Pumps inventions 10/06

20060239827 - Torque drive mechanism for gas compressor: A torque drive mechanism for a gas compressor incorporates one or more air or gas engine starters to initiate rotation of a gas compressor and its associated driving electric motor. The air or gas engine starters are advantageously driven by natural gas from a supply pipeline, where the natural gas...

20060239828 - Pump control mechanism, printer using the same and pump control method: A pump control mechanism includes a pump unit for feeding liquid to container, a position detector for detecting the position in the reciprocating motion of the pump member, a control table having control information of many time zone sections, an information memory for storing target information corresponding to a target...

20060239829 - Sewage handling system, cover, and controls: A cover assembly for covering a vessel comprising a main cover comprising at least a first outlet opening adapted for connection to a pipe, and a second opening surrounded by a flat region adapted for placement of a gasket; an access cover comprising a flat region adapted for mating with...

20060239830 - Cyclic condensate pump having a three-way valve: A condensate pump includes a condensate reservoir, a liquid level float sensor operable to sense a liquid level within the condensate reservoir, and a pressure/vent valve including a pressure source, a pressure vent, and a primary piston slidably supported in a primary cylinder and sliding in the primary cylinder responsive...

20060239831 - Pressure exchange ejector: A novel pressure-exchange ejector is disclosed whereby a high energy primary fluid transports and pressurizes a lower energy secondary fluid through direct fluid-fluid momentum exchange. The pressure-exchange ejector utilizes non-steady flow principles and both supersonic flow and subsonic flow embodiments are disclosed. The invention provides an ejector-compressor/pump which can attain...

20060239832 - Compressed air power generating systems using a rotary gravity compressor: A rotary gravity compressor with a rotating shaft held between two support walls is driven by a drive gear mechanism, which may be a hydraulic system, and multiple cylinders are affixed to and juxtaposed about the rotating shaft at different angles relative to its rotation. Each cylinder has two bases...

20060239834 - Metered pulse pump: A metering pulse pump for metering an additive liquid into a liquid carrier under high pressure includes a rapidly reciprocating piston pump having a number of pumping chambers and having an inlet connectable to a source of liquid and an outlet, and an outlet line carrying liquid from the outlet...

20060239833 - Motor driven compressor: A motor driven compressor which can use refrigerant sucked into a swash plate chamber of the compressor to efficiently cool an electric motor, in which a motor unit (10) has an electric motor (13) installed in an inside motor room (12) for rotating a drive shaft (14) and a compressor...

20060239835 - Stator for solenoid pumps: The stator for an electromagnetic pump is designed to improve output efficiency of the pump by decreasing leakage flux. An air-core electromagnetic coil (50a, 50b) is fitted around periphery of a cylinder, and axial end faces of an electromagnetic coil (50a, 50b) are provided with yokes (26a, 26b, 26c) made...

20060239836 - Silencer designed and intended for a compressor: A silencer operative for a compressor or a vacuum pump, in particular for a compressor or a vacuum pump that operate according to the displacement principle, which in either case compresses a current of gas, in particular an air current, such that the silencer includes an entrance for the gas...

20060239837 - Vacuum pump valve: A vacuum pump valve includes a valve body and a suction element. The valve body includes a sealing platform sealedly attached on the container at the opening thereof, and a guiding sleeve upwardly extended from the sealing platform to form a suction channel, wherein the sealing platform has an operation...

20060239838 - Totally integrated engine cooling module for d.c. motors employing fan hub and shroud hub as motor covers: An engine cooling module includes a shroud structure 12 having a shroud hub 46 constructed and arranged to receive a portion of a motor 16. A DC electric motor 16 has first and second ends and a rotatable shaft 40. The second end of the motor is received by the...

20060239839 - Universal hybrid engine, compressor and pump, and method of operation: The universal hybrid (26) comprises a two-cycle engine (28), boosted by the engine power reciprocating compressor (32) and a hydraulic pump (34). The pump plunger (148) fastened to engine piston (72) provide direct energy transmission to the compressor and pump. The plunger and compressor piston (94) moving in opposite direction...

20060239840 - Diaphragm position control for hydraulically driven pumps: A hydraulically driven pump includes a diaphragm, a piston, a transfer chamber, a fluid reservoir, and a spool member. The transfer chamber is defined between the diaphragm and piston and is filled with a hydraulic fluid. The fluid reservoir is in fluid communication with the transfer chamber via at least...

20060239841 - Turbine heat shield with ribs: A turbocharger (10) with a heat shield (60) positioned between the turbine wheel (30) and the bearing housing (20), wherein the heat shield defines a gap (70) between the turbine wheel (30). The heat shield (60) and is provided with at least one rib (80) extending into the gap. In...

20060239842 - Electromagnetic pump: The present invention provides an electromagnetic pump capable of highly precisely detecting operating positions of a moving member without enlarging the pump. An air-core detecting coil (53) for detecting reciprocating motion of the moving member (10) is fitted around a cylinder so as to be coaxial with electromagnetic coils (50a,...

20060239843 - Electric compressor: An electric compressor includes an electric motor, a compression mechanism driven by the electric motor, and a housing for accommodating the electric motor and the compression mechanism. The housing is formed such that the stator is fitted thereto. The housing has a plurality of thick portions and a plurality of...

20060239844 - Jet generating device and electronic apparatus: A jet generating device includes a housing having an opening and containing gas therein, a vibrating member which is supported by the housing so that the vibrating member is capable of vibrating and which vibrates the gas to discharge the gas as pulsating gas through the opening, a driving mechanism...

20060239845 - Pump: A pump for carrying supercritical CO2 fluid or liquid CO2 capable of securing reliability by optimizing a bearing part. An angular ball bearing (8) comprises an inner ring (8a), an outer ring (8b), balls (8c) held therebetween, and a cage (8d) holding the balls (8c). Both the balls and the...

20060239846 - High pressure pump having solenoid actuator: A pump includes a housing that has a compression chamber for pressurizing fluid and a fluid passage for guiding fluid into the compression chamber. A valve is located midway through the fluid passage for communicating and blocking the fluid passage. A solenoid actuator is located on a substantially opposite side...

20060239847 - High pressure pump for a fuel injection system of an internal combustion engine: A high-pressure pump for a fuel injection system of an internal combustion engine, having a housing at least one pump element having a pump piston located in the housing and driven in a reciprocating motion via a transmission element by a drive shaft supported rotatably in the housing via at...

20060233648 - Method for fluid transfer and the micro peristaltic pump: This invention relates generally to a method for fluid transfer and a micro peristaltic pump based upon the method. The micro peristaltic pump, which comprises: a) an actuating part compring a motor and a first force effector driven by the motor; b) a cartridge part comprising an elastic membrane attached...

20060233649 - Micromembrane actuator: Thin film shape memory alloy (SMA) micro pump that has high work density and high frequency response. A miniature SMA pump is used to rectify liquid to achieve stroke. Controlled fluid flow provides forced convection cooling on the SMA membrane that allows the micro pump to operate at high operational...

20060233650 - Pumping unit driven by a linear electric motor: The present invention disclose a pumping unit driven by a linear motor, comprising a guide rail support in the form of a frame structure, a mover of the linear motor provided with slide blocks, said slide blocks engages guide slide ways used for said mover and mounted on inner sides...

20060233651 - Fuel injector pump system with high pressure post injection: High pressure post injection using only one valve is accomplished by fluidly connecting the control valve (76) in a fuel injection chamber (70) of a fuel injector (60), and connecting the upper nozzle to a reservoir (80) by way of a restriction. The restriction creates enough residual pressure in the...

20060233652 - Hermetic compressor: A hermetic compressor includes a compressor body, a suction pipe connected at one side of the compressor body to supply a refrigerant to the compressor body, and a suction pipe support unit having a bracket fixed at an outer circumferential surface of the compressor body to support the suction pipe...

20060228221 - Apparatus for controlling operation of compressors: An apparatus for controlling an operation of compressors includes a single microcomputer for calculating stroke estimate values of multiple compressors based on voltage and current values applied to the multiple compressors, and generating a plurality of switching control signals for independently controlling a voltage applied to the multiple compressors based...

20060228222 - Sewage handling system, cover, and controls: A cover assembly for covering a vessel comprising a main cover comprising at least a first outlet opening adapted for connection to a pipe, and a second opening surrounded by a flat region adapted for placement of a gasket; an access cover comprising a flat region adapted for mating with...

20060228224 - Apparatus for controlling driving of reciprocating compressor and method thereof: Disclosed are an apparatus for controlling a driving of a reciprocating compressor capable of enhancing an efficiency by differently controlling a frequency and a stroke voltage according to a load size and capable of reducing consumption power, and a method thereof. The apparatus comprises a controlling unit for judging a...

20060228223 - System and method for control of fan rotational speed: A system and a method for control of fan rotational speed are applied in an electronic device with a fan for temperature adjustment. The electronic device at least records a first fan rotational speed of the fan when a temperature of the fan is higher than a predetermined temperature interval...

20060228225 - Reciprocating pump performance prediction: Performance parameters for a reciprocating pump including pulsation energy, temperature energy, solids, Miller number and chemical energy and the like are monitored and employed to at least periodically compute a total energy number over the operating life of the pump. The current computed value is compared to a predictive failure...

20060228226 - Apparatus and method for controlling stroke of reciprocating compressor: An apparatus for controlling an operation of a reciprocating compressor includes a voltage detecting unit for detecting a positive half-wave voltage of an AC voltage applied to a motor of the reciprocating compressor; a current detecting unit for detecting a positive half-wave current of the AC current passing through the...

20060228227 - Control valve for variable capacity compressors: There is provided a control valve for a variable capacity compressor, which is applicable to a compressor of large capacity. This control valve comprises a valve main body (20) equipped with a valve rod (15) having a valve body (15a), with a valve chamber (21) having a guide hole (19)...

20060228228 - Engine mounting frame: An engine and frame assembly that supports the engine in one or more orientations for specific tasks. For example, it can orient the engine in a first orientation for operation and orient the engine in a second orientation for maintenance. The frame can be coupled to the engine via receipt...

20060228229 - Piston type compressor: A piston type compressor comprises a housing, a rotary shaft supported by the housing, a cam mounted on the rotary shaft. The housing includes a discharge-pressure region and a suction-pressure region. The compressor further comprises an oil separator provided in the discharge-pressure region and an oil reservoir for storing lubricating...

20060228230 - Liquid pump: A fluid pump having a housing containing a pump chamber containing least one rotary driven delivery element which delivers fluid to a pressure chamber from an intake chamber connected to a reservoir. A pressure limiting valve for limiting the pressure in the pressure chamber has a valve piston which is...

20060228231 - Method and apparatus for extracting contaminants from soil and from animal manure: An apparatus for extracting contaminants from a contaminated material, such as contaminated soil and animal manure, includes an extraction tank having an interior, a heating element that is adapted heat the contaminated material to a temperature where contaminants in the contaminated material are released therefrom to the interior of the...

20060228232 - Pump and motor assembly: A fluid pumping system that includes a motor and a pump, wherein an output shaft of the motor is directly coupled to an input shaft of the pump. This coupling between the output shaft of the motor and the input shaft of the pump may be the primary mechanism for...

20060228233 - Pump and motor assembly: A fluid pumping system that includes a motor and a pump, wherein an output shaft of the motor is directly coupled to an input shaft of the pump. This coupling between the output shaft of the motor and the input shaft of the pump may be the primary mechanism for...

20060228234 - Injection pump: A multi-diaphragm injection pump, having the driving diaphragm and the injection diaphragm joined together by means of a connecting rod so as that any movement of the driving diaphragm will result in an equal movement of the injection diaphragm, these two diaphragm being controlled by a mechanical micro-valve which is...

20060228235 - Pump aggregate: A pump aggregate A comprises a one-piece cast hollow body 1 including an exterior connection block 3 and an interior lateral wall 16 of a bearing shield. A pressure transmission path is formed by a channel K which is made by casting in the lateral wall 16 of the bearing...

20060228236 - Actuator assembly: An actuator assembly for generating a fluid pressure and applying the fluid pressure to a first device. The actuator assembly comprises a first fluid chamber and a first piston disposed adjacent to the first fluid chamber, a second fluid chamber and a second piston slidably received in the second fluid...

20060228237 - Assembly used for cooling a circuit board or similar: A carrier frame (104), for installation on a circuit board (2), is implemented in the manner of an oil-drilling rig and comprises a platform (117) that is equipped with supporting legs (105, 106, 107, 108) for mounting on the circuit board (2). The carrier frame has, at the center of...

20060228238 - Coolant pump for x-ray device: This disclosure generally concerns x-ray device cooling systems and related components. One example of such a component is a coolant pump that includes an casing with a pair of fluid interfaces and an electrical interface. The casing includes a body with first and second ends. A motor is disposed within...

20060228239 - High pressure fuel pump for internal combustion engine: A high pressure fuel pump for an internal combustion engine having a cylinder, a plunger slidably fitted in the cylinder and a seal mechanism for blocking fuel leakage from an end of a sliding portion between the cylinder and the plunger and also for preventing an lubricant for a driving...

20060228240 - Method and apparatus for a linear peristaltic pump: A method and accompanying apparatus dispenses product with a non-invasive linear peristaltic pump. The linear peristaltic pump includes a traction plate having a linear portion, a depressor and a driver. The depressor compresses the product tube between the linear portion and the depressor, such that an inner passage of the...

20060228241 - Gas well having water disposal pump: A gas well includes a well casing forming a cavity and a gas inlet in fluid communication with the cavity. A pump is disposed in the cavity and includes a pump chamber having an inlet in fluid communication with the cavity and an outlet in fluid isolation with the cavity....

20060222506 - Rapidly pumping out an enclosure while limiting energy consumption: A vacuum pumping device of the invention comprises a motor (1) driving a multi-stage dry mechanical pump (2) in which the stages (5, 6, 7, 8) are connected successively in parallel and then in series in a plurality of successive configurations, each of which is selected to optimize the pumping...

20060222507 - Compressor protection and diagnostic system: A compressor assembly includes a shell, a compressor housed within the shell, and a motor drivingly connected to the compressor. A printed circuit board supports at least one temperature sensor. Processing circuitry receives data from the printed circuit board to determine operating conditions of the compressor....

20060222508 - Multi-purpose condensate shut-off switch with maintenance port accessory: A float switch assembly and maintenance port accessory each made from plastic and impervious to corrosion that are connected in-line to a fluid discharge line, but which are also adaptable to auxiliary applications. Improvements over the prior art include a more responsive operation resulting from use of a wide float...

20060222509 - Positioner for a fluid actuator: A positioner for a fluid actuator comprising an electronics assembly designed for setpoint/actual value comparison and for outputting a feedback control signal includes a current/pressure transducer receiving the feedback control signal for controlling the actuator, an analog power supply, particularly in a range 4 to 20 mA, for powering the...

20060222510 - Prevention of unpowered reverse rotation in compressors: The shutdown of a compressor (10) installed in a refrigerant circuit (2) in air conditioning or refrigeration system is controlled so as to prevent unpowered reverse rotation of the compressor. Prior to terminating electric power to the compressor drive motor (24), the pressure within the system is relieved and substantially...

20060222511 - Multicylindrical rotary compressor: There is disclosed a multicylindrical rotary compressor capable of improving an operation efficiency during a small-capacity operation, the compressor comprises a controller as a control unit which adjusts a rotation number of an electromotive element as a driving element and which controls an operation of a power saving mechanism, and...

20060222512 - Variable displacement radial piston pump: A radial pump has a housing with a cylinder ring is pivotally mounted therein. The cylinder ring has a circular aperture within which a cam surface is formed. A cylinder block rotates within the cylinder ring aperture and has a plurality of radially extending cylinders each having port which selectively...

20060222513 - Swash plate type variable displacement compressor: A swash plate type variable displacement compressor includes a housing, a drive shaft, a piston, a lug plate, a swash plate, a hinge mechanism provided between the lug plate and the swash plate, and a control mechanism. The hinge mechanism includes a restraining hinge element that is located on a...

20060222514 - Common rail system with pressure amplification: A fuel system includes a fuel rail that communicates fuel at a first pressure through a fuel amplifier to a fuel injector. The fuel pressure amplifier increases the pressure from the first pressure to a second pressure. The second pressure is higher than the first pressure and is communicated through...

20060222515 - Drainage system for compressor separators: A drainage system is for a compressor assembly that includes at least one separator with a chamber. The system includes a drain valve fluidly coupled with the separator chamber and adjustable between open and closed states. An actuator is operatively coupled with and adjusts the valve between the open and...

20060222516 - Reciprocating cylinder swash plate pump: The invention relates to a hydraulic device having, in a housing, a rotor, which can rotate about a first axis, with pistons and chambers on both sides of the rotor, which can rotate about a second axis and are formed by a cylindrical wall and a piston. The cylindrical walls...

20060222517 - Radial piston pump for generating high pressure for fuel in fuel injection systems of combustion engines: The invention provides that at least that surface (28) of the piston footplate (18) which is in contact with the circumferential surface (10, 12) of the running roller (8) consists of a wear-resistant material, namely hard metal, a ceramic material, a cast carbide material or cermet, and/or that at least...

20060222518 - Solenoid valve, flow-metering valve, high-pressure fuel pump and fuel injection pump: A flow-metering valve for metering a flow of liquid has a valve member, a stopper and an electromagnetic driving member. The valve m ember is reciprocally displaceably arranged between a first position and a second position in the liquid chamber. The stopper is arranged at the second position in the...

20060222519 - Pump device: A fixed capacity pump (P) sucks working oil from a reservoir (R) through a conduit (Rp) and a suction passage (1), and discharges the pressurized working oil into a discharge passage (2) connected to an actuator (A). A choke (21) is disposed in the discharge passage (2), and a flow...

20060222520 - Air compressor oil recirculation system: An apparatus for removing oil from air in an air compressor that has a piston reciprocable in a cylinder to compress the air, includes an oil removal chamber associated with the compressor. An unloader valve has an unactuated condition and an actuated condition disabling flow of compressed air out of...

20060222523 - Compression-evaporation system for liquefied gas: The compressor-evaporator system for liquefied gas contained in a tank comprises, in addition to a deice for evaporation by heat exchange with a liquid and devices for conditioning and transferring gas to a pipeline, a motor-driven turbopump comprising a rotary assembly of high bending stiffness on a common shaft line,...

20060222521 - Condensate scavenging system and method for in-ground vehicle lifts: An in-ground lift (10) is provided with a condensate scavenging system (30) that includes a pump (32) and a control (34) that is connected to the pump (32) and configured to selectively switch the pump (32) between a non-pumping state wherein the pump (32) is inactive and a pumping state...

20060222522 - Vapor compression evaporative air conditioning systems and components: Novel vapor compression evaporative cooling systems which use water as a refrigerant are provided, as are methods for using same. Also provided are novel compressors, compressor components, and means for removing noncondensibles useful in such cooling systems....

20060222524 - Bracket for pump and motor assembly: A fluid pumping system that includes a motor and a pump, wherein an output shaft of the motor is directly coupled to an input shaft of the pump. This coupling between the output shaft of the motor and the input shaft of the pump may be the primary mechanism for...

20060222525 - Eccentric wellhead hydraulic drive unit: A wellhead hydraulic drive unit to operate various styles of downhole pumps, the wellhead hydraulic drive unit comprising: an hydraulic cylinder having a piston positioned therein for reciprocation within the cylinder, hydraulic fluid supply means for producing reciprocation of the piston, a ram within the cylinder and operably connected to...

20060222526 - Shaftless radial vane rotary device and a marine propulsion system using the device: A radial vane fluid motor or pump has an open ended tubular rotor having a cylindrical outer surface rotatably mounted in a tubular stator having its inner surface contoured to provide successive portions of increased and decreased spacing relative to the rotor body. A plurality of elongated movable vane assemblies...

20060222527 - Electric pump and fluid supply apparatus: An electric pump includes a pump body, an intake port formed in the pump body, a discharge port formed in the pump body for discharging fluid pumped from the intake port, a rotor housed in the pump body, a brushless sensorless motor which rotates the rotor, and a mechanism for...

20060222528 - Rotor of compressor: A rotor of a compressor includes a stack having a plurality of symmetrical flux barriers and gaseous refrigerant passages formed at sides of the flux barriers, a pair of end covers mounted on the upper and lower sides of the stack, and an oil scattering prevenfion device installed in the...

20060222529 - Tandem motors: A pumping system including a first section and a second section. The first section includes a first housing having an axial bore formed therethrough and a protruding member formed on one end of the first housing, and a first shaft arranged within the axial bore of the first housing. The...

20060222531 - Compound linear motion and rotary actuator: To eliminate necessity for rotating a rotation drive mechanism against frictional resistance originated by a sealing portion of a piston when an output shaft is rotated in a component linear motion and rotary actuator. An inside cylinder tube is concentrically provided in an outside cylinder tube and a piston that...

20060222530 - Compressor: A compressor includes a motor, side covers, cylinder sets and fans. The motor includes a rotor and a coil at either side. The rotor is provided with blades secured in the coil. Each side cover comprises a side plate. The side plate has air inlets and a rim corresponding to...

20060222532 - Reciprocating compressor: A reciprocating compressor comprises: a front frame having a certain shape; a middle frame positioned with a certain interval from the front frame; an outer stator having a winding coil and coupled between the front frame and the middle frame; a cylinder coupled to the front frame; a magnet mounting...

20060222533 - Portable blood pumping system: A pump (100) includes a pump housing (200) having a fluid inlet (114) and a fluid outlet (116). An impeller (252) is disposed within the pump housing (200) and is rotatable about an axis (156) to move fluid from the inlet (114) to the outlet (116). A flexible drive spring...

20060222536 - Axial fan: An axial fan comprises a base, a rotor mounted on the base by a shaft, and a plurality of blades mounted on the rotor. The blade comprises a passive part corresponding to a feeder and an active part, so that a main airflow from the feeder drives the passive part...

20060222535 - Built-in electrical inflating and deflating pump for inflatable product: A built-in electrical inflating and deflating pump for inflatable product includes an air-pump, a panel, a housing and a base. The inlet of the air-pump is provided with an inlet hole communicated with external space and an inlet hole communicated with an internal space of an inflatable product respectively, the...

20060222534 - Equipment of multi-rotors zigzag high-gravity rotating beds: The equipment of high-gravity multi-rotors zigzag rotating beds according to the present invention comprises a casing, a gas inlet and a liquid outlet being provided at the bottom of the casing, a gas outlet and a liquid inlet being provided at the top of the casing, a rotating shaft being...

20060222537 - Shaft coupling: A coupling assembly for a vertical in-line pump and motor combination in which all axial and radial loads are carried by bearings in the motor. The shafts have spaced apart ends and the pump shaft end includes an internal threaded bore. The coupling assembly includes an annular motor shaft hub,...

20060222538 - Fuel pump having plunger and fuel supply system using the same: A delivery valve is connected to a discharge passage, through which fuel in a compression chamber is discharged. The delivery valve is screwed to a mount hole formed in the cylinder. A communication passage is formed in a body to extend through the sidewall between a screwed part, in which...

20060222539 - Servo-controlled tipping platform and motion control system therefor: A motion platform/simulator uses pumps coupled to servo-controlled electric motors to pump fluid directly into and out of rubber bellows-type actuators. Peristaltic or gear pumps may be used in conjunction with linear transducers/encoders. The fluid can be a gas such as air or one of many non-toxic fluids, even water,...

20060222540 - Robust manual pump: A pump includes a cylinder, a head, a piston, a rod, a ring and a handle. The cylinder includes a first section and a second section. The head is connected to the first section of the cylinder. The piston is positioned movably in the cylinder. The rod is connected to...

20060222541 - Attachment for a hand-held power tool: An attachment for at least rotary hand-held power tool includes a tool holder (13) for receiving a working tool and extending into the power tool outer housing (12), a coupling section (14, 34) for connection with a drive shaft (2) of the at least rotary hand-held power tool (1), and...

20060222542 - Packaging apparatus and method for compressor: A compressor packaging apparatus for fixing plural compressors each of which has dish-shaped end caps at both the upper and lower end portions of a cylindrical compressor body, including an upper plate and a lower plate between which the compressors are sandwiched and fixed, the lower plate being equipped with...