Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02B - Internal-combustion piston engines; Combustion engines in general › F02B 71 - Free-piston engines; Engines without rotary main shaft
Patents for F02B 71 - Free-piston engines; Engines without rotary main shaft (1,404)
07/2013
07/10/2013CN102418600B Hydraulic high-speed free piston linear generator
06/2013
06/27/2013DE102011011335A1 Free-piston engine, has connecting rod-mechanisms coupled with starter by shaft and with cam shafts by gear wheel belt drive, and pistons and gas exchange system component arranged in cylinders such that different cycles are proceeded
06/26/2013CN103174511A Free-piston internal combustion generating power system starting device with separation mechanism
06/13/2013DE212011100151U1 Verbrennungsmotor Combustion engine
06/12/2013CN202990841U Free piston type impact drilling system
06/12/2013CN103147854A Two-stroke free piston internal-combustion engine
06/12/2013CN103147853A Free piston type engine with piston guiding device
06/05/2013CN102418601B High-speed free piston linear generator
06/05/2013CN101660447B Novel stationary point free piston engine
06/04/2013US8453612 High-efficiency linear combustion engine
05/2013
05/30/2013WO2013021171A3 A piston of a free piston engine generator
05/29/2013EP2596211A1 Electric power generator and motor assembly equipped therewith
05/16/2013US20130118453 Free-piston internal combustion engine
05/08/2013DE102011114746B4 Freikolben Free Piston
05/01/2013CN103075249A Free-piston engine
04/2013
04/30/2013US8432047 Device for conversion of thermodynamic energy into electrical energy
04/25/2013WO2013016138A3 Power generator and related engine systems
04/17/2013CN103047001A Pressure combustion starting method of multi-cylinder free piston combustion engine
04/10/2013CN103038450A Free-piston internal combustion engine
04/09/2013US8413617 High-efficiency two-piston linear combustion engine
04/04/2013WO2012177795A3 Free piston engines with single hydraulic piston actuator and methods
04/03/2013CN202851145U High-pressure air source type free piston internal combustion engine generator starting system
04/03/2013CN202851144U Motor type free piston internal combustion power generation device starting system
04/03/2013CN103023207A Linear generator
04/03/2013CN101532427B Four-stroke hydraulic engine without crank link mechanism
03/2013
03/28/2013DE102011114746A1 Free-piston engine has motor block having workspace, where workspace includes inlet valve and outlet valve for inlet and outlet of steam of medium, where cylindrical cavity is provided in motor block, which immediately opens in workspace
03/27/2013EP2573358A2 Free-piston engine
03/27/2013EP2572075A1 Free-piston internal combustion engine
03/26/2013US8402931 High-efficiency linear combustion engine
02/2013
02/20/2013CN202746009U Non-collision free piston explosive exhaust engine
02/20/2013CN102936998A 自由活塞式冲击钻井系统 Free-piston impact drilling system
02/20/2013CN101555829B Free piston load response engine
02/14/2013WO2013022453A1 A system including an electromagnetically energized piston motor designed to convert chemical and electrical energy to mechanical energy
02/14/2013WO2013022019A1 Free-piston engine
02/14/2013CA2854222A1 A system including an electromagnetically energized piston motor designed to convert chemical and electrical energy to mechanical energy
02/07/2013WO2013019446A2 Digital hydraulic opposed free piston engines and methods
01/2013
01/31/2013WO2013016138A2 Power generator and related engine systems
01/31/2013US20130025570 Digital Hydraulic Opposed Free Piston Engines and Methods
01/16/2013CN102877941A Starting system of high-pressure air source type free piston internal combustion generator
01/16/2013CN102877940A Starting system of motor type free piston internal combustion power generation device
01/10/2013WO2013004860A1 Hydraulic mechanism
01/09/2013EP2542768A1 Free piston engine generator
01/08/2013US8347832 Fuel supply and combustion chamber systems for fastener-driving tools
12/2012
12/27/2012WO2012177795A2 Free piston engines with single hydraulic piston actuator and methods
12/27/2012DE112010004067T5 Hydraulische Brennkraftmaschinen Hydraulic engine
12/27/2012DE102009052960B4 Freikolben-Brennkraftmaschine Free piston internal combustion engine
12/20/2012US20120318239 Free Piston Engines with Single Hydraulic Piston Actuator and Methods
12/12/2012DE202012006098U1 Motortuning für Freikolbenmotoren Engine tuning for free-piston engines
12/12/2012CN202596887U High-speed free piston linear generator
12/04/2012US8324745 Free-piston linear alternator systems and methods
11/2012
11/28/2012EP2526275A1 System and method for electrically-coupled heat engine and thermal cycle
11/28/2012CN102168720B Static pressure gas bearing used for free piston
11/15/2012DE112009003686T5 Verfahren zum Spülen eines Dosierungssystems A method for purging a dosage system
11/15/2012DE102011101018A1 Internal combustion engine and flywheel mass assembly for carrying out mechanical-electrical direct conversion in vehicles, has transducer, which is designed in similar helical magnetic pole in outer rotatable machine part
11/08/2012US20120280513 Free Piston Engine
11/07/2012CN102770637A Combustion management system
10/2012
10/31/2012EP2516826A1 Combustion management system
10/31/2012EP2516825A1 A piston
10/31/2012EP2516805A2 Free piston engine
10/31/2012DE102011010820A1 Free piston machine has valve machine that is connected through shaft and gear belt drive with camshafts in response to two-stroke operation of crank-connecting rod mechanism
10/31/2012CN102011644B Internal combustion engine
10/24/2012CN102748131A Dead state-free piston engine
10/17/2012CN202493340U Hydraulic high-speed free piston linear generator
10/10/2012CN102720586A Impact-free free piston explosive exhaust engine
10/04/2012WO2012133242A1 Free-piston generator
10/04/2012DE102011015952A1 Combination structure of piston and linear electric machine, for uncoupling electrical power with combustion engine mounted in e.g. powertrain, has connectors moved along perpendicular directions in piston motor connected with generator
10/03/2012EP1269611B1 An electrical machine
10/03/2012CN102705076A Return flow scavenging type hydraulic free piston diesel engine
09/2012
09/20/2012US20120235517 High-Efficiency Linear Combustion Engine
09/20/2012DE102006008842B4 Kurbelwellenloser Verbrennungsmotor oder Kolbenpumpe Loser engine crankshaft or piston pump
09/19/2012EP2499337A2 Free piston internal combustion engine
09/19/2012CN102678322A Free type piston engine
09/12/2012CN102667060A Free piston engine
09/05/2012EP2493715A1 Electro-hydraulic traction drive
08/2012
08/16/2012WO2012107495A1 Two-stroke internal combustion engine having optimized gas guidance
08/16/2012US20120204836 Linear free piston combustion engine with indirect work extraction via gas linkage
08/16/2012DE102011004000A1 Zweitakt-Brennkraftmaschine mit optimierter Gasführung Two-stroke internal combustion engine with optimized gas management
08/16/2012DE102011000620A1 Free piston device has piston element that is provided with spring device for compressing specific medium in compression chamber which is set to separate expansion chamber and return spring chamber
08/15/2012CN102639842A Hydraulic internal combustion engines
08/15/2012CN101375018B System and method for electrically-coupled thermal cycle
07/2012
07/25/2012CN101566106B Compression stroke realization device of two-stroke hydraulic free piston engine
07/17/2012CA2681717C Exhaust check valve and piston return system
07/11/2012EP2473725A1 Piston engine having magnetic piston bearing
07/11/2012CN102562291A Opposed free piston linear alternator
07/05/2012DE202012100865U1 Freikolben-Motorgenerator mit entgegengesetzt angeordneten Zylindern Free-piston engine generator with oppositely arranged cylinders
07/04/2012CN102536453A Turbocompound free piston linear alternator
06/2012
06/27/2012CN101377150B Double-group element single-piston type hydraulic free piston engine
06/26/2012US8205582 Exhaust check valve and piston return system
06/21/2012WO2012080709A1 Free piston engine generator
06/21/2012WO2012080575A1 Internal combustion engine of the annular piston type and a center shaft for such an engine
06/21/2012CA2821379A1 Internal combustion engine of the annular piston type and a center shaft for such an engine
06/19/2012US8201407 Drive unit with an internal combustion engine and a reciprocating piston engine which is self-starting without regulation
06/12/2012US8196402 System and method for electrically-coupled thermal cycle
06/07/2012WO2010118738A3 Free-piston internal combustion engine having intermittent free-piston lock
06/06/2012CN202266332U 旋转式发动机装置 Rotary engine device
05/2012
05/31/2012WO2012071239A1 High-efficiency linear combustion engine
05/31/2012CA2817970A1 High-efficiency linear combustion engine
05/30/2012CN202250387U Free-piston engine
05/30/2012CN102482994A 具有支承活塞的磁力支承的活塞机 Magnetic bearing having a bearing piston piston machine
05/24/2012US20120126544 High-efficiency two-piston linear combustion engine
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