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Patent Searching and Data


Matches 501 - 550 out of 16,282

Document Document Title
WO/2016/084804A1
A variable capacity vane pump (100) is provided with: a throttle (37) for giving resistance to the flow of a working fluid discharged from a pump chamber (11); a control valve (27) for channeling the working fluid discharged from the pum...  
WO/2016/079241A1
The application relates to a system for conveying a medium having not less than two working machines (2, 2a, 2b, 2c) that each have not less than one carrier shaft (25, 35) with transport elements (22, 32) for the medium to be conveyed a...  
WO/2016/079239A1
The application relates to a device for conveying a medium having a working machine (2) and multiple carrier shafts (25, 35) with transport elements (22, 32) for the medium to be conveyed arranged on them, along with a drive (3) that set...  
WO/2016/080113A1
A variable capacity vane pump 1 that supplies operating oil to a power steering device and is equipped with: a pump housing 2, comprising a bottomed cylindrical front housing 5 and a rear housing 6 that closes off the front housing; a pu...  
WO/2016/075993A1
The present invention comprises: a stator 2 that is cylindrical and has a through hole 10, the through hole 10 in the shape of a female screw and being formed at a certain pitch in the flow direction from an inlet to an outlet; and a rot...  
WO/2016/075898A1
In the present invention, multiple pump chambers (40) are continuously connected as being prescribed between positions where inner teeth (300) of an outer gear (30) and outer teeth (200) of an inner gear (20) are closest to each other. A...  
WO/2016/076020A1
This oil pump is provided with: an inner rotor in which a plurality of vanes are housed in a manner that allows sliding motion in the radial direction; an outer rotor to which the end parts of the plurality of vanes are coupled; a first ...  
WO/2016/074847A1
The invention relates to a rotary piston machine with a rotary piston (12) rotatable in a housing (3) with a housing outer surface (5). In order to provide a rotary piston machine with a rotary piston having a simple structure and cheap ...  
WO/2016/071274A1
A positive displacement pump (1) for pumping oil in a motor vehicle transmission comprises a pump stage (3) that has a central kidney-shaped suction cavity (14) and two kidney-shaped pressure cavities (12, 13). Oil is selectively pumped ...  
WO/2016/066440A2
The invention relates to an internal-gear pump (10), in particular for a hydraulic circuit (160) of a motor vehicle power train (140), said pump comprising: a housing (12); an internal rotor (14), mounted in the housing (12) to rotate ab...  
WO/2016/068971A1
A variable displacement vane pump that includes a biasing assembly that applies a first biasing force to a pump control ring when the pump control ring is located a first position and a second position and applies a second biasing force ...  
WO/2015/158320A4
The invention relates to an adjustable pump unit (4, 22) for a positive displacement pump, in particular for an eccentric screw pump or for a rotary piston pump, that is to be adaptable to a wide variety of operating conditions and conve...  
WO/2016/067237A1
THIS invention relates to a pump with a displaceable rotor / stator set and more particularly, but not exclusively, to a positive displacement pump in which the rotor / stator set can be replaced in situ without having to remove inlet an...  
WO/2016/059490A1
A control system comprising: - a variable volume positive displacement rotary pump (2), in turn comprising: i) a stator (20) that is movable so as to determine a variation in the volume of the pump (2); ii) a first thrust chamber (21 ) f...  
WO/2016/059492A1
A control system comprising: - a variable volume positive displacement rotary pump (2), in turn comprising: i) a stator (20) that is movable so as to determine a variation in the volume of the pump (2); ii) a first and a second thrust ch...  
WO/2016/056103A1
This internal gear pump accommodates: a ring-shaped internally toothed gear provided with internal teeth; and an externally toothed gear provided with external teeth which internally mesh with the internal teeth of the internally toothed...  
WO/2016/056295A1
Provided is an internal gear pump. The shape of any one of a plurality of external teeth and a plurality of internal teeth of the pump is formed on the basis of formulae (1)-(5). Formula (1): r=ro-dr∙cosθ. Formula (2): Px=(ro-dr)+1/4d...  
WO/2016/057294A1
A personal formulation device for mixing and dispensing customized formulations from ingredient reservoirs carried by the device. The device may include a plurality of miniaturized progressive pumps with a flexible coupling between the m...  
WO/2016/055261A1
The invention relates to a fluid pump, in particular for supplying fluid and regulating pressure in a fluid circuit of a slip-controllable vehicle brake system. Fluid pumps of this type have a working chamber, arranged between an inlet (...  
WO/2016/052570A1
Friction between a piston and an end part of a driving shaft and end part of a driven shaft had resulted in lower machine efficiency or wearing of the components. The present invention addresses this by means of a gear pump (1) provided ...  
WO/2016/049086A1
A gear pump for power generation comprises a first rotor and a second rotor in a case. The first rotor comprises a first plurality of radially spaced teeth, wherein the first plurality of radially spaced teeth wrap around the first rotor...  
WO/2016/044867A1
The invention relates to rotor machines where the rotor makes uniform orbital rotation inside a toroid-shaped chamber. It may be used as a pump, compressor, etc. The orbital machine contains a hollow body (1), a drive shaft (4) and a rot...  
WO/2016/041411A1
Disclosed is a large-scale viscous semi-solid homogeneous material propeller and application, which belong to the technical field of dry type biogas fermentation material propulsion. The propeller comprises long-shaft propulsion impeller...  
WO/2016/041686A1
The invention relates to a stator for an eccentric screw pump comprising an inner cavity which has a helically coiled inner contour for accommodating a rotor. The stator comprises a stator core arranged in a stator casing, said core comp...  
WO/2015/158320A3
The invention relates to an adjustable pump unit (4, 22) for a positive displacement pump, in particular for an eccentric screw pump or for a rotary piston pump, that is to be adaptable to a wide variety of operating conditions and conve...  
WO/2016/036130A1
The hydraulic automatic transmission bicycle of the present invention comprises a hydraulic automatic transmission which can be manufactured and operated in various configurations and various manners, thereby providing the advantage of a...  
WO/2016/035033A1
A variable displacement vane pump has a control slide displaceable within its housing and a first control chamber and a second control chamber for receiving pressurized lubricant. A thermally adjustable control valve is provided in the h...  
WO/2016/035553A1
An electric vane pump 100 comprises: a motor shaft 4 rotatably supported by a motor housing 3 through bearings 2a, 2b; a pump housing 40 connected to the motor housing 3 and having a pump accommodation part 40a; a pump rotor 31 connected...  
WO/2016/034340A1
The invention relates to an eccentric screw pump, comprising at least one stator (1) composed of an elastic material and a rotor (2) that can be rotated in the stator (1), the stator (1) being surrounded by a stator casing (3) at least i...  
WO/2016/035398A1
The present invention is configured in such a manner that the center of gravity of a motor section (10A) is positioned close to the opening end surface of a motor containing section (24) by affixing a stator section (18) to the motor con...  
WO/2016/033015A1
An internal gear pump (100) comprises: a rotor/torque ring comprising an internally lobed (140) rotor (130) and a torque ring (120) extending beyond at least a first end (134) of the rotor; an externally lobed (160) idler (150) encircled...  
WO/2016/031646A1
This dispenser device (10) includes a support member (45) that is movable relative to and along a work plane (1), a positive displacement dispenser (11) that is supported by the support member (45), a travel amount detecting means (first...  
WO/2016/032063A1
The present invention relates to a micro gear pump having an improved structure so that the working fluid pressure can be maintained at or below a reference pressure. With respect to a micro gear pump provided with a pump main body havin...  
WO/2016/027308A1
Provided is a vane pump configured so as to prevent a cam ring and vanes from separating from each other during reverse rotation. A vane pump is provided with: a cam ring (24); a rotor (26) rotatably provided within the cam ring (24); va...  
WO/2016/024519A1
This hydraulic device is provided with a pair of gears, a main body (3) which has a hydraulic pressure chamber housing the gears, a pair of bearing members (40, 45), a pair of side plates (30, 35), and a sealing member (50, 55) which par...  
WO/2016/024885A1
The claimed group of inventions relates to the field of mechanical engineering and can be used in hydraulic machines, pumps, compressors, water cannons and engines for pumping liquid or gases. A method for pumping liquid or gases cons...  
WO/2016/017710A1
Conventional variable vane pumps retain working fluid inside a compression chamber when a cam ring has moved to a pressing member side from an eccentric position at the reverse side of the rotor from the pressing member and exhibit the p...  
WO/2016/013504A1
[Problem] The purpose of the present invention is to provide a uniaxial eccentric screw pump which is compact in the length direction and is less likely to suffer from such problems as stick slippage and damage to a shaft joint. [Solutio...  
WO/2016/014715A1
A pump includes a casing defining an interior volume. The pump casing includes at least one balancing plate that can be part of a wall of the pump casing with each balancing plate including a protruding portion having two recesses. Each ...  
WO/2016/014978A1
A rotary pump may include a rotary cover and a rotary housing that may be engaged with one another during operation. A ring gear may be positioned within an internal portion of the rotary cover and rotary housing, and an inner gear may b...  
WO/2016/010551A1
A variable displacement vane pump includes a biasing element for urging the control ring toward a first position that corresponds to a maximum volumetric capacity of the pump. Fluid pressure within a control chamber urges the control rin...  
WO/2016/008465A1
The application relates to a hydraulic motor for driving auxiliary units. The aim of the application is to develop a hydraulic motor for driving auxiliary units that operates very effectively both at low operating pressures present at th...  
WO/2016/009197A1
A rotary piston compressor is disclosed, comprising a housing having an epitrochoidal shaped inner bore (10), peripheral inlet and exhaust ports (12, 14) located in the bore, and a rotary piston (18) rotatably mounted within the housing....  
WO/2015/197557A1
The invention relates to a modular construction system (1) for the rotors (2) of a pendulum-slider vane pump for delivering a fluid, for example lubricating oil, said system comprising: - at least three inner rotors (3) of different diam...  
WO/2015/198224A1
Fluid pump (10) comprising a hollow body (100) in which a stator (101) and an external rotor (106) of an electric motor are mounted. The external rotor (106) is rotatably mounted about a main axis (X-X) and has an internal cavity (25) co...  
WO/2015/193083A1
The invention relates to an internal combustion engine with a fluid reservoir and a fluid/steam accumulator. The fluid/steam accumulator is connected to a valve via a first connecting line, and the valve is connected to an electrically d...  
WO/2015/164453A3
A fluid delivery system having at least one fluid storage device and a pump with at least one fluid driver with a flow-through shaft that has a through-passage. The pump includes a casing, and at least one fluid driver having a prime mov...  
WO/2015/183600A1
In at least one aspect, this disclosure relates to a wellsite pump for a wellsite having a wellbore penetrating a subterranean formation. The wellsite has a conduit to pass a wellsite fluid about the wellsite. The wellsite pump includes ...  
WO/2015/183135A1
The present gear machine relates to the field of hydraulic and pneumatic positive displacement machines with a rotating working member, in which the movement of the pumped medium takes place in a direction perpendicular to the axes of ro...  
WO/2015/183980A1
An integrated pressure plate and port plate, and method of forming same, for a pump includes a housing having a pumping chamber formed therein. The housing includes first and second metal pressure plate portions that form at least a port...  

Matches 501 - 550 out of 16,282