Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723)
12/1999
12/30/1999DE19843120C1 Adjustable radial piston pump or motor
12/30/1999DE19828939A1 Axial piston machine with a number of pistons and a lifting disk
12/29/1999WO1999067533A1 Eccentric system
12/29/1999WO1999067532A1 Dual pump unit
12/29/1999WO1999051880A3 Multi-cylinder piston pump
12/29/1999EP0966607A1 Hydraulic pressure supply pump with multiple sequential plungers
12/29/1999EP0966597A1 Hydraulic pump with engine mounted drive bearing
12/23/1999WO1999066206A1 Filter system in the intake chamber of a piston pump
12/23/1999DE19847471A1 Piston pump for vehicle braking system
12/23/1999DE19847470A1 Kolbenpumpe Piston pump
12/23/1999DE19827653A1 Eccentric fitting for radial piston pump
12/22/1999EP0964998A1 Improved adapter for mechanically coupling a pump and a prime mover
12/22/1999EP0964980A1 Axial piston machine with rpm-dependent pressure acting against the cylinder drum
12/22/1999EP0794851A4 Motor driven hydraulic tool
12/21/1999US6003430 Radial piston pump
12/15/1999EP0963506A1 Hydrostatic machine piston
12/15/1999CN2353924Y High-efficiency rotor pump
12/14/1999US6000764 Hydraulic pump assembly and method of making same
12/14/1999US6000316 Hydraulic axial piston machine
12/09/1999WO1999046504A3 Radial piston engine with guide rollers
12/08/1999EP0961882A1 Piston pump
12/08/1999EP0681652B1 Double acting simplex plunger pump
12/08/1999CN2352715Y Low noise and inclined disc type axial plunger pump
12/02/1999WO1999061797A1 Device for adjusting hydraulic equipment
12/01/1999EP0960463A1 Motor-driven eccentric pump
11/1999
11/30/1999US5993179 Housing block with a piston pump for a brake system
11/30/1999US5992944 Pump devices
11/30/1999US5992517 Downhole reciprocating plunger well pump system
11/25/1999WO1999060273A1 A digital pump
11/25/1999WO1999060269A1 Axial piston pump
11/25/1999DE19823353A1 Axial piston pumps for mineral and synthetics
11/24/1999EP0958453A1 Piston pump
11/24/1999CN1046788C Variable volume pump with slider and rotor
11/23/1999US5988994 Angularly oscillating, variable displacement compressor
11/23/1999US5988988 Capacity control valve device for variable capacity swash plate compressors
11/23/1999US5988987 Method for merging and/or ratio blending aliquant
11/18/1999WO1999058853A1 Piston pump
11/18/1999WO1999042725A3 Piston pump
11/18/1999DE19920168A1 Radial piston pump of camshaft and cylinders for vehicle media
11/18/1999DE19819960A1 Axialkolbenpumpe mit integriertem Schwenkwegmeßsystem Axial piston pump with integrated Schwenkwegmeßsystem
11/17/1999EP0956450A1 Pump, in particular for an hydraulic wheel-slip brake control system
11/17/1999EP0956445A1 Hydraulic pressure supply pump with simultaneous directly actuated plungers
11/17/1999EP0956429A1 Piston assembled from a metal and a ceramic part
11/16/1999US5984650 Pressure fuel pump device
11/16/1999US5983781 Sliding bearing with self-adjusted load bearing capacity
11/16/1999US5983776 Two-piece slipper with balanced running face
11/11/1999DE19820902A1 Piston pump for a vehicle hydraulic brake system
11/10/1999EP0955465A2 Axial piston pump with integrated system for measuring angular displacement
11/10/1999EP0954702A1 Piston pump and method of reducing vapor lock
11/10/1999CN1234853A Piston pump and method of reducing vapor lock
11/09/1999US5980220 Vertically mounted high pressure water pump
11/09/1999US5980215 Adjustable hydrostatic pump with additional pressure change control unit
11/09/1999US5980214 Fluid pump with split plungers
11/09/1999US5979501 Fluid distributing apparatus for piston-type hydraulic motors or pumps
11/09/1999US5979297 Perfected piston pump in particular a radial-piston pump for internal combustion engine fuel
11/09/1999US5979296 Reciprocating pump
11/09/1999US5979295 Hydraulic motor piston
11/09/1999US5979294 Method and apparatus for controlling axial pump
11/09/1999US5979271 Axle driving apparatus
11/04/1999WO1999056018A1 Axial piston variable displacement machine
11/04/1999WO1999043949A3 Supply pump for gasoline common rail
11/04/1999DE19830302A1 Externally supported radial piston pump for fuel injection system
11/04/1999DE19818396A1 Radial piston pump with asymmetric slide
11/04/1999DE19816926A1 Axialkolben mit einer in einem Schwenklager schwenkbar gelagerten Schrägscheibe Axial piston having a pivotally mounted in a pivot bearing swashplate
11/04/1999CA2330278A1 Axial piston variable displacement machine
11/03/1999EP0953767A2 Hydrostatic machine
11/03/1999EP0953111A1 Axial piston machine with damping element for the inclined or wobble plate
11/02/1999US5975864 Pump with self-reciprocating pistons
11/02/1999US5975863 High pressure water pump system
11/02/1999US5975858 Hydraulic drive unit of a press machine and swash plate type variable capacity axial piston pump to use for said device
10/1999
10/28/1999WO1999054625A1 Controlled porting for a pressure transformer
10/28/1999WO1999054624A1 A hydraulic rotating axial piston engine
10/28/1999DE19818721A1 Hydrostatische Maschine Hydrostatic machine
10/26/1999US5971717 Axial piston machine having a cooling circuit for the cylinders and pistons
10/26/1999US5970845 Piston for a hydrostatic axial piston machine
10/26/1999US5970844 Cylinder sleeve assembly
10/21/1999DE19816044A1 Radial piston pump for producing high fuel pressure in the fuel injection system of an internal combustion engine, particularly common rail injection systems
10/20/1999EP0950813A2 Swivel bearing for a swash plate in an axial piston machine
10/20/1999EP0950149A1 Radial piston pump for high pressure fuel supply
10/20/1999CN2344578Y Double-fork swashplate axial piston pump
10/19/1999US5967123 Fuel pump
10/14/1999WO1999051881A1 Adjustable face plate for hydraulic pump or motor
10/14/1999WO1999051880A2 Multi-cylinder piston pump
10/14/1999WO1999051477A1 Anti-lock-up vehicle braking system
10/14/1999DE19841152A1 Blockiergeschützte Kraftfahrzeug-Bremsanlage Anti-lock automotive vehicle brake system
10/14/1999DE19814506A1 Radialkolbenpumpe zur Kraftstoffhochdruckversorgung Radial piston pump for high pressure fuel supply
10/07/1999WO1999050555A1 Radial piston pump for high-pressure fuel supply
10/06/1999CN2342127Y 轴向阀式油泵 Axial pump valve
10/05/1999US5960699 Hydraulic pump unit
10/05/1999US5960697 Axial piston machine
09/1999
09/30/1999WO1999049215A1 Pump unit
09/30/1999DE19813302A1 Kolbenpumpe bzw. Bremsanlage mit Kolbenpumpe Piston pump and brake system with piston pump
09/30/1999DE19813301A1 Pumpeneinheit Pump unit
09/30/1999DE19811665A1 Self-controlled rotary piston pump
09/29/1999EP0945614A2 Piston pump for a vehicle brake system
09/29/1999CN2340932Y Grasping hydraulic part
09/28/1999US5957666 Tandem-type pump having an auxiliary pump
09/23/1999WO1999047810A1 Combination of shim and cam
09/23/1999DE19815614A1 Axial piston machine with hydrostatic relief of cylinders
09/22/1999EP0943798A2 Axial piston machine with hydrostatic relief of the cylinder bores
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