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)
12/2000
12/06/2000EP1056948A2 Piston pump
12/05/2000US6155798 Hydrostatic axial piston machine
12/05/2000CA2025171C Deposition process for a protective amorph inorganic coating on a polymeris organic substrate
11/2000
11/30/2000WO2000071895A1 Radial plunger machine, in particular a radial plunger pump
11/30/2000WO2000071852A1 Piston machine
11/30/2000DE19924834A1 Hydrostatic axial piston engine has cylinder body with spherical concave control surface coated with thin layer of tin bearing material and interacting with convex control surface of fixed control mirror made from treated steel
11/30/2000DE19924774A1 Kolbenpumpe Piston pump
11/30/2000DE19924064A1 Positive displacement pump comprises a bearing bush which supports the pump shaft, and is provided with a groove serving as a conduit for delivery of a cooling/lubricating medium into the shaft and bearing system
11/29/2000EP1055068A1 A hydraulic rotating axial piston engine
11/29/2000EP1055067A1 A hydraulic rotating axial piston engine
11/29/2000EP1055066A1 Apparatus for executing activities assisted by hydromotors and a hydraulic transformer for use in such an apparatus
11/28/2000US6152702 Capacitive sensing apparatus for sensing a plurality of operating parameters associated with a variable displacement piston pump
11/28/2000US6152014 Rotary piston machines
11/23/2000DE19918122A1 Kolbenpumpe Piston pump
11/21/2000US6148716 Low noise high efficiency positive displacement pump
11/16/2000WO2000068571A1 Swashplate type axial-piston pump
11/16/2000DE19922297A1 Pumpeneinheit Pump unit
11/16/2000DE19921501A1 Hydraulische Maschine mit einem außenseitig von einem Wälzlager angeordneten Dichtelement A hydraulic machine with a outer side of a rolling bearing arranged sealing element
11/15/2000EP1052445A1 Lubricant supply device
11/14/2000US6146115 Piston pump
11/09/2000DE19920998A1 Multiple radial piston pump with integral pressure relief valve, suitable for common rail injectors on internal combustion petrol engines
11/09/2000DE19920997A1 Radial piston pump has eccentric shaft located in housing for driving pump units, so that pressure medium is sucked into cylinder space of each pump unit by suction valve
11/08/2000EP1050680A2 Shaft seal for hydraulic machine
11/08/2000EP1049874A1 Axial piston pump
11/08/2000EP1049873A1 Radial piston pump for producing high pressure fuel
11/07/2000US6142060 High pressure fuel pump having a bellows sealing arrangement
11/02/2000WO2000065234A1 Piston pump
11/02/2000WO2000065231A1 Piston pump
11/02/2000WO2000065230A1 Hydraulic pump with built-in electric motor
11/02/2000WO2000064717A1 Piston pump
11/02/2000WO2000064570A1 Apparatus and method for customising cosmetic products
11/02/2000EP1048849A1 High pressure liquid pump
11/02/2000EP1047878A1 Piston pump for a high-pressure cleaning device
11/02/2000EP1047876A1 Radial piston pump for high pressure fuel supply
11/02/2000EP1047875A1 Radial piston pump for high pressure fuel supply
11/02/2000DE10018708A1 Fuel injection pump has bias device for movable unit for subjecting fuel in fuel pressure chamber to pressure, reciprocal motion regulator that operates if unit raised above upper dead point
10/2000
10/31/2000US6139284 Radial piston pump for high pressure fuel delivery
10/31/2000US6138549 Axial piston machine with improved wobble drive
10/26/2000DE19956092A1 Piston pump, especially high-pressure radial piston pump
10/26/2000DE19918601A1 Hydraulic radial piston machine has larger cylindrical part seat and larger first piston section to give larger pressure contact face
10/26/2000DE19918127A1 Piston pump for hydraulic motor vehicle brake systems has stepped hollow piston with chamber forming displacement chamber for pump
10/26/2000DE19918126A1 Piston pump for hydraulic motor vehicle brake system has hollow piston with chamber forming displacement chamber for pump, and flow direction control valve has band-shaped elastic closure body
10/26/2000DE19918124A1 Piston pump for hydraulic motor vehicle brake systems has piston seal forming back pressure valve to control fluid flow direction
10/26/2000DE19918123A1 Piston pump has two pistons each with re-setting chamber, with volumes increased/decreased by piston stroke movements
10/26/2000DE19918121A1 Piston pump for hydraulic motor vehicle brake system with piston chamber forming pump displacement chamber, and piston sliding on stationary inner pump part
10/26/2000DE19859442C1 Hydrostatische Kolbenmaschine Hydrostatic piston machine
10/25/2000EP1045989A1 High pressure cleaning device
10/24/2000US6135722 Positional relationship of a bearing in the shutoff member of a variable displacement compressor
10/24/2000CA2017964C Bearing lubrication in axial piston fluid devices
10/19/2000DE19916376A1 Pumpengehäuse Pump housing
10/19/2000DE19914268A1 Axial piston machine has connecting passage incorporating restrictor element linking HP channel of control component to LP channel
10/18/2000EP1045142A2 Pump housing
10/18/2000CN1057584C Axial piston machine, in particular axial piston pump or axial piston motor
10/17/2000US6132188 Dosing pump with magnetic control
10/12/2000WO2000060216A1 Reciprocating fluid machines
10/11/2000EP0920541B1 Method for making parts usable in a fuel environment
10/11/2000CN1269870A Swash plate hydraulic device
10/05/2000DE19914266A1 Axialkolbenmaschine und Steuerkörper für eine Axialkolbenmaschine Axial piston unit and control body for an axial
10/05/2000DE19914258A1 Motorangetriebenes Aggregat Motor-driven aggregate
10/05/2000DE19913774A1 Fuel feed unit for fuel injection system, with fuel feed pump integrated into casing of high pressure pump
10/04/2000EP1041700A2 Motor driven unit
10/04/2000EP1041280A1 Deep well pump
10/04/2000EP1041279A2 Valve plate for axial piston machine
10/04/2000EP1040272A1 Swash plates for axial piston motors
10/04/2000EP0772740B1 Piston pump
10/04/2000CN1268626A Pumping-up pump
10/03/2000US6126418 Piston pump
09/2000
09/28/2000WO2000057060A1 An arrangement in a pump block
09/28/2000WO2000034653A3 Hydrostatic thrust bearing for a wobble plate pump
09/28/2000DE19913070A1 Radial piston pump as high pressure fuel pump in IC engines has axially moveable cylinder with active surface loaded by pressure medium to lift it off support position when max. pressure is exceeded
09/28/2000DE19912509A1 Axialkolbenmaschine Axial piston
09/28/2000DE19909311A1 Axialkolbenmaschine Axial piston
09/27/2000EP1039127A2 Axial piston machine
09/27/2000EP1038105A1 Axial piston engine
09/27/2000EP1038104A1 Axial piston engine
09/27/2000CN1267791A Rotary pump
09/26/2000US6122877 Fiber-polymeric composite siding unit and method of manufacture
09/21/2000WO2000055476A1 Axial piston engine
09/21/2000DE19960569A1 Pump for variable delivery with fixed displacement has several pistons running forwards and backwards within corresponding cylinders in cylinder block and moved by rotation
09/21/2000DE19910659A1 Hydraulic piston machine unit comprises two or more hydraulic machines with rotatably located drive shafts arranged coaxially to one another and coupled by a coupling device with a coupling casing
09/19/2000US6119580 Swash plate type hydraulic rotating machine and method of manufacturing casing for same
09/14/2000WO2000053925A1 Rotary power unit
09/14/2000DE19910923A1 Electric motor/machine unit e.g. motor and piston pump set for anti-slip braking system of motor vehicle, has L- or T-shaped fasteners and positioning or centering unit for connecting motor and machine
09/14/2000CA2365339A1 Rotary power unit
09/12/2000US6116871 Device to reduce pulsations on a hydrostatic positive displacement unit
09/12/2000US6116146 Radial piston machine
09/12/2000US6116138 Pressure transformer
09/12/2000CA2151184C Axial piston pump featuring angled fill ports and noise-reducing relief ports
09/08/2000WO2000052332A1 Axial piston engine
09/07/2000DE19860023C1 Piston pump machine has a holding zone in the inner wall of the seal drilling at the outer side of the sealing ring to contain any leaked hydraulic fluid and prevent its escape
09/05/2000US6113365 Piston pump
09/05/2000US6113364 Pump unit for a slip-controlled, hydraulic brake system of motor vehicles
09/05/2000US6113359 Axial piston pump and relieved valve plate therefor
09/05/2000US6112641 Lubrication system for high-pressure liquid pumps with cylinders of vertical axis
08/2000
08/31/2000WO2000050773A2 Double displacement pump
08/31/2000WO2000050772A1 Hydraulic pump unit
08/31/2000DE19907311A1 Hydraulikpumpeneinheit Hydraulic pump unit
08/31/2000DE19906540A1 Swashplate axial piston pump, having at least two link-block guides with extension to drive shaft axis on spherical setting surface of shaft component
08/31/2000DE19858483A1 Hydraulische Verdrängermaschine, insbesondere Verdrängerpumpe Hydraulic displacement, particularly positive displacement pump
08/30/2000EP1030974A1 Filter system in the intake chamber of a piston pump
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