| Patents for F01B 7 - Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders (730) |
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| 02/26/2015 | WO2015026628A1 System and method for air handling control in opposed-piston engines with uniflow scavenging |
| 02/26/2015 | WO2015026627A1 Trapped burned gas fraction control for opposed-piston engines with uniflow scavenging |
| 02/25/2015 | EP2839134A1 Polygon oscillating piston engine |
| 02/12/2015 | WO2015020867A1 Dual-fuel constructions for opposed-piston engines with shaped combustion chambers |
| 02/05/2015 | WO2015014975A1 Mechanism for the two-way conversion between a rotational movement and a reciprocating translational movement, mechanical system and vehicle |
| 02/03/2015 | US8944015 Rotary piston internal combustion engine |
| 12/17/2014 | CN104220717A 用于对置活塞二冲程发动机的排气管理策略 For an opposed-piston two-stroke engine exhaust management strategy |
| 12/16/2014 | US8910597 Reciprocating piston engine |
| 12/09/2014 | US8904918 Hybrid type air-compressor including combination of eccentric shaft and cross-slider mechanism |
| 10/28/2014 | US8870723 Variable resistance pulley for body-weight rotation exercise |
| 10/21/2014 | US8864048 Agricultural sprayer breakaway boom assembly |
| 10/21/2014 | US8863643 Co-axial crankless engine |
| 10/09/2014 | WO2014162144A1 Opposed piston engine |
| 10/09/2014 | WO2014162142A1 Multi-cylinder opposed stepped piston engine |
| 10/09/2014 | WO2014162141A1 Opposed stepped piston engine |
| 10/07/2014 | US8851029 Opposed-piston cylinder bore constructions with solid lubrication in the top ring reversal zones |
| 09/18/2014 | WO2014140574A1 Improved opposed piston engine |
| 09/09/2014 | US8826869 Intake system for a two-stroke internal combustion engine |
| 09/09/2014 | US8826800 Reciprocating piston mechanism with extended piston offset |
| 09/04/2014 | WO2014134417A1 Egr for a two-stroke cycle engine without a supercharger |
| 09/02/2014 | US8820294 Fuel injection spray patterns for opposed-piston engines |
| 08/27/2014 | EP2769068A1 Device and method for electricity generation |
| 08/13/2014 | EP2764225A1 Motor-generator arrangement |
| 08/12/2014 | US8800528 Combustion chamber constructions for opposed-piston engines |
| 08/12/2014 | US8800506 Engine having opposed pistons and opposed cylinders and side dual power output shafts |
| 08/05/2014 | US8794589 Actuator having an override apparatus |
| 07/29/2014 | US8789499 Monoblock valveless opposing piston internal combustion engine |
| 07/23/2014 | CN102325977B 多汽缸对置活塞发动机 Multi-cylinder opposed piston engine |
| 07/22/2014 | US8783218 Toroidal combustion chamber with side injection |
| 07/16/2014 | CN102374021B 自由活塞发动机 Free piston engine |
| 07/09/2014 | EP2751390A1 Balanced x - engine assembly |
| 07/01/2014 | US8763593 Intake and exhaust chambers |
| 06/05/2014 | DE102012023992A1 Expansion cylinder for thermal piston engine, has two double-sided, different volume working chambers, namely small working chamber and large working chamber, where small working chamber is connected to inlet line |
| 06/04/2014 | CN103842618A Internal combustion engines |
| 05/28/2014 | CN103827446A 内燃机 Internal combustion engine |
| 05/27/2014 | US8733228 Pneumatic cylinder |
| 05/07/2014 | CN102418571B 液氮气动机 Liquid nitrogen pneumatic machine |
| 04/23/2014 | EP2721257A2 Internal combustion engines |
| 04/23/2014 | EP2721256A2 Internal combustion engines |
| 04/22/2014 | US8702405 Twisting translational displacement pump cartridge |
| 04/17/2014 | WO2014059186A1 Internal combustion steam engine |
| 04/17/2014 | US20140102418 Opposed piston engine with non-collinear axes of translation |
| 04/15/2014 | US8695941 Multi stage electromagnetic jack assembly |
| 04/02/2014 | EP2712394A1 Combustion chamber construction for opposed-piston engines |
| 03/25/2014 | CA2623307C An engine arrangement |
| 03/20/2014 | WO2014040205A1 Horizontal type diesel engine |
| 03/18/2014 | US8671922 Combustion chamber intake and exhaust shutter |
| 02/25/2014 | US8656825 Telescopic composite cylinder hydraulic hoist |
| 02/13/2014 | WO2014023586A1 Device for compressing a gaseous fluid |
| 02/11/2014 | US8646376 Double rack and pinion oscillating device |
| 02/05/2014 | CN103562515A Combustion chamber construction for opposed-piston engines |
| 01/22/2014 | DE202012001657U1 Maschine Machine |
| 01/16/2014 | WO2013175045A4 Combustion engine |
| 01/03/2014 | WO2014001788A1 Piston arrangement and internal combustion engine |
| 01/03/2014 | CA2877078A1 Piston arrangement and internal combustion engine |
| 01/01/2014 | EP2679768A1 Electromagnetic Engine |
| 12/05/2013 | WO2013180999A1 Intake and exhaust chambers |
| 12/05/2013 | WO2013180997A1 Combustion chamber intake and exhaust shutter |
| 12/04/2013 | EP2669470A1 Internal combustion engine |
| 11/28/2013 | WO2013175045A1 Combustion engine |
| 11/26/2013 | US8590497 Split-cycle air-hybrid engine with expander deactivation |
| 11/13/2013 | CN101765699B Internal combustion engines |
| 10/24/2013 | WO2013158452A1 Polygon oscillating piston engine |
| 10/10/2013 | WO2013149315A1 Piston engine for converting a pressurized gas into mechanical energy |
| 10/08/2013 | US8550041 Cylinder and piston assemblies for opposed piston engines |
| 09/26/2013 | WO2013140111A1 Piston engine for generating combined heat and power |
| 09/25/2013 | EP2640934A1 Two stroke opposed-piston engines with compression release for engine braking |
| 09/25/2013 | CN203214106U Opposed piston engine particularly suitable for screw propeller |
| 09/19/2013 | DE102012004981A1 Ansteuerung für einen Inline-Doppelkolbenmotor Control for an in-line twin-piston engine |
| 09/18/2013 | EP2639426A1 Inline dual piston engine |
| 09/18/2013 | CN103314184A Two stroke opposed-piston engines with compression release for engine braking |
| 09/12/2013 | WO2013134706A2 Tubular member cutting tool |
| 09/12/2013 | US20130233139 Tubular member cutting tool |
| 09/12/2013 | DE102012004912A1 Opposed-piston engine, has gas interactive controller for controlling gas exchange by hydraulically moving sliding sleeves, and hydraulic actuators arranged around sliding sleeves and acting on sliding sleeves in sliding direction |
| 08/29/2013 | WO2013126347A1 Exhaust management strategies for opposed-piston, two-stroke engines |
| 08/28/2013 | EP2630354A1 Method and means for controlling combustion |
| 08/21/2013 | CN103261629A Method and means for controlling combustion |
| 08/14/2013 | EP2625394A1 Single piston sleeve valve with optional variable compression ratio capability |
| 08/14/2013 | EP2625393A1 Positive control (desmodromic) valve systems for internal combustion engines |
| 08/14/2013 | CN103249920A Single piston sleeve valve with optional variable compression ratio capability |
| 08/08/2013 | DE102012002537A1 Mikaelyan-engine e.g. four-cylinder-internal combustion engine, for e.g. vehicle, has gas-tight chambers arranged in housing, and electromagnetic pins moved along openings between B and C-chambers by electrical controlling of electromagnets |
| 08/06/2013 | US8499726 Internal combustion engines |
| 07/31/2013 | CN203097952U Turbomachine capable of converting Coriolis vortex fluid pressure into fluid energy |
| 07/31/2013 | CN203097951U Coriolis vortex fluid pressure conversion fluid energy turbine motor with mutually ejecting fluid floating pistons |
| 07/31/2013 | CN103228877A Internal combustion engine valve actuation and adjustable lift and timing |
| 06/27/2013 | WO2013093501A1 Internal combustion engines |
| 06/26/2013 | EP2606212A2 Piston constructions for opposed-piston engines |
| 06/26/2013 | EP2606202A1 Fuel injection spray patterns for opposed-piston engines |
| 06/26/2013 | CN102149914B 内燃引擎 Internal combustion engine |
| 06/19/2013 | CN103168148A Fuel injection spray patterns for opposed-piston engines |
| 06/13/2013 | WO2013083363A1 Device and method for electricity generation |
| 06/13/2013 | WO2013082652A1 An engine |
| 05/21/2013 | US8443714 Vibration/shock resistant stud housing |
| 05/15/2013 | CN101151444B Opposed piston, homogeneous charge pilot ignition engine |
| 05/08/2013 | CN103097686A Piston constructions for opposed-piston engines |
| 05/08/2013 | CN103089310A Turbine for converting fluid energy by coriolis vortex fluid pressure intensity |
| 04/25/2013 | WO2012160378A3 Internal combustion engines |
| 04/25/2013 | WO2012160376A3 Internal combustion engines |
| 04/25/2013 | US20130098238 Oil-gas separated pressure cylinder |
| 04/24/2013 | EP2582955A1 New internal combustion engine at alternating cycle with controlled variable compression ratio- cvcr - |