| Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236) |
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| 03/24/2005 | WO2005026551A1 Pump piston force modulator |
| 03/24/2005 | WO2005026543A1 Reciprocating pump and use of said reciprocating pump |
| 03/24/2005 | US20050061722 Pump, pump for liquid chromatography, and liquid chromatography apparatus |
| 03/23/2005 | EP1517037A2 A fluid transfer device |
| 03/23/2005 | CN2687372Y Air chamber-rod-diaphragm integrated pump for sprayer |
| 03/23/2005 | CN1598306A Screw type piston pump |
| 03/22/2005 | US6868774 Shaft coupling and shifting mechanism for pneumatic pump |
| 03/17/2005 | WO2005025033A1 Motor with eccentric part and pump device using the same |
| 03/17/2005 | WO2005024229A2 Sanitary pump and sanitary valve |
| 03/16/2005 | CN2685601Y 超高压径向柱塞泵 UHP radial piston pump |
| 03/16/2005 | CN1193167C 活塞泵 Piston Pump |
| 03/15/2005 | US6866486 Pressure washer having oilless high pressure pump |
| 03/15/2005 | US6866485 Double-acting hydraulic pressure intensifier |
| 03/15/2005 | CA2123161C Double-piston pump for administering medication |
| 03/10/2005 | US20050053476 Diaphragm pump system |
| 03/09/2005 | EP1512866A2 Fuel injection pump having filter |
| 03/09/2005 | EP1512215A1 Electroactive polymer devices for moving fluid |
| 03/09/2005 | CN1590760A Biaction four plunger hydraulic pump |
| 03/09/2005 | CN1590759A Planetary wheel plunger hydraulic pump |
| 03/09/2005 | CN1590752A Fuel injection pump having filter |
| 03/08/2005 | US6862975 Apparatus for lubricating piston type compressor |
| 03/08/2005 | US6862972 Additive injection device |
| 03/03/2005 | WO2005019788A1 Automobile air conditioning system and hand held pressure measuring device |
| 03/03/2005 | WO2005018782A1 A pressure exchanger |
| 03/03/2005 | US20050047935 Steam powered free piston pump |
| 03/03/2005 | US20050047929 Fuel injection pump having filter |
| 03/02/2005 | EP1345840A4 Fluid delivery device |
| 03/01/2005 | US6860727 Air actuated hydraulic pump |
| 03/01/2005 | US6860255 Fuel pump and direct fuel injection engine |
| 03/01/2005 | CA2286406C Pump dispenser and method of making it |
| 02/24/2005 | WO2005017356A1 Dispensing pump having servo driven linear actuator |
| 02/24/2005 | WO2005017354A2 Portable, surface-mounted well pump |
| 02/24/2005 | WO2005017299A2 Pump for tail production of oil |
| 02/24/2005 | WO2005016411A2 Syringe pump |
| 02/24/2005 | US20050042112 Piston type gas compressor, and piston type gas pressure drive rotation device |
| 02/24/2005 | US20050042111 Fluid pump |
| 02/24/2005 | US20050039536 Automobile air conditioning system hand held pressure measuring device |
| 02/24/2005 | CA2532224A1 A piston pump for tail production of oil |
| 02/23/2005 | EP1508361A1 A pressure exchanger |
| 02/23/2005 | EP1124600B1 Compact pump drive system |
| 02/23/2005 | CN1584327A Lever movable stepless pressure-regulating pump |
| 02/22/2005 | US6857422 Portable electric driven compressed air gun |
| 02/17/2005 | WO2005015019A1 Pump device for the hydraulic actuation of a valve |
| 02/17/2005 | US20050036919 Syringe pump |
| 02/17/2005 | US20050036896 Sanitary pump and sanitary valve |
| 02/17/2005 | US20050035157 Pump for dispensing flowable material |
| 02/17/2005 | DE19536258B4 Flaschendispenser Bottletop |
| 02/16/2005 | EP1507083A1 Procedure and device for the electronic management of time fuel injection, for diesel engines |
| 02/16/2005 | CN2679467Y Verticle electric lub pump |
| 02/16/2005 | CN2679394Y Hand plastic oil pump |
| 02/16/2005 | CN2679393Y Well killing head without filling water |
| 02/16/2005 | CN2679390Y Wind-driven water elevator |
| 02/16/2005 | CN1580558A Gear volume-changing reciprocating compressor and pump |
| 02/16/2005 | CN1580551A Piston-dislocation type reciprocating pump |
| 02/16/2005 | CN1189657C Energy saving multipurpose pump |
| 02/10/2005 | WO2005011776A1 Foot pump irrigation system |
| 02/10/2005 | US20050031478 Pump, especially for a fuel injection device for an internal combustion engine |
| 02/09/2005 | CN2677663Y Reducing back-stop hydraulic pumping device |
| 02/09/2005 | CN2677607Y Oil production device with energy-saving submersible electric pump driven by cylindrical rare earth permanent-magnet linear electric machine |
| 02/09/2005 | CN1578748A 流体产品分配泵 Fluid product dispensing pump |
| 02/09/2005 | CN1188328C Media dispenser |
| 02/08/2005 | US6853100 Linear actuator and a pump apparatus and compressor apparatus using same |
| 02/08/2005 | US6851938 Magnetic pumping system |
| 02/03/2005 | US20050025646 Foot pedal medical irrigation system |
| 02/03/2005 | DE10330757A1 Exzentertriebwerk für volumetrisch wirkende Pumpen oder Motoren Exzentertriebwerk for volumetrically acting pumps or motors |
| 02/02/2005 | EP1299644B1 Hydraulic transformer |
| 02/02/2005 | EP1007848A4 High pressure pump |
| 02/02/2005 | CN2675897Y Piston type water pump |
| 02/02/2005 | CN1572667A Twirling dip tube |
| 02/01/2005 | CA2319960C Distribution device intended to fit a container |
| 01/27/2005 | US20050021000 Reservoir connector |
| 01/27/2005 | US20050019187 Internal screw positive rod displacement metering pump |
| 01/27/2005 | DE102004014364A1 Kolbenmaschine Piston engine |
| 01/26/2005 | EP1499449A1 Fluid product dispensing pump |
| 01/26/2005 | CN1571885A Piston type gas compressor, and piston type gas pressure drive rotation device |
| 01/20/2005 | WO2005005829A1 Piston machine |
| 01/20/2005 | WO2004074692A3 Flexible hose apparatus |
| 01/20/2005 | WO2004067962B1 Manual liquid metering device and cartridge |
| 01/20/2005 | US20050013716 High-pressure generating device |
| 01/20/2005 | US20050013708 Systems and methods for providing a dynamically adjustable reciprocating fluid dispenser |
| 01/20/2005 | US20050013707 Portable, surface-mounted well pump |
| 01/20/2005 | US20050012789 Liquid delivering apparatus |
| 01/20/2005 | US20050011350 Displacement shift valve and pumping apparatus and methods using such a valve |
| 01/19/2005 | EP1498149A1 Diaphragm breast pump |
| 01/19/2005 | EP1497051A1 Hydraulic compression tool and hydraulic compression tool motor |
| 01/19/2005 | EP1497038A1 Distribution pump for a liquid product |
| 01/19/2005 | CN2672380Y High pressure well head |
| 01/19/2005 | CN1566632A Ternate plunger pump for high pressure industry |
| 01/13/2005 | WO2005004321A1 Actuator element |
| 01/13/2005 | WO2005003558A1 Eccentric drive mechanism for volumetric pumps or motors |
| 01/13/2005 | DE10328462A1 Torque transmission device e.g. for high speed electric pump, has one of two connections between connecting element and one of two component parts made radially elastically displaceable |
| 01/13/2005 | DE10328213A1 Electric pump device for fluid, especially high-pressure fuel pump for motor vehicle, fuel flow path runs in-part through electric drive or past it, for cooling by fluid supplied |
| 01/12/2005 | CN2670627Y Anti-fogery structure of emulsion pumps |
| 01/12/2005 | CN1563713A High efficiency oil-water-air mixed medium transfer pump |
| 01/12/2005 | CN1184423C Hydraulic equipment possessing at least one extrusion type machoine, in particular, radial plunger machine (pump or motor) |
| 01/12/2005 | CN1184011C Finger-operated spray pump spraying fluid in fixed quantity |
| 01/11/2005 | US6841076 Method and device for desalting water |
| 01/11/2005 | US6840747 Positive-displacement oil pump |
| 01/06/2005 | WO2005001285A2 Diaphragm pump with control module |
| 01/06/2005 | WO2005000731A2 Diaphram metering chamber dispensing systems |