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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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JP4608569B2 |
A free-piston engine that comprises a pair of parallel side-by-side combustion cylinders, a free-floating combustion piston mounted in each of said combustion cylinders for reciprocating linear motion therein, responsive to successive co...
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JP4603433B2 |
It is an object of the present invention, in an electromagnetic reciprocating fluid device in which a movable member is equipped with permanent magnets, to resist a torque rotating the movable member about an axis thereof in the reciproc...
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JP4594946B2 |
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JP4589299B2 |
Methods, systems, assemblies, computer program products and devices produce hyperpolarized gas by: (a) providing a plurality of cells ( 30 ), each having a respective quantity of target gas held therein; (b) polarizing the target gas in ...
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JP4592355B2 |
A fluid pump includes a case including a pump chamber, a reserve tank for storing spare liquid and located in the case but outside the pump chamber and formed so that a space independent of the pump chamber is defined by the reserve tank...
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JP4570343B2 |
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 m...
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JP4568306B2 |
A pump for pumping a liquid, the pump comprising an inlet means (66), an outlet means (26), a pumping chamber (154) for receiving the liquid from the inlet means (66), and an actuator arrangement (70, 104, 126, 128) operable between a fi...
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JP4570342B2 |
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 elect...
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JP2010229998A |
To provide a pump device capable of coping with the heat generation of a low-profile electronic device.There is provided a pump device comprising a movable magnetic body which is formed with a fluid path extending in a tapered shape at b...
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JP4562102B2 |
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JP4557452B2 |
A roller pump comprises a pump housing (1) having a cylindrical inner surface (3), a rotor (4) fixed to a drive shaft (5) placed at the central portion of said pump housing (1), rollers (6) provided around said rotor (4) and a driver (20...
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JP4526082B2 |
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JP4520834B2 |
A magnetic armature is attracted and driven by a magnetic force which is intermittently generated between magnetic poles, and a piston reciprocated by being pushed back by a coil spring is not rotated by the coil spring. When the magneti...
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JP4511868B2 |
A flexible tank has a volume-variable chamber formed so as to be sectioned by a flexible tube that is expanded or contracted in accordance with the amount of the contained chemical liquid, and adaptor parts attached to the flexible tube....
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JP4512283B2 |
Hybrid construction equipment leveling an engine load and effectively performing regeneration of energy is provided. For this purpose, the construction equipment includes a hydraulic pump (2) and a first electric motor (7) driven by an e...
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JP3161068U |
To provide an electromagnetic vibration type diaphragm pump capable of drawing water that has entered a casing into a pump chamber and discharging water together with compressed air in the pump chamber. This is an electromagnetic vibrati...
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JP4502522B2 |
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JP4498007B2 |
There is provided a fan unit in which when the fan unit is conveyed, existence of a plurality of lead wires will not become an obstacle to the conveyance. Four lead wire engaging sections 27, 29, 31 , and 33 are provided along the contou...
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JP4493061B2 |
A hydraulic pump includes a built-in electric motor and a pump unit which are arranged in tandem fashion and acommodated within a common housing. The housing is in the form of a metal box having a rectangular parallelepiped external shap...
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JP4494404B2 |
A magnetic field based mechanical apparatus is disclosed. The apparatus is based on coupled attracting or opposing magnets in conjunction with the insertion or removal of a magnetic field modifier. In the preferred embodiment, two repell...
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JP4490103B2 |
Pump, especially a vane cell pump or roller cell pump, comprises a two-stroke contour ring (1), a rotor (3) containing vanes or rollers mounted so that they can be radially displaced, at least one side plate (39, 41) sealing the rotating...
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JP4475806B2 |
An apparatus for high pressure pumping or homogenizing of liquids has a drive motor with a transmission mechanism and a pump section. The transmission mechanism includes a belt train, a gearbox and a crank mechanism which is housed in a ...
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JP2010121494A |
To provide a general-purpose electromagnetic pump by improving pump characteristics by enhancing trust of a needle.The needle 1 is made of a magnetic material containing at least a soft magnetic material but not containing a hard magneti...
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JP4473426B2 |
The pump has a drive plate (5) supported on an electric motor bearing ring (7) via roller bearings (6). A wobble plate (8) is supported on the drive plate via roller bearings (9). Pairs of spring-loaded pistons (10) are supported on the ...
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JP4472837B2 |
To provide a water quality improving apparatus utilizing energy of flowing water, using an inexpensive water wheel without any speed controller and simple in structure to directly drive an air compressor, and efficiently make the compres...
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JP4469350B2 |
A free-piston linear compressor (1) controlled to achieve high volumetric efficiency by a controller including an algorithm (116) for ramping up input power until piston-cylinder head collisions are detected using a detection algorithm (...
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JP4465227B2 |
A pump device may include an eccentric member mounted on an output shaft in an eccentric manner, a cam mechanism which is engaged with the eccentric member to convert a motion of the output shaft into a radial direction and at least one ...
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JP2010101325A |
To provide a device suitable for thermal management.One embodiment of the device comprises a synthetic jet actuator (60) and a tube (61). The synthetic jet actuator (60), though not a must, typically comprises a housing (47) defining an ...
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JP4453378B2 |
A blower providing a blower mode and a vacuum mode. A casing provides a motor housing installing a motor and a fan housing installing a centrifugal fan rotationally driven by the motor. A partition is disposed and having a first surface ...
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JP4449327B2 |
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JP4448250B2 |
A drive connector for elastomerically coupling a drive shaft to a driven shaft. An elastomeric coupling includes openings on opposite ends that are generally "D"-shaped forming an interference fit with correspondingly shaped ends of the ...
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JP2010071166A |
To reduce crosswise suction force with respect to the axis direction to prevent abrasion by forming a clearance between a reciprocating member and a guide member larger than a clearance between two bobbin members and the reciprocating me...
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JP4442768B2 |
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JP2010065611A |
To provide a fluid injection device suitable for continuously injecting a pulsation flow in a state of maintaining desired injection force.This fluid injection device 1 includes: a fluid chamber 501 changing the volume; a pulsation gener...
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JP4427782B2 |
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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JP4410327B2 |
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JP4409672B2 |
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JP4397129B2 |
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JP4395242B2 |
The turbocompressor has an electric motor (2) and a multi-stage radial turbocompressor (3), mounted on a common shaft (13) within a gas-tight housing (6). The shaft is supported by spaced electromagnetic radial bearings (5), with a gas s...
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JP2009296832A |
To provide a motor pump unit and a method for manufacturing thereof that can improve the design flexibility of a pump, while reducing the size of the motor pump unit.A motor pump unit 1, which includes a rotor 11, a stator 12 that is arr...
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JP4385821B2 |
A controller for controlling an actuator device which is installed on a vehicle and operated by a motor. The controller includes: a motor control portion operable to control the motor on the basis of a target value; and a target-value de...
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JP4385360B2 |
A plasma pumping cell and method for pumping ions from a first region containing a plasma to a second region when the plasma pumping cell is interposed between the first and second regions, the plasma pumping cell including: a partition ...
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JP4377639B2 |
The invention provides a pump for liquid chromatography excellent in feeding liquid stably at an extremely low flow rate and in discharging bubbles at startup. In a pump for liquid chromatography including a cylinder and a plunger that r...
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