Abstract: The invention relates to a fuel injection system, in particular a common rail injection system, in which fuel is conducted from a distributor pipe via high-pressure lines to injectors, by means of which the fuel can be injected during an injection cycle with a number of injection pulses, wherein each of the high-pressure lines is provided with at least one damping device for damping pressure pulsations. In order to simplify the production of the damping device, the damping device has a pipe, in which a core that is held at a distance via spacers so as to form an annular gap is provided.

Abstract: An adjustable air-powered starter motor that provides a plurality of different operational configurations. The air-powered starter motor includes a motor housing assembly that houses at least a portion of a rotary actuator assembly, and which may be connected to a cover assembly. The motor housing may be selectively attached to a mounting structure along first or second sides of the motor housing. Additionally, the motor housing may be attached to the mounting structure at a plurality of different angular orientations. The motor housing further includes an air inlet having first and second air inlet ports that are positioned on opposite sides of the motor housing, and an air outlet port that is positioned along a lateral axis that is generally parallel to, and offset from, a lateral axis of the inlet port. A mounting pin may align and interconnect the motor housing and rotary actuator assembly at each operational configuration.

Abstract: Apparatuses, methods, and systems for conditionally re-starting an internal combustion engine are disclosed. Certain exemplary embodiments evaluate information associated with a temperature of an accessory of an internal combustion engine and conditionally re-start the internal combustion engine after an engine shutdown based at least in part upon said information and a determination that a post-engine-shutdown temperature of the engine accessory would exceed a predetermined criterion. In certain embodiments the accessory includes a component of a turbocharger. In certain embodiments the accessory includes a component of an exhaust aftertreatment system.

Abstract: A vehicle includes an engine, electrical loads, and at least one controller. While the engine is on, the controller calculates the change in current demand of the electrical loads expected from turning the engine off. The decision to command the engine off is then based on the expected change in current demand. Electrical loads that will change state from on to off when the engine is turned off will increase the expected change in current demand. Electrical loads that will change state from off to on when the engine is turned off will decrease the expected change in current demand. Operating conditions associated with the electrical loads, such as operating voltage, temperature, and speed, may affect the expected change in current demand.

Abstract: An ignition coil apparatus for high-frequency discharge includes: a primary coil that generates and accumulates a flux; a secondary coil that is magnetically coupled to the primary coil so as to generate a predetermined high voltage when energy of the accumulated flux is released and connected at one end to a high-voltage terminal used to supply energy to an external apparatus; a capacitor that is connected to the high-voltage terminal and prevents passing of the high voltage; and an inductor that, together with the capacitor, allows passing of a predetermined frequency component alone. The primary coil, the secondary coil, the capacitor, and the inductor are installed within a same package.

Abstract: Aspects of the invention are directed to a single chip igniter such that it is possible to realize a reduction in operating voltage, an increase in noise tolerance, a reduction in size, and a reduction in cost. By reducing the gate threshold voltage of a MOS transistor, and reducing the operating voltages of a current limiter circuit, an overheat detector circuit, a timer circuit, an overvoltage protection circuit, an input hysteresis circuit, and the like, it is possible to reduce the operating voltage of a single chip igniter. In some aspects of the invention, the effective gate voltage of the MOS transistor is 1V or more, and the channel length of the MOS transistor is 4 ?m or less. Also, in some aspects of the invention, the thickness of a gate oxide film of the MOS transistor is 5 nm or more, 25 nm or less.

Abstract: The present invention aims at effectively improving a propagation speed of a flame utilizing an electromagnetic wave in an internal combustion engine that promotes combustion of an air fuel mixture utilizing the electromagnetic wave. The present invention is directed to an internal combustion engine including: an internal combustion engine main body formed with a combustion chamber; and an ignition device that ignites the air fuel mixture in the combustion chamber, wherein combustion cycles, in which the ignition device ignites and combusts the air fuel mixture, are repeated.

Abstract: A motion device power generating system; a specially designed alternative energy source that, via a manually operated generator system, seeks to provide power free of fossil fuels and strain on the power grid.

Abstract: A method for converting the energy of water waves into electricity by means of a wave power plant, which comprises a floating body (1), a rotator (3) which is supported on the body and rotates around a rotator shaft (2) which is on average vertical, a gyro (5) which rotates around a gyro shaft (4) which is on average horizontal, the gyro and the gyro shaft rotating with the rotator around the rotator shaft (2), and at least one generator (6), which is connected to rotate together with the gyro or the rotator. By means of the rotator's mass (M) is produced a moment rotating the rotator on the one hand by means of the inclination moment generated by the inclination of the body and gravitation, and on the other hand by means of the acceleration moment generated by the horizontal acceleration of the rotator shaft (2). The inclination and acceleration are caused by directing the internal flows of the wave at the submerged part of the body (1).

Abstract: A system and method for a piezoelectric-based vertical axis wind turbine (VAWT) are disclosed. The piezoelectric-based VAWT may generate electricity in response to a deformation (e.g., a stretching or bending) of piezoelectric material. For example, the piezoelectric material may be included on or within a wind turbine blade. The wind turbine blade may be struck by an object or may hit an object. Such an action may cause the wind turbine blade to vibrate and subsequently cause the piezoelectric material to deform and generate electricity.

Abstract: Systems and methods for increasing the power output of wind turbines in a wind farm are disclosed. In particular, a wind farm can include first and second doubly fed induction generator wind turbine systems. The rotational rotor speed of the first wind turbine system can be regulated at reduced wind speeds based at least in part on data indicative of rotor voltage to increase power output of a doubly fed induction generator. The rotor speed can be regulated such that the rotor voltage does not exceed a voltage threshold. The power output of the first wind turbine system can be further increased by reducing its reactive power output. The reduced reactive power output of the first wind turbine system can be compensated for by an increased reactive power output of the second wind turbine system.

Abstract: An arrangement to measure deflection of a blade of a wind turbine is provided. A transmitter is arranged close to the tip end of the blade, while a receiver is arranged close to the root end of the blade. The transmitter and receiver are prepared for a wireless transfer of a monitoring signal, which is sent from the transmitter to the receiver. A monitoring system is arranged close to the root end of the blade. The monitoring system is adapted to generate the monitoring signal. The monitoring system is connected with the transmitter by a cable-bound communication line, thus the monitoring signal is transferred from the monitoring system to the transmitter. The monitoring system is connected with the receiver, thus the monitoring signal is transferred from the receiver to the monitoring system. The monitoring system is adapted to determine the deflection of the blade based on the transferred monitoring signal.

Abstract: In an embodiment of the invention, a non-rotating wind energy generator uses the fluid flow principles of vortex shedding and transverse galloping to generate oscillatory motion of a beam, and alternators, optionally located near both ends of the beam, generate electrical power when the beam is in motion.

Abstract: A method of using a bagged power generation system comprising windbags and water-bags for harnessing wind and water power to produce electricity to meet the escalating energy needs of mankind. Windbags integrated with aerodynamically shaped inflatable bodies filled with lighter-than-air gas: HAV, UAV, airplanes; enabling the apparatus to attain high altitude to capture and entrap high velocity wind. Water-bags integrated with hydrodynamic shaped bodies HUV, UUV, Submarine-boats; enabling the apparatus to dive, capture and entrap swift moving tidal-currents. Attached tether-lines pulling on the rotating reel-drums and generators to produce electricity. Active control surfaces, turbo-fans, propellers provide precision control of the apparatus. A system configured to maximize fluids capture, retention and optimized extraction of its kinetic energy.

Abstract: A turning device to rotate the rotatable part of a wind turbine that comprises a stationary part and a rotatable part is described. The rotatable part is rotatable with respect to the stationary part of the wind turbine, and the stationary part is located within a nacelle, wherein the nacelle is at least partially enclosed by a housing. The turning device comprises a first lever and a second lever that is detachably attached to the rotatable part of the wind turbine. The first lever and the second lever reach from inside the housing of the nacelle through an opening to the outside of the nacelle, so that the drive is located outside of the housing of the nacelle, when the turning device is attached to the wind turbine.

Abstract: A turbine power plant is disclosed for generating electrical energy from a fluid flow, comprising a gondola rotatably mounted on a pedestal, particularly a tower, comprising a drivetrain, designed for converting the energy applied to the rotor into electrical energy by a rotor driven by the fluid flow and by means of functional components designed for supporting the rotor and/or for supporting the gearbox and/or for converting energy. At least one of the functional components listed above has an operationally fixed connection for transmitting static and dynamic loads from the drivetrain to the tower.

Abstract: A method of detecting a fault mode of a sensor is provided. The sensor may be, for example, a bending moment sensor and may sense a bending moment of a blade on a wind turbine generator (WTG). The method includes comparing data output by a first sensor with reference data indicating what is expected to be output by the first sensor to produce a first comparison result and comparing data output by the first sensor with data output by a second sensor to produce a second comparison result. A determination of whether the first sensor has entered a fault mode is made based at least in part on the first and second comparison results.

Abstract: A low power hall thruster is provided that is effective for micro-spacecrafts and nano-spacecrafts as well as mini-spacecrafts. The hall thruster comprises a co-axial acceleration channel capable of being applied with predominantly-radial magnetic field and a co-axial anode within a cavity capable of being applied with substantially longitudinal magnetic field. A cathode-compensator is placed beyond the acceleration channel and magnetic system is provided capable of generating the radial magnetic field within the co-axial acceleration channel and the longitudinal magnetic field within the co-axial anode. An electrically isolated gas distributor is also provided.

Abstract: A novel changeover mechanism for a compressed air driven double diaphragm pump comprises a shaft slidably mounted through aligned apertures in opposing surfaces of the twin diaphragm chambers. At the center of the shaft between the two diaphragm chambers is provided an annular notch in to which is located an arm extending from a U shaped frame. The U shaped frame is pivotally mounted atop a valve plate which includes multiple ports.

Abstract: A high pressure osmotic dispense pump (10) having a substantially continuous delivery rate and extended delivery times is described and disclosed. The dispense pump (10) includes a semi-permeable membrane (12) which is substantially free of distortions and lateral stretching stresses. The membrane housing (14) and configuration of the present invention allows for consistent and accurate flow rates at the micro-liter level and improved control of the surface area of the semi-permeable membrane (12). This osmotic pump (10) also includes optional methods for activating and deactivating the osmotic process and/or controlling flow rates. Along with these features, the pump can be amplified or modulated to increase the dispense rate and/or adjust the flow rate during operation.

Abstract: A compressor system and method for the isothermal compression of industrial gases includes a compression cylinder into which an industrial gas having impurities can be introduced and compressed via a displacement fluid, and an expansion space for the desorption of impurities from at least part of the displacement fluid after the displacement fluid sorbs impurities from the gas during compression in the compression cylinder. The displacement fluid may compress the gas and sorb contaminants from the gas, and following the compression, at least a portion of the displacement fluid may be conducted to an expansion chamber to desorb the impurities from the fluid and remove the impurities from the system.

Abstract: A micropump has a tube unit including a tube and a plurality of fingers, and a control unit including a cam. The tube unit is coupled to the control unit. The control unit encases the tube unit.

Abstract: A diaphragm for the compression stage of a compressor includes least one set of through passages extending between two mutually opposite faces of the diaphragm, so as to create a flow of gas between the opposite faces depending on a pressure difference prevailing on either side of the diaphragm.

Abstract: An output shaft and arms are installed inside a cylinder. Pistons that are formed in an arc shape and rotatably connected to the arms slide and are displaced in the circumferential direction of the cylinder inside the cylinder. Inside the cylinder, a first pressure chamber on the arm side and second pressure chambers on the piston head portion side are provided. Third pressure chambers are provided on both sides of the cylinder. A pressure medium is supplied to one of the first pressure chamber and the second pressure chamber and discharged from the other, and the output shaft pivots in a rotational direction. When the pressure medium is supplied to the second pressure chambers, the pressure medium is also supplied to the third pressure chambers.

Abstract: A compressor includes a compression mechanism and a drive shaft having an oil supply hole opened through an outer peripheral surface of the drive shaft to supply oil to a bearing surface of the drive shaft. An oil discharge passage communicating with the oil supply hole is formed by a flat surface or a recessed surface at a portion of the outer peripheral surface of the drive shaft. A trailing edge of the oil discharge passage is displaced behind a trailing edge of the oil supply hole with respect to a rotation direction of the drive shaft. A leading edge of the oil discharge passage is displaced behind a leading edge of the oil supply hole with respect to the rotation direction of the drive shaft. The oil discharge passage has a width that is no larger than a diameter of the oil supply hole.

Abstract: A rotary compressor including a housing that defines an inlet, a low pressure chamber, an outlet, and a high pressure chamber defining a high pressure lubricant sump. A drive shaft passes through the housing and a compression element is coupled to the drive shaft between the low pressure chamber and the high pressure chamber. A first path connects the high pressure lubricant sump to the low pressure chamber such that lubricant flows through the first path from the high pressure lubricant sump to the low pressure chamber. A low pressure lubricant sump is positioned within the low pressure chamber and includes a movable gate movable from a closed position to an open position in response to a hydrostatic pressure of the lubricant within the low pressure lubricant sump. A second path connects a lubricant separator and the low pressure lubricant sump.

Abstract: A linear pump and motor system includes a motor, rotary-to-linear mechanism, pressure compensation device (PCD), and gas mitigation assembly. The rotary-to-linear mechanism may translate rotation of a motor into linear motion to provide a pumping action. A PCD may minimize a pressure differential between lubrication fluids and external fluids. A gas mitigation assembly may provide a mechanism that mechanically opens a valve. In some embodiments, a PCD may be utilized separately from the linear pump. In some embodiments, a gas mitigation assembly may be utilized separately from the linear pump.

Abstract: A fan assembly including a housing, a supporting member, a driving device and a passive impeller. The supporting member is disposed in the housing, and the driving device is disposed on the supporting member. The passive impeller includes a first hub and a plurality of first passive blades encircling the first hub. The active impeller includes a second hub and a plurality of active blades encircling the second hub and actuated to rotate by the driving device. In an axial direction, the first hub is disposed between the driving device and the second hub, and through rotation of the active impeller, airflow is produced which actuates the passive impeller to rotate.

Abstract: A cross-flow fan includes a disc-shaped or circular annular support plate, plural blades extending in a lengthwise direction from the support plate, and an auxiliary ring. The auxiliary ring has a ring portion that is positioned on a lengthwise direction intermediate section of the plural blades and is disposed on an outside of outer ends of the plural blades, and plural connection portions that extend from the ring portion as far as spaces between adjacent blades of the plural blades and are joined to the blades in the spaces between adjacent blades.

Abstract: A fan, with fan blades, especially used for the cooling of a motor vehicle, with the fan blades being fixed to a fan hub. In spite of being made of only a small amount of material, the fan is highly resistant to the flow conditions in the motor vehicle, each fan blade being bent rearwards at an angle in the direction of a blade root, an angled region of the fan blade being at least partially bent downwards towards the fan hub.

Abstract: A centrifugal blower provided with a spiral shaped scroll chamber where a bottom part of the scroll chamber gradually expands downward in the axial direction of the fan well along with expansion of the spiral and where a flow area gradually expands toward an air outlet from a spiral start part of the casing, the centrifugal blower having an initial slant angle ?0 at the spiral start part of the bottom part of the scroll chamber of a range of angle of 5.2° to 27.5° or setting a backflow prevention rib at the fan outlet.

Abstract: The invention relates to a centrifugal pump (1) that has a suction-side inlet (3) and at least one pressure-side outlet (4), wherein a rotatably mounted impeller (5) for pumping a pump medium from the inlet (3) to the outlet (4) and an impeller seat (10) are arranged in the pump housing (2). In order to achieve a high degree of sealing and a long service life, the impeller seat (10) is formed in a ring-shaped impeller protector (8) which is made from a corrosion-resistant material and is received in the pump housing (2), wherein an insertion region (7) of the impeller (5) is radially surrounded by the impeller protector (8). This impeller protector (8) protects the coating against damage to the impeller (5) in the impeller seat (10).

Abstract: A system includes at least one inducer including a flow passage configured to guide a fluid flow into a cavity defined by a casing and rotor of a gas turbine engine, the flow passage includes an inlet configured to receive the fluid flow from a compressor diffuser of the gas turbine engine, and an outlet configured to discharge the fluid flow into the cavity. The at least one inducer is configured to be disposed within the gas turbine engine so that the second outlet is axially disposed forward of a diffuser outlet of the compressor diffuser.

Abstract: Fluid pumping system and method comprise a pumping chamber with inlet and outlet ports. The pumping chamber is in thermal communication with a thermal system for alternating the gas temperature inside the pumping chamber between heated and cooled states. A first valve controls a first fluid communication between the pumping chamber and the external environment, and a second valve controls a second fluid communication between the pumping chamber and the fluid container. The pumping chamber and the valves cooperate to generate a vacuum and a negative potential pressure of the gas inside the pumping chamber by the effect of the gas temperature alternation when the gas passes from a heated state to a cooled state and by controlling the first and second fluid communications. The generated vacuum and negative potential pressure inside the pumping chamber enable pumping of the fluid from the fluid container inside the pumping chamber.

Abstract: An annular ejector of an annular jet pump is coaxially arranged at a front of a central ejector. The annular ejector includes an annular nozzle, an annular mixing chamber, and an annular mixing duct. The central ejector includes a central nozzle, a central mixing chamber, and a central mixing duct. The annular nozzle is connected with a primary fluid inlet. A primary fluid inlet is in direct connection with the central nozzle arranged at a bottom of the central pipe, and a secondary fluid inlet is connected with a sidewall of the annular mixing chamber.

Abstract: A servovalve pilot stage (100) comprises a piezoelectric actuator (130) joined to a flow guide (132) and feedback wire (136) for connection to a main stage spool valve. The flow guide (132) and the piezoelectric actuator (130) may be integral.

Abstract: A motor is disclosed that includes a module assembly including a piston that is axially cycled. The piston axial motion is coupled to torque couplers that convert the axial motion into rotary motion. The torque couplers are coupled to a rotor to rotate the rotor.

Abstract: An electronic sign having slotted frame cabinets, whereby each slotted frame cabinet can conveniently be attached to one or more vertically or horizontally positioned adjacent slotted frame cabinets by using connecting components which are generally located around the periphery of one or more slotted frame cabinets. Connecting components including splice bars, splice plates, and mounting clamps are aligned in, positioned along, and secured to backing bars which are co-located in backing bar slots in one or more of the slotted frame cabinets. Lift eyes can be variably located in one or more lift eye slots. The use of externally located connecting components, which do not extend through the cabinetry, minimize the entry of environmental elements into the interior of the electronic sign. Multiple slotted frame cabinets can be connected without the removal of LED display panels. Bracket assemblies and clamping assemblies are provided.

Abstract: A mounting apparatus includes an enclosure for mounting a receiving member, a bracket, and a movable member mounted to the enclosure. The receiving member is configured to receive an electronic component. The bracket includes a bracket body movably mounted to the enclosure and an operating member mounted to the bracket body. The movable member includes a movable body and a movable block mounted to the movable body. The movable body is mounted to the bracket body. The operating member is pressed in a first direction toward the enclosure to drive the bracket body to rotate, the movable body moves a second direction away from the enclosure, thereby the movable block can move in a third direction away from the enclosure to push the electronic component and the electronic component can move in the second direction. The third direction is different from the first direction.

Abstract: A photovoltaic (PV) module framing and coupling system enables the attachment of PV modules to a roof or other mounting surface without requiring the use of separate structural support members which attach directly to and span between multiple PV modules in a formed PV array. The apparatus provides a parallel coupling for securely interlocking the outside surfaces of parallel frame members together in a side to side arrangement to form an array with improved structural load distribution. The coupling may attach to a slot in the frame at substantially any position along the length of the frame thereby enabling the interconnection of adjacent PV modules along both an x and y axis. The apparatus may further provide a rotating portion and locking portion, mounting brackets for direct connection to a mounting surface, grounding teeth, and a twist-lock engagement means for interlocking and aligning PV modules in the array.

Abstract: A multi-branch fitting includes at least three branches, molded from a composite material and, more precisely, from a fiber-reinforced thermoplastic or thermoset matrix. The fitting is intended for assembling components which are at an angle to one another. There are at least three flat or substantially flat branches or flanges extending radially from a joining zone, and at least one face or part of a face constituting a bearing face for one or more of the components that are to be attached. The joining zone has a cross section, in the transverse direction, in the shape of a polygon with concave sides. The connection of each of the branches or flanges with another adjacent branch or flange is achieved through a portion in the shape of a curved blade which gives the joining zone one of its concave shapes.

Abstract: In one embodiment, a quick connect interface for a surgical instrument includes a body having an inner cavity that includes a flat. Two or more ball bearings are each disposed in a respective hole in the body. A sleeve is slideable along the body. The sleeve includes a camming ramp that urges the two one or more ball bearings to partially extend through the holes into the inner cavity when the sleeve is in a locked position. The two or more ball bearings are positioned to, when the shaft of the replaceable tool is disposed in the inner cavity, urge the shaft to a side of the inner cavity that includes the flat. The ball bearings may be positioned radially about a central axis of the body substantially 90 degrees apart. The camming ramp may include at least one plateau that prevents unintentional release of the shaft.

Abstract: A joint for assembling two furniture parts to each other is disclosed. A first furniture part has a male part for co-operation with a female part of a second furniture part. Each of the male and female parts has a number of grooves. At assembly the male part is moved along the female part via co-operation between the grooves of the male and female part, respectively. The co-operating male and female parts have an insertion position and an end position, in which end position the furniture parts are assembled to each other. The grooves of one of the female and male parts are compressed during movement from the insertion position to the end position. The grooves of the pair of co-operating female part and male part are such that the furniture parts are pressed toward each other when the male part is moved along the female part.

Abstract: The present application provides a hook assembly having a latitudinal axis bisecting a body into an upper portion above the latitudinal axis further comprising a first bi-directional pin engagement slot and a lower portion below the latitudinal axis further comprising a second bi-directional pin engagement slot, wherein both the upper portion and the lower portion and the first bi-directional pin engagement slot and the second bi-directional engagement slot are mirror images of one another.

Abstract: An elastically averaging self-retaining alignment system includes a first component and a second component. The first component includes a first alignment member and an elastically deformable alignment element fixedly disposed with respect to the first alignment member, the alignment element having a hollow tube. The second component includes a second alignment member and an alignment feature fixedly disposed with respect to the second alignment member, the alignment feature having an aperture with a plurality of inwardly extending tabs. The elastically deformable alignment element is configured and disposed to interferingly, deformably and matingly engage the alignment feature. Portions of the elastically deformable alignment element when inserted into the alignment feature elastically deform to an elastically averaged final configuration that aligns and retains the first component relative to the second component in at least two of four planar orthogonal directions.

Abstract: A fastener (2) for securing a workpiece comprising a plurality of workpiece members, said fastener comprising a shank (4) and a radially enlarged head (6) wherein the fastener further comprises axial voids (40) and splines (18), such that when the fastener is installed into a workpiece by a mandrel, breakstem or pin, the shank of the fastener is expanded such that the crests of the splines are caused to mechanically engage with the internal walls of the fastener apertures.

Abstract: A cap (10) for sealing a mechanical fastener (200), method for making the cap, and driver and method for applying the cap is disclosed. The cap includes a shell having an exterior surface (14) and an interior surface (16) defining a cavity (18), an opening (19) extending through the shell between the interior and exterior surfaces, and a sealant (13) at least partially filling the cavity. A package and a holder for holding a plurality of cap assemblies are also disclosed.

Abstract: The invention relates to a metal fastener that makes it possible to ensure an electrically conductive surface along the entire thickness of structural elements to be assembled. The fastener thereby comprises a head and a smooth shank extending along an axis of revolution, characterized in that the shank comprises at least one conductive portion and one lubricating portion disposed along the axis of revolution of the fastener along at least one length of the shank. The inventive fastener makes it possible to ensure a conductive surface in the entire thickness of the structure in which it is installed. The inventive fastener is particularly intended for aeronautical applications.

Abstract: A washer comprises a ring and a composite structure attached to the ring. The composite structure has a slotted shape and a hole that is centrally located with respect to an axis passing through the ring.

Abstract: A fastener and retainer assembly includes a threaded fastener having a head and a retainer projecting laterally from the head to engage adjacent structure and retain the head against rotation during threading. The retainer includes, and preferably consists essentially of, a one-piece metal stamping having raised embossments and/or a raised edge flange to strengthen the retainer against bending during use. The retainer preferably has a generally planar body from which the embossments and/or the edge flange extends.