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)
11/2009
11/26/2009WO2009141179A1 High-pressure fuel pump
11/26/2009US20090290997 Reduced flow pulsations in a tandem floating cup pump with an odd number of pistons
11/26/2009US20090290996 Bent Axis Type Variable Displacement Pump/Motor
11/26/2009US20090288551 Compact hydraulic mechanism with radial pistons
11/26/2009DE102008001890A1 High-pressure pump i.e. radial or tandem piston pump, for fuel i.e. diesel, injection system of air compressed, self ignition internal combustion engine, has aligning element for aligning tappet body in orientation at area
11/26/2009DE102008001869A1 Radial piston pump for high-pressure fuel supply in common-rail injection system of diesel engine in passenger car, has piston or support body and support ring, which are movably fixed together at region of supporting surface
11/26/2009DE102008001858A1 Plug-in pump has hollow cylinder with cylinder head and piston which is included in hollow cylinder, where piston is limited by end of pump chamber and is overlapped by another end of hollow cylinder
11/26/2009DE102008001840A1 Plug-in pump for use in bore of internal combustion engine, has cup defined by sliding unit, where sliding unit contacts support surface of bearing cup with sliding surface that extends parallel to support surface
11/25/2009EP2122168A2 Load ring mounting of pumping plunger
11/25/2009CN100562662C Installation structure for swash plate support stand and liquid pressure device
11/25/2009CN100562661C Highly pressure fluid pump
11/19/2009WO2009138264A1 Radial piston pump
11/19/2009WO2009138263A1 High-pressure fuel pump
11/19/2009DE102008001793A1 High pressure pump, particularly fuel injection device for internal combustion engine, has pump housing, where drive shaft rotating around axis is carried
11/19/2009DE102008001713A1 Radialkolbenpumpe Radial piston pump
11/18/2009EP2118485A1 Hydraulic piston engine
11/18/2009CN101581298A Inclined plunger hydraulic pump/motor
11/18/2009CN101581297A Inclined plunger hydraulic pump/motor
11/18/2009CN100560975C Swash drive
11/18/2009CN100560228C High pressure cleaning device
11/17/2009US7617761 Opposing pump/motors
11/12/2009WO2009135709A1 High-pressure fuel pump for operating an internal combustion engine
11/12/2009WO2009065537A3 Hydraulic manifold pump
11/12/2009DE102008022604A1 Pump/cross piston compressor for supplying and compressing e.g. steam in water jet cutting system, has piston adjusted by arms of slide and including thickness smaller than thickness of slide minus thickness of bar connecting arms of slide
11/12/2009DE102008001585A1 Automotive fuel pump has radial piston moved by rotating cam supported by springs and side-pads
11/11/2009CN201344120Y Novel connecting rod of radial plunger pump
11/11/2009CN201344114Y Novel small slide block of radial plunger pump
11/11/2009CN201344113Y Novel flow divider shaft of radial plunger pump
11/10/2009US7614337 Rotary radial piston machine
11/05/2009WO2009113804A3 Fluid pump
11/05/2009US20090272256 Axial piston device having rotary displacement control
11/04/2009EP1753989B1 Check valve
11/03/2009US7611337 Hydraulic pump
11/03/2009US7611335 Two set-point pilot piston control valve
10/2009
10/29/2009US20090269216 Variable displacement type compressor with displacement control mechanism
10/28/2009CN101568726A Swash plate type piston pump motor and method for manufacturing the same
10/28/2009CN101568725A Compressor
10/28/2009CN100554679C High-pressure pump piston/cylinder unit
10/27/2009US7607897 Reciprocating compressor
10/22/2009WO2009127951A2 Fluid handling device
10/21/2009CN201330699Y Novel high-pressure radial plunger fuel pump
10/21/2009CN201330683Y Load-sensing variable dual pump for furnace-dismantling machine
10/20/2009US7603941 Hydraulic pump or motor
10/15/2009WO2009125505A1 Axial piston equipment and hydraulic circuit, and operating machine
10/15/2009WO2009124788A1 High-pressure pump arrangement having a single-plunger high-pressure pump
10/15/2009WO2009124745A1 Flow-optimized cylinder drum for hydrostatic piston engines
10/15/2009US20090257896 Alternative methods to generate high pressure by iteration in a high-pressure multichamber
10/15/2009DE102008018035A1 High efficiency radial piston pump, includes grooves carrying pressurized oil to form load-relieving hydrostatic sleeve bearing between moving parts
10/15/2009DE102008018018A1 Pumpe zur Förderung eines Fluids Pump for conveying a fluid
10/15/2009DE102008017824A1 Tappet assembly for high-pressure pump of internal-combustion engine in motor vehicle, has retaining ring and formed such that movement of roller is controlled in roller shoe in direction of roller longitudinal axis
10/15/2009DE102008017823A1 High pressure pump for conveying fluid, has pump housing and drive shaft pivoted in pump housing, where pump unit has cylinder with cylinder longitudinal axis and cylinder chamber
10/14/2009CN201326527Y Radial equispaced multi-connected reciprocating pump of vertical eccentric shaft
10/14/2009CN101558239A Axial piston machine and control plate for an axial piston machine
10/13/2009US7600983 Radial plunger pump and method for manufacturing pump housing
10/08/2009US20090252620 Reinforced smart mud pump
10/08/2009US20090249826 Integrated compressor/expansion engine
10/08/2009DE102008017222A1 Pumpenanordnung zur Förderung eines Fluids Pump assembly for delivering a fluid
10/07/2009EP2107241A2 A Piston Pump Having a Force Sensor and a Method for Controlling Said Pump
10/07/2009CN201321965Y High pressure pump
10/07/2009CN201321957Y Coal mine clean water pump station
10/07/2009CN101550921A Variable control system of plunger variable pump
10/07/2009CN101550920A Plunger variable pump
10/06/2009US7597042 Axial piston machine
10/01/2009WO2009118366A1 Converter for converting mechanical energy into hydraulic energy and robot implementing said converter
10/01/2009WO2009118212A1 Pump, particularly a high-pressure fuel pump
10/01/2009WO2009117765A1 Ultra high pressure pump with an alternating rotation to linear displacement drive mechanism
10/01/2009US20090241581 Expander and heat pump using the expander
10/01/2009DE102008015548A1 High-pressure pump i.e. radial or series piston pump, for fuel injection system of air-compressing self-ignition internal-combustion engine, has anti-twist protection pin indirectly connecting with roller support and housing parts
10/01/2009DE102008015547A1 High pressure pump, particularly radial piston pump or in-line piston pump for fuel injection systems of air compressors or self-igniting internal combustion engines, comprises drive shaft that has cam attached to pump assembly
10/01/2009DE102008000824A1 Pumpe, insbesondere Kraftstoffhochdruckpumpe Pump, in particular high-pressure fuel pump
10/01/2009CA2719843A1 Converter for converting mechanical energy into hydraulic energy and robot implementing said converter
09/2009
09/30/2009EP2105368A1 Hydraulic circuit for a wagon, in particular a ballast wagon
09/30/2009EP2104786A2 Axial piston engine having a housing comprising a radially extended inner section
09/30/2009EP1869325B1 Fluid-working machines
09/30/2009CN101548104A Axial-piston hydraulic machine with adjustable working volume
09/30/2009CN101548103A Hydraulic radial piston engine
09/30/2009CN100545453C Rotor machine
09/29/2009US7594802 Large angle sliding valve plate pump/motor
09/24/2009WO2009115356A1 High-pressure pump
09/24/2009WO2009115353A1 High-pressure pump
09/24/2009WO2009027809A3 Liquid pump
09/24/2009DE19644883B4 Hydraulische Fahrzeugbremsanlage mit einer Schlupfregeleinrichtung und/oder einer Fahrdynamikregeleinrichtung Hydraulic vehicle brake system with a slip control device and / or an electronic stability control system
09/24/2009DE102008014974A1 Wobble bearing for use in axial-piston pump of high pressure cleaning equipment, has wobble body provided with circumferential flanging for undetachably holding wobbling disk, where flanging is placed radially outward to wobbling disk
09/24/2009DE102008000729A1 High-pressure pump i.e. radial or series piston pump, for fuel injection system of air-compressing self-ignition internal-combustion engine, has cam provided with circular cross section, where center of section is spaced from axis of shaft
09/23/2009CN201314282Y Improved five-plunger emulsion pump
09/23/2009CN101539131A Hydraulic clino-axial piston pump or motor
09/23/2009CN101539130A Hydraulic clino-axial piston pump or motor
09/23/2009CN101539129A Hydraulic axial piston pump or motor
09/23/2009CN101539128A Improved hydraulic clino-axial piston pump or motor
09/23/2009CN100543297C Skid shoe-free swash plate-free axial short piston pump
09/17/2009WO2009113804A2 Fluid pump
09/17/2009WO2009086988A3 Hydraulic fluid pump having a diaphragm as a sealing element
09/17/2009WO2008138604A3 Axial piston machine
09/17/2009DE19536794B4 Trägerstruktur für einen Elektromotor zum Antrieb einer Pumpe Support structure for an electric motor for driving a pump
09/17/2009DE10344071B4 Hydrostatische Verstelleinheit mit Schrägscheibe und einem Servosystem mit einer Federanordnung Hydrostatic adjustment unit with the swash plate and a servo system with a spring assembly
09/17/2009DE102008014253A1 Wobble bearing for use in axial piston pump of high pressure cleaning equipment, has bearing cage comprising rims that increase retention ability of bearing grease in effective direction of centrifugal forces acting on roller bearing
09/17/2009DE10034239B4 Hydrotransformator Hydro transformer
09/16/2009EP2100039A1 Axial piston machine and control plate for an axial piston machine
09/16/2009EP2100038A1 Hydraulic radial piston engine
09/16/2009CN201310449Y Triplex plunger pump
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