Match
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Document |
Document Title |
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US20120251370 |
INTERNAL GEAR PUMP
An internal gear pump for delivering a fluid, in particular one of the gerotor pump type, having a driven gear wheel, a rotatable annular gear interacting with the gear wheel, and a substantially... |
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US20090152009 |
Nano particle reinforced polymer element for stator and rotor assembly
A nano particle reinforced polymer element of a stator and rotor assembly for a power section of a positive displacement fluid motor or a progressive cavity pump. Nano-sized particles are blended... |
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US20150152732 |
GEROTOR APPARATUS FOR A QUASI-ISOTHERMAL BRAYTON CYCLE ENGINE
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... |
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US20100003152 |
Gerotor apparatus for a quasi-isothermal brayton cycle engine
According to one embodiment of the invention, a gerotor apparatus includes a first gerotor, a second gerotor, and a synchronizing system operable to synchronize a rotation of the first gerotor... |
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US20070224064 |
Pump Apparatus And Methods For Using Same
A pump apparatus for transporting at least one fluid, comprising a shaft, wherein the shaft has a longitudinal axis; a motor, wherein the motor is adapted to rotate the shaft about the... |
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US20070086907 |
Gearwheel and method for manufacturing a gearwheel
The invention concerns a gearwheel (1) with a gear rim (2) and an insert (3) whose external diameter (d3) is greater than half of the external diameter (d1) of the gearwheel (1), wherein the... |
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US20060039815 |
Fluid displacement pump
An internal gear fluid displacement pump. The fluid displacement pump includes an outer gear having internal teeth disposed about an inner surface thereof, an annular element constituting the... |
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US20060140810 |
Motor-mounted internal gear pump and electronic device
The invention relates to a pump which assures high reliability while maintaining the functionality as a compact, inexpensive motor-mounted internal gear pump. The pump includes an inner rotor with... |
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US20100183454 |
ROTARY DISPLACEMENT PUMP
A rotary displacement pump (2) for pumping a medium, having a pump housing (3); a reception chamber (4) which is formed in the pump housing (3), with an inlet area (26) and an outlet area (27); at... |
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US20110091343 |
DRILL MOTOR ASSEBLY
A stator for use with a drill rotor, the stator formed at least in part by a ceramic and/or cermet reinforced alloy material. |
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US20050063851 |
Gerotor pumps and methods of manufacture therefor
Improved gerotor pumps (10, 100, 150, 180, 210, 230, 260, 270, 310, 340, 370, 400) each featuring an outer rotor (18, 184, 202) of a gerotor set (12, 186, 204, 344) located laterally with respect... |
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US20060067849 |
Rotor structure of inscribed gear pump
An inscribed gear rotor includes a housing forming a cylindrical space, a driven rotor including a plurality of inner gears, a driving rotor including a plurality of outer gears engaging with the... |
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US20160160982 |
HYDRAULIC CONTROL UNIT HAVING INTERFACE PLATE DISPOSED BETWEEN HOUSING AND PUMP
A hydraulic control unit that delivers hydraulic fluid to a limited slip differential constructed in accordance to the present disclosure can include a hydraulic control unit housing, a motor, a... |
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US20150071795 |
FLUID DISPLACEMENT SYSTEM USING GEROTOR PUMP
A fluid displacement system for a fluid producing subterranean well includes a well extending from a surface to a subterranean fluid bearing formation, the formation being in fluid communication... |
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US20100119398 |
Gerotor Pump
A gerotor pump has a pump body having a cavity for housing an outer rotor having an outer surface which slides on the surface of the cavity, and an inner surface with lobes projecting inwards of... |
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US20050214149 |
Displacement pump with variable volume flow
A displacement pump with variable volume flow having a casing; a chamber with an inlet opening on a low pressure side and an outlet opening on a high pressure side for a fluid; an internal rotor... |
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US20060029509 |
Trochoid pump
A trochoid pump for supplying hydraulic fluid to a power cylinder in a power steering system. The trochoid pump includes a housing formed therein with an annular operating chamber. Outer rotor... |
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US20080240960 |
Pump
A pump assembly including a gerotor pump having an inlet and an outlet, and comprising an annulus and a lobed rotor, one, but not both, of the rotor or annulus being split axially into two parts,... |
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US20070092392 |
Internal gear pump
An internal gear pump includes a recessed portion communicating with each corresponding interproximal space and defined in a way that the inlet port and the outlet port are prevented from... |
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US20090087333 |
Gerotor pump
A gerotor pump comprises a rotor chamber having a longitudinally extending central axis, an outer rotor rotatable in the rotor chamber with a radial clearance between an outer periphery of the... |
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US20050142018 |
Increased capacity valving plates for a hydraulic motor
A hydraulic gerotor motor utilizing the holes surrounding the main assembly bolts together with interconnecting radially extending passages so as to allow for the transfer of fluid axially through... |
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US20100028186 |
HYDRAULIC MACHINE
A hydraulic machine is disclosed with an externally toothed gear wheel (3) and an internally toothed ring, the gear wheel (3) and the ring together forming pressure pockets, which expand and... |
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US20080038135 |
CORROSION RESISTANT HYDRAULIC MOTOR
A corrosion resistant hydraulic motor includes a housing, an output shaft extending through an opening in the housing, a sealing member contacting the output shaft and a water proof coating... |
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US20070140887 |
Method for Imparting Residual Compressive Stress in Metal Parts
A method of hardening metal parts, such as a rotor or drive link, and parts thus produced. Preferably the method includes imparting residual compressive stresses into the metal parts and uses... |
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US20060210417 |
Inscribed gear pump
An inscribed gear pump that provides a housing, an outer rotor formed with a plurality of inner teeth continuously at an internal circumference thereof which is rotatably provided to an inside of... |
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US20080145255 |
Hydraulic pump for vehicle
A hydraulic pump for a vehicle includes: a block; a pulley receiving an engine torque and rotating; a pump housing attached to the block; an outer rotor mounted in the pump housing; an inner rotor... |
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US20060188381 |
Seal assembly for hydraulic pump output shaft
A seal assembly for a hydraulic pump is provided. The assembly includes a spacer ring, a rotor having a first side and a second side, the first side engaging the spacer ring, and a spring-loaded... |
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US20150050176 |
Cycloidal Pinwheel Pair with Uniform Contact and One-tooth Difference
Disclosed is a cycloidal pinwheel pair with uniform contact and one-tooth difference, comprising a stator and a rotor. Each gear tooth profile of the rotor has a modified recess provided... |
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US20130068328 |
Gerotor Pump Assembly and Engine Fluid Delivery System Using a Gerotor Pump Assembly
A gerotor pump assembly includes a gerotor pump and a relief valve assembly. The relief valve assembly is operably coupled to the pump housing and includes a relief valve inlet in fluid... |
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US20100098571 |
Pump Apparatus and Methods for Using Same
A pump apparatus for transporting at least one fluid, comprising a shaft, wherein the shaft has a longitudinal axis; a motor, wherein the motor is adapted to rotate the shaft about the... |
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US20150132170 |
PUMP UNIT
A pump unit includes a housing which has an outwardly open recess, in which a pump is arranged. The recess is closed by a cover. The pump unit also has a pressure relief valve which is arranged in... |
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US20080031759 |
Hydraulic rotary motor
A hydraulic rotary motor, in particular to a stewing gear for elevating plant such as excavator grabs, etc., comprising a housing in which a rotor is rotatably received as well as a ring piston... |
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US20050145213 |
Electric power generator assembly
An electric power generator assembly comprises a rotary piston engine having a housing, which defines a chamber. A rotary piston having an oval contour is rotatably guided in this chamber. A... |