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Patent Searching and Data


Matches 251 - 300 out of 2,255

Document Document Title
WO/2007/038401
A hydraulic machine includes first and second opposing motors. Displacement of the first and second motors is controlled such that while the sum of the displacements of the first and second motors is below a threshold, the displacement o...  
WO/2007/038401
A hydraulic machine includes first and second opposing motors. Displacement of the first and second motors is controlled such that while the sum of the displacements of the first and second motors is below a threshold, the displacement o...  
WO/2007/034301
Methods for controlling the net-displacement of a rotary fluid pressure device are disclosed. One of the net-displacement control methods (47) includes obtaining a desired input parameter (23) and a relative position (21 ) of a first mem...  
WO/2007/031078
Disclosed is a method for producing superheated steam in an engine by injecting highly compressed water into a very hot liquid, synthetic medium located in the engine, resulting in explosion-like evaporation. This process is to take plac...  
WO/2007/031078
Disclosed is a method for producing superheated steam in an engine by injecting highly compressed water into a very hot liquid, synthetic medium located in the engine, resulting in explosion-like evaporation. This process is to take plac...  
WO/2007/030114
A compressor (20) has at least a first rotor (26; 28) at least partially within a bore (276; 278) of a housing. A slide valve element (102; 300) is positioned at least partially within a channel (200; 301) in the housing and has a first ...  
WO/2007/026323
The invention relates to a rotary piston engine for liquid and gaseous fuels. Said rotary piston engine is substantially characterized in that a rotary piston (1) is provided with a protrusion (2) which creates a suction chamber (18), an...  
WO/2007/021371
A scroll compressor is provided with a recess to increase the flow area through which compression chambers communicate with a discharge port. The scroll compressor is of the sort having a wrap with a swing radius that is always equal to ...  
WO/2007/021689
An expansion motor that converts energy input from a source of pressurized gas, such as steam, into work on reciprocating pistons. The expansion motor can be driven by compressed gas, natural gas or other gas from an underground reservoi...  
WO/2007/019018
A controlled-clearance sealing compressor device that provides precision rotor centering directly with respect to the stator housing, vane centering with respect to rotor (not the stator) and the dynamic balance design of the gliders req...  
WO/2007/010775
[PROBLEMS] An installation structure for a swash plate support base, in which play of the swash plate support base are suppressed and the support base can be easily installed in and removed from a casing. [MEANS FOR SOLVING PROBLEMS] A c...  
WO/2007/007415
A food processing cutting facility that, even if it is cleaned by steam or cleaning liquid, has no trouble caused by an insulation failure etc. and where, even if the rotation speed of a rotary blade is reduced when it butts against a po...  
WO/2006/127535
A rotary device for an engine includes a stator and a rotor concentric with and rotatable about an axis with respect to the stator. The rotor and the stator cooperate to provide a working chamber. A plurality of vanes are supported for r...  
WO/2006/125010
A pressure compensation mechanism for a gerotor motor is disclosed, which mechanism includes a shuttle valve that selectively interconnects either port to a single pressure chamber and thus to compensate for pressure-induced imbalances i...  
WO/2006/125010
A pressure compensation mechanism for a gerotor motor is disclosed, which mechanism includes a shuttle valve that selectively interconnects either port to a single pressure chamber and thus to compensate for pressure-induced imbalances i...  
WO/2006/115597
Contemplated plants include a refluxed absorber and a distillation column, wherein the absorber is operated at a higher pressure than the distillation column to thereby produce a cryogenic pressurized lean gas. The lean gas is further co...  
WO/2006/113746
According to one embodiment of the present invention, an electric machine comprises a stator and a rotor. The stator has at least one stator pole with a first leg and a second leg. The rotor has at least one rotor pole. The rotor rotates...  
WO/2006/109079
A fluid-working machine comprises at least one primary working chamber such as a cylinder (4) of cyclically changing volume and primary valves (7) to control the connection of the at least one chamber to low (10)- and high (9)-pressure m...  
WO/2006/099606
A rotary machine which can be a pump or an internal combustion engine has a housing (101 ) enclosing a plurality of rotor spindles (108) lying on the surface of an imaginary cone for driving an output shaft positioned at the vertex of th...  
WO/2006/096178
A compressor apparatus has a housing (22) having first (53) and second (58) ports along a flowpath. One or more working elements (26, 28) cooperate with the housing to define a compression path between suction and discharge locations alo...  
WO/2006/091200
A compressor apparatus (20) has a housing (22) having first (53) and second (58) ports along a flow path. One or more working elements (26; 28) cooperate with the housing (22) to define a compression path between suction (60) and dischar...  
WO/2006/085866
A compressor (20) has an unloading slide valve (100). The valve has a valve element (102) having a range between a first condition and a second condition, the second condition being unloaded relative to the first condition. A first surfa...  
WO/2006/085863
A compressor (20) has an unloading slide valve (100). The valve has a valve element (102) having a range between a first condition and a second condition, the second condition being unloaded relative to the first condition. A piston (124...  
WO/2006/082345
The invention concerns an actuator comprising an enclosed space (12) including a wall (14) impermeable to a first solute and permeable to a solvent containing, at least temporarily, one catalyst adapted to promote the transformation of a...  
WO/2006/071787
Improved rotor position control for rotary machines allows for positioning mechanisms which are more compact, relative to the stroke of the machine. A crank (181, 281) having a center shaft which extends through the rotor chamber is rota...  
WO/2006/067076
A piston pump (1A, 1B) is disclosed, comprising at least one piston element (4A, 4B), driven by a drive device (2) and arranged to be longitudinally-displaced in a housing (3) and with at least one first pressure chamber (10A, 10B), defi...  
WO/2006/068931
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 ...  
WO/2006/063545
The invention relates to a piston arrangement of a hydraulic piston machine, for example, an axial piston machine. A sliding block is placed on the piston. According to the invention, said sliding block is moulded directly onto the pisto...  
WO/2006/064958
In a swash plate-type piston motor (2), pistons (24, 41) reciprocatingly moved by fluid pressure and a cylinder block (23) rotating in an operation chamber (21) depending on the reciprocating motion of the pistons (24, 41) are received i...  
WO/2006/062844
Methods and apparatuses are disclosed that create variable volume chambers. A method includes synchronizing rotation of a plurality of geometrical elements (102, 104, 106; 202, 204, 206) to create a first chamber with the plurality of th...  
WO/2006/058756
The invention relates to a device for converting pressure into a rotary movement or torque, and vice versa, for converting torque into pressure. Said device comprises a stator (1) and a rotor (2). The stator (1) is provided with a circum...  
WO/2006/055393
A converter for producing useable energy from fluid motion of a fluid medium. The converter includes a support structure, at least one movable element immersed in the fluid medium and supported externally on the support structure such th...  
WO/2006/047241
According to one embodiment of the invention, an engine system comprises a housing, an outer gerotor, an inner gerotor, a tip inlet port, a face inlet port, and a tip outlet port. The housing has a first sidewall, a second sidewall, a fi...  
WO/2006/042435
The invention relates to a hydrostatic axial piston machine (10) comprising a cylinder block (30) which can be rotated about a first axis (39), said cylinder block being provided with a plurality of cylinder bores (28) which extend in th...  
WO/2006/041494
A compressor includes a male rotor (26) having a screw-type boy portion (30) extending from a first end (31) to a second end (32) and held within a housing assembly for rotation about a first rotor axis (500). A female rotor (27, 28) has...  
WO/2006/025936
A system for moving fluid from a lower elevation to a higher elevation and then returning fluid to its original level, or alternatively to a level above its beginning lower elevation comprising a variable volume chamber with a weighted l...  
WO/2006/018848
A static-fluid-pressure-driven rotary motor includes a casing (12, 121), which defines a chamber having a fluid inlet and a fluid outlet, and at least one rotor assembly (10) rotatably mounted within the casing. The rotor assembly includ...  
WO/2006/018848
A static-fluid-pressure-driven rotary motor includes a casing (12, 121), which defines a chamber having a fluid inlet and a fluid outlet, and at least one rotor assembly (10) rotatably mounted within the casing. The rotor assembly includ...  
WO/2006/010471
The invention relates to a hydrostatic, slow-speed rotary cylinder engine comprising a power part (1) which acts as an output, said power part comprising a central, stationary stator (4), a rotary cylinder (6) which is used as a rotor an...  
WO/2006/009603
A scroll compressor has a recess (46, 48, 49, 56, 58) cut into a surface of a crankcase (27) or an orbiting scroll (26) while there is no material removed next to the seals (29, 31) that seal refrigerant in the back chamber located betwe...  
WO/2005/119066
A gear (60) for use in a gear pump (2) having intermeshing gear teeth (62) includes indentations (64) formed on one or both of first and second sides of at least one of the multiple gear teeth of the gear. Each of the indentations is of ...  
WO/2005/113979
A buoyancy engine, including an upper casing, a lower casing, and a manifold separating the upper and lower casings. The manifold has internal and external control means, that control amounts of liquid entering and leaving the manifold a...  
WO/2005/110251
A surgical pneumatic motor is designed to be used with an MRI machine without affecting or influencing the magnetic characteristic of the MRI machine. While certain components are made from stainless steel this material is a non-magnetic...  
WO/2005/103488
A device for reducing parasitic loss of a fluid pump is accomplished by connecting the power supply driveshaft to the drive pump element through a clutch element. The clutch element engages the drive pump element and frictionally engages...  
WO/2005/103488
A device for reducing parasitic loss of a fluid pump is accomplished by connecting the power supply driveshaft to the drive pump element through a clutch element. The clutch element engages the drive pump element and frictionally engages...  
WO/2005/100780
A variable capacity pump/motor (100) has a meshing internal and external gear set (128, 124) disposed between an upper mandrel (140) and a lower mandrel (110), each including a flange (120, 144) extending towards the gears to divide a pu...  
WO/2005/098232
A process is described for the synthesis of metal oxides in a nanometric particle form that cannot be easily obtained by conventional bulk synthesis techniques. The method makes use of Colloid Occluded Carbons (COC) and Colloid Imprinted...  
WO/2005/098232
A process is described for the synthesis of metal oxides in a nanometric particle form that cannot be easily obtained by conventional bulk synthesis techniques. The method makes use of Colloid Occluded Carbons (COC) and Colloid Imprinted...  
WO/2005/094547
A pump assembly (100) having a pump housing (206 and 208) and a rotor (222) rotatingly disposed within the housing, the rotor having a plurality of slots (226). The pump assembly includes a plurality of vanes (224), each vane moveably di...  
WO/2005/093258
The invention relates to a hydraulic motor or pump of annular gear construction, with working chambers formed between an outer toothing (18) of an annular rotor (3) and inner toothing (19) fixed to the housing, which periodically expand ...  

Matches 251 - 300 out of 2,255