| Patents for F01B 1 - Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements (1,424) |
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| 02/25/2009 | EP1230472B1 Z-engine |
| 02/24/2009 | US7493760 Steam engine |
| 02/11/2009 | EP2022960A2 A four-stroke engine |
| 01/27/2009 | US7481629 Radial piston pump |
| 01/21/2009 | CN201184214Y Air power engine |
| 01/15/2009 | US20090016917 Compact Dual Rocking Piston Pump with Reduced Number of Parts |
| 01/08/2009 | US20090007775 Engine for Aeronautical Applications II |
| 01/08/2009 | US20090007771 Air cylinder apparatus |
| 12/24/2008 | DE102007028103A1 Arretiervorrichtung Locking device |
| 12/17/2008 | CN101326351A Engine arrangement |
| 12/11/2008 | WO2008149061A2 Internal combustion engines |
| 12/04/2008 | US20080298991 System and method for preloading a high stress area of a component |
| 11/26/2008 | CN100436754C Radial-piston motor |
| 10/28/2008 | US7441492 Eccentric drive mechanism for volumetric pumps or motors |
| 10/15/2008 | EP1490587B1 Engine system |
| 10/15/2008 | CN101287891A Cam driven piston compressor |
| 10/08/2008 | CN101280691A Double-cylinder mutual pressuring prime motor |
| 09/25/2008 | US20080232988 Material Pump |
| 09/17/2008 | CN100419212C V-type engine |
| 09/16/2008 | US7424802 Steam engine |
| 09/11/2008 | US20080219861 Cam Driven Piston Compressor |
| 09/10/2008 | CN101263286A Rodless piston internal combustion engine |
| 09/04/2008 | WO2008105208A1 Engine |
| 09/04/2008 | US20080210108 Plunger-Cylinder Assembly |
| 08/28/2008 | US20080206073 Fluid-Working Machines |
| 08/27/2008 | EP1961943A1 Combustion engine |
| 08/06/2008 | EP1952002A1 Four-stroke free piston engine |
| 08/06/2008 | CN100408819C Piston mechanism provided with divergent pistons |
| 07/30/2008 | CN101230787A Generating set using sun energy as power |
| 07/17/2008 | WO2008011040A3 Connecting rod journals and crankshaft spider bearing in an engine |
| 07/16/2008 | EP1944484A1 Rodless piston internal combustion engine |
| 07/09/2008 | EP1423611B1 Fully-controlled, free-piston engine |
| 06/24/2008 | US7389759 Internal-combustion engine |
| 06/11/2008 | EP1929138A1 An engine arrangement |
| 06/10/2008 | US7384246 Pump element and piston pump for generating high fuel pressure |
| 06/10/2008 | US7383796 Internal combustion engine |
| 06/05/2008 | US20080127915 Motor engine family |
| 06/04/2008 | CN100392218C Engine and method for producing the engine |
| 05/28/2008 | EP1015744B1 Variable compression piston assembly |
| 05/14/2008 | EP1614876B1 Piston mechanism provided with divergent pistons |
| 05/01/2008 | US20080098978 Internal support structure for an internal combustion engine |
| 04/24/2008 | WO2008048133A1 Controllable motion converter (variants) |
| 04/23/2008 | CN201050386Y Multi-cylinder pneumatic press |
| 04/16/2008 | EP1910644A2 Cam driven piston compressor |
| 04/09/2008 | CN100379957C Reciprocating internal combustion engine working method |
| 04/03/2008 | WO2008039105A1 Motion converter |
| 04/01/2008 | US7350454 Cylinder unit for mounting on a cross member and/or a table of a device or machine for the deformation of workpieces |
| 03/20/2008 | US20080066614 Pneumatic rotary motor without connecting rods |
| 03/13/2008 | WO2008028252A1 Improved opposed piston combustion engine |
| 03/06/2008 | US20080053310 Compressors and methods for use |
| 03/06/2008 | US20080053303 Free piston pressure spike modulator for any internal combustion engine |
| 02/26/2008 | US7334514 Balanced fluid-powered modular actuation system |
| 02/21/2008 | US20080044306 Device-Operating Module |
| 02/12/2008 | US7328647 Hydraulic device |
| 01/30/2008 | EP1882790A2 Mounting system and adaptor clip |
| 01/29/2008 | CA2350666C Mechanical transmission device for engine with variable volume displacement |
| 01/24/2008 | WO2008010490A1 Cycloid reciprocating engine and pump employing this crank mechanism |
| 01/24/2008 | WO2008009131A1 Wave transducer having variable energy piston assembly |
| 01/23/2008 | CN101111679A Compressor with fortified piston channel |
| 01/02/2008 | EP1488085B1 Reciprocating and rotary internal combustion engine, compressor and pump |
| 12/26/2007 | EP1869325A1 Fluid-working machines |
| 12/26/2007 | EP1185762B1 Mounting system and adaptor clip |
| 12/20/2007 | US20070289829 Vertical fluid power transmission and outboard engine system |
| 12/18/2007 | US7308849 High-pressure pump, in particular for a fuel injection device of an internal combustion engine |
| 12/12/2007 | CN101087927A Internal-combustion engine with guided roller piston drive |
| 12/11/2007 | US7305961 Module-like constructed internal combustion engine |
| 12/11/2007 | US7305915 Efficient pump/motor with reduced energy loss |
| 12/06/2007 | WO2007138565A2 Improved closed wave shaped groove |
| 11/21/2007 | CN101074658A Constant plunger hydraulic motor with rotary cylinder with electrohydraulic valve variable torque feeding oil |
| 11/20/2007 | US7296405 Variable flow reducing valve and gradual control valve distribution system for a compressed air injection engine operating on mono or multi energy and other engines or compressors |
| 11/20/2007 | CA2447972C Engine generator |
| 11/13/2007 | US7293495 Motor-pump unit |
| 11/08/2007 | US20070256555 Telescopic lifting assembly |
| 10/31/2007 | DE102006019582B3 Two stroke free flight two way piston engine for use as e.g. serial hybrid vehicle, has separate piston devices driven in opposite directions under effect of burnable gases expanding in common combustion chamber |
| 10/23/2007 | US7284513 Internal combustion engine without connecting rod and a method of its construction |
| 10/18/2007 | US20070240563 DOUBLE-ACTING RADIAL PlSTON HYDRAULIC APPARATUS |
| 10/02/2007 | US7275454 System for the conversion of a rectilinear swaying motion into a rotating motion and vice versa |
| 09/27/2007 | US20070221056 Two-stage hand pump |
| 09/25/2007 | US7273004 Reciprocating machine |
| 09/25/2007 | US7273003 Plunger pump |
| 09/25/2007 | CA2473433C Engine |
| 09/13/2007 | US20070209502 Dual-effect hydraulic actuator handling system for gate moving |
| 09/12/2007 | EP1831503A1 Internal-combustion engine with guided roller piston drive |
| 09/05/2007 | EP1828548A2 Two stroke steam-to-vacuum engine |
| 08/29/2007 | EP1614876A4 Piston mechanism provided with divergent pistons |
| 08/16/2007 | WO2007090248A1 Internal combustion engine |
| 08/14/2007 | US7255070 Internal combustion engine |
| 07/31/2007 | US7249556 Compressor with fortified piston channel |
| 07/10/2007 | US7240758 Component arrangement for an all terrain vehicle |
| 07/10/2007 | US7240605 Actuator with a variable run |
| 07/05/2007 | US20070151443 Hydraulic motor/pump |
| 07/05/2007 | DE102005061456A1 Cylinder block for a reciprocating internal combustion engine comprises cylinder heads held pre-stressed in a sealing contact with a sealing counter surface of the block by a common tension ring enclosing the block |
| 06/20/2007 | CN1322230C Fully-controlled, free-piston engine |
| 06/14/2007 | US20070131108 High Precision Hydraulic Synchronous and Proportional Flow Dividing and Flow Collecting Apparatus |
| 06/06/2007 | CN1975128A Fully-controlled, free-piston engine |
| 06/05/2007 | US7225721 Hydraulic motor |
| 06/05/2007 | US7225720 Radial piston hydraulic motor and method in the control of a radial piston hydraulic motor |
| 05/31/2007 | WO2007059565A1 Four-stroke free piston engine |
| 05/31/2007 | WO2007024636A3 Multi-piston pump and valve arrangement |
| 05/31/2007 | WO2006088730A3 Reciprocating compressor frame |