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Match Document Document Title
US20150176574 Downhole Motor Driven Reciprocating Well Pump  
A submersible well pump assembly has a pump housing with a pump discharge on upper end. A pump barrel is located within the pump housing, defining an annular passage between the barrel and the...
US20080089796 Linear Compressor And Corresponding Drive Unit  
A drive unit for a linear compressor comprising a frame and an oscillating body. The oscillating body is mounted in the frame via at least one diaphragm spring and can be moved back and forth in...
US20050173995 Stator for reciprocating motor  
A stator for a reciprocating motor comprises: a first stator provided with a winding coil; and a second stator inserted with a predetermined air gap from the first stator and molded by powder...
US20090129955 Linear Compressor and Drive Unit Therefor  
A drive unit for a linear compressor having a frame and a body configured for reciprocating movement connected to the frame by at least one diaphragm spring and means for guiding the body to allow...
US20080210205 Hydraulic Control Type Supercharger for Automotive Engine  
Disclosed herein is a hydraulic control type supercharger for an automotive engine. The supercharger includes a supercharger unit and a solenoid pump. The supercharger unit includes a hollow...
US20070148017 Numerically controlled reciprocating submersible pump apparatus  
The invention relates to a new type of deep well pump apparatus, especially a numerically controlled reciprocating submersible pump apparatus having a drive integrated with a pump freely adjusting...
US20150033767 Cryocooler with Magnetic Reciprocating Piston  
A cryocooler is described that can include a pressure wave generator, and a refrigeration device (for example, a coldhead), which can be used to liquefy a gas when the gas is exposed to a surface...
US20060087180 Bi-directional operating compressor using transverse flux linear motor  
Disclosed herein is a bi-directional operating compressor using a transverse flux linear motor, the compressor comprising: a pair of stators including a plurality of U-shape upper stator iron...
US20140119964 ELECTROMAGNETIC PUMP DEVICE  
An electromagnetic pump including a suction check valve including a tubular portion and a flange portion that extends in a radial direction from an end edge of the tubular portion, the suction...
US20150125323 FREE PISTON LINEAR MOTOR COMPRESSOR AND ASSOCIATED SYSTEMS OF OPERATION  
A linear motor compressor including a compressor housing and a cylinder housing having a plurality of opposing compression chambers. A piston freely reciprocates within the cylinder housing using...
US20080124231 Sensorless Magnetic Bearing Type Blood Pump Apparatus  
A sensorless magnetic bearing type blood pump apparatus includes a blood pump and a control mechanism. The blood pump has electromagnets for rotating a rotating body in a non-contact condition,...
US20050025638 Electromagnetic pump with oscillating core  
Electromagnetic pump with oscillating core, connected to a hydraulic device, to transfer a fluid into the hydraulic device. The pump includes a containing body, a tubular element of amagnetic...
US20150004027 LINEAR COMPRESSOR  
A linear compressor is provided. The linear compressor may include a shell having a refrigerant inlet, a cylinder arranged in the shell, a piston that reciprocates in the cylinder, a motor...
US20110008193 HERMETIC TYPE COMPRESSOR  
A hermetic type compressor which enables an electric component bracket for connection an electric component cover to be detachably connected to the outer surface of a hermetic container through...
US20060034709 Linear pump with exhaust pulsation attenuation  
A linear pump having an axially aligned cylinder and piston arrangement driven by an electromagnet motor has an exhaust chamber defining a cavity covered by a diaphragm. The diaphragm is movable...
US20060127250 Piston displacement device for reciprocating compressor  
A piston displacement device for a reciprocating compressor comprises a piston linearly reciprocated in a cylinder and having a stroke length varied by a reciprocating motor, a plurality of...
US20120164011 MAGNETIC AIR ENGINE  
The present invention pertains to an engine assembly that utilizes magnetically and air pressure driven pistons. The engine assembly of the present invention utilizes the design and functionality...
US20060008367 Actuator and pump device  
An actuator includes a fixed body and a movable body. The fixed body includes a first yoke, a pair of drive magnets overlapped so as to interpose the first yoke therebetween with their same...
US20150004028 LINEAR COMPRESSOR  
A linear compressor is provided. The linear compressor may include a shell having a refrigerant inlet, a cylinder provided within the shell, a piston that reciprocates within the cylinder to...
US20060127249 Fluid pump, a fluid-transfer plate and an inductive sensor for a fluid pump  
The present invention relates to a fluid pump and a fluid-transfer plate and a sensor for a fluid pump, particularly applicable to linear compressors, for detecting the position of the respective...
US20060073039 Linear oscillating pressurizing device  
A linear oscillating pressurizing includes a main body having an air outlet end and an air outlet valve, two electromagnetic elements disposed in the main body, a piston element disposed between...
US20080226477 ELECTROMAGNETIC OSCILLATING FLUID PUMP  
An electromagnetic oscillating fluid pump with a T-shaped valve includes a housing having an air outlet end and an air outlet, two electromagnetic coils disposed in the housing and a magnetic...
US20120034114 LINEAR COMPRESSOR  
The present invention discloses a linear compressor including: a hermetic container which defines a sealed space where a refrigerant flows in and out and which has an inlet pipe and an outlet...
US20050112001 Reciprocating piston drive mechanism  
A reciprocating piston drive mechanism, especially for a reciprocating piston vacuum pump, includes a cylinder (3) embodied in a housing (12). A piston (4) is moved back and forth in the cylinder...
US20070237658 Magnetically driven valveless piston pumps  
Valveless piston pumps are disclosed that are magnetically driven, thereby eliminating a troublesome dynamic seal used on conventional valveless piston pumps. An exemplary embodiment includes a...
US20070041855 Linear compressor, particularly refrigerant compressor  
The invention concerns a linear compressor, particularly a refrigerant compressor, with a housing (2, 2′) and a compression unit, which comprises a compressor with a piston and a cylinder as well...
US20050163635 Resonant arrangement for a linear compressor  
A resonant arrangement for a linear compressor, comprising a non-resonant assembly formed by a motor and a cylinder (1); a resonant assembly formed by a piston (2) reciprocating inside the...
US20130037245 PIEZOELECTRIC FAN AND AIR COOLING APPARATUS USING THE PIEZOELECTRIC FAN  
A piezoelectric fan includes a vibration plate one end of which in a length direction is supported in a fixed manner and the other end of which in the length direction is a free end; and...
US20080095647 Fluid-Pressure Generator  
A fluid-pressure generator, in order to generate a high pressure-level in fluids at high speed in a small construction space, with an inlet which is adapted to receive fluid from a supply line,...
US20120301334 Compressor and Refrigerating Cycle Apparatus  
In a conventional compressor, since a motor and a mechanical section of the compressor are disposed in one and the same closed container, the motor is exposed to high-temperature coolant and...
US20070048156 Piston assembly of cooler  
There is provided a piston assembly configured to include: a hollow cylinder-shaped magnet sleeve having a magnet(s) bonded on external circumferential surface thereof; a hollow cylinder-shaped...
US20050260086 Linear compressor with sensor  
Disclosed herein is a linear compressor having a sensor for detecting the position of a piston. The linear compressor has a position-detecting unit for detecting the position of a piston. The...
US20070152517 LINEAR MOTOR AND LINEAR COMPRESSOR USING THE SAME  
A linear motor and a linear compressor using the linear motor are provided. Since an inner core is linearly and reciprocally moved together with a target movement body and a magnet insertion...
US20150139819 ELECTROMAGNETIC ACTUATOR AND INERTIA CONSERVATION DEVICE FOR A RECIPROCATING COMPRESSOR  
A compressor includes a piston disposed in a housing and configured to be reciprocatably driven in the housing by an electromagnetic drive. A conventional linear motor drive assembly...
US20060024181 Reciprocating compressor and manufacturing method thereof  
The present invention discloses a reciprocating compressor and a manufacturing method thereof. The reciprocating compressor includes a frame installed in a casing, an outer stator having a winding...
US20050271526 Reciprocating compressor, driving unit and control method for the same  
A driving unit and control method for a reciprocating compressor for controlling a frequency of input power so that an operational frequency of the compressor follows a resonant frequency, which...
US20070041856 Linear compressor  
The invention concerns a linear compressor (1) with a piston (16) reciprocating in a cylinder (8), a linear motor acting upon the piston (16) and a resonance spring arrangement (5) connected with...
US20060034710 Linear pump suspension system  
A linear pump with a cylinder and piston arrangement uses the armature of an electromagnet to reciprocate the piston within the cylinder along a piston axis. The armature is suspended along the...
US20050129540 Constructive arrangement for a resonant compressor  
A constructive arrangement for a resonant compressor comprising a shell (1), within which are mounted: a non-resonant assembly formed by a motor and a cylinder (2), said motor having a coil (6)...
US20150132161 STATOR OF LINEAR COMPRESSOR AND FIXING METHOD THEREOF, LINEAR MOTOR, AND LINEAR COMPRESSOR  
In one aspect of the present invention, a stator of a linear compressor comprises first stator pieces that are circumferentially and sequentially arranged about an axial direction and are radially...
US20090148319 Linear compressor with permanent magnets  
This invention provides a compressor with brushless single-phase linear motor, which includes a movable cylinder associated with a permanent magnet array, at least a stationary electromagnetic...
US20150226194 LINEAR COMPRESSOR  
A linear compressor is provided. The linear compressor includes a machined spring. An inner back iron assembly is fixed to the machined spring at a middle portion of the machined spring. A driving...
US20050112000 Linear motor and linear compressor having the same  
The present invention relates a linear compressor. A stator of the linear compressor includes a core provided with an opening at outside thereof, two extended parts extended inward from both ends...
US20130280103 Reciprocating-Piston Pump With Plain Bearing Traversed By Flow  
A reciprocating-piston pump with plain bearing traversed by flow. The reciprocating-piston pump is driven by an electromagnet to have a bearing of the piston in a cylinder, which bearing is...
US20130058811 RECIPROCATING MOTOR AND RECIPROCATING COMPRESSOR HAVING THE SAME  
A reciprocating motor and a reciprocating compressor having the same make the manufacture of a stator easier and therefore reduce manufacturing costs by configuring the stator such that an inner...
US20080166249 Rotary compressor and air conditioner having the same  
A rotary compressor is provided, including: a rotation shaft; a driving motor which is coupled to a first side of the rotation shaft to supply a rotation force; a rotation cam which is...
US20070286751 CAPACITY CONTROL OF A COMPRESSOR  
A linear compressor that is operated at a frequency greater than the natural frequency of the spring-mass system of the compressor. Operating the compressor at such a frequency can increase the...
US20060220473 Linear motor and process for manufacturing the same, linear compressor, and stirling engine  
A linear motor device includes an inner yoke, an outer yoke, a coil-wound body and a movable magnet portion, first and second clamp rings for clamping the outer yoke, and a spacer for coupling the...
US20080213109 Linear Compressor  
A linear compressor includes a cylinder part with a cylinder bore. A piston is disposed in the bore and slidable therein. A main spring connects the cylinder part to the piston. A connecting...
US20060034711 Linear pump with sound attenuator  
A linear piston pump has a multi-cavity air intake providing improved sound attenuation characteristics. The air intake is formed between a cover mounted in spaced relation to a pump housing so as...

Matches 1 - 50 out of 100 1 2 >