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WO/2015/179042A1 |
A pump includes a front plate, a gear plate and a rear plate. A drive shaft has a drive gear, an arbor has a driven gear engaged with the drive gear, and first and second bearings are disposed in the gear plate. The first and second bear...
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WO/2015/175111A1 |
A mechanical expelling mechanism for an axial pump system in a loop reactor includes straight or curved repelling vanes mounted to a vertical or tapered rear face of the impellor hub and a tapered wall provided in the adjacent seal housi...
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WO/2015/173255A1 |
The invention relates to a piston machine which comprises: a housing with a chamber which has a substantially circle sector-shaped cross-section; a pivotal piston which is designed as a pivoting element, is arranged in the housing, and c...
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WO/2015/170650A1 |
[Problem] The objective is to provide a pumping device which has good maintainability and with which a constant quantity of a fluid can be transferred without pulsation. [Solution] This pumping device (10) has a pump mechanism portion (2...
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WO/2015/168220A1 |
A sealing arrangement is disclosed for use in a pump. The sealing arrangement can include a first pump component having a first face surface. The first face surface can have a sealing protrusion thereon. A second pump component can have ...
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WO/2015/166718A1 |
An oil supply system of the present invention supplies oil stored in an oil storage unit (20) to an operating unit (10) and comprises: a main pump (30) driven in conjunction with the driving of the operating unit (10) to suction and pres...
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WO/2015/161158A1 |
A sliding vane, positive displacement pump is provided which includes a dual mechanical seal that protects against leakage from a pump chamber while also reducing slip across rotor end faces. The dual mechanical seal may be formed as a c...
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WO/2015/149209A1 |
Disclosed is a steering motor, comprising a spring damping valve, and an oil distributor which is fitted with the spring damping valve to form a cavity in which a buffering assembly is provided. A cylinder assembly is provided on a lower...
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WO/2015/149296A1 |
Disclosed is a double oil passage structure of a steering motor, comprising an upper cover buffering assembly (1) and an oil distributor (2), which are fitted with each other to form an axial cavity (4), wherein an oil flow passage (23),...
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WO/2015/148662A1 |
A pump having a fluid driver disposed within the interior volume of the pump and to a method of delivering fluid from an inlet of the pump to an outlet of the pump using the fluid driver. The fluid driver includes a variable-speed and/or...
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WO/2015/143141A1 |
A gear pump includes a housing, at least one gear set and a plurality of end plates. The gear set may be positioned between the end plates so that side surfaces of the gears face corresponding side surfaces of the end plates. The side su...
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WO/2015/141466A1 |
A pump device comprising: a main pump (101) which supplies a working fluid through a first discharge passage (32) to a fluid pressure apparatus (21); a subpump (102) which supplies the working fluid through a second discharge passage (33...
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WO/2015/138918A1 |
A gear pump and gear pump housing are provided. The gear pump housing includes an inner wall and an outer wall. The inner wall defines an inner pumping cavity having a pumping cavity inlet and a pumping cavity outlet. The outer wall surr...
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WO/2015/137055A1 |
Provided is an attachment structure for an electric oil pump (1) that arranges the electric oil pump (1) without the use of a flow pipe therebetween. The electric oil pump (1) is provided with: a pump section (10) that comprises an inter...
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WO/2015/133342A1 |
The purpose of the present invention is to suppress the occurrence of unevenness in a rotor of an internal gear pump, suppress the formation of gaps between the end surfaces (side surfaces) of an inner rotor and an outer rotor, and to pr...
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WO/2015/133157A1 |
A drive rotating shaft between a rotor section and a pump rotor is rotatably supported by a first slide bearing. The portion of the drive rotating shaft, which is located closer to the front end of the drive rotating shaft than the porti...
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WO/2015/133406A1 |
This seal structure for a member uses an annular seal structure in which a first component and a second component are provided between mutually opposing bonding surfaces, wherein the seal structure for a member uses a gasket (8) which is...
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WO/2015/131196A1 |
A pump having at least two fluid drivers and a method of delivering fluid from an inlet of the pump to an outlet of the pump using the at least two fluid drivers. Each of the fluid drives includes a prime mover and a fluid displacement m...
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WO/2015/129256A1 |
To reduce frictional heat generated between a rotation shaft and a bearing portion in a gear pump in which the rotation shaft having a gear mounted thereon is received by the bearing portion and an image recording apparatus having the ge...
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WO/2015/119050A1 |
A horizontal internal gear pump (1) has: an intake-side capacity chamber in which an inner rotor (3) having a plurality of external teeth is accommodated within an outer rotor (2) having a plurality of internal teeth such that the extern...
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WO/2015/111550A1 |
This vane pump is to be used as a fluid pressure supply source, and is equipped with a rotor that is driven to rotate, multiple vanes that are inserted into the rotor in a slidable manner, a cam ring with which the tip parts of the vanes...
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WO/2015/107946A1 |
Provided are a new rotating body, rotating body material, and manufacturing method for a rotating body, which make it possible to shorten the cutting distance in an inner diameter axis direction of an inner diameter surface to thereby su...
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WO/2015/104530A1 |
A gerotor pump assembly (1) comprises a compression portion (6) of a pumping section (10) which extends into fluid communication with both a gerotor front face (31) and a gerotor rear face (32) to allow, in use, exit of an engine fluid f...
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WO/2015/104012A1 |
Disclosed is a progressive cavity pump (1) comprising a pin joint (7), a stator (3), a rotor (4), and a drive shaft (5), wherein a coupling rod (6) is arranged between the rotor (4) and the drive shaft (5) in a universally jointed manner...
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WO/2015/097639A1 |
A variable displacement pump (1) for fluids comprises movable regulation members (11) which, as operating conditions of the pump (1) vary, perform an oscillatory movement about an axis (18), against the action of opposing members (23), b...
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WO/2015/097637A1 |
A variable displacement pump (1) comprises a regulation ring (11) having at least a pair of actuation stages (19, 20), of which a first stage is permanently exposed to pressure conditions of the pumped fluid and is arranged to make the r...
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WO/2015/096532A1 |
Disclosed is a twin-action variable displacement vane pump or motor, mainly comprising a rotor (3), a stator (12), a vane (4), cylinder covers (11, 12), and a bearing, wherein a division plate disc (5) is provided on the rotor (3) and th...
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WO/2015/092255A1 |
The hydraulic system comprises a housing (10) in which there are arranged a hydraulic device (12), a shaft (14) engaged in the housing and a sealing device (16) between the shaft and the housing. The sealing device comprises first and se...
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WO/2015/087891A1 |
Provided is an internally meshing gear pump which can be manufactured with reduced machining steps and at low cost and which is provided integrally with a slide bearing section having consistently high anti-seizure properties. An interna...
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WO/2015/086216A1 |
The invention relates to a rotary vane pump comprising a rotor, which has slots that extend in the radial direction, radially movable vanes being introduced into said slots, wherein the vanes are guided along the contour of a cam ring wh...
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WO/2015/083458A1 |
Provided is a compact coolant pump that improves motor efficiency and can stably feed a liquefied coolant; also provided is a binary power generation system using such a coolant pump. A coolant pump (6) comprises: a pump unit (40) for fe...
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WO/2015/082257A1 |
The invention relates to a gear pump for delivering a high viscosity pumping medium using a gear pair (2) arranged in a housing (1), wherein one of the gears (2.1) is connected to a driveshaft (3), said driveshaft (3) being mounted on sl...
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WO/2015/075731A1 |
A rotary seal (10) for a fluid handling machine comprising first circular body (12) with circumferential surface (28) and second circular body (16) with similar surface (27), such that the bodies when coaxially assembled, the circumferen...
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WO/2015/052004A1 |
The invention relates to a rotary piston pump for one-time use made of plastic for screwing onto a fastening nozzle on a tubular bag, having two rotors (10), which are coupled to each other via gear wheels (11) and which can be driven in...
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WO/2015/048984A1 |
Gear pump with meshing gears (1, 1') enclosed by a pump housing (2), with bearing journals (5, 6) arranged on longitudinal axes (9, 10) and each projecting laterally away from the gears (1, 1'), wherein at least one of the bearing journa...
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WO/2015/048710A1 |
A gear pump unit for hydroelectric power generation comprises a generator (138) and a control module operatively connected to a gear pump (131). The gear pump (131) comprises a case (131B) with a fluid inlet (132) and an outlet (135). A ...
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WO/2015/046592A1 |
Desired is a vehicle drive device which, when an auxiliary hydraulic power source is accommodated in the case of the vehicle drive device, allows for the auxiliary hydraulic power source to be disposed at an appropriate location. The veh...
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WO/2015/045442A1 |
This oil device is equipped with an oil pump body, and a relief valve that is disposed on a discharge path of the oil pump body and opens/closes a relief path in accordance with the pressure in the discharge path. The relief valve includ...
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WO/2015/041274A1 |
Provided is a vehicle drive device that enables a reduction in man-hours for assembling a pump rotary electric machine, as well as a reduction in man-hours for assembling a power supply cable for supplying power to the pump rotary electr...
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WO/2015/041587A1 |
The invention pertains to a pump device (22) for a power take-off (16) in a vehicle (1), comprising a fluid inlet (32); a fluid outlet (34); a rotor (40), connected to the fluid inlet (32) and the fluid outlet (34), which is arranged on ...
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WO/2015/042404A1 |
A submersible pumping apparatus for displacing transmission fluid includes a pump operably coupled with a motor. A filter housing is attached to the pump and has a cavity with an inlet aperture extending to an exhaust port of the pump. A...
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WO/2015/040985A1 |
Groove parts (53, 55) are disposed on the sliding contact surface of a first side plate (5) more towards the inside in the radial direction than the root diameter of a drive gear (1) and more towards the outside in the radial direction t...
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WO/2015/040962A1 |
A gear fluid device is provided with: a first piston (30) which biases the edge surface of a first rotating shaft (11) of a drive gear (1) by means of the working fluid from the high pressure side so that the thrust load acting on the fi...
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WO/2015/025635A1 |
[Problem] To provide a sliding member for a pump with which the incidence of wear products can be quickly and accurately ascertained even if wear products were produced as the sliding member slides while being in contact with another mem...
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WO/2015/022929A1 |
An air discharge port (22) for discharging part of oil in which air is mixed is composed of a first air discharge port (22-1) provided on the inner peripheral side from the inscribed circle (31) of an outer rotor (2), and a second air di...
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WO/2015/018614A1 |
The invention relates to a coupling device for a metering pump, having a driveshaft (1) and a profiled shaft end (2). The profiled shaft end (2) is designed to be plugged to the metering pump in a rotationally fixed manner. The driveshaf...
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WO/2015/019859A1 |
Provided is a fluid-pump inner rotor which can be easily fitted to an outer rotor. The fluid-pump inner rotor is provided with: a rotor part provided with a through hole along a rotational axis; and a shaft part which is fitted into the ...
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WO/2015/021007A1 |
An improved vane pump assembly is provided. The vane pump assembly includes a housing with an open chamber that is circular in shape when viewed in cross-section and has an inner wall that surrounds the open chamber. A rotor is rotatably...
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WO/2015/016018A1 |
A Rankine cycle device includes a pump, a heat exchanger, an expander, a condenser, an operating fluid passage, a receiving chamber, a drive shaft, an operating unit, a shaft seal member, a shaft seal chamber, a supply passage, a dischar...
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WO/2015/015222A1 |
A rotary engine (10, 510) with improved cooling, and a MMC material for a rotary engine are provided. The rotary engine (10, 510), comprises a rotor (20, 520) having an interior and an exterior divided by a plurality of rotor faces (68, ...
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