| Patents for F04B 53 - Component parts, details or accessories not provided for in, or of interest apart from, groups or (19,443) |
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| 09/26/2001 | EP1135607A1 Ball screw driven pump |
| 09/26/2001 | CN2450410Y Cylinder cover for air pump |
| 09/26/2001 | CN2450409Y High-efficiency plunger |
| 09/26/2001 | CN1071849C Reciprocating pump |
| 09/25/2001 | US6293764 Reciprocating compressor with dry lubricating system |
| 09/25/2001 | US6293185 Piston for a hydrostatic cylinder block |
| 09/20/2001 | DE10109598A1 Piston for cylinder block of hydrostatic motor unit and has elongated cylindrical body with central bore in which is insert having first end terminating in spherical surface |
| 09/19/2001 | CN2448952Y Air cooling piston type air compressor cylinder |
| 09/19/2001 | CN2448951Y Piston for pump |
| 09/19/2001 | CN2448943Y Multi-function high-pressure reciprocative pump |
| 09/19/2001 | CN1313195A Ink pump of printer drived by movement of bracket |
| 09/18/2001 | US6290475 Helical wiper for sucker rod pump |
| 09/18/2001 | US6290473 Fluid cooling device |
| 09/18/2001 | US6289875 Fuel injection pump |
| 09/13/2001 | WO2001066944A1 Metering pump |
| 09/13/2001 | DE10036755A1 Pressure equalizing shuttle for shaft seal of pump has shuttle inserted in longitudinal bore between closed end and open end, and movable in response to pressure differences between this regions |
| 09/12/2001 | EP1132668A2 Check valve |
| 09/12/2001 | EP1132616A1 Dosing pump |
| 09/12/2001 | EP1132212A1 Printer ink pump using motion of the carrier |
| 09/12/2001 | EP1131558A1 Method for conveying damp gases by means of a conveyor device and conveyor device for carrying out said method |
| 09/12/2001 | CN1071003C Pisto type compressor |
| 09/11/2001 | US6287440 Layered flow |
| 09/11/2001 | US6286728 Shroud cover for trigger sprayer |
| 09/11/2001 | CA2220356C Self-aligning piston rod |
| 09/11/2001 | CA2045322C Sludge pump valve |
| 09/07/2001 | WO2001065115A1 Compact electrohydraulic motor pump unit |
| 09/07/2001 | WO2001065113A1 Leakage oil return apparatus for a hydraulic motor |
| 09/06/2001 | US20010018930 Check valve |
| 09/05/2001 | CN2446301Y Improved pump structure |
| 09/05/2001 | CN1070581C 液体泵 Liquid Pumps |
| 09/05/2001 | CN1070577C High pressure fuel-feeding pump |
| 09/04/2001 | USRE37348 Vertical engine |
| 09/04/2001 | US6283733 Piston pump for a vehicle brake system |
| 09/04/2001 | US6283732 Hydraulic unit |
| 09/04/2001 | US6283724 Piston pump |
| 09/04/2001 | US6283148 Standing valve with a curved fin |
| 08/30/2001 | WO2001063132A2 Lubrication system and process for high speed antifriction bearings |
| 08/30/2001 | DE10053992A1 Kolbenpumpe Piston pump |
| 08/30/2001 | DE10009587A1 Kompaktes elektrohydraulisches Motorpumpenaggregat A compact electrohydraulic motor pump unit |
| 08/30/2001 | DE10007340A1 Flüssigkeitspumpe Liquid pump |
| 08/29/2001 | CN1310302A External pump |
| 08/29/2001 | CN1070265C Exhausting device for air tube of air compressor |
| 08/28/2001 | US6280166 Compressor having a valve mechanism of relatively high accuracy |
| 08/28/2001 | US6280162 Radial piston pump |
| 08/28/2001 | US6279785 Membrane pump for a receptacle |
| 08/28/2001 | US6279454 Fuel injection pump |
| 08/28/2001 | US6279453 High-pressure system |
| 08/23/2001 | US20010016173 Oil pump |
| 08/23/2001 | US20010016171 Piston pump for a brake system |
| 08/23/2001 | US20010015200 Fuel injection pump |
| 08/23/2001 | DE10107326A1 Kraftstoffeinspritzpumpe Fuel injection pump |
| 08/22/2001 | EP1126173A1 Pump, in particular single or multistage suction pump |
| 08/22/2001 | CN1309748A Engine fuel pump |
| 08/22/2001 | CN1309242A Valve device of sealed compressor |
| 08/22/2001 | CN1069951C Unitary housing for double hydraulic unit |
| 08/21/2001 | US6276909 Piston pump for a hydraulic brake system of a vehicle |
| 08/21/2001 | US6276908 Latching mechanism for use with pumps used in marine environments |
| 08/21/2001 | US6276261 Piston assembly of a hydraulic radial piston-type machine |
| 08/21/2001 | US6276259 Plunger pump |
| 08/16/2001 | EP1124061A1 High pressure cryogenic pump |
| 08/15/2001 | CN1308188A Multi-stage blow-down valve for compressor system |
| 08/14/2001 | US6273690 Downhole pump with bypass around plunger |
| 08/14/2001 | US6273689 Electromagnetic pump with increased accuracy |
| 08/14/2001 | US6273685 Thrust Plate Retaining Device for Radial Piston Pumps |
| 08/14/2001 | US6272970 Motor-and-pump unit for a vehicle hydraulic brake system |
| 08/14/2001 | CA2219956C Plunger and seal for well pump |
| 08/14/2001 | CA2184473C Fluid bearing with compliant linkage for centering reciprocating bodies |
| 08/11/2001 | CA2335490A1 Very high pressure cryogenic pump |
| 08/09/2001 | DE19747915C2 Axialkolbenmaschine Axial piston |
| 08/08/2001 | EP1122866A2 Electric machine, in particular a three-phase generator |
| 08/08/2001 | EP1121543A1 Piston with pressure-dependent sealing effect for a piston-cylinder arrangement, especially a shock absorber piston |
| 08/08/2001 | EP1121531A1 Radial piston pump for supplying fuel at high pressure |
| 08/08/2001 | EP1121530A1 Piston pump for supplying fuel at high pressure |
| 08/08/2001 | CN2441996Y Plunger type metering pump |
| 08/02/2001 | WO2001055596A1 Hydraulic power system |
| 08/02/2001 | WO2001055595A1 Piston pump |
| 08/02/2001 | US20010010437 Electrical machine, in particular three phase generator |
| 08/02/2001 | DE10004239A1 Elektrische Maschine, insbesondere Drehstromgenerator Electrical machine, in particular three-phase generator |
| 07/31/2001 | US6267569 Piston pump |
| 07/31/2001 | US6267563 Variable capacity type compressor with inclined capacity control valve |
| 07/31/2001 | CA2213502C Electromagnetically driven reciprocating pump with fluted piston |
| 07/26/2001 | DE10000765A1 Lubricating system for control pump and fixed displacement motor in dry case system uses oil used to flush hydraulic system as lubricant |
| 07/25/2001 | EP1117931A1 Manually operated pump or compressor |
| 07/24/2001 | US6264437 High pressure pump for all liquids |
| 07/24/2001 | US6264436 Multifunction valve |
| 07/18/2001 | EP1116899A2 Variable displacement piston pump/motor |
| 07/18/2001 | EP1115500A1 Dispenser pumps |
| 07/18/2001 | CN2439552Y Block cylinder type polish rod joint |
| 07/17/2001 | US6261486 Process and device for the production of polyurethane moldings by the shot process |
| 07/17/2001 | US6261069 Shaft seal with pressure equalizing shuttle |
| 07/12/2001 | DE19959583A1 Automatically venting backpressure valve for use with fluid metering pump, e.g. solenoid driven liquid metering pump has valve body including gas by-pass orifice |
| 07/12/2001 | DE19946613C1 Temperature-regulated adhesive pump e.g. for labelling machine, has full power and reduced power heating elements used for obtaining and maintaining required adhesive temperature |
| 07/11/2001 | CN2438848Y Drip |
| 07/11/2001 | CA2325616A1 Variable displacement piston pump/motor |
| 07/10/2001 | US6257850 Piston and seals for a reciprocating pump |
| 07/10/2001 | US6257845 Air driven pumps and components therefor |
| 07/10/2001 | US6257121 Piston with piston rod |
| 07/05/2001 | DE19963482A1 Leakage fluid removal device for hydraulic unit in brake systems has rotating drive shaft with connected blades and pressure generator to apply air flow to press leakage towards drainage channel |
| 07/05/2001 | DE19963480A1 Pump with encapsulated discharge valve for brake systems in motor vehicles ha capsule formed by sheet metal cup and cover connected by beading, and enclosing closure spring |
| 07/05/2001 | DE10062147A1 Kraftstoffeinspritzpumpe Fuel injection pump |