| Patents for F02D 15 - Varying compression ratio (2,571) |
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| 01/02/1998 | DE19624964A1 Zündsystem für einen Gasmotor Ignition system for a gas engine |
| 12/31/1997 | WO1997049907A1 Ignition system for a gas engine |
| 12/31/1997 | WO1997049906A1 Ignition system for a gas engine |
| 12/31/1997 | CN1169180A Rotary/linear converter |
| 12/30/1997 | US5701860 Decompressor for an internal combustion engine |
| 12/30/1997 | US5701859 Compression release valve for a combustion engine |
| 12/17/1997 | EP0812383A1 Reciprocating piston type internal combustion engine with variable compression ratio |
| 12/17/1997 | CN1036746C Deceleration control apparatus for two-cycle engine of spark ignition type for vehicle |
| 11/26/1997 | EP0808418A1 A device in a cylinder head for an internal combustion engine |
| 11/18/1997 | US5687683 Automatic decompressor for valve-controlled internal combustion engines |
| 11/05/1997 | EP0689642B1 Improvements to compression or spark ignition four-stroke internal combustion engines having a variable compression ratio enabling high supercharging pressure levels |
| 11/04/1997 | US5682854 Variable compression ratio engine |
| 10/23/1997 | WO1997039232A1 Internal combustion engine with constant-volume independent combustion chamber |
| 10/23/1997 | CA2250998A1 Internal combustion engine with constant-volume independent combustion chamber |
| 10/22/1997 | CN1162693A Sparking two stroke IC engine with combustion controller |
| 10/08/1997 | EP0799992A1 Decompressor for an internal combustion engine |
| 10/01/1997 | EP0798453A1 Gas engine with pre-combustion chamber |
| 09/17/1997 | EP0795094A1 Rotary/linear converter |
| 09/10/1997 | EP0793769A1 Variable valve lift mechanism for internal combustion engine |
| 08/21/1997 | DE19606177A1 Piston stroke adjuster for reciprocating piston IC-engine |
| 06/17/1997 | US5638777 Compression or spark ignition four-stroke internal combustion engines having a variable compression ratio enabling high supercharging pressure levels |
| 05/28/1997 | EP0775256A1 Six-stroke internal combustion engine with variable combustion chamber |
| 05/22/1997 | DE19601062A1 Synchronised self=ignition for variable engine load |
| 05/21/1997 | EP0719379A4 Variable valve lift mechanism for internal combustion engine |
| 05/20/1997 | US5630385 Internal combustion engine with decompression device |
| 05/14/1997 | EP0640176B1 Method and device for varying the compression of an internal combustion engine |
| 04/23/1997 | EP0769099A1 Method of piston internal combustion engine working and piston internal combustion engine |
| 04/17/1997 | WO1997013971A1 Floating piston, piston-valve engine |
| 04/03/1997 | DE19533401A1 IC engine with variable combustion chamber volume |
| 03/27/1997 | WO1997011264A1 Method and device at a combustion engine with variable geometrical compression ratio |
| 03/18/1997 | US5611300 Floating piston, piston-valve engine |
| 02/25/1997 | US5605120 Method and a device for changing the compression ratio in an internal combustion engine |
| 02/20/1997 | DE19543445C1 Automatic decompression device for control valve of IC engine |
| 02/04/1997 | US5599253 Deceleration control apparatus for two-cycle engine of the spark ignition type for a vehicle |
| 01/29/1997 | EP0756076A1 Method to use the waste heat of an internal combustion engine |
| 01/23/1997 | WO1997002417A1 Arrangement in a cylinder head |
| 01/15/1997 | EP0753103A1 Device for regulating the engine braking power in an internal combustion engine |
| 01/14/1997 | US5592904 Method and devices for controlling the combustion of a four stroke engine |
| 01/07/1997 | US5590626 Reciprocating engine of a spark ignition type |
| 12/27/1996 | WO1996041939A1 Combustion control device for an engine |
| 12/11/1996 | EP0747583A1 Internal combustion engine of the auxiliary vortex combustion chamber type |
| 12/10/1996 | US5582143 Actuating device for a decompression valve of an internal combustion engine with cable starter |
| 11/12/1996 | US5572962 Variable valve lift mechanism for internal combustion engine |
| 11/12/1996 | US5572959 Method for controlling the working cycle in an internal combustion engine and an engine for performing said method |
| 10/16/1996 | CN1133625A Variable valve lift mechanism for internal combustion engine |
| 10/08/1996 | US5562069 Method and device for varying the compression of an internal combustion engine |
| 10/08/1996 | US5562068 Compression ratio changing device in internal combustion engine |
| 10/01/1996 | US5560326 Internal combustion engine |
| 09/06/1996 | WO1996027079A1 Reciprocating piston type internal combustion engine with variable compression ratio |
| 09/03/1996 | US5551395 Control system for power tool with internal combustion engine |
| 08/21/1996 | CN1129470A Internal combustion engine |
| 08/20/1996 | US5546908 Plural fuel system for internal combustion engine |
| 08/15/1996 | WO1996024762A1 A device in a cylinder head for an internal combustion engine |
| 07/23/1996 | US5537958 Variable compression ratio system for two-cycle engine |
| 07/03/1996 | EP0719379A1 Variable valve lift mechanism for internal combustion engine |
| 06/18/1996 | US5526797 Methods and apparatus for vaporizing and utilizing fuels of various octane ratings |
| 06/13/1996 | WO1996018053A1 Rotary/linear converter |
| 06/13/1996 | CA2206455A1 Rotary/linear converter |
| 05/30/1996 | WO1996016253A1 Variable valve lift mechanism for internal combustion engine |
| 05/30/1996 | CA2208099A1 Variable valve lift mechanism for internal combustion engine |
| 05/23/1996 | WO1996015362A1 Improvements to engines |
| 03/27/1996 | CN1119465A Improvements to compression or spark ignition four-stroke internal combustion engines having a variable compression ratio enabling high supercharging pressure levels |
| 03/13/1996 | EP0700482A1 Controlled variable compression ratio internal combustion engine |
| 01/25/1996 | WO1996001943A1 Method of piston internal combustion engine working and piston internal combustion engine |
| 01/25/1996 | WO1996001940A1 Internal combustion engine |
| 01/25/1996 | WO1996001939A1 A restricted induction reciprocating piston type internal combustion engine |
| 01/25/1996 | CA2194587A1 Method of piston internal combustion engine working and piston internal combustion engine |
| 01/17/1996 | EP0692628A1 Control system for power tool with internal combustion engine |
| 01/16/1996 | US5483933 Combustion chamber structure for diesel engines |
| 01/13/1996 | CA2146167A1 Control system for power tool with internal combustion engine |
| 01/03/1996 | EP0689642A1 Improvements to compression or spark ignition four-stroke internal combustion engines having a variable compression ratio enabling high supercharging pressure levels |
| 12/13/1995 | CN1113363A Deceleration control apparatus for two-cycle engine of the spark ignition type for vehicle |
| 12/06/1995 | EP0685029A1 A method for controlling the working cycle in an internal combustion engine and an engine for performing said method |
| 11/30/1995 | WO1995032360A1 Six-stroke internal combustion engine with variable combustion chamber |
| 11/30/1995 | WO1995032359A1 Variable valve lift mechanism for internal combustion engine |
| 10/10/1995 | US5456224 Variable valve lift mechanism for internal combustion engine |
| 10/05/1995 | WO1995026466A1 Device for regulating the engine braking power in an internal combustion engine |
| 10/04/1995 | EP0675273A1 Combustion chamber structure for diesel engines |
| 09/26/1995 | US5452691 Cylinder liner support arrangement |
| 09/19/1995 | US5450824 Compression ratio control for internal combustion engine |
| 09/14/1995 | WO1995024549A1 Variable compression ratio engine |
| 09/13/1995 | EP0478656B1 Internal combustion engine |
| 09/06/1995 | EP0670417A2 Reciprocating engine of a spark ignition type |
| 09/06/1995 | EP0670416A1 V-type two-cycle internal combustion engine |
| 08/29/1995 | US5445123 Reciprocating engine of a spark ignition type |
| 08/24/1995 | DE4405313A1 Actuator device for decompression valve in IC engine |
| 08/10/1995 | DE4403609A1 Decompression valve for IC engine to be started by hand |
| 07/04/1995 | US5429100 Supercharged engine |
| 06/14/1995 | DE4443383A1 Decompression valve for IC engine |
| 06/08/1995 | DE4442108A1 Control of deceleration of spark-ignition two=stroke motor cycle engine |
| 05/23/1995 | CA1335642C Sidewall cylinder entrapment valve for internal combustion chamber |
| 04/26/1995 | EP0649496A1 A method and a device for changing the compression ratio in an internal combustion engine |
| 04/19/1995 | EP0648314A1 Method and devices for controlling the combustion of a four-stroke engine |
| 04/13/1995 | DE4334533A1 Mixture formation and combustion process for a diesel internal combustion engine and diesel internal combustion engine for performing the process |
| 04/04/1995 | US5402759 Cylinder decompression arrangement in cam shaft |
| 03/30/1995 | WO1995008705A1 Variable length connecting rod for internal combustion engine |
| 03/23/1995 | WO1995008051A1 Variable valve lift mechanism for internal combustion engine |
| 03/23/1995 | CA2171847A1 Variable valve lift mechanism for internal combustion engine |
| 03/01/1995 | EP0640176A1 Method and device for varying the compression of an internal combustion engine. |
| 02/22/1995 | EP0615578A4 Internal combustion engine with variable combustion chamber. |