Patents
Patents for F04B 9 - Piston machines or pumps characterised by the driving or driven means to or from their working members (9,236)
05/2001
05/09/2001CN1065496C Bellows pump dispenser
05/08/2001US6227821 Two-cylinder pump
05/03/2001WO2001031198A1 Motor-pump aggregate
05/03/2001WO2001030421A2 Plunger plug with stiffening insert
05/02/2001EP1096147A2 Pump with a pulsation suppression device
05/02/2001EP1096146A2 Diaphragm pump
05/02/2001EP1095871A1 Pump for a container comprising a resiliently deformable membrane located outside the pump chamber
05/02/2001CN2428594Y Efficient plunger pump
05/02/2001CN1065322C Automatic water pumping machine using multiple sorts of micro-energy
04/2001
04/26/2001WO2001029416A1 Fluid operated hydraulic pump
04/26/2001WO2001029415A1 Piston pump
04/26/2001DE19950160A1 Piezo-powered pump for hydraulic vehicle braking system has elastic element enclosing pump chamber communicating with inlet, outlet with volume varied by deforming elastic element
04/25/2001CN2427646Y Portable and two purpose high pressure inflator
04/24/2001US6220827 Electromotor/pump assembly
04/24/2001US6220760 Three-ring needle bearing
04/19/2001WO2001027464A1 Common-rail fuel injection system
04/19/2001DE19948747A1 Safety reset system of pneumatic valve actuator, includes compressed air reservoir for resetting
04/19/2001DE19946842A1 Hochdruckpumpe High pressure pump
04/18/2001EP1092674A1 Self-contained pneumatic beverage dispensing system
04/17/2001CA2146849C Compact water filtration and purification pump
04/17/2001CA2035255C De-sludging systems
04/12/2001DE19948464A1 Common-Rail-Kraftstoffeinspritzsystem Common-rail fuel injection system
04/11/2001EP1091123A2 Housing for a swash plate compressor
04/11/2001EP1090227A1 Eccentric system
04/11/2001CN1290813A Piston type compressor
04/05/2001WO2001023752A1 High pressure pump
04/03/2001US6210131 Fluid intensifier having a double acting power chamber with interconnected signal rods
04/03/2001US6210129 High-pressure pump for a fuel injection device of an internal combustion engine
04/03/2001US6210125 Water system with both electric motor power and manual pedal power, for a reciprocating pump
04/03/2001US6209761 Pump with air intake
04/03/2001US6209760 Media dispenser
03/2001
03/29/2001WO2001021525A1 Precision dispensing pump and method of dispensing
03/29/2001DE10036248A1 Blocking/non-return valve system has sensor that determines piston position and controller that controls actuator so that it moves valve pin depending on sensed piston position
03/28/2001CN2425211Y Piston oil pressure diaphragm-type liquid pump
03/28/2001CN1063830C Hydraulic automatic control reciprocating pump
03/28/2001CN1063829C Gas-supply pump
03/27/2001US6206968 Apparatus for coating products
03/27/2001US6206658 Organic substance processing system and organic substance processing apparatus
03/27/2001US6206245 Pump with a delivery valve including a ball
03/27/2001US6205980 High-pressure delivery pump
03/22/2001WO2001020166A1 Dual diaphragm pump
03/22/2001CA2384993A1 Dual diaphragm pump
03/21/2001EP1084764A1 Dispensing device for a container
03/21/2001EP1084334A1 Erfahren
03/21/2001CN2424309Y Dual-cylinder water extractor
03/21/2001CN2424308Y Hand pump
03/20/2001US6203696 Fluid driven pumps and apparatus employing such pumps
03/20/2001US6203289 Hydraulic alternating volumetric pumping system
03/20/2001US6203288 Reciprocating pumps with linear motor driver
03/20/2001US6202538 Radial piston pump
03/15/2001WO2001018396A1 Programmable, fluid pressure actuated blood processing systems and methods
03/15/2001WO2001017690A1 Improved pump for dispensing fluid product,and fluid product dispensing device comprising same
03/15/2001WO2001017588A1 Uninterrupted flow pump apparatus and method
03/15/2001DE19939130A1 Axialkolbentriebwerk mit einem stufenlos verstellbaren Kolbenhub With a continuously variable axial piston stroke
03/15/2001DE19936479C1 Industrial dosing method for viscous medium uses program-controlled operation of servo motor for dosing pump and electrically-operated valves
03/14/2001EP1083004A1 Pump for a container
03/14/2001CN1063109C Precompression pump sprayer
03/08/2001WO2001016462A1 Airless spray pump
03/07/2001CN2422465Y Rotary piston water pump by muscle-power operation
03/07/2001CN2422464Y Water press machine
03/01/2001DE19937802A1 Single-cylinder high pressure pump for common-rail fuel injection systems in IC engines has guide cylinder with ball loosely guided on end of pump piston
02/2001
02/28/2001CN2421426Y Double-oil-way double-flow band hydraulic pump
02/27/2001US6193476 1½ Piston force pump
02/22/2001WO2001012988A1 Axial piston drive mechanism with a continuously adjustable piston stroke
02/21/2001CN2420438Y Low temperature liquid piston pump with thermal insulation shell
02/20/2001US6189433 Pneumatically driven bellows pump
02/15/2001DE19923364C2 Pumpsystem mit in einem Multifunktionskörper integrierten hydraulischen Rührrwerk für handbetätigte Rückenspritzen Pumping system integrated into a multi-function hydraulic body Rührrwerk for manually operated knapsack sprayers
02/14/2001EP1076180A2 Fuel pump
02/14/2001EP0823023B1 Double-acting pump
02/13/2001US6186369 Pump
02/13/2001US6186368 Manually actuated pump assembly
02/13/2001US6186171 Pneumatically driven liquid supply apparatus
02/13/2001CA2229030C Diaphragm pump and pump mounted in a carrying case useful in breast pumping
02/07/2001EP1074735A2 Piston pump driven by adjustable eccentrics
02/07/2001EP1074479A1 Membrane pump for container
02/07/2001CN2418269Y Manual water-pumping machine
02/07/2001CN1282839A High pressure fuel pump and its cam
02/01/2001DE19933570A1 Radial piston pump esp. for feeding fuel in injection system of combustion engine
01/2001
01/31/2001EP1072787A2 High-pressure fuel pump and cam for high-pressure fuel pump
01/31/2001EP1071880A1 Ignition control device and method
01/31/2001CN2417299Y Machine for automatically lifting water
01/30/2001US6179586 Dual diaphragm, single chamber mesopump
01/30/2001US6179574 Apparatus for pressurizing fluids and using them to perform work
01/30/2001US6179568 Piston pump and method of reducing vapor lock
01/25/2001WO2001006575A1 Improved electroactive polymers
01/25/2001WO2001005490A1 Method and device for desalting water
01/25/2001WO2000040864A3 Pump
01/25/2001DE19933147A1 Verfahren und Vorrichtung zum Entsalzen von Wasser Method and apparatus for desalinating water
01/24/2001EP1070670A1 Diaphragm pump and container incorporating the same
01/23/2001US6176348 Multiple-pump system for lubricating
01/19/2001CA2314824A1 Diaphragm pump and container so equipped
01/17/2001EP1068453A1 Injection pump for dye dispensing machine
01/17/2001EP1068451A1 Diaphragm pump and pump for double-breast pumping
01/17/2001EP1068449A1 Pump unit for a slip-regulated hydraulic automobile brake system
01/17/2001EP1067975A1 Metered dose infusion pump and method
01/16/2001US6174144 Diaphragm piston pump
01/11/2001WO2001002100A1 Improved pre-compression spray pump
01/10/2001CN2414216Y Automatic water-pumping reciprocative pump without other energy source
01/09/2001US6171081 Fuel pump assembly
01/09/2001US6171075 Process and device for controlling a two-cylinder thick medium pump
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