| Patents for F04B 1 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (10,723) |
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| 05/13/2004 | DE10250241A1 Pumpe mit Filter Pump with filter |
| 05/13/2004 | DE10249818A1 Oberfläche eines Körpers, auf dem ein anderer Körper in einer bevorzugten Gleitrichtung gegeneinander gleitend anordenbar ist Surface of a body, on the other body in a preferred direction of sliding against each other is slidably locatable |
| 05/12/2004 | EP1417416A1 Floating pump assembly |
| 05/11/2004 | US6733248 Fluid pumping apparatus |
| 05/11/2004 | US6732633 Reduced dead volume hollow piston |
| 05/11/2004 | US6732631 Needle bearing and pump unit having a needle bearing |
| 05/06/2004 | WO2004037624A1 Conveyor device |
| 05/06/2004 | WO2004020827A3 Long-piston hydraulic machines |
| 05/06/2004 | EP1416158A1 Pump with filter |
| 05/06/2004 | EP1416153A1 Fuel injection pump |
| 05/06/2004 | EP1415092A1 High pressure feed pump |
| 05/06/2004 | EP1415088A1 Axial piston motor |
| 05/06/2004 | EP0960463B1 Motor-driven eccentric pump |
| 05/06/2004 | DE10249909A1 Kolbenpumpe Piston pump |
| 05/06/2004 | DE10249558A1 Radial piston pump has annular spring in form of polygon progression fitted between slide rings and with length of broken flank shorter than length of each unbroken flank |
| 05/06/2004 | DE10205493B4 Radialkolbenpumpe Radial piston pump |
| 05/05/2004 | CN1494632A 膨胀机 Expander |
| 05/04/2004 | US6729286 Fuel supply apparatus for engine |
| 04/29/2004 | WO2004036031A1 Radial piston pump for high pressure fuel supply |
| 04/29/2004 | WO2004035228A2 Paste ejection apparatus |
| 04/29/2004 | DE10247982A1 Hydraulische Kolbenmaschine Hydraulic piston engine |
| 04/29/2004 | DE10242116B3 Drive device for a pump element, especially for hydraulic units in motor vehicle braking systems, comprises a driven shaft, an eccentric element connected to the shaft, and a roll element |
| 04/28/2004 | EP1413749A2 Fuel pump assembly |
| 04/28/2004 | EP1412639A1 Dosing pump |
| 04/28/2004 | EP0839279B1 Axial piston micropump |
| 04/27/2004 | US6726458 High pressure pump with filler plug |
| 04/27/2004 | US6725844 High-pressure pump with an on-off valve for feeding fuel to an internal combustion engine |
| 04/27/2004 | US6725843 Fuel injection pump having feed pump assembly |
| 04/27/2004 | US6725658 Adjusting device of a swashplate piston engine |
| 04/22/2004 | WO2004033906A1 Hydraulic pump/motor with epicyclic gear control |
| 04/22/2004 | WO2004033905A1 High pressure pump, especially for a fuel injection device in an internal combustion engine |
| 04/22/2004 | WO2004032994A2 Fluid delivery device, system and method |
| 04/22/2004 | US20040076534 Metering pump |
| 04/22/2004 | DE10347016A1 Klemmvorrichtung Clamping device |
| 04/22/2004 | DE10345406A1 High pressure pump for especially common rail fuel injection systems in internal combustion engines has individual modular feed pump units joined together in series by housings which have fluid connecting passages |
| 04/22/2004 | DE10342100A1 Axial-piston fluid pump has counterweight installed to drive shaft at an oblique angle relative to shaft axis and which supports piston assembly through bearing, such that |
| 04/22/2004 | DE10325612A1 Pumpe und hydraulisches System mit Niederdruckpriming und Maßnahmen zur Vermeidung von Überdruck Pump and hydraulic system with Niederdruckpriming and measures to prevent overpressure |
| 04/22/2004 | DE10247645A1 Radial piston pump for high pressure fuel supply has at least one lubricant pocket in plates |
| 04/22/2004 | DE10247146A1 Radial piston pump for fuel injection device has damping spring elements between annular segments |
| 04/22/2004 | DE10247142A1 High pressure pump for fuel injection device has pump housing with body and cap to cover each pump element |
| 04/22/2004 | DE10066008B4 Schrägachsenverstelleinheit mit Kühlung durch einen Ölmassenstrom Schrägachsenverstelleinheit cooled by an oil mass flow |
| 04/21/2004 | EP1411245A1 Hydraulic piston machine |
| 04/21/2004 | EP1409196A1 Selectively cold worked hydraulic motor/pump shoe |
| 04/20/2004 | US6722864 Fuel injection pump |
| 04/20/2004 | US6722259 Fluid machinery |
| 04/15/2004 | WO2004005754A3 Hydraulic torque vectoring differential |
| 04/15/2004 | US20040071563 Clamp apparatus |
| 04/15/2004 | US20040070267 Subassembly equipped with a motor |
| 04/15/2004 | US20040069801 Paste ejection apparatus |
| 04/15/2004 | DE10295421T5 Fluidpumpvorrichtung Fluid pumping device |
| 04/15/2004 | DE10246699A1 Sliding shoe for hydrostatic piston machine has at least one positive but not material joint point on support body to fix sliding part |
| 04/14/2004 | CN1489672A Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of displacement principle |
| 04/14/2004 | CN1488858A Control system of hydrautic pump |
| 04/13/2004 | US6719460 Swash-plate drag bearing |
| 04/13/2004 | US6719080 Hydraulic hybrid vehicle |
| 04/08/2004 | WO2004029453A1 Motor/pump unit, particularly for anti-skid vehicle brake systems |
| 04/08/2004 | WO2004029452A1 Piston pump |
| 04/08/2004 | WO2004028878A1 Supply device |
| 04/08/2004 | US20040065192 Radial type hydraulic machine |
| 04/08/2004 | US20040064943 Axial piston pump barrel with a cast high pressure collection cavity |
| 04/08/2004 | DE19939130B4 Axialkolbentriebwerk mit einem stufenlos verstellbaren Kolbenhub With a continuously variable axial piston stroke |
| 04/07/2004 | EP1404971A2 Double acting simplex plunger pump with bi-directional valves |
| 04/07/2004 | EP1404970A1 Piston pump |
| 04/07/2004 | CN1144952C Single or several rotor positive displacement machine and single fluid compressing/expanding refrigerator |
| 04/06/2004 | US6715997 Housing for a rotary hydraulic unit with a servo piston |
| 04/01/2004 | WO2004027267A1 Hydro transformer |
| 04/01/2004 | WO2004027263A1 Radial piston pump unit |
| 04/01/2004 | WO2002057606A9 Rotary crank-rod mechanism |
| 04/01/2004 | US20040060433 Shoe for a hydraulic apparatus and manufacturing method thereof |
| 04/01/2004 | DE10244373A1 Kolbenpumpe Piston pump |
| 04/01/2004 | DE10116450B4 Brennstoff-Versorgungsvorrichtung mit variabler Zuführung Fuel supply apparatus with variable feed |
| 03/31/2004 | EP1403531A1 Hydraulic pump circuit |
| 03/31/2004 | EP1403514A2 Shoe for a hydraulic apparatus and manufacturing method thereof |
| 03/31/2004 | EP1285164A4 Pump assembly and method |
| 03/25/2004 | WO2004025123A1 Pump for a high-pressure cleaning device |
| 03/25/2004 | US20040057836 Hydraulic pump circuit |
| 03/25/2004 | DE19641865C5 Axialkolbenmaschine mit Haltevorrichtung für die Zylindertrommel Axial piston with mounting holes for the cylinder drum |
| 03/25/2004 | DE10244262A1 Hydrostatic volume-displacement machine used as a direct drive, especially a wheel drive, comprises two cam paths, each having a periodic function of the same period length, which are phase-shifted relative to each other |
| 03/25/2004 | DE10243148A1 Radial piston pump unit used in high-pressure injection systems for internal combustion engines, especially common rail injection systems, comprises a fuel-conveying pump with a spring-loaded low-pressure pump piston |
| 03/18/2004 | WO2004022975A1 Pump, especially for a fuel injection device for an internal combustion engine |
| 03/18/2004 | WO2004022971A1 Swash plate pump, especially for high pressure cleaning apparatuses |
| 03/18/2004 | US20040051411 Compact electric motor. |
| 03/18/2004 | US20040050348 Internal combustion engine/hydraulic motor/fluid pump provided with opposite pistons |
| 03/18/2004 | DE10241979A1 Hydrotransformer has dead space which enlarges displacement chamber during reversing phase, and switching unit has three control slots distributed around circumference, with dead spaces opening into region between control slots |
| 03/18/2004 | DE10241306A1 Motor and pump unit especially for slip-controlled brake system has base of crank chamber provided with axial bearing element for base of bearing race and protrudes from housing component for drive element in direction of base |
| 03/16/2004 | US6705846 Piston pump |
| 03/16/2004 | US6705840 Inline tandem pump |
| 03/16/2004 | US6705203 Extended male slipper servo pad arrangement for positioning swashplate and method assembling same |
| 03/11/2004 | WO2004020827A2 Long-piston hydraulic machines |
| 03/11/2004 | US20040047746 High-pressure pump for a fuel system of an internal combusion engine |
| 03/11/2004 | US20040045537 High-pressure fuel pump for a fuel system of direct injection internal combustion engine, fuel system and internal combustion engine |
| 03/11/2004 | US20040045431 Roller bearing, piston pump and pump unit |
| 03/11/2004 | US20040045290 Rotary crank-rod mechanism |
| 03/11/2004 | DE10239728A1 Pumpe, insbesondere für eine Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine Pump, in particular for a fuel injection device for an internal combustion engine |
| 03/11/2004 | DE10237592A1 Kraftstoffeinspritzeinrichtung für eine Brennkraftmaschine Fuel injection device for an internal combustion engine |
| 03/10/2004 | EP1395753A1 High-pressure pump for a fuel system of an internal combustion engine |
| 03/10/2004 | EP1395750A1 High pressure fuel pump for a fuel system on a direct injection internal combustion engine, fuel system and internal combustion engine |
| 03/10/2004 | EP0932765B1 Piston pump |
| 03/09/2004 | US6703577 Method of making closed cavity pistons |
| 03/09/2004 | US6702908 Forming steel to steel interface; heat treating and finishing for direct engagement |