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Patent Searching and Data


Matches 351 - 400 out of 16,141

Document Document Title
WO/2017/047363A1
This vane pump (100) is provided with a pump cartridge (10) received in a housing space defined by a recessed part (30a) of a pump body (30) and a pump cover (31). The pump cartridge (10) is provided with: a first side plate (5) provided...  
WO/2017/047664A1
According to the present invention, a motive-power transmission mechanism 70 has a drive gear 74 and a supply gear 73. The drive gear 74 is fixed to a drive shaft 6 and rotates integrally with the drive shaft 6. The supply gear 73 engage...  
WO/2017/047487A1
A cartridge-type vane pump (100) is provided with a cover (30), a cover-side side plate (10), and a head pin (50) that passes through a cam ring (4) and that is fixed to an adaptor (40). The head pin (50) comprises: a shaft section (51) ...  
WO/2017/046206A1
Device for measuring flow processes of fluids, comprising an inlet (20), an outlet (22), a positive displacement flow meter (14) which is driven by a drive unit (24) and the positive displacement chamber (36) of which is fluidically conn...  
WO/2017/046199A1
A device for measuring the flow processes of fluids, comprising an inlet (10), an outlet (12), a positive displacement flow meter (16) which can be driven by a drive unit (18) and which is situated in a positive displacement housing (40)...  
WO/2017/047486A1
This cartridge-type vane pump (100) has: a first connection flow path (41a) for connecting a first discharge port (7a) and a first discharge flow path (93a); and second connection flow path (41b) that is formed penetrating a main body se...  
WO/2017/048015A1
The present invention relates to a rotary piston pump for collecting underground water located in a specific depth of a borehole, and the rotary piston pump according to the present invention allows: a plurality of volume varying spaces ...  
WO/2017/043993A1
The invention relates to the field of hydraulic machinery, and more particularly to stators for rotary vane pumps intended for pumping viscous, plastic masses and other fluids and multiphase mixtures which lack lubricating properties and...  
WO/2017/042726A1
Injection apparatus for injecting a liquid formulation into a molten polymer at high pressure includes a reservoir containing liquid formulation at ambient temperature and pressure which is arrange to flood-feed pump body 26 of a first p...  
WO/2017/043478A1
A gear pump (1) comprises: an intake port (6); a first and a second discharge ports (7), (8); an inner rotor (2) including a plurality of outer teeth (20); an outer rotor (3) including a plurality of inner teeth (30) of which the number ...  
WO/2017/041775A1
A slip-ring seal arrangement for shafts comprises a shaft (10) with a first end (12) and a second end (14) and a slip-ring seal (18, 20, 22) with a slip-ring (18) secured for conjoint rotation with the shaft and the axial mobility of whi...  
WO/2017/043444A1
Provided is an electric pump comprising a pump unit that has a pump housing and a gear pump accommodated in the pump housing and that suctions in and discharges a working fluid due to rotation of the gear pump. The electric pump is also ...  
WO/2017/043392A1
A vane pump 100 is provided with: a high-pressure chamber 12 formed in a groove shape in a bottom part of a pump-accommodating concavity 10a, a working fluid being guided to the high-pressure chamber 12 through a first discharge port 9a ...  
WO/2017/036684A1
The invention relates to a machine, in particular an oil pump (1) for conveying oil, wherein the machine has a stator (4) and an outer rotor (6) arranged rotatably therein, and an inner rotor (8) arranged eccentrically to the outer rotor...  
WO/2017/040792A1
A fluid-driven actuator system includes a fluid-driven actuator and at least one proportional control valve and at least one pump connected to the fluid-driven actuator to provide fluid to operate the fluid-driven actuator. The at least ...  
WO/2017/037980A1
This invention provides a screw pump in which one drive-side screw (5) configured by a male screw or a female screw, and at least one driven-side screw (6) configured from the other of the male screw and the female screw, rotate while me...  
WO/2017/032502A1
The invention relates to a pump having a contour ring, a rotor, vanes, side plates, a housing and a housing cover, and lower vane grooves for the application of pressure to the lower vane surfaces, wherein said vanes are arranged in the ...  
WO/2017/032271A1
A rotating apparatus and rotating system applying a pressing gate valve mechanism. In the rotating apparatus and the rotating system, a pressure fluid cavity (11) is provided at the outer side of a gate valve groove. The motion of a gate...  
WO/2017/033720A1
A fuel pump is provided with: an outer gear (30); an inner gear (20) eccentric to and in mesh with the outer gear (30); and a pump housing (11) for rotatably accommodating both gears (20, 30). Both gears (20, 30) rotate while increasing ...  
WO/2017/031428A1
HVAC systems and methods for delivering highly efficient heating and cooling using ambient air as the working fluid. A plenum has an upstream inlet and a downstream outlet, each in fluid communication with a target space to be heated or ...  
WO/2017/030829A1
Techniques are provided for tuning a twin screw positive displacement pump having a signal processor to receive signaling containing information about actual pump performance data for actual rated conditions captured during a tuning func...  
WO/2017/026639A1
The present invention relates to a variable displacement gear pump. The variable displacement gear pump, according to the present invention, moves one of the two gears which are engaged with each other inside a casing of a gear pump in t...  
WO/2017/026224A1
The present invention includes: a pump structure that, when being rotationally driven by an engine, discharges, from a discharge unit, oil suctioned from a suction part as a result of a volume change in a plurality of pump chambers 7; a ...  
WO/2017/025201A1
The disclosure herein relates to device, for example a gear pump, for pumping fluid. The gear pump comprise a motor for driving a rotatable drive shaft; a drive gear configured to be driven by the drive shaft; an idler gear which meshes ...  
WO/2017/021115A1
The invention relates to a displacement pump (10), in particular a rotary vane pump for a motor vehicle, wherein pressure medium flows can be conducted out of the discharge chambers (12b, 14b) into a respective pressure chamber (18a, 18b...  
WO/2017/021118A1
The invention relates to a positive displacement pump (10), in particular a vane pump, for conveying a fluid for a consumer (2) in a motor vehicle, wherein the suction connection (14) is parallel to the return connection (16) at a connec...  
WO/2017/020109A1
An apparatus and method for pressure testing a tubing string of a fluid production well, the tubing string being provided with a progressing cavity pump at a downhole end, which apparatus and method can be used to help determine whether ...  
WO/2017/021117A1
The invention relates to a positive displacement pump (10), in particular a vane pump, for conveying a fluid for a consumer in a motor vehicle, wherein at least one discharge groove (18a, 18b) is formed in the end face (15a) of the housi...  
WO/2017/017962A1
A biomass cake pressure-feeding device equipped with: a screw pump, which has a first screw having a helical first transport tooth, a second screw having a helical second transport tooth, and a casing accommodating the first screw and th...  
WO2017008959A1
The invention relates to a rotary piston pump (16) for conveying a fluid, comprising at least two rotors (52) with conveyor elements (53), a rotational movement being implementable thereby about an rotational axis (61), a working chamber...  
WO2017010028A1
A fuel pump is provided with an outer gear (30) having a plurality of internal teeth (32a), an inner gear (20) having a plurality of external teeth (24a) and meshing eccentrically with the outer gear, and a pump housing (11) that defines...  
WO/2017/009877A1
The present invention concerns a pump comprising rotation means (10', 20', 42, 43, 52, 53) to generate the aspiration/push of a fluid. In accordance with the invention, such rotation means are interchangeable in such a way as to be able ...  
WO/2017/008037A1
An engine comprises a compression portion and a combustion portion. The compression portion comprises twin-screw rotors, male engaged with female. The combustion portion comprises twin-screw rotors, male engaged with female. The male com...  
WO/2017/005403A1
The invention relates to an external rotor pump, in particular a hydraulic external rotor pump, having a first component which is configured as an outer rotor with a sliding surface which is arranged on the outer side thereof, and having...  
WO/2017/003207A1
A rotary fluid machine according to the present invention can comprise: an outer rotor having a plurality of gear teeth provided on the inner peripheral surface thereof; a middle rotor having gear teeth, which are one fewer than the numb...  
WO/2016/209868A1
A positive displacement rotary pump with an improved impeller design integrating replaceable wiper inserts. The impeller generally has one or more lobes and an equal number of conjugate surfaces. Each lobe has an arcuate peripheral end c...  
WO/2016/202334A1
The invention relates to an electromotively-driven liquid pump, particularly an oil pump or reducing agent pump, comprising an electric motor (1), a displacement pump, particularly a gear pump (2), and an end shield (3) arranged between ...  
WO/2016/205188A1
In one aspect, an integrated expander and pump assembly is disclosed that includes: a housing defining an internal chamber and a pair of parallel helical rotors disposed within the housing internal chamber. The assembly can include a fir...  
WO/2016/205792A1
An integrated motor-driven pump is proposed that reduces the part count of the assembly and addresses several tolerance and alignment issues by combining the outlet plate and retainer ring of the pump into a single component. The integra...  
WO/2016/203811A1
A variable displacement type oil pump is provided with: a coiled spring (33) for pressing a cam ring (15) in the direction in which the amount of a change in the volume (amount of eccentricity) of a plurality of pump chambers (24) increa...  
WO/2016/198091A1
The invention refers to a variable pendulum slider lubrication pump (10) for providing pressurized liquid lubricant to an internal combustion engine. The pump (10) comprises a non-rotatable and radially shiftable control ring (12), a rot...  
WO/2016/199061A3
A stretching machine (1) is described for non-ferrous profiles, comprising a head (2) provided with a body (22) and a clamp (21), hydraulic cylinders (3), at least one pump (4), at least one electric motor (5), a liquid tank (6), at leas...  
WO/2016/200055A1
The present invention relates to a vane pump which is capable of smoothly drawing in a working fluid and is drawn into a rotary chamber while minimizing damage of a vane or occurrence of noise, has an excellent performance in terms of fl...  
WO/2016/199055A1
A press (14) for extruding non-ferrous metal profiles is described, comprising at least one punch (2) controlled by oleodynamic or hydraulic cylinders (3, 4) driven in turn by at least one pump (15) controlled by a motor (11), said pump ...  
WO/2016/198036A1
The invention relates to a coupling element (10, 100) for the connection of a helix-shaped eccentric screw pump rotor (50) to a drive shaft, comprising a drive shaft receiving portion (11) and an oppositely arranged rotor connecting port...  
WO/2016/198037A1
The invention relates to a pump housing (10) for an eccentric screw pump (100), comprising a longitudinal axis (L) and an axially extending cavity (H) between an opening (A) at the drive end and an opening (P) at the pump end; the openin...  
WO/2016/199061A2
A stretching machine (1) is described for non-ferrous profiles, comprising a head (2) provided with a body (22) and a clamp (21), hydraulic cylinders (3), at least one pump (4), at least one electric motor (5), a liquid tank (6), at leas...  
WO/2016/194933A1
A pump device is provided with a main pump (101) and a sub pump (102) for supplying hydraulic oil to a hydraulic machine (23), and a switching valve (40) for switching between supplying the hydraulic oil discharged from the sub pump (102...  
WO/2016/193261A1
A mechanically-driven liquid positive displacement pump for delivering a liquid medium has: a pump housing (1, 11) comprising two plane-parallel wall surfaces (10a, 10b) and at least one inlet (12) and at least one outlet (13); a cylindr...  
WO/2016/193043A1
Disclosed are a vane pump (01) and a method for the operation of a vane pump (01). The vane pump (01) comprises a hollow cylinder-shaped contour ring (10) arranged between two lateral plates (11, 12), said ring having an inner circumfere...  

Matches 351 - 400 out of 16,141