| Patents for F04B 11 - Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation (1,551) |
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| 04/04/2002 | US20020039535 System for the circulatory conveyance of media |
| 04/04/2002 | DE10044868A1 System zum Kreislauffördern von Medien System for circulation of fluid delivery |
| 04/02/2002 | US6364640 Pump with a pulsation suppression device |
| 03/27/2002 | EP1191223A1 Apparatus for dispensing fluids |
| 03/26/2002 | US6360722 Fuel supply apparatus |
| 03/21/2002 | WO2002023040A1 Arrangement at a piston engine and method of controlling the pistons |
| 03/14/2002 | US20020031438 Downstroke sucker rod well pump |
| 03/06/2002 | EP1183466A1 Improved high pressure pump |
| 02/28/2002 | US20020025264 Pressure exchanger with an anti-cavitation pressure relife system in the end covers |
| 02/27/2002 | CN1079908C Linear compressor with noise-reducing device |
| 01/30/2002 | EP1176309A2 Reciprocating compressor |
| 01/29/2002 | US6341950 Piston pump |
| 01/17/2002 | DE10032793A1 Pump arrangement has synchronization arrangement for controlling pump phase time sequence so pump mechanism power peaks are uniformly distributed over working cycle |
| 01/16/2002 | CN1077958C Adjustable hydrostatic pump |
| 01/09/2002 | CN1077655C Diaphragm pump |
| 01/02/2002 | CN1329697A Ball screw driven pump |
| 12/04/2001 | US6325105 Surge suppression apparatus incorporating a pressure regulation assembly |
| 11/27/2001 | US6322338 Pulsation damping device for a pump |
| 11/22/2001 | US20010043875 Pulsation damping device |
| 11/22/2001 | US20010043867 Pressure fluctuation dampening system |
| 11/21/2001 | EP1156219A1 Fluid device such as pump and accumulator |
| 11/21/2001 | EP1156218A1 Fluid device with bellows |
| 11/21/2001 | EP1155238A1 Hydraulic pump unit |
| 11/20/2001 | US6318978 Fluid pulsation stabilizer, system, and method |
| 11/15/2001 | WO2000057173A9 Pulse damper |
| 11/14/2001 | EP1154157A2 Pulsation damping device |
| 11/13/2001 | US6315532 Dual disc pump |
| 11/01/2001 | WO2001081761A1 A coupling and a method for equalizing variations in the volume flow in a hydraulic engine |
| 10/25/2001 | WO2000047893A9 Fluid pulsation stabilizer, system, and method |
| 10/24/2001 | EP0840854B1 Peristaltic pump |
| 10/18/2001 | WO2001077529A2 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle |
| 10/16/2001 | US6302663 Piston pump |
| 10/10/2001 | EP1141611A1 System for conveying liquids without pulsing |
| 09/26/2001 | EP1135607A1 Ball screw driven pump |
| 09/25/2001 | US6293756 Pump |
| 09/12/2001 | CN1070996C Fuel-feeding device for engine |
| 09/04/2001 | US6283720 Reciprocating pumps with linear motor driver |
| 08/16/2001 | DE19907869C2 Plungerkolbenpumpe Plunger pump |
| 08/16/2001 | DE10004778A1 Kolbenpumpe mit Konstantdruckregelung zur Förderung von Flüssigkeit Piston pump with constant pressure control for conveying liquid |
| 08/09/2001 | WO2001057399A1 Sucker rod well pump with reciprocating barrel |
| 08/09/2001 | CA2399073A1 Sucker rod well pump with reciprocating barrel |
| 07/31/2001 | US6267457 Hydraulic unit for a slip-controlled motor vehicle brake system |
| 07/31/2001 | CA2246100C Hydraulic system and pump |
| 07/04/2001 | EP1112449A1 Double-acting pump |
| 07/03/2001 | US6254364 High-pressure fuel supply assembly |
| 06/28/2001 | DE10060175A1 Damping unit for fluid systems with hydraulic pump and consumer has parallel conduits with opposite back pressure valves, and throttle between conduits and outlet |
| 06/21/2001 | WO2001044659A1 Multi-piston engine, such as a pump or compressor, with improved vibrational behaviour |
| 06/20/2001 | EP1108141A1 Piston pump |
| 06/19/2001 | US6247903 Pressure fluctuation dampening system |
| 06/12/2001 | US6244838 Fluid pumping process and system using a pump with a constant intake or delivery rate |
| 06/07/2001 | WO2001040653A1 Fluid device such as pump and accumulator |
| 06/07/2001 | WO2001040652A1 Fluid device with bellows |
| 05/22/2001 | US6234758 Hydraulic noise reduction assembly with variable side branch |
| 05/16/2001 | EP0918969B1 Noise suppressor for hydraulic systems |
| 05/08/2001 | US6227818 Low power electromagnetic pump |
| 05/08/2001 | US6227807 Constant flow fluid pump |
| 05/02/2001 | EP1096147A2 Pump with a pulsation suppression device |
| 05/01/2001 | US6223725 High-pressure fuel supply assembly |
| 04/19/2001 | DE19947890A1 Verfahren zum Ermitteln oder Steuern eines Betriebsparameters einer Pumpe A method for detecting or controlling an operating parameter of a pump |
| 04/11/2001 | EP1091120A2 Method for determining and controlling a pump parameter |
| 04/10/2001 | US6213094 High-pressure fuel pump |
| 03/20/2001 | US6203288 Reciprocating pumps with linear motor driver |
| 03/13/2001 | US6200101 Method for providing consistent liquid pressure output from an accumulator |
| 03/08/2001 | DE19938504A1 Einzylinder-Hochdruckpumpe Single-cylinder high-pressure pump |
| 03/01/2001 | DE10007180A1 High pressure fuel pump for IC engines with direct fuel injection has high pressure fuel feed unit with housing containing three-part valve unit |
| 02/28/2001 | EP1079170A1 Surge suppression apparatus |
| 02/28/2001 | EP1079169A1 Surge suppression apparatus incorporating a pressure regulation assembly |
| 02/28/2001 | EP1079107A2 Fuel pump with accumulator |
| 02/27/2001 | US6193477 Low power electromagnetic pump |
| 02/14/2001 | EP1076174A2 Single cylinder high pressure pump |
| 02/06/2001 | US6183224 Airless paint sprayer intake dampener |
| 02/01/2001 | DE19706116C2 Vorrichtung zur Pulsationsminderung an hydrostatischen Verdrängereinheiten Device for pulsation of hydrostatic displacement units |
| 01/24/2001 | CN1281537A Refrigerating agent compressor with improved pressure chamber |
| 01/23/2001 | CA2199406C Engineered pumping segment |
| 01/17/2001 | EP1068122A1 Anti-lock-up vehicle braking system |
| 01/04/2001 | WO2001000990A1 Piston pump |
| 01/04/2001 | DE19928913A1 Kolbenpumpe Piston pump |
| 01/03/2001 | CN1060260C Method and apparatus for pumping volatilizing gas from container to pump |
| 12/14/2000 | WO2000075513A1 Improved high pressure pump |
| 11/23/2000 | DE19840026C2 Pumpsystem zum Mischen von Flüssigkeiten Pump system for mixing liquids |
| 10/26/2000 | DE19859442C1 Hydrostatische Kolbenmaschine Hydrostatic piston machine |
| 10/25/2000 | EP1046815A1 Apparatus for damping pulsation of pump |
| 10/24/2000 | US6135734 High-pressure fuel pump unit for in-cylinder injecting type engine |
| 10/24/2000 | US6135093 Plunger pump |
| 10/17/2000 | US6131613 Noise suppressor |
| 10/05/2000 | WO2000058036A1 Pressure fluctuation dampening system |
| 09/28/2000 | WO2000057173A1 Pulse damper |
| 09/27/2000 | EP1038108A1 Refrigerating agent compressor with improved pressure chamber |
| 09/26/2000 | US6123525 Fluid pulsation stabilizer system and method |
| 09/12/2000 | US6116872 Ripple reducing device |
| 09/12/2000 | US6116871 Device to reduce pulsations on a hydrostatic positive displacement unit |
| 09/12/2000 | US6116870 High pressure pump with solenoid operated valve |
| 09/12/2000 | US6116869 Pumping process and system for mixing liquids |
| 09/05/2000 | US6112718 Pressure regulator |
| 08/31/2000 | WO2000050772A1 Hydraulic pump unit |
| 08/31/2000 | DE19907311A1 Hydraulikpumpeneinheit Hydraulic pump unit |
| 08/17/2000 | WO2000047893A1 Fluid pulsation stabilizer, system, and method |
| 08/17/2000 | DE10004028A1 Variable displacement pump for e.g. power steering in motor vehicles has first and second fluid pressure chambers on either side of cam ring separate from pump outlet flow paths |
| 08/16/2000 | EP1027538A1 Piston pump |
| 08/16/2000 | EP1027243A1 Hydraulic braking system for automobiles |