| Patents for F01B 9 - Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to groups (2,571) |
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| 08/11/2010 | CN101798954A Crank-connecting rod mechanism for engine of miniature cross-country motorcycle |
| 08/10/2010 | US7772746 Thermacoustic piezoelectric generator |
| 08/05/2010 | US20100192765 Field adjustable piston actuators |
| 08/04/2010 | CN101796265A An axial piston machine with rotation restraint mechanism |
| 08/04/2010 | CN101793165A Air engine |
| 08/03/2010 | US7765916 Lever with shifting fulcrum point |
| 07/29/2010 | US20100186721 Variable stroke characteristic engine |
| 07/29/2010 | DE102006005002B4 Kolbenantrieb Piston drive |
| 07/28/2010 | CN101790634A Piston engine and stirling engine |
| 07/22/2010 | WO2010081930A1 Frictionless and vibration-free variable-compression atkinson cycle engine |
| 07/22/2010 | US20100180762 Improved scotch yoke engine or pump |
| 07/22/2010 | DE102009005397A1 Rocking piston compressor for intake, compression, transport, expansion and exhaust of gaseous and fluid medium, has rocking piston whose swivel segment is made of soft material such as seal and used in recesses of rocking piston |
| 07/21/2010 | CN101784775A Mechanism for internal combustion piston engines |
| 07/06/2010 | US7748308 Pneumatic biasing of a linear actuator and implementations thereof |
| 07/01/2010 | WO2010007429A3 Internal combustion engine |
| 06/30/2010 | EP2063085B1 Engine with variable stroke characteristics |
| 06/30/2010 | CN101765699A Internal combustion engines |
| 06/30/2010 | CN101761618A Mechanism mutually converting reciprocating motion and rotating motion as well as part and equipment thereof |
| 06/30/2010 | CN101349165B Suspending piston connecting bar system |
| 06/24/2010 | DE19846909B4 Kolbenmotor mit dem Mechanismus der Kolbenstabilisierung The piston engine with the mechanism of the piston stabilizing |
| 06/23/2010 | CN1796725B Piston rod mechanism with guide slot in curved face on surface of rotator |
| 06/23/2010 | CN101755112A Hydraulic supply for a variable compression ratio engine |
| 06/17/2010 | WO2010012731A3 Heat engine such as a combustion and/or steam engine |
| 06/16/2010 | CN101737084A Lever force-adding device of engine |
| 06/10/2010 | US20100140038 Piston apparatus of automatic transmission |
| 06/09/2010 | CN201502406U Compression air engine |
| 06/03/2010 | WO2010062949A2 Electro-magnetic engine |
| 05/26/2010 | EP2188494A2 An axial piston machine with rotation restraint mechanism |
| 05/26/2010 | CN101713298A Hydraulic motor provided with friction pair with nanometer graphite layer and method for processing nanometer graphite layer |
| 05/25/2010 | US7721641 Air compression apparatus and method of use |
| 05/20/2010 | DE102006036827B4 Kolben-Arbeitsmaschine Piston-driven machine |
| 05/12/2010 | EP2184479A1 Piston engine and stirling engine |
| 05/12/2010 | EP2183504A1 Rack and pinion gear |
| 05/05/2010 | CN101701528A Inertial aerodynamic motor |
| 04/29/2010 | DE10311358B4 Hubkolbenbrennkraftmaschine, Verfahren zu ihrem Betreiben sowie Vorrichtung zum Verstellen der Hubfunktion eines Ladungswechselventils Reciprocating internal combustion engine, process for their operation and device for adjusting the lift on a charge exchange valve |
| 04/28/2010 | EP2179155A2 Hydraulic supply for a variable compression ratio engine |
| 04/28/2010 | EP2179141A2 Heat engine |
| 04/27/2010 | CA2477972C Reciprocating and rotary internal combustion engine, compressor and pump |
| 04/22/2010 | WO2010043231A1 Rack and pinion motor |
| 04/21/2010 | EP2176531A1 Mechanism for internal combustion piston engines |
| 04/07/2010 | EP2171211A2 Internal combustion engines |
| 04/06/2010 | US7690293 Coupling system for use with fluid displacement apparatus |
| 03/31/2010 | EP2063084B1 Engine with variable stroke characteristics |
| 03/17/2010 | CN100594294C Reciprocating and rotary internal combustion engine, compressor and pump |
| 03/16/2010 | US7677040 Turbocharger with wastegate |
| 03/04/2010 | WO2010022478A1 Internal combustion rotary piston engine |
| 03/04/2010 | WO2010004123A3 Ball lift device for adjusting the compression ratio of a variable compression ratio engine |
| 03/04/2010 | WO2009156624A3 Ball-screw lift device for variable compression-ratio engine |
| 02/25/2010 | WO2010021007A1 Engine |
| 02/23/2010 | US7665976 High pressure fuel pump for internal combustion engine |
| 02/18/2010 | US20100038381 Cartridge |
| 01/21/2010 | WO2010007429A2 Internal combustion engine |
| 01/21/2010 | DE19913889B4 Hubkolbenmaschine Reciprocating engine |
| 01/14/2010 | WO2010004123A2 Ball lift device for adjusting the compression ratio of a variable compression ratio engine |
| 01/14/2010 | US20100006069 Variable stroke engine |
| 01/14/2010 | CA2727631A1 Ball lift device for adjusting the compression ratio of a variable compression ratio engine |
| 01/13/2010 | CN100580404C Workload calculation apparatus and method for internal combustion engine |
| 01/07/2010 | WO2010000891A1 Engine with double piston inside horizontal facing cylinders |
| 12/30/2009 | WO2009156624A2 Ball-screw lift device for variable compression-ratio engine |
| 12/30/2009 | WO2009047279A3 Rack and pinion rotary drive |
| 12/30/2009 | CN100575745C A connection assembly for converting between reciprocal and rotary motion |
| 12/30/2009 | CA2727333A1 Ball-screw lift device for variable compression-ratio engine |
| 12/29/2009 | US7637203 Air pump |
| 12/17/2009 | WO2009151410A1 Engine having lever arrangement between piston and crankshaft |
| 12/16/2009 | CN201363167Y Air engine |
| 12/09/2009 | CN101598035A Piston type air motor |
| 12/03/2009 | US20090297374 Pump with stabilization component |
| 12/02/2009 | CN101595327A Hypocycloidal transmission |
| 12/02/2009 | CN101592043A Engine and solar generator |
| 11/26/2009 | WO2009141422A2 Motor comprising a cam plate |
| 11/26/2009 | DE102008002100A1 Motor mit einer Kurvenscheibe Motor with a cam |
| 11/05/2009 | US20090272259 Motion translation mechanism |
| 10/28/2009 | CN101566074A Method and device for mechanical transmission with variable piston stroke |
| 10/21/2009 | CN101560887A Double-stroke power machine |
| 10/08/2009 | WO2009121373A1 “lumberjack” motor with a fixed oscillating crank |
| 10/08/2009 | WO2009096763A8 Piston internal combustion engine |
| 09/24/2009 | US20090238702 Food storage bag vacuum pump |
| 09/22/2009 | US7591216 Fluid powered dual-piston actuator with efficient fluid porting and method of implementation |
| 09/09/2009 | EP2098702A1 Top rotating engine |
| 09/03/2009 | US20090217891 Reciprocating piston machine |
| 09/03/2009 | DE102008011959A1 Piston engine has two shafts, where panel is connected with former shaft in torque-proof manner and another panel is connected with latter shaft in torque-proof manner |
| 09/02/2009 | CN101519982A Double-faced piston |
| 08/27/2009 | US20090211242 Engines Driven by Liquefied Gas |
| 08/27/2009 | DE102007039912B4 Asynchroner Stromgenerator mit Freikolbenmotor Asynchronous Generator with free piston engine |
| 08/20/2009 | DE102008009869A1 Crank shaft, particularly for internal combustion engine, has crank shaft stroke, which has stroke plug, journal plug and adjusting device for distance adjustment of stroke plug for journal plug |
| 08/19/2009 | EP2089608A2 Improved scotch yoke engine or pump |
| 08/19/2009 | CN201292862Y Pneumatic engine for cars |
| 08/19/2009 | CN101512105A Improved compressed-air or gas and/or additional-energy engine having an active expansion chamber. |
| 08/19/2009 | CN101512103A Drive device using charged air pressure |
| 08/18/2009 | US7574952 Motor fluid drive, especially for rotary, pivotal or linear drive units and corresponding method |
| 08/13/2009 | WO2009099343A1 A cogeneration system |
| 08/12/2009 | CN101506498A Combustion engine |
| 08/12/2009 | CN101503966A Gas cylinder link mechanism used for piston type internal combustion engine or gas compressor |
| 08/06/2009 | WO2009096763A1 Piston internal combustion engine |
| 08/05/2009 | CN101501300A Improved scotch yoke engine or pump |
| 07/23/2009 | WO2009089596A1 Scotch yoke engine or pump |
| 07/21/2009 | US7562642 Adjustment device for a variable compression ratio engine |
| 07/16/2009 | WO2009089078A1 Reciprocating combustion engine |
| 07/16/2009 | WO2009086809A1 Rocking piston compressor |
| 07/16/2009 | DE19861056B4 Rotationshubkolbenmotor Typ RHKM-RB und RHKM-KK Rotationshubkolbenmotor type RHKM RB and RHKM-KK |