| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 08/24/2011 | CN102162434A Double-cylinder plunger pump |
| 08/24/2011 | CN101385220B Motor/pump assembly with improved sealing |
| 08/23/2011 | USRE42633 Spool valve for fluid control |
| 08/18/2011 | WO2011098332A1 Cylinder head for a high-pressure fuel pump |
| 08/18/2011 | WO2011098320A1 Cylinder head for a high-pressure fuel pump |
| 08/18/2011 | WO2011098314A1 High-pressure fuel pump |
| 08/18/2011 | US20110198887 Double-acting piston compressor of which the piston is guided by a roller and driven by a pinion and racks |
| 08/17/2011 | CN201934272U 智能化连续供料v轴双级泵组 Intelligent continuous feed v-axis dual-stage pump |
| 08/17/2011 | CN102159826A Improvements relating to fuel pumps |
| 08/17/2011 | CN102155373A Pneumatically-controlled variable reciprocating pump |
| 08/17/2011 | CN102155372A Low-noise axial plunger pump based on average pressure |
| 08/17/2011 | CN102155371A Reverse osmosis sea water desalinization high-pressure pump |
| 08/17/2011 | CN102155370A Pure water hydraulic through-shaft type spherical distribution axial plunger pump |
| 08/17/2011 | CN102155369A Hydraulic tool with wobble plate transmission |
| 08/17/2011 | CN102155368A Novel high-pressure plunger pump |
| 08/17/2011 | CN102155367A Fully-balanced type double-row radial plunger pump |
| 08/16/2011 | US7997880 Compressor |
| 08/16/2011 | US7997879 Axial piston machine of swash-plate construction with a bearing arrangement of the cylinder block on a supporting journal |
| 08/11/2011 | WO2011095280A2 Axial piston engine and control plate |
| 08/11/2011 | US20110194951 Variable Displacement Compressor |
| 08/11/2011 | DE10244373B4 Kolbenpumpe Piston pump |
| 08/11/2011 | DE102010007465A1 Hydraulic axial piston machine, has swivel cradle swingable at swivel bearing of housing, and gearing staying in active connection with bearing body of swivel bearing and integrated integrally in swivel cradle |
| 08/11/2011 | DE102010006908A1 Axialkolbenmaschine in Schrägscheibenbauweise Axial piston swashplate design |
| 08/11/2011 | DE102010006895A1 Axialkolbenmaschine und Steuerspiegel Axial piston and valve plate |
| 08/11/2011 | DE10081556B4 Schrägscheiben-Schwenklager Swash plate pivot bearing |
| 08/10/2011 | EP2352920A1 A volumetric pump and its driving mechanism |
| 08/10/2011 | EP2268921B1 Converter for converting mechanical energy into hydraulic energy and robot implementing said converter |
| 08/10/2011 | EP2235368B1 Pump, particularly high-pressure fuel pump |
| 08/10/2011 | CN102149900A Rotary machine with pistons and a turret |
| 08/10/2011 | CN102146903A Axial piston pump of swash plate design |
| 08/09/2011 | US7993109 Variable volume, shape memory actuated insulin dispensing pump |
| 08/09/2011 | US7993108 Variable volume, shape memory actuated insulin dispensing pump |
| 08/09/2011 | US7993050 Two-stage mixing system, apparatus, and method |
| 08/09/2011 | US7992484 Rotary hydraulic machine and controls |
| 08/04/2011 | WO2011092319A2 Internal combustion engine fuel supply system |
| 08/04/2011 | WO2011092312A1 Subassembly forming a hydrobase for hydraulic motors, and assembly method |
| 08/04/2011 | DE102010006929A1 Pumpe Pump |
| 08/03/2011 | CN102141022A Double canted disk valve distribution axial plunger type water hydraulic pressure shielding pump |
| 08/02/2011 | CA2604695C Devices and methods for use in assessing a flow condition of a fluid |
| 07/28/2011 | WO2011088954A1 High-pressure pump |
| 07/28/2011 | US20110182753 Capacity Control Valve, Variable Capacity Compressor and Capacity Control System Therefor |
| 07/28/2011 | US20110179947 Remanufacturing hydraulic pumps |
| 07/28/2011 | DE10244374B4 Fördervorrichtung Conveyor |
| 07/28/2011 | DE102010034896B3 Hydraulic pump i.e. rotary piston pump, for gear box of bicycle-like multi-track car, has pistons for abutting at opposite portions of control body, and stopper portions for projecting from base plate of carriage towards shaft |
| 07/28/2011 | DE102010005605A1 Sliding shoe for swashplate mechanism in air-conditioning compressor of motor car, has sliding surface contacted with piston of swashplate mechanism, and another sliding surface contacted with swashplate and provided with coating |
| 07/27/2011 | EP2347128A1 Antirotation device |
| 07/27/2011 | CN102138002A Piston pump |
| 07/27/2011 | CN102135082A Piston pump of dual-inclined-disc hydraulic motor |
| 07/27/2011 | CN101135301B Rotary discharge machine |
| 07/26/2011 | US7984783 Hydraulic hybrid vehicle with integrated hydraulic drive module and four-wheel-drive, and method of operation thereof |
| 07/21/2011 | WO2011087576A2 Hydraulic machine with oil dams |
| 07/21/2011 | US20110177587 Nucleic acid amplification with continuous flow emulsion |
| 07/21/2011 | CA2785218A1 Hydraulic machine with oil dams |
| 07/20/2011 | EP2188525B1 Pump, particularly high-pressure fuel pump |
| 07/20/2011 | EP1960665B1 Hydrostatic piston machine comprising an initial starting flow in the direction of the periphery |
| 07/20/2011 | CN201902299U Piston type water supply pressure boosting pump |
| 07/20/2011 | CN101418756B Fuel supply apparatus |
| 07/19/2011 | US7980829 Radial type reciprocating compressor and portable tool powering system with flexing connecting rod arrangement |
| 07/14/2011 | WO2011083901A1 Sealing-type reciprocating compressor |
| 07/14/2011 | WO2011082890A2 Method for determining the displacement of a radial piston machine |
| 07/14/2011 | DE10310169B4 Radialkolbenpumpe für Fahrzeugbremsanlagen Radial piston pump for vehicle braking systems |
| 07/14/2011 | DE102010035597A1 Lageranordnung für eine Pumpe Bearing assembly for a pump |
| 07/13/2011 | EP2343225A2 Pump element for a hydraulic control unit |
| 07/13/2011 | EP2212167B1 Hydraulic piston pump |
| 07/13/2011 | EP1588051B1 Piston machine with shaft and antifriction bearing |
| 07/13/2011 | EP1537332B1 Motor/pump unit, particularly for anti-skid vehicle brake systems |
| 07/13/2011 | CN102121466A Pump head structure of plunger pump |
| 07/12/2011 | US7976288 Refrigerant gas compressor |
| 07/12/2011 | US7975600 Axial piston machine, recoil plate and method of manufacturing a recoil plate |
| 07/07/2011 | WO2011079983A1 Piston pump having an inlet valve |
| 07/07/2011 | US20110162344 Fuel metering system electrically servoed metering pump |
| 07/07/2011 | DE10325310B4 Kraftstoffeinspritzpumpe Fuel injection pump |
| 07/07/2011 | DE102010006988A1 Adjustor for hydrostatic piston engine in hydraulic system i.e. traction drive, has bearing body and tappet that are provided for transferring counter force from spring to piston, such that action point of force lies between spring bearings |
| 07/07/2011 | DE102009058715A1 Axial piston machine for use during swash plate construction, has cylinder drum whose longitudinal axis runs though mid point of surface areas of control plate during deflection of drive shaft in burdening state |
| 07/07/2011 | DE10134069B4 Kraftstoffpumpe für ein Kraftstoffsystem einer Brennkraftmaschine Fuel pump for a fuel system of an internal combustion engine |
| 07/06/2011 | CN102119274A Dedicated pulsing valve for compressor cylinder |
| 07/05/2011 | US7972119 Variable displacement compressor |
| 07/05/2011 | US7972118 Variable capacity compressor |
| 06/30/2011 | WO2011076526A1 System for feeding fuel from a tank to an internal combustion engine |
| 06/30/2011 | WO2009074270A8 Rotary slide bearing comprising a convex sliding surface and an elastic sliding surface |
| 06/30/2011 | DE102009055348A1 Schleuderscheibe, zugehörige Fluidpumpe für ein Fluidaggregat und zugehöriges Fluidaggregat Slinger, associated fluid pump for a fluid assembly and associated fluid assembly |
| 06/29/2011 | EP2338780A1 Vehicle operated by muscle strength, in particular agricultural vehicle |
| 06/29/2011 | EP2338751A2 Linear hydraulic control unit |
| 06/29/2011 | EP2337945A1 Device for the fuel supply of an internal combustion engine |
| 06/28/2011 | US7967574 Variable pump or hydraulic motor |
| 06/23/2011 | WO2011072913A2 Preventing cavitation on the pump cylinder of a high-pressure pump |
| 06/22/2011 | DE102009055032A1 Kolbenpumpe für eine hydraulische Fahrzeugbremsanlage Piston pump for a hydraulic vehicle brake system |
| 06/16/2011 | WO2011070244A2 Piston pump, and water treatment facility provided with such pump |
| 06/16/2011 | WO2011070019A1 Hydrostatic radial piston machine |
| 06/16/2011 | WO2011069494A2 Continuously conveying infusion pump |
| 06/16/2011 | US20110142689 Diesel pump |
| 06/16/2011 | US20110138996 Axial piston machine |
| 06/16/2011 | DE102009054548A1 Hydrostatische Radialkolbenmaschine Hydrostatic radial piston engine |
| 06/15/2011 | EP2333337A2 Roller tappet |
| 06/15/2011 | EP2333336A2 Reciprocating engine for use as a vacuum pump for medicinal purposes |
| 06/15/2011 | EP2333335A1 Portable hydraulic pump group for operating tools |
| 06/15/2011 | EP2331817A2 Multi-stage reciprocating compressor |
| 06/15/2011 | CN201865870U Annular ultrahigh-pressure booster for water cutting machine or water cleaning machine |
| 06/15/2011 | CN102099578A Swash plate type hydraulic rotating machine |
| 06/15/2011 | CN101403366B Plunger hydraulic motor mechanical-hydraulic leading switch variable-torque oil-distribution component and torque-changing method |