Patents
Patents for F04B 53 - Component parts, details or accessories not provided for in, or of interest apart from, groups or (19,443)
02/1999
02/04/1999DE19831450A1 Kolbenpumpe Piston pump
02/04/1999DE19803333A1 Kolbenpumpe Piston pump
02/04/1999DE19753083A1 Kolbenpumpe Piston pump
02/04/1999DE19750851A1 Kolbenpumpe Piston pump
02/04/1999DE19747936A1 Motor vehicle anti-lock hydraulic brake system reciprocating piston pump
02/04/1999DE19747850A1 Kolbenpumpe Piston pump
02/04/1999DE19742611A1 Kolbenpumpe Piston pump
02/04/1999DE19732818A1 Kolbenpumpe Piston pump
02/04/1999DE19732810A1 Back flow prevention valve
02/04/1999DE19732808A1 Method for evacuating the sterilisation chamber of a steam sterilisation unit - with the medium used during evacuation cooled along its flow path in such a way that it is in or is converted into a liquid state in the delivery unit
02/04/1999DE19732792A1 Kolbenpumpe Piston pump
02/04/1999DE19732791A1 Kolbenpumpe Piston pump
02/04/1999DE19732770A1 Kolbenpumpe Piston pump
02/04/1999DE19732748A1 Piston driven hydraulic pump
02/04/1999DE19732747A1 Back-flow prevention valve for piston-powered pump
02/03/1999EP0894972A2 Fuel supply pump
02/03/1999EP0894359A1 Electric motor-pump assembly
02/03/1999EP0754364A4 Fluid bearing with compliant linkage for centering reciprocating bodies
02/03/1999CN1206792A Pump for feeding fuel
02/02/1999US5865090 Piston pump
01/1999
01/28/1999DE19825575A1 Controllable flow dosage pump
01/27/1999EP0893132A2 Volumetric infusion pump
01/27/1999EP0893131A2 Volumetric infusion pump
01/27/1999CN2305503Y Automatic regulating diameter piston for petroleum drill slurry pump
01/26/1999US5863187 Two position rotary reciprocating pump with liquid displacement flow adjustment
01/21/1999WO1999002861A1 Inlet valve for a radial piston pump for high-pressure fuel supply
01/21/1999WO1999002860A1 Radial piston pump for high pressure fuel supply
01/21/1999WO1999002859A1 Radial piston pump for high pressure fuel supply
01/21/1999WO1999002858A1 Radial piston pump for fuel high-pressure supply
01/21/1999WO1998046881A3 High pressure pump with weep paths
01/21/1999DE19730287A1 Closed circuit hydraulic pump loss-free forced partial fluid flow circulation circuit
01/20/1999EP0892174A2 Pump head for a piston pump
01/20/1999EP0891784A2 Volumetric infusion pump
01/20/1999EP0891488A1 Axial piston machine with internal flushing cycle
01/20/1999CN2304767Y Self balancing pressure reducing valve for over-pressure of extinguish pump
01/20/1999CN2304766Y Automatic sealer for leakage of extinguish pump
01/19/1999US5860798 Pump for pumping a fluid comprising a liquefied gas and apparatus having a pump
01/19/1999US5860794 Double diaphragm pump with air valve block moving in a rectangular pattern
01/14/1999WO1999001770A1 Interchangeable liquid dispensing cartridge pump
01/14/1999DE19729791A1 Radialkolbenpumpe zur Kraftstoffhochdruckversorgung Radial piston pump for high pressure fuel supply
01/14/1999DE19729790A1 Radialkolbenpumpe zur Kraftstoffhochdruckversorgung Radial piston pump for high pressure fuel supply
01/14/1999DE19729789A1 Radialkolbenpumpe zur Kraftstoffhochdruckversorgung Radial piston pump for high pressure fuel supply
01/14/1999DE19729788A1 Radialkolbenpumpe zur Kraftstoffhochdruckversorgung Radial piston pump for high pressure fuel supply
01/13/1999EP0890743A2 Swash plate of swash-plate compressor
01/13/1999EP0890740A2 Lubrication system for high pressure liquid pumps with cylinders of vertical axis
01/13/1999CN2303948Y Noise-reducing oil-mist filtering device for vacuum pump
01/13/1999CN2303947Y Double-flow-channel low-pulse high-precision separate wriggle-pump head
01/13/1999CN2303946Y Super-low pulse multi-flow-channel wriggle-pump head
01/13/1999CN1041610C Hydrostatic-mechanical gear for driving mixing drum
01/12/1999US5857431 Animal dental aid
01/07/1999EP0889239A2 Cylinder for high pressure pumps with threaded connected suction and discharge valve block
01/07/1999DE19829217A1 Variable fuel pump for vehicle
01/07/1999DE19827922A1 Hydraulic pump e.g. for vehicle power steering systems
01/06/1999CN2303098Y Piston of air inflator
12/1998
12/30/1998EP0887548A1 Hydraulic motor
12/30/1998CN2302355Y Oil well water injection pump head
12/24/1998DE19826961A1 Radial piston pump with feed unit and separating arrangement
12/24/1998DE19726572A1 Radial piston pump with eccentric shaft driving number of feed units
12/23/1998WO1998058172A1 Radial piston pump
12/23/1998WO1998058171A1 Radial piston pump
12/23/1998EP0885357A1 Metering pump
12/23/1998CN2301557Y Piston assembly for hand water pump
12/23/1998CN1202579A Wear resisting gap-free sealed oil pump plunger
12/22/1998USRE35997 Self cleaning reciprocating and/or rotating device
12/17/1998WO1998057076A1 Pump protection fitting
12/17/1998WO1998056630A1 Hydraulic unit
12/17/1998DE19725092A1 Hydraulisches Aggregat Hydraulic unit
12/17/1998CA2263438A1 Pump protection fitting
12/16/1998CN1202223A Connecting pin clip
12/15/1998US5849675 Hydraulic system using an improved antiwear hydraulic fluid
12/15/1998US5848881 For medical liquids
12/15/1998US5848880 Axial valve arrangement for a high pressure plunger pump
12/15/1998US5848879 Cylinder lining for hydraulic pump
12/15/1998US5848878 Pump with improved manifold
12/15/1998US5848615 Check valve cartridge for fluid pump
12/15/1998US5848566 Connecting pin clip
12/10/1998DE19724511C1 Pumpenschutzarmatur Pump protection valve
12/09/1998EP0882873A1 Piston pump
12/08/1998US5846060 Reciprocating piston pump with bleed passages
12/02/1998CN2299168Y Race shape-changing device of beam-pumping unit belt pulley
12/02/1998CN2299167Y Reversing controlling device of concrete conveying pump
12/02/1998CN1200790A Piston pump
12/01/1998US5843129 Electrical circuit for equipment requiring redundant flow paths and method of use
12/01/1998US5842841 Volumetric infusion pump with transverse tube loader
11/1998
11/26/1998WO1998053209A1 Piston pump with a pipe segment as a bushing
11/26/1998WO1998053208A1 Reciprocating diaphragm pump with packless piston-cylinder unit
11/26/1998WO1998052624A2 Volumetric pump with sterility seal
11/26/1998DE19721227A1 Kolbenpumpe Piston pump
11/25/1998EP0879965A1 Connection piece connecting the housing of a drive unit to the housing of a compressor element
11/25/1998EP0879961A1 Reciprocating piston pump with sealing bellows
11/25/1998EP0879960A2 High pressure fuel pump
11/25/1998CN1199826A Non-oiling piston for pump. its producing method and pump using the same piston
11/25/1998CN1199819A High-pressure fuel-feed pump
11/24/1998US5839468 Pump valve
11/24/1998US5839349 Noise-abated pump unit, in particular for controlled brake systems
11/19/1998DE19720482A1 Micro=membrane pump
11/18/1998EP0878621A2 High-pressure fuel-feed pump
11/18/1998EP0644782B1 Automated peritoneal dialysis system with detector for recognition of empty supply reservoir and tubing occlusion
11/18/1998CN2297567Y Wear-resisting axle sleeve of pump for high temp. concentrated sulfuric acid solution
11/18/1998CN2297564Y Double clamping pole type pump