Patents for F04C 2 - Rotary-piston machines or pumps (14,296)
05/1996
05/02/1996DE4438696A1 Flügelzellenpumpe Vane pump
05/02/1996DE19543602A1 Rotary pump for fluids
05/02/1996DE19516578C1 Internal gearwheel pump for continuous sterile cleaning
05/01/1996EP0708888A1 A pump with twin cylindrical impellers
05/01/1996EP0708886A1 Rotator
04/1996
04/25/1996WO1996012125A1 Automatic gearbox, in particular for motor vehicles
04/25/1996DE4437377A1 Pump for supplying fuel from tank to engine
04/25/1996DE4437317A1 Pump for supplying fuel from tank to engine
04/25/1996DE4437178A1 Pumpe für flüssige Medien Pump for liquid media
04/24/1996EP0708245A1 Gear pump
04/24/1996EP0707686A1 Hydraulic gearwheel machine (pump or engine) in particular internal-gearwheel machine
04/24/1996EP0659237B1 Vane cell machine
04/18/1996DE4436505A1 Automatgetriebe, insbesondere für Kraftfahrzeuge Automatic transmission, particularly for motor vehicles
04/10/1996EP0705979A1 Efficiency enhanced fluid pump or compressor
04/10/1996CN1120126A 旋转压缩机 Rotary compressor
04/08/1996CA2159389A1 Efficiency enhanced fluid pump or compressor
04/04/1996DE19501441C1 Multi=flow eccentric screw pump
03/1996
03/28/1996DE4434430A1 Adjustable pendulum slide valve machine
03/27/1996CN2223370Y Low-pressure large-flow gear oil pump
03/26/1996US5501585 Oil pump having a sealing mechanism for a pumping chamber
03/21/1996DE4428270C1 Gerotormotor mit Deckelzuführung Gerotormotor with lid feed
03/20/1996EP0702155A2 Pump for hot and corrosive fluids
03/20/1996EP0702154A2 Roller gerotor device
03/20/1996EP0701661A1 Gear pump with controlled clamping force
03/20/1996EP0613528B1 Pump
03/20/1996CN2222819Y Gear oil pump
03/19/1996US5499910 Internal gear pump having a stop for a sickle-shaped filler part
03/14/1996DE4442060C1 Eccentric screw pump for highly viscous media
03/14/1996CA2157843A1 Pump for delivering hot, corrosive media
03/13/1996EP0701061A1 Pump and pump unit and method
03/13/1996EP0682754A4 Vehicle drivetrain hydraulic coupling.
03/12/1996US5498142 Wear resistance
03/07/1996WO1996006798A1 Modular dispenser for multiple fluids
03/07/1996CA2198912A1 Modular dispenser for multiple fluids
03/06/1996EP0699276A1 Pumping process for operating a multi-phase screw pump and pump
03/05/1996US5496224 Torsional vibration damper
03/05/1996US5496163 Gear machine having shaft toothing for driving a gear
03/05/1996US5496160 Scroll compressor having a suction check valve
03/05/1996US5496159 Rotary displacement pump having a separable member that controls the fluid flowpath
03/05/1996US5496155 Rotary device having plural mounting orientations and fluid connections
03/05/1996US5496152 Pump with internal valve between suction and pressure regions
02/1996
02/29/1996DE19531359A1 Hydraulic pump for vehicle
02/27/1996US5494423 Rotary compressor and blade tip structure
02/27/1996US5494193 Postmix beverage dispensing system
02/22/1996WO1996005437A1 Rotary motor with cover-mounted feed
02/22/1996DE4428222C1 Rotary vane type pump
02/21/1996CN2220550Y Double-vane pump
02/15/1996DE4428384A1 Geared pump with gears fixed to shaft and freely rotating
02/15/1996DE19529331A1 Volume meter e.g. for measuring quantity of fuel in petrol pump etc.
02/14/1996EP0696679A1 Gear pump for the delivery of lacquer
02/14/1996CN1031009C Paddle pump
02/07/1996EP0695870A1 Forced compression type pump
02/07/1996EP0363420B2 Pump
02/07/1996CN2219389Y Pressure-resistant leakage-prevention immersible pump
02/07/1996CN1116277A Double-arc impeller pump
01/1996
01/31/1996EP0694126A1 Spinning pump for polyamides
01/31/1996CN1030852C Double-acting automatic variable displacement breakaway stator paddle pump
01/25/1996WO1996001950A1 Helical gear pump or motor
01/25/1996DE4425429A1 Hydraulic machine used as motor or pump
01/24/1996EP0632868B1 Vane-cell pump
01/24/1996EP0614510B1 Geared machine
01/24/1996CN1115361A Composite panel
01/18/1996WO1996001372A1 Gerotor-type pump
01/18/1996CA2190276A1 Gerotor-type pump
01/17/1996EP0692073A1 Gear pump for delivering a liquid
01/16/1996US5484271 Compact controllable vane pump
01/11/1996WO1996000839A1 Non-contact vane-type fluid displacement machine with consolidated vane guide assembly
01/11/1996CA2192585A1 Non-contact vane-type fluid displacement machine with consolidated vane guide assembly
01/10/1996CN2217122Y Improved high pressure gear oil pump
01/10/1996CN1114713A 内接式油泵 Inscribed Pump
01/04/1996DE4423096A1 Rotary pump esp. for fluids with solid content
01/03/1996CN2216608Y Internal gear-meshing oil pump
12/1995
12/21/1995WO1995034757A1 Single-stroke, vane-cell fixed displacement pump
12/21/1995DE3348244C2 Rotary pump or motor
12/20/1995CN1113540A Oil pump
12/19/1995US5476374 Axially ported variable volume gerotor pump technology
12/14/1995DE4420370A1 Einhubige Flügelzellenkonstantpumpe Einhubige vane pump constant
12/14/1995DE4420270A1 Gerotor drive with holding function for winches
12/13/1995EP0686771A2 Internal gear pump with sealings incorporated in the teeth
12/13/1995CN2215038Y Continuous oil-pumping curve gear pump
12/12/1995US5474432 Progressive cavity pump or motors
12/07/1995DE4419631A1 Peristaltic type of hose pump
12/07/1995DE19512230A1 Double-screwed spindle pump assembly has additional mixing zone
12/06/1995EP0685650A1 External gear hydraulic device
12/06/1995CN1112903A Fluid supplying apparatus
12/05/1995US5472329 Gerotor pump with ceramic ring
12/05/1995US5472319 Eccentric screw pump with liquid bypass controlled by a flexible diaphragm
11/1995
11/29/1995EP0684384A1 Toothed belt pump
11/23/1995WO1995031645A1 Vane pump
11/23/1995WO1995031644A1 A pump with twin cylindrical impellers
11/23/1995CA2189949A1 Vane pump
11/22/1995EP0683319A1 Moineau pump
11/22/1995EP0682754A1 Vehicle drivetrain hydraulic coupling
11/22/1995EP0682740A1 Sliding vane machine
11/21/1995US5468904 Fluorine-containing benzophenone derivatives and use thereof
11/21/1995US5468132 Water turbines
11/21/1995US5468131 Method for cooling the shaft of a gear pump rotor, a gear pump rotor, and a gear pump comprising such a rotor
11/16/1995WO1995030834A1 Vane cell pump
11/15/1995CN1111724A Vortex compressor
11/14/1995US5466137 Roller gerotor device and pressure balancing arrangement therefor