| Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236) |
|---|
| 01/03/1996 | EP0690230A1 Pump assembly |
| 01/03/1996 | EP0689645A1 Portable, battery operated air pump |
| 12/27/1995 | EP0688609A1 Manually actuated precompression pump for spraying a liquid and dispensing assembly comprising such a pump |
| 12/27/1995 | CN2216157Y hand water suction pump |
| 12/20/1995 | EP0687814A2 Plunger pump |
| 12/14/1995 | WO1995033927A1 Supercharger for internal-combustion engines |
| 12/14/1995 | WO1995033924A1 Piston pump |
| 12/14/1995 | DE4419927A1 Kolbenpumpe Piston pump |
| 12/07/1995 | WO1995033125A1 A gas driven mechanical oscillator and method |
| 12/07/1995 | DE4427981C1 Hydraulic or pneumatic piston and/or membrane pump |
| 12/07/1995 | CA2168337A1 A gas driven mechanical oscillator and method |
| 12/06/1995 | CN2214542Y Hand water pump |
| 12/06/1995 | CN2214541Y Imbibing device |
| 12/05/1995 | US5472322 Positive displacement vacuum pump having a piston actuated by an alternative linear movement |
| 11/29/1995 | CN2213871Y Hand water pump |
| 11/28/1995 | US5470209 Offset reciprocable device |
| 11/23/1995 | DE4417680A1 Pump raising water from low to high level |
| 11/23/1995 | DE4417486A1 Discharging device for fluids |
| 11/22/1995 | EP0683318A1 Pneumatically actuated pump |
| 11/21/1995 | US5468127 Pilot control valve having means for recovering exhaust fluids |
| 11/15/1995 | EP0681672A1 Process for conveying thick matter containing preshredded scrap metal or similar solids. |
| 11/15/1995 | EP0681652A1 Double acting simplex plunger pump |
| 11/15/1995 | CN2212666Y Hydraulic pump driven by ordinary air |
| 11/14/1995 | US5466128 High aspect ratio, remote controlled pumping assembly |
| 11/08/1995 | EP0680561A1 Dosing arrangement. |
| 11/08/1995 | EP0680345A1 Infinitely variable pneumatic pulsatile pump |
| 11/08/1995 | CN2212093Y Simple fluid pumping device |
| 11/08/1995 | CN2212092Y Paste glue gun structure without dropping paste |
| 11/07/1995 | US5464331 Engine and power output |
| 11/02/1995 | EP0679443A1 Dispensing pump |
| 11/01/1995 | CN2211502Y 直线往复活塞泵 Reciprocating piston pump |
| 11/01/1995 | CN1111065A Compact high performance fuel syste with accumulator |
| 10/31/1995 | US5462414 Liquid treatment apparatus for providing a flow of pressurized liquid |
| 10/27/1995 | CA2147566A1 Dispensing pump |
| 10/25/1995 | EP0678164A1 Radial pump |
| 10/24/1995 | US5460491 Displacement pump as well as a pump assembly comprising two displacement pumps |
| 10/19/1995 | WO1995027853A1 A submerged pump with coaxial opposing modular pistons, operated by double eccentric cams or similar |
| 10/18/1995 | CN2210262Y horse type double pump water pumping device |
| 10/18/1995 | CN1110375A Leak-free hand-operating pump |
| 10/17/1995 | US5458470 Pumping apparatus |
| 10/14/1995 | CA2132755A1 Air valve with bleed feature to inhibit icing |
| 10/12/1995 | DE4411979A1 Support roller esp. for outer ring of bearing |
| 10/11/1995 | EP0676010A1 Compact water filtration and purification pump. |
| 10/10/1995 | US5456318 From a well |
| 10/03/1995 | US5454408 Variable-volume storage and dispensing apparatus for compressed natural gas |
| 09/27/1995 | CN2208624Y Hand-driving anchor rod mud filling pump |
| 09/27/1995 | CN2208623Y Pneumatic pump and pneumatic liquid pump |
| 09/20/1995 | EP0672831A2 Apparatus and method for supercritical fluid extraction |
| 09/20/1995 | EP0671999A1 Noise-reduced pumping set, in particular for regulated brake systems. |
| 09/20/1995 | EP0671980A1 Dispensing device |
| 09/19/1995 | US5451145 High pressure fluid pump transformer and method |
| 09/13/1995 | CN2207454Y Multifunction manpower pump |
| 09/08/1995 | WO1995023924A1 Pneumatically shifted reciprocating pump |
| 09/08/1995 | CA2191445A1 Pneumatically shifted reciprocating pump |
| 09/07/1995 | DE4406803A1 Hydraulic piston pump |
| 09/05/1995 | US5447026 Hydraulic oil well pump drive system |
| 08/31/1995 | WO1995023000A2 Reciprocating pump arrangement |
| 08/31/1995 | CA2183666A1 Reciprocating pump arrangement |
| 08/30/1995 | CN2206356Y Hand power pump |
| 08/29/1995 | US5445505 Manual/pneumatic dual-control oil pump |
| 08/23/1995 | EP0668441A1 Drive control for a two-cylinder pump for viscous fluid |
| 08/23/1995 | EP0668111A2 Two-component dispensing system |
| 08/23/1995 | CN2205874Y Pedal double-cylinder water pump |
| 08/23/1995 | CN2205873Y Hand-operated water pump |
| 08/19/1995 | CA2139371A1 Two-component dispensing system |
| 08/18/1995 | CA2117227A1 Pumpjack drive |
| 08/17/1995 | DE4439209A1 High pressure cleaning gun provided with integrated piston and cylinder set |
| 08/10/1995 | DE4418739A1 Crank assembly for refrigerator compressor |
| 08/09/1995 | EP0666420A1 Apparatus for driving piston by fluid pressure |
| 08/09/1995 | CN2204864Y Hand liquid suction pump |
| 08/02/1995 | EP0665044A1 Apparatus and method for supercritical fluid extraction |
| 08/01/1995 | US5437218 Diaphragm pump having variable displacement |
| 07/25/1995 | US5435355 Conical floating type fuel filling device |
| 07/19/1995 | CN2203717Y Pump of bicycle |
| 07/18/1995 | US5433848 Water filtration pump with disposable filter cartridges |
| 07/14/1995 | CA2140070A1 Method and apparatus for utilizing the pressure of a fluid column generated by a pump to assist in reciprocating the pump plunger |
| 07/12/1995 | CN1105103A 气体压缩机 Gas compressor |
| 07/11/1995 | US5431816 Prefilter for a water purification pump |
| 07/11/1995 | US5431229 Method and apparatus for utilizing the pressure of a fluid column generated by a pump to assist in reciprocating the pump plunger |
| 07/05/1995 | CN2202803Y 径向柱塞泵 Radial piston pump |
| 06/29/1995 | DE4419559C1 Compressor charger for IC engine |
| 06/29/1995 | DE4344748A1 Water pressure producer for gutter cleaning vehicle |
| 06/28/1995 | CN2202198Y Multi-functional air-liquid pump |
| 06/28/1995 | CN2202195Y Manpower double-cylinder water pump |
| 06/28/1995 | CN2202194Y Manpower water pump |
| 06/28/1995 | CN2202193Y Two-way reciprocating hand pump |
| 06/28/1995 | CN2202192Y Wind water lift |
| 06/28/1995 | CN2202191Y Hydraulic automatic control reciprocating pump |
| 06/27/1995 | US5427507 Valving for controlling a fluid-driven reciprocating apparatus |
| 06/27/1995 | US5427280 Media dispenser with dosing stroke limiter |
| 06/27/1995 | US5426990 Over-center toggle linkage valve actuating mechanism with adjustable tension spring preloading |
| 06/27/1995 | US5426988 Device for reciprocating a plunger or the like |
| 06/22/1995 | WO1995016859A1 Reciprocating pump for pumping hydraulic fluid |
| 06/15/1995 | WO1995016143A1 Bearing assembly with axial retention |
| 06/15/1995 | CA2168562A1 Bearing assembly with axial retention |
| 06/14/1995 | CN2200704Y Two-purpose oil hydraulic pump with hand-operation and pneumatic |
| 06/13/1995 | US5423662 Precision metered multiple fluid pumping system |
| 06/13/1995 | US5423460 Spray pump |
| 06/07/1995 | EP0435924B1 Snap-in trigger |
| 06/07/1995 | CN2200060Y Simple suction pump for excrement and urine |