into the electrical supply grid, whereby the generator is operated in a first operating point, interrupting the feeding so that no power is fed into the supply grid if a fault in the electrical supply grid or a fault of the feeding into the electrical supply grid exists or is displayed, resuming the feeding so that electrical power is again fed into the supply grid, whereby the generator resumes the feeding in a second operating point or is gradually increased in said second operating point, and the second operating point is designed in such a way that it feeds into the supply grid with a higher stability reserve than the first operating point. | 2015-07-16 |
20150198146 | Vertical Axis Wind Turbine - A turbine assembly is provided. The turbine assembly includes a plurality of sails and a generator assembly configured to convert rotation thereabout to power. A brake assembly may be provided. The brake assembly may include a magnet assembly that rotates with rotation of the plurality of sails, a conducting plate initially spaced-apart from the magnet assembly, and an actuator for translating the conducting plate relative to the magnet assembly during rotation thereof to thereby induce eddy currents that create a magnetic field acting on the conducting plate to impart a retarding force to control the rotational speed thereof. A control module is configured to control the actuator to adjust the spacing between the magnet assembly and the conducting plate in order to maintain the turbine assembly at a predetermined speed. | 2015-07-16 |
20150198147 | FUEL CELL INCORPORATING WIND POWER GENERATING DEVICE - A fuel cell incorporating a wind power generating device includes a fuel cell stack, a gas input unit and a wind power generating device. The gas input unit, configured to provide an input gas, includes a gas diffusion path and an inlet. The cell stack is connected to an end of the gas diffusion path. The inlet is disposed on another end of the gas diffusion path. The wind power generating device includes at least one first fan and a first electric generator. The at least one first fan is disposed in the gas diffusion path and is actuated by the input gas to drive the electric generator for generating electricity from wind power. | 2015-07-16 |
20150198148 | METHOD OF CONSTRUCTING A WIND TURBINE AND BOTTOM TOWER SECTION OF WIND TURBINE - Method of constructing a wind turbine comprising a tower with a bottom section hosing electric equipment, which is built in the bottom tower section before the bottom tower section is positioned on a foundation. Prefabricated bottom tower section for a wind turbine comprising electric equipment, e.g., positioned on two or more floors. | 2015-07-16 |
20150198149 | AERODYNAMIC PRESSURE PULSATION DAMPENER - A pressure pulse dampener for a compressor system is disclosed herein. The pulse dampener includes a housing having inlet passageway and an outlet passageway. A radially expanding annular passageway is formed downstream of the fluid inlet. A toroidal passageway is formed downstream of the annular passageway, the toroidal passageway being configured to direct fluid in a generally circumferential path around the central body. A connecting passageway is formed through the central body to provide fluid communication between the toroidal passageway and the fluid outlet. | 2015-07-16 |
20150198150 | INTEGRAL RESONATORS FOR ROOTS-TYPE SUPERCHARGER - A compressor assembly for an intake system includes: a monolithic housing; a first resonator section formed in the monolithic housing, the first resonator section defining two or more volumes configured to attenuate noise associated with fluid flowing through the monolithic housing; a compressor section formed in the monolithic housing, the compressor section including a compressor configured to compress the fluid flowing through the monolithic housing; and a second resonator section formed in the monolithic housing, the second resonator section defining two or more volumes configured to attenuate noise associated with the fluid flowing through the monolithic housing. | 2015-07-16 |
20150198151 | MICROPUMP - There is provided a micropump, including: a substrate; a pressure chamber formed in the substrate; and a connecting flow channel connected to the pressure chamber and extended in a vertical direction with respect to a radial direction of the pressure chamber. | 2015-07-16 |
20150198152 | PERISTALTIC HOSE PUMP - A method for generating a flow by a peristaltic hose pump, a generated fluid pressure being limited to 500 mbar and being achieved and maintained without a pressure measurement during operation of the pump. A length of a flexible and elastic pump segment of a hose is adjusted such that, while a roller wheel is stationary, and while the segment is guided under tension around the roller wheel, and when applying a fluid pressure in the range from 10 to 400 mbar to one end of the pump segment, a backflow leakage in the opposite direction to the direction of rotation of the roller wheel is created, and a flow of the fluid of at least 0.01 l/min through the pump segment is obtained, taking into account the backflow leakage. The distance of fixing points of each end of the pump segment to the roller wheel rotation axis is fixed. | 2015-07-16 |
20150198153 | HIGH PRESSURE, HIGH FLOW RATE PERISTALTIC PUMP AND TUBING ASSEMBLY - 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. | 2015-07-16 |
20150198154 | VIBRATION-REDUCING STRUCTURE FOR COMPRESSING DIAPHRAGM PUMP - A vibration-reducing method for reducing vibrations and vibration noise in a compressing diaphragm pump includes the step of disposing a vibration-reducing unit between the pump head body and a diaphragm membrane to reduce a length of the moment arm, and therefore of the torque, generated upon up and down movement of the diaphragm membrane during pumping. | 2015-07-16 |
20150198155 | VIBRATION-REDUCING STRUCTURE FOR COMPRESSING DIAPHRAGM PUMP - A vibration-reducing structure for compressing diaphragm pump features a pump head body and a diaphragm membrane. The pump head body includes three operating holes and a first curved vibration-reducing positioning structure circumferentially disposed around the upper side of each operating hole. The diaphragm membrane includes three equivalent piston acting zones and second curved vibration-reducing position structures situated at positions corresponding to the positions of the first curved vibration-reducing positioning structures. The first positioning structures in the pump head body, which may be grooves, slots, perforations, or protrusions, mate with the corresponding second positioning structures in the diaphragm membrane to reduce the moment arm generated during pumping by movement of the diaphragm membrane, which may be protrusions, grooves, slots, or perforations, thereby generating less torque to decrease the strength of vibrations and vibration noise. | 2015-07-16 |
20150198156 | CONTROL RING FOR A HYDROSTATICAL DEVICE - A control ring is provided for controlling the flow of a pressure medium in a displacement pump. The control ring is centered about a rotational axis, and extends along the rotational axis. The control ring has inner and outer diameters and thereby inner and outer radial surfaces. The control ring further has first and second axial surfaces, wherein the first axial surface has an interface section provided with at least first and second openings. The first and second openings are separated by first and second intermediate sections, and the first and second openings mouth to a corresponding mouthing area provided at either of the inner and outer radial surfaces. | 2015-07-16 |
20150198157 | LIQUID SAMPLE PUMP WITH INTEGRAL SELF-CLEANING FILTER ELEMENT - In combination, a liquid sample pump and an integral self-cleaning filter element will elongate the maintenance interval for the pump which saves on time and labor costs. The filter element itself is small, economical to make and forms an integral part of the liquid sample pump. A flow passageway continuously directs turbulent liquid to the underside of the filter element to sweep debris from the filter element and return such debris to the pipeline. When it is necessary to service the liquid sample pump, it is quick and easy to remove and replace the filter element, which also saves on time and labor costs. A bleed valve assembly allows air to be bled from the sample pump prior to operation, enhancing seal life. An optional muffler assembly excludes insects from the inside of the sample pump, again elongating maintenance intervals. An optional return valve assembly allows unused sample to be returned to the pipeline, thus benefitting the environment. The filter element may be formed from a metal screen or a sintered metal disk. | 2015-07-16 |
20150198158 | DISPLACEMENT PUMP AND A CONTROL RING FOR A DISPLACEMENT PUMP - A control ring for controlling the flow of a pressure medium in a displacement pump is provided. The control extends along a first rotational axis, and includes a first and a second axial surface. The first axial surface has an interface section provided with at least a first and a second opening, which first and second openings are arc shaped and are separated by a first and a second land. The first land is provided with a first tapered groove extending from the first opening into the first land, and having its broader edge in a direction of the first opening and its tip in a direction of the second opening. The first tapered groove extends into the first land such that an angular distance between the first and second openings over the first land is different at different radial distances. | 2015-07-16 |
20150198159 | COMPRESSOR - A compressor includes a discharge housing member, which includes a discharge chamber and an oil separation chamber. The discharge housing member includes a cylindrical wall defining the discharge chamber and the oil separation chamber. The discharge chamber includes a partition that is continuous with and protrudes from the cylindrical wall. The cylindrical wall extends from an upper section of the discharge chamber toward a lower section of the discharge chamber. The cylindrical wall includes a communication hole connecting the discharge chamber to the oil separation chamber. The partition extends from the upper section of the discharge chamber toward the lower section of the discharge chamber and defines a first space and a second space in the discharge chamber. The first space and the second space are connected to each other at least at the lower section of the discharge chamber through a clearance between the partition and the circumferential wall. | 2015-07-16 |
20150198160 | METHOD FOR OPTIMIZING THE CONTROL OF AN ELECTRIC DRIVE - A method for optimizing the regulation of an electric drive for machinery with specific torque behavior which periodically fluctuates significantly between extreme values specific to working points includes the step of implementing a characteristic field. A drive motor is provided for the electric drive with a permanent magnet rotor and a stator with a stator winding. The stator winding is energized with a three-phase alternating current across an inverter. Changes in the number of revolutions of the drive motor and the angle error are minimized by a correction of this phase current and a correction of the angular velocity. The characteristic field for the torque variation which is specific to the machine is implemented in the regulation algorithm of the inverter. | 2015-07-16 |
20150198161 | SCROLL TYPE COMPRESSOR - A scroll type compressor includes a housing, a rotary shaft rotatably supported in the housing and having an eccentric pin projecting from an end of the rotary shaft, a fixed scroll member and a movable scroll member facing the fixed scroll and forming a pair of compression chambers therewith. The scroll type compressor further includes a balancer-integrated bush having an eccentric hole to receive the eccentric pin and disposed between the eccentric pin and the movable scroll. The balancer-integrated bush is configured to receive rotational force from the rotary shaft to cause the movable scroll member to make an orbital movement. An elastic member provided between the rotary shaft and the balancer-integrated bush in an elastically deformed state to always apply a preload to the movable scroll member via the balancer-integrated bush in a direction that increases an orbital radius of the movable scroll member. | 2015-07-16 |
20150198162 | PUMP FOR PUMPING MOLTEN METAL WITH REDUCED DROSS FORMATION IN A BATH OF MOLTEN METAL - A pump for pumping molten metal includes a refractory base that can be submerged in a bath of molten metal. A refractory shaft sleeve has upper and lower end portions and is fastened to the base at the lower end portion. The shaft sleeve is enclosed at the upper end portion and includes openings at a lower end portion. The base includes an impeller chamber that is in fluid communication with the shaft sleeve and includes an outlet from the impeller chamber. The pump includes a motor. A refractory shaft extends in the shaft sleeve and is connected to the motor. A refractory impeller is connected to the shaft and is rotatable in the impeller chamber of the base. A gas source flows gas comprising inert gas into the shaft sleeve under pressure. A regulator regulates at least one of flow rate and pressure of the gas so as to avoid cavitation of the pump while outletting the gas through the openings of the shaft sleeve. Also featured is a method of operating a pump for pumping molten metal including regulating at least one of flow rate and pressure of the gas effective to prevent cavitation of the pump while outletting the gas through the openings in the shaft sleeve. | 2015-07-16 |
20150198163 | Turbocharger With Twin Parallel Compressor Impellers And Having Center Housing Features For Conditioning Flow In The Rear Impeller - A turbocharger having twin radial compressor impellers arranged back-to-back has a center housing that conditions flow going into the second (rear) impeller via either a ported shroud for the second impeller or inlet guide vanes for the second impeller. The ported shroud is defined at least in part by the center housing. In the inlet guide vane embodiment, the inlet guide vanes are defined by the center housing. | 2015-07-16 |
20150198164 | ROTARY MACHINE HAVING A VOLUTE ASSEMBLY-BEARING HOUSING JOINT WITH INTERLOCKING TEETH - Various methods and systems are provided for a system for a rotary machine, such as a compressor or turbocharger. In one example, the rotary machine includes a volute assembly and a bearing housing. The volute assembly has a first connector that is configured to interlock with a second connector of the bearing housing. The first and second connectors are configured to engage to a greater extent through relative rotation between the volute assembly and the bearing housing. | 2015-07-16 |
20150198165 | ELECTRIC FAN - An electric fan, for cooling a heat exchanger of a motor vehicle, has an electric motor including a rotor and a stator, and an axial impeller including a central hub from which a plurality of blades extends. The hub is connected to the rotor at a number of connecting points. At each connecting point, the hub of the impeller is connected to the rotor by means of a respective connecting device including a resilient vibration damper. | 2015-07-16 |
20150198166 | FAN - A blower fan includes a heat source contact portion. A side wall portion includes a tongue portion. In a plan view, The heat source contact portion is arranged to cover a portion of a region surrounded by a third imaginary straight line tangent to an outer circumferential surface of a blade support portion and extending in parallel with the second imaginary straight line toward the air outlet in the first region, a fourth imaginary straight line tangent to the outer circumferential surface of the blade support portion and extending in parallel with the first imaginary straight line in the third region, the outer circumferential surface of the blade support portion, and the air outlet. | 2015-07-16 |
20150198167 | METHOD FOR CONTROLLING ROTATION SPEED AND ELECTRONIC DEVICE HAVING A VIBRATING FAN MODULE - A method for controlling rotation speed is suitable for an electronic device having a vibrating fan module. The vibrating fan module can generate vibration and output airflow simultaneously. The method for controlling rotation speed includes the following steps. Whether a vibration signal transmitted by the electronic device is received is determined. When the vibration signal is received, a rotation speed of the vibrating fan module is adjusted to a vibration rotation speed. A temperature of the electronic device is sensed. Whether the temperature of the electronic device is greater than or equal to a first preset temperature is determined. When the temperature of the electronic device is greater than or equal to the first preset temperature, the rotation speed of the vibrating fan module is adjusted to a first rotation speed according to the temperature of the electronic device. The first rotation speed is less than the vibration rotation speed. | 2015-07-16 |
20150198168 | Air Pump Capable of Automatic Air Supplements - An air pump capable of automatic air supplements has a housing, a low-pressure blower, a high-pressure blower, a first auto-stop controller, and a second auto-stop controller. The low-pressure blower is used to inflate an inflatable article with low-pressure air and allows the air pump to stop working during inflation automatically. The high-pressure blower is used to inflate an inflatable article with adjustable high pressure air so that the inflatable article can have hardness suitable for a user's need, and allows the air pump to stop working automatically during inflation or to supply air automatically during inflation. The air pump can stop working automatically and can supply air automatically without manual work, and can inflate the inflatable article to the hardness suitable for the user's need conveniently. | 2015-07-16 |
20150198169 | SYNTHETIC JETS IN COMPRESSORS - A synthetic jet for a stationary vane for a turbo-machine is disclosed. The synthetic jet includes a backside cavity and a jet cavity. The jet cavity includes a frontside cavity adjoining the backside cavity and a jet passage extending from a fluid stream interfacing surface of the airfoil towards the frontside cavity. The jet passage is in flow communication with the frontside cavity. The synthetic jet also includes a disk located between the backside cavity and the frontside cavity. The disk includes a cylindrical disk and a coating on each side of the cylindrical disk. The coating is a piezo electric ceramic material. | 2015-07-16 |
20150198170 | SEALING JOINT FOR A COMPRESSOR CASING - A sealing joint for a compressor casing, such as a compressor casing for a centrifugal compressor of a chiller, is provided. The sealing joint may be configured to have a first cover and a second cover. A first mating surface of the first cover may have an inner annular portion surrounding an inner cavity of the sealing joint, and an outer annular portion. The inner annular portion may be positioned between the inner cavity of the compressor casing and the outer annular portion. A sealant may be applied to the sealing joint, and a depth of the sealant on the inner annular portion may be deeper than a depth of the sealant on the outer annular portion. The depth of the sealant on the inner annular portion may help the sealing joint tolerate more elongation range without a sealant failure than a regular casing. | 2015-07-16 |
20150198171 | CAP FOR SUBMERSIBLE PUMP - The cap for suspension of submersible pump with a pressure pipe and a cable with a cover with central axial hole and circular collar, with conical inner surface narrowing towards central hole, and clamping flange with central hole, sealing rubber ring of rubber cross-section installed between conical surface of collar of cover and flat side of flange. Bolts with nuts are installed in coaxial holes of cover for fixation of ring on the outer side of casing pipe of the well. Central hole of clamping flange has diameter smaller than mean diameter of rubber ring, while smaller diameter of conical surface of collar of cover is made with diameter exceeding mean diameter of rubber ring. Increased reliability and durability is provided by elimination of possibility of edge of the flange hole to cut into the rubber ring. | 2015-07-16 |
20150198172 | DOUBLE MECHANICAL SEAL FOR CENTRIFUGAL PUMP - A double mechanical seal assembly for sealing around the shaft of a centrifugal pump, a shaft sleeve that surrounds a portion of the shaft, and has an inner surface with a notch, the notch corresponding to a key on the shaft that engages the notch to transmit torque from the shaft to the shaft sleeve, an annular seal sleeve that surrounds the shaft sleeve and is engaged with the shaft sleeve, and rotating inboard outboard seals, each having a rotating seal face and operably associated. The seal assembly also includes stationary inboard and outboard seals each having a stationary seal face, the stationary seal face of the stationary inboard seal sealingly engaged with the rotating seal face of the rotating inboard seal and the stationary seal face of the stationary outboard seal sealingly engaged with the rotating seal face of the rotating outboard seal. | 2015-07-16 |
20150198173 | Fan Blade With Variable Thickness Composite Cover - A fan blade having an opening on one side exposing one or more cavities, and a composite cover that fits over the opening, is provided. The composite cover has a variable thickness resulting from the layering of cover plies having different shapes, and is designed to achieve a lightweight fan blade having an optimal level of stiffness. | 2015-07-16 |
20150198174 | BLISK - A blisk has a rotor disk part and a circumferential row of blades extending from and integral with the disk part. A plurality of annulus fillers is provided to bridge the gaps between adjacent blades. Each annulus filler has an outer lid which defines an airflow surface for air being drawn through the engine in an axial airflow direction, and an inner support structure which connects to the disk part to support the lid on the blisk. Opposite edges of the lid make respective lines of contact with a suction side of one blade and a pressure side of an adjacent blade. | 2015-07-16 |
20150198175 | Ceiling Fan - A ceiling fan includes a motor, a bracket unit connected fixedly on the motor and including a plurality of angularly spaced-apart blade-installation members, a plurality of blades and a mounting unit. Each blade has a locking segment registered with a respective one of the blade-installation members and a covering wing registered with a respective one of the blade-installation members. The locking segment and the covering wing of each of the blades are registered with two adjacent ones of the blade-installation members. The mounting unit includes a plurality of fastener sets, each securing the locking segment of a respective blade to a corresponding blade-installation member, and having a bottom end that is covered by a corresponding covering wing. | 2015-07-16 |
20150198176 | FAN - A blower fan includes a lower plate portion made of a material having a thermal conductivity of 1.0 W/(m·K) or more, and a side wall portion made of a material having a thermal conductivity of 1.0 W/(m·K) or more. An upper plate portion arranged to cover an upper side of the impeller includes an air inlet. The upper plate portion, the side wall portion, and the lower plate portion are arranged to together define an air outlet on the lateral side of the impeller. The blower fan further includes a heat source contact portion with which a heat source is to be in contact, the heat source contact portion being arranged in a surface of the blower fan which faces away from the impeller. The heat source contact portion and the side wall portion are arranged to at least partially overlap with each other in a plan view. | 2015-07-16 |
20150198177 | IMPELLER FOR AN ELECTRIC FAN - An impeller for an electric fan, has a central hub for connection to the rotor of an electric motor, and from which a plurality of blades extends. The hub is bowl-shaped, with an end wall which is connected to an annular lateral wall, and its end wall has a plurality of slots, spaced apart circumferentially, which are inclined in the same direction with respect to the radial direction. The inner surface of the end wall of the hub has a plurality of ribs protruding from this surface, between the slots, these ribs also being inclined in the same direction with respect to the radial direction and being adapted to serve as inner fan blades. These ribs have at least one substantially transverse cut-out or interruption in a predetermined position. | 2015-07-16 |
20150198178 | CENTRIFUGAL AIR BLOWER - There is provided a centrifugal air blower capable of effectively suppressing noise caused by the shapes of a tongue part and a bell mouth formed in a scroll casing. | 2015-07-16 |
20150198179 | COMPRESSOR SYSTEM WITH PRESSURE PULSATION DAMPENER AND CHECK VALVE - A system is disclosed wherein a pressure pulse dampener is in fluid communication with a compressed fluid. The pulse dampener being operable for reducing pressure pulsations within the fluid. In some embodiments a check valve can be in fluid communication with the pulse dampener to prevent reverse flow of the compressed fluid. | 2015-07-16 |
20150198180 | CEILING FAN - The present disclosure relates, in some embodiments, to ceiling fans. More specifically, the present disclosure relates to ceiling fans that may comprise a body comprising a top cover, a bottom cover, and an internal cavity therebetween. Curvilinear segments of the top cover may contour against curvilinear segments of the bottom cover. Fan blades may be secured between the top cover and the bottom cover, and may extend through a lateral recess of the body. The top cover and the bottom cover may form a body comprising a substantially discoidal or substantially oblate spheroid geometry. | 2015-07-16 |
20150198181 | Concrete Pump System and Method - A pump system/method configured to provide substantially constant flow of concrete, cement, or other material is disclosed. The system integrates a trapezoidal cutting ring and spectacle plate in conjunction with lofted transitional interfaces to the hydraulic pump cylinder rams and output ejection port to ensure that pressurized discharge concrete material is not allowed to be relaxed nor backflow into the material sourcing hopper. The trapezoidal cutting ring is configured to completely seal off the trapezoidal spectacle ports as it smoothly transitions between the hydraulic pump input ports during cycle changes thus generating a more uniform output flow of concrete while eliminating hopper backflow and hydraulic fluid shock. A control system is configured to coordinate operation of the hydraulic pump cylinder rams and cutting ring to ensure that output ejection port pressure and material flow is maintained at a relatively constant level throughout all portions of the pumping cycle. | 2015-07-16 |
20150198182 | ELECTROHYDRAULIC CONTROL VALVE - An electrohydraulic control valve ( | 2015-07-16 |
20150198183 | Failsafe Pilot Supply Selector Valve - A failsafe pilot selector valve may include at least one inlet port, a first outlet port, a second outlet port, and a biasing element. The failsafe pilot selector valve may have a first end position with the at least one inlet port in fluid communication with the first outlet port, a second end position with the at least one inlet port in fluid communication with the first outlet port, and an intermediate position between the first end position and the second end position with the at least one inlet port in fluid communication with the second outlet port. The biasing element may provide a biasing force to move the failsafe pilot selector valve to the first end position. The pilot selector valve can alternately provide pilot fluid to primary and redundant control elements of a redundantly controlled system in fluid communication with the outlet ports. | 2015-07-16 |
20150198184 | FORCE-COMPENSATED MECHANICAL PRESSURE VESSEL FEEDTHROUGH - A mechanical feedthrough for a pressure vessel having an outer wall including a cylinder extending through the outer wall. A piston is positioned within and movable relative to the cylinder to transmit at least one of rotational and axial movement through the outer wall of the pressure vessel. A flange of the piston engages a wall of the cylinder to define first and second pressure cavities on opposing sides of the flange. A first fluid passageway fluidly connects the first pressure cavity with a low pressure side of the outer wall such that low pressure forces acting on the piston are counteracted by low pressure forces acting on the flange. A second fluid passageway fluidly connects the second pressure cavity with a high pressure side of the outer wall such that high pressure forces acting on the piston are counteracted by high pressure forces acting on the flange. | 2015-07-16 |
20150198185 | COMPRESSED GAS ENERGY STORAGE SYSTEM - Embodiments relate generally to energy storage systems, and in particular to energy storage systems using compressed gas as an energy storage medium. In various embodiments, a compressed gas storage system may include a plurality of stages to convert energy into compressed gas for storage, and then to recover that stored energy by gas expansion. In certain embodiments, a stage may comprise a reversible compressor/expander having a reciprocating piston. Pump designs for introducing liquid for heat exchange with the gas, are described. Gas flow valves featuring shroud and/or curtain portions, are also described. | 2015-07-16 |
20150198186 | Inertially Stable Actuator With Telescoping Supply Port - An apparatus for actuating a valve includes an actuator body with a proximal end having a connector for coupling to a valve assembly, and a distal end. A piston assembly having a piston disposed in a piston cylinder is located within the proximal end of the actuator body. A telescoping port assembly extends from the distal end to the piston assembly, the telescoping port assembly having an inner telescoping member and an outer telescoping member. The outer telescoping member has an inner cavity that reciprocatingly receives an end of the inner telescoping member. A bore extends axially through the telescoping port assembly and communicates pressure from a pressure source to the piston cylinder, so that when a pressure media is supplied from the pressure source to the bore, the piston actuates the valve assembly, and the outer telescoping member telescopes outward from the inner telescoping member. | 2015-07-16 |
20150198187 | EROSION-RESISTANT FLUID PRESSURE REDUCTION DEVICE - A fluid pressure reduction device is provided. The fluid pressure reduction device includes a body and a diffuser. The body defines an inlet, an outlet, and a fluid passageway extending between the inlet and the outlet. The body is made of a first material having a first hardness. A seating area is defined within the body. The diffuser is removably coupled to the seating area and disposed within the fluid passageway of the body. The diffuser defines at least one flowpath for reducing a pressure of a fluid flowing through the fluid passageway. The diffuser includes a second material having a second hardness greater than the first hardness of the first material. | 2015-07-16 |
20150198188 | ELEMENT FOR THE CONNECTION OF BUILDING COMPONENTS, PARTICULARLY PANELS AND BEAMS - A connection means for building components is described. | 2015-07-16 |
20150198189 | FIXING STRUCTURE FOR CASING AND METHOD FOR MANUFACTURING THE SAME - A fixing structure for a casing and a method for manufacturing the same are provided. The fixing structure for a casing includes a hollow-core post, a fixing post, and a screwing element. The hollow-core post extends from the casing. The fixing post comprises a fixing segment. The fixing segment is inserted into the hollow-core post and has an inner screw hole. The screwing element is inserted into the casing and screwed to the inner screw hole. Therefore, the fixing structure is conducive to enhancement of the strength of engagement between the hollow-core post and the fixing post. | 2015-07-16 |
20150198190 | ROD-TO-TUBE ADAPTER - A universal rod-to-tube adapter for mounting a rod in a tube holder, wherein the rod-to-tube adapter snugs and rotationally aligns the rod and eliminates rattle and vibration. The rod-to-tube adapter includes both a column centering collar formed as a truncated cone with a central aperture formed therethrough between its base and apex thereof and has resiliently compressible side walls, and a base centering collar formed as a cup with a cross-wise slot is formed in a base thereof, and a plurality of resiliently collapsible semi-rigid centering members extending therefrom adjacent to the base. | 2015-07-16 |
20150198191 | FURNITURE PANEL - A furniture panel is provided, in which a first element and a second element are mechanically locked together. A first tongue is provided at a first edge of the first element, the first tongue cooperating with a first tongue groove provided at a second edge of the second element for locking the first and second elements in a vertical direction, and a second tongue at the second edge of the second element, the second tongue cooperating with a second tongue groove at the first edge of the first element for locking the first and second elements in the vertical direction. A first pair of locking surfaces is provided above the second tongue and the second tongue groove for locking in a horizontal direction, and a second pair of locking surfaces is provided below the first tongue and the first tongue groove for locking in the horizontal direction. | 2015-07-16 |
20150198192 | FIXING DEVICE FOR CRANK SENSOR - A device for crank sensor includes a main body, a screw member, and an expanding member. Therein, the main body has a sensing end and a screw end, with a sensed member disposed on the sensing end and a screw hole disposed on the screw end. The screw member has one end with a thread rod and the other end as a fixing end, with an enlarging section disposed in between. The expanding member is inserted on the thread rod and between the enlarging section and the screw end. User needs only to rotate the main body to adjust the distance between the enlarging section and the screw end for varying the radial dimension of the expanding member, whereby the expanding member is fixed on or removed from the bicycle crank. | 2015-07-16 |
20150198193 | METHOD OF FORMING JOINT FOR INTERCONNECTING ADJACENT ELEMENTS AND JOINT FORMED THEREBY - A method of forming a joint for interconnecting adjacent elements comprises providing a first element defining at least one aperture extending from a first edge to a second edge through a thickness of the first element. The method further comprises mating a second element to the first element with the second element overlaying the at least one aperture of the first element at the second edge thereof such that the second element extends through the at least one aperture perpendicular to the first element with an excess portion of the second element extending beyond the first edge of the first element. Finally, the method comprises compressing the excess portion of the second element such that the second element is continuous across the at least one aperture and adjacent the first and second edges of the first element, thereby interlocking the first and second elements and forming the joint. | 2015-07-16 |
20150198194 | POSITIONING STRUCTURE OF ELECTRICAL PERIPHERAL DEVICE - A positioning structure ( | 2015-07-16 |
20150198195 | OPTICAL MEASUREMENT OF FASTENER PRELOAD - A fastener comprises a head, and a shank having an outer surface and an axially-extending channel in the outer surface. Optically transmissive, strain-sensitive fills the channel. | 2015-07-16 |
20150198196 | Tapping Screw - A tapping screw provides sufficient tightening force even if used with a thin screwed member and tightening target member. The tapping screw ( | 2015-07-16 |
20150198197 | THRUST NUT - A nut main body has a slanted hole with a smaller inner end portion having a plurality of stepped portions of differing height. This gives the slanted hole a differing depth relative to a large-diameter end portion of the slanted hole at a plurality of locations about a circumference of the slanted hole. A plurality of nut segments are slidable within the slanted hole and come into contact with at least one of the stepped portions. The nut segments have screw threads at an inner wall surface. A washer is provided at a large-diameter side of the plurality of nut segments. A bias spring is attached within the nut main body so as to urge the plurality of nut segments towards the small-diameter side of the nut main body with the washer therebetween. A stopper piece holds the bias spring within the nut main body. | 2015-07-16 |
20150198198 | LOCKING NUT FOR TOILET SEAT - A locking nut includes a nut cap, a nut middle, and a slip section. The nut cap includes a series of projections suitable for user engagement for turning and/or holding the locking nut. The nut middle includes a threaded central bore suitable for threaded engagement on a threaded installation bolt, as well as a plurality of ratchet gears on an outer surface where each gear has a respective first slip surface and a first drive surface. The slip section includes a plurality of cantilevered posts having a respective free end, wherein on each post are formed a respective second slip surface and a second drive surface. When the slip section is rotated in a tightening direction, the slip section and the nut middle rotate together until a torque threshold is reached, where the second slip surfaces override the first slip surfaces to limit the applied torque. | 2015-07-16 |
20150198199 | FLEXIBLE PIVOTAL DEVICE FOR MANNEQUIN JOINT - A flexible pivotal device for a mannequin joint is arranged in a lower limb of a mannequin and comprises a female connection member and a male connection member. The female connection member includes a first fixing plate, a first fixing disc and a first engagement member. The first fixing plate has two installation holes. The male connection member is coupled to the female connection member and includes a second fixing disc; a connection element having two sleeves respectively inserted through two installation holes and moveable thereinside, and a second engagement member engaged with the first engagement member; and a second fixing plate arranged between the second fixing disc and the connection element, locked to the second fixing disc, and having two hooks respectively coupled to two elastic elements arranged inside the sleeves. The sleeves can be pulled away from the second fixing plate to a certain degree. | 2015-07-16 |