| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 04/06/2011 | CN201786594U Plunger water pump |
| 04/06/2011 | CN201786593U Underground axial plunger pump |
| 04/06/2011 | CN201786592U Hydraulic pump |
| 04/06/2011 | CN201786591U Axial water-pressure plunger pump easy to be repaired |
| 04/06/2011 | CN201786590U Accurate built-in medicine mixing column/piston pump |
| 04/06/2011 | CN101389858B High pressure pump in particular for a fuel injection device on an internal combustion engine |
| 03/30/2011 | CN201778966U Electromagnetic control variable plunger pump |
| 03/30/2011 | CN101994673A Eccentric push circumferentially-distributed plunger pump |
| 03/24/2011 | WO2011034657A2 A supercharged internal combustion engine including a pressurized fluid outlet |
| 03/24/2011 | US20110070104 Wobble Plate Type Variable Displacement Compressor |
| 03/23/2011 | EP2299114A1 Pump assembly |
| 03/23/2011 | EP2297447A1 High-pressure pump |
| 03/23/2011 | CN201771702U Energy-saving hydraulic-control variable axial plunger pump |
| 03/23/2011 | CN201771701U Inclined disc type valve flow distribution high pressure pure water plunger pump |
| 03/23/2011 | CN101990601A Flow-optimized cylinder drum for hydrostatic piston engines |
| 03/23/2011 | CN101990600A High-pressure pump arrangement having a single-plunger high-pressure pump |
| 03/23/2011 | CN101498292B Pump |
| 03/23/2011 | CN101258325B Piston pump with improved piston |
| 03/17/2011 | WO2011029830A1 Axial piston machine and method for producing such an axial piston machine |
| 03/17/2011 | WO2011029649A1 Pump assembly |
| 03/16/2011 | EP2294316A1 Piston pump of a hydraulic vehicle brake system |
| 03/16/2011 | EP2207958B1 Radial piston pump comprising a prismatic base body for a fuel injection system |
| 03/16/2011 | EP2032850B1 High pressure pump in particular for a fuel injection device on an internal combustion engine |
| 03/16/2011 | CN201763556U Quick variable response axial plunger pump |
| 03/16/2011 | CN201763555U Novel integrated axial plunger pump |
| 03/16/2011 | CN101985921A External radial plunger pump of sealing mechanism |
| 03/16/2011 | CN101985920A Annular super-high pressure booster for water cutting machine or water cleaning machine |
| 03/15/2011 | US7905711 Multiple pump unit |
| 03/10/2011 | WO2011005367A3 Bypass unloader valve for compressor capacity control |
| 03/10/2011 | US20110056370 Variable displacement swash plate compressor |
| 03/10/2011 | DE102009029297A1 Piston pump, particularly high-pressure pump for fuel injection device of internal combustion engine, comprises pump piston, which is adjustably guided to shaft in radial manner |
| 03/09/2011 | EP2222938B1 Bearing unit of a fluid pump |
| 03/09/2011 | CN201757041U 双联轴向柱塞泵 Double axial piston pump |
| 03/08/2011 | US7900447 Zero turn drive apparatus |
| 03/03/2011 | WO2011023022A1 High-pressure oil-free plunger pump |
| 03/03/2011 | WO2010138510A3 Light weight crankcase casting for compressor |
| 03/03/2011 | DE102009039829A1 Hydrostatic axial-piston pump i.e. swashplate pump, for use as retarder pump in hydrostatic drive system of industrial truck, has connecting bars whose width is formed such that pressure connection channel to interior of housing is sealed |
| 03/03/2011 | DE102009039828A1 Hydrostatic axial-piston pump i.e. self-priming pump, for sucking pressurizing medium from container, has suction connection channel and pressure connection channel, where suction channel has increased width than pressure channel width |
| 03/03/2011 | DE102009039815A1 Hydrostatic pump i.e. load-sensing-regulated pump, for use in hydrostatic drive system of excavator, has valve device limiting setting speed of pump in direction of increase of volume depending on pressure slew rate of pump |
| 03/03/2011 | DE102009028997A1 Fuel high-pressure pump for internal-combustion engine, has pump housing, in which drive shaft is gripped with cam or eccentric drive for operating pump element arranged in pump housing |
| 03/02/2011 | EP2290238A1 Plunger pump actuated by a shape memory element |
| 03/02/2011 | EP2288804A1 High-pressure fuel pump |
| 02/24/2011 | WO2011020635A1 High-pressure fuel pump |
| 02/24/2011 | WO2010138511A3 Reciprocating compressor wrist pin bearing and lubrication passageway |
| 02/24/2011 | US20110044830 Pump assembly |
| 02/24/2011 | US20110041681 Positive-displacement machine |
| 02/24/2011 | DE202010013078U1 Hydrostatische Radialkolbenmaschine Hydrostatic radial piston engine |
| 02/24/2011 | DE19652831B4 Druckfluid-Speisesystem für die Versorgung von Hochdruck-Sammelleitungen Pressure fluid supply system for the supply of high-pressure manifolds |
| 02/24/2011 | DE102009038326A1 Piston for axial piston pump of high pressure cleaner, has cover arranged at front side of cylindrical body for contacting swash plate of axial piston pump, where cover and body are made of non-metallic base material e.g. polymer |
| 02/24/2011 | DE102009028800A1 High-pressure pump for fuel injection system of internal combustion engine, has housing, which receives drive shaft in longitudinal bore, where flange is inserted in area of longitudinal bore |
| 02/24/2011 | DE102009028795A1 Kraftstoffhochdruckpumpe High-pressure fuel pump |
| 02/23/2011 | CN101981316A Pump, particularly a high-pressure fuel pump |
| 02/23/2011 | CN101979875A Compact high-pressure plunger variable double pump |
| 02/17/2011 | WO2011018660A1 Fluid control system |
| 02/17/2011 | WO2011018389A1 High pressure pump |
| 02/17/2011 | US20110038740 Compressor |
| 02/17/2011 | US20110038739 Variable stroke compressor design |
| 02/17/2011 | DE102009037260A1 Device for changing relative angular position of a compared to crank shaft of internal combustion engine, has drive element that is propelled by crank shaft, where drive element is supported opposite to camshaft in rotating manner |
| 02/17/2011 | DE102009028394A1 Hochdruckpumpe High pressure pump |
| 02/17/2011 | DE102009028392A1 High-pressure pump, particularly radial or reciprocating-piston-pump for fuel injection plant of air-compressing, self-igniting internal combustion engines, has pump assembly and drive shaft |
| 02/17/2011 | DE102009028381A1 High pressure pump e.g. radial piston pump, for fuel injection system of air-compressing auto-ignition internal combustion engine, has drive shaft supported in housing part by slide bearing, and slide bearing injected into housing |
| 02/17/2011 | DE102009028378A1 Hochdruckpumpe High pressure pump |
| 02/17/2011 | DE102009028376A1 High pressure pump for fuel injection system of motor vehicle, comprises drive shaft rotatably mounted in housing, where one bracket is equipped between piston base of pump piston and ball race |
| 02/16/2011 | CN101978158A High-pressure pump |
| 02/13/2011 | CA2675402A1 Variable volume clearance pocket for a reciprocating compressor cylinder |
| 02/10/2011 | WO2011015677A1 Hydraulic pumping system of variable flow per revolution |
| 02/10/2011 | DE102009017750B4 Taumellageranordnung Swash bearing assembly |
| 02/09/2011 | CN201739112U Swash plate type axial plunger pump with single control piston |
| 02/09/2011 | CN201739111U Inclined disc connecting rod type axial water pressure plunger pump |
| 02/09/2011 | CN201739110U Energy-saving booster pump |
| 02/09/2011 | CN201737788U Small reverse-osmosis seawater desalinating device with plunger type energy-recovery high-pressure pump |
| 02/09/2011 | CN201735474U Plunger pump for backpack dynamic sprayer |
| 02/09/2011 | CN101970880A Hydraulic drive device |
| 02/09/2011 | CN101970875A Ultra high pressure pump with an alternating rotation to linear displacement drive mechanism |
| 02/09/2011 | CN101424253B Bidirectional variate radial piston pump |
| 02/08/2011 | CA2367987C Reciprocating fluid machines |
| 02/03/2011 | US20110027111 Hermetic compressor |
| 02/03/2011 | US20110027106 Reciprocating pump |
| 02/03/2011 | US20110023701 Variable displacement reciprocating pump |
| 02/03/2011 | DE102009034522A1 Abstützzylinder für eine selbstverstärkende hydraulische Bremse Outrigger for a self-energizing hydraulic brake |
| 02/02/2011 | CN101424252B Improved five-plunger emulsion pump |
| 01/27/2011 | WO2011011221A2 Suction cutoff unloader valve for compressor capacity control |
| 01/27/2011 | WO2011009699A1 High-pressure piston pump for supplying fuel, preferably diesel, to an internal-combustion engine |
| 01/26/2011 | EP2278161A2 Piston pump with multiple pistons |
| 01/26/2011 | EP2276927A1 Flow-optimized cylinder drum for hydrostatic piston engines |
| 01/26/2011 | EP2167818B1 High-pressure fuel pump with roller tappet |
| 01/26/2011 | CN101956686A Position-spring-force feedback type electric proportional variable axial plunger pump |
| 01/26/2011 | CN101956685A Fully water-lubricated super-pressure plunger water pump |
| 01/26/2011 | CN101956684A Plunger type water pump |
| 01/26/2011 | CN101106293B Electric motor and electric compressor |
| 01/25/2011 | US7874815 High-pressure cleaning appliance |
| 01/25/2011 | US7874814 Piston pump with fluid reservoir |
| 01/25/2011 | US7874813 Variable displacement compressor |
| 01/25/2011 | US7874718 System, device, and method for mixing liquids |
| 01/20/2011 | DE102009027689A1 Fuel high-pressure pump for fuel injection system of internal-combustion engine of motor vehicle, has slots extending from central through-hole of spring disk, which is supported at guided piston in axial direction |
| 01/19/2011 | EP2274517A1 High-pressure pump arrangement having a single-plunger high-pressure pump |
| 01/19/2011 | EP1882098B8 Fluid powered motor or pump |
| 01/19/2011 | CN201714610U Variable mechanism of plunger pump |
| 01/19/2011 | CN201714609U Plunger type energy recovery high-pressure pump for small sea water desalination device |
| 01/19/2011 | CN201714608U Valve plate piston pump |