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JP2012202337A |
To exhibit discharge performance by preventing leakage of working fluid.An electromagnetic pump 20 is configured as follows. The electromagnetic pump is fixed to a valve body 80, while a pump part 40 is inserted into the valve body 80 wi...
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JP5047439B2 |
A motor-pump unit including an electric motor and a pump. The pump is concentrically surrounded by the rotor/stator of the motor. The rotor of the electric motor is U-shaped, viewed in an axial section. The cross-piece of the "U", in the...
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JP5035704B2 |
The present invention provides systems and methods to improve the performance and emission control of internal combustion engines equipped with nitrogen oxides storage-reduction ("NSR") emission control systems. The system generally incl...
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JP2012522174A |
With reference to FIG. 3, the present invention provides a fluid injector (10) which functions as a positive displacement pump and comprises: a housing (12) in which a piston chamber is formed; a piston (11) which reciprocates in the pis...
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JP5028624B2 |
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JP4976317B2 |
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JP4969708B1 |
It is intended to provide a power generating apparatus of renewable energy type that has a fixation structure of the hydraulic pump that can transmit large torque and can be processed with ease and at low cost even when the main shaft ha...
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JP4946234B2 |
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JP4901659B2 |
Embodiments in accordance with the present invention provide an opposed piston, opposed cylinder (OPOC) internal combustion engine. The OPOC engine comprises two cylinders opposed at 180 degrees. A linking element connects two outer pist...
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JP4886207B2 |
A load-lock and dry vacuum pump assembly includes a load-lock having a load-lock housing, the load-lock housing includes a mating system having a flange-like cylinder and a cylinder concentrically located relative to said flange-like cyl...
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JP4878111B2 |
A cell driving type piezoelectric/electrostrictive actuator comprises: one or a plurality of cells defined by a wall portion including side walls, a ceiling wall and a bottom wall: side walls, the ceiling wall and the bottom wall being c...
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JP4870366B2 |
A closed circuit hydraulic system includes a fluid reservoir, a hydraulic cylinder having a cylinder rod, a bidirectional variable displacement hydraulic pump that pumps fluid to either extend or retract the cylinder rod on demand, a flo...
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JP4865739B2 |
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JP4864294B2 |
A cell driving type piezoelectric actuator comprising: a plurality of cell driving bodies each comprising a wall portion, a cell formed by the wall portion, a piezoelectric body formed on at least one of wall portions and at least one pa...
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JP4868188B2 |
The present invention provides systems and methods to improve the performance and emission control of internal combustion engines equipped with nitrogen oxides storage-reduction ("NSR") emission control systems. The system generally incl...
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JP2012007542A |
To provide an electromagnetic pump to make discharge pressure constant by mounting a piston serving as both an oil path and damper mechanism inside a discharge side body.A fixed iron core 33 and a yoke 32 are inserted and fit upside and ...
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JP4840644B2 |
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JP4842520B2 |
The actuator (1) has a cell (3) defined by two side walls, a substrate and a ceiling wall. Piezoelectric/electrostrictive devices change a volume of the cell causing displacement in walls of the cell. The devices have a set of layered pi...
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JP2011252491A |
To provide an electromagnetic pump in which a thin disc-shaped spring member is mounted on upper and lower sidewall surfaces of a movable iron core engaged with sidewall surfaces of a fixed iron core and a suction side body for alleviati...
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JP4832391B2 |
Various "contactless" bearing mechanisms including hydrodynamic and magnetic bearings are provided for a rotary pump as alternatives to mechanical contact bearings. In one embodiment, a pump apparatus includes a pump housing (110) defini...
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JP4831921B2 |
An apparatus for storage of potential energy using water from a deep body of water is described. The apparatus comprises one module including a cylinder, a piston slidably connected to the cylinder, a column for storing the water from th...
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JP2011241784A |
To prevent such troubles in a pressure type electromagnetic pump, that even when the base valve of an oil tank is closed when an oil water heater or the like is not used, a fuel in a sealed flow passage in the upstream side of an electro...
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JP4822198B2 |
An actuator device for forced air supply comprises two diaphragms 8 and 9 facing each other, voice coils 6 and 7 attached onto surfaces of the respective diaphragms 8 and 9, a magnet 2 integral with pole pieces 3 and 4, a yoke 5 facing t...
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JP4813748B2 |
A pump unit for a hydraulic vehicle brake system with traction control has an electric motor driving a radial piston pump. A rotor shaft of the pump unit has a hollow shaft with two standardized, hardened cylindrical pins that are press-...
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JPWO2009145176A1 |
The sleeve 22 and the spool 24 form a pressure regulating valve section 40 that functions as a linear solenoid valve for regulating the clutch pressure of the clutch C2, and a pump section 60 that functions as an electromagnetic pump tha...
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JP4777929B2 |
To provide a water supply system which eliminates the need for the use of electricity as power used for a device, which eliminates the need for installation of a complicated facility used for acquiring power for the device, which can red...
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JP4774126B2 |
An armature (132; 232; 332) for a solenoid actuator is disclosed. The armature comprises a first face (170; 270; 370) comprising a recess (174; 274; 374) suitable for receiving a biasing spring in use of the armature; a second face (172;...
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JP4758098B2 |
An apparatus according to the present invention includes a support structure having a primary portion with first and second arm portions formed thereon for movement relative to one another, and a secondary portion with either a clamp por...
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JP2011144795A |
To provide a pump improved in the discharge pressure, a discharge rate and power efficiency and capable of controlling a flow rate in regard to a pump wherein a leakage must be prevented.A magnet piston using permanent magnets 9 and 10 i...
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JP4725344B2 |
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JP4716522B2 |
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JP4713797B2 |
A needle bearing for use in a pump has an inner race, embodied as an eccentric sleeve, needles, and an outer race with rims oriented radially inward on both of its face ends, of which one rim is intended to secure the axial position of t...
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JP4704752B2 |
A system and method generating electricity includes converting wave motion into mechanical power. A fluid matter is driven as a function of the mechanical power to a reservoir. The fluid matter is flowed from the reservoir. At least a po...
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JP2011117336A |
To provide a pump device using a Hall element which senses the magnetic force of a magnet reciprocating, capable of grasping accurately the pump operating situation through control of a circuit board.The pump device is composed of a magn...
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JP4698577B2 |
The present invention relates to a system of controlling a piston in a linear compressor, a method of controlling a piston in a linear compressor, as well as a linear compressor, particularly applicable to cooling systems that may includ...
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JP4699348B2 |
A method of assembling a pump motor and preloading bearings of the motor including providing a housing, an end bell, first and second bearings each having a plurality of rolling elements disposed between an inner race and an outer race, ...
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JP2011106324A |
To provide an electromagnetic piston pump reducing the axial length of the electromagnetic piston pump and preventing fluid sucked once from undesirably flowing reversely to an outside of a suction port.The electromagnetic piston pump 1 ...
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JP4684653B2 |
An electrokinetic pump achieves high and low flow rates without producing significant gaseous byproducts and without significant evolution of the pump fluid. A first feature of the pump is that the electrodes in the pump are capacitive w...
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JP2011087460A |
To provide a device for performing thermodynamic work on the fluid like a pump (340), a compressor, or a fan.The thermodynamic work may be used to provide a driving force for moving the fluid. Work performed on the fluid may be transmitt...
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JP4677182B2 |
A device (10) for circulating sealing gas for mechanical dry seals (11) of a centrifugal compressor (13) at times when the machine is stationary and pressurised; the device comprises a sealed reciprocating compressor (12), which includes...
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JP2011080375A |
To provide a pumping water wheel which can attain pumping function even in a small water quantity and at a low water level, can remove refuse and foreign matters by filtering pumped water and realizes extremely smaller number of componen...
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JP4675320B2 |
A primary object is to provide a hydraulic drive device for a work machine that is capable of optimum control of pump absorption horsepower according to a change of working condition, thereby reducing fuel consumption, and a secondary ob...
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JP2011074899A |
To provide an electromagnetic pump with a thermal shut-off valve for preventing burning and deformed deterioration due to high temperatures, leakage of a fuel and expansion of fire accident.In the electromagnetic pump for supplying the f...
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JP4668576B2 |
The compressor has a piston installed to rectilinearly reciprocate inside a cylinder to suck/discharge a refrigerant. A linear motor provides a driving power to the piston to allow the piston to rectilinearly reciprocate. A power-supply ...
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JP2011511207A |
Engine-driven hydraulic pump for an aircraft, having a first and a second pump unit which each comprise an adjustable swash plate and a piston assembly coupled with said swash plate and driven by a pump shaft, a control device for adjust...
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JP2011040514A |
To provide a solenoid drive device with higher controllability of cleaning water and higher plunger response, and a water discharge device with enhanced cleaning performance.The solenoid drive device includes: a first switch means, one e...
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JP4630171B2 |
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JP4624652B2 |
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JP4624038B2 |
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JP4620820B2 |
To provide an operating method of a water turbine driving compressor capable of stably operating the compressor at a desired rotational speed with a rise up early at starting time and the water turbine driving compressor for executing th...
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