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Class Information
Number: 123/268
Name: Internal-combustion engines > Precombustion and main combustion chambers in series > Valveless precombustion chamber
Description: Subject matter in which the prechamber contains no valving of any type.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7370626 |
High compression spark-ignition engine with throttle control, externally supplied ignition, and direct fuel injection into a precombustion chamber |
May. 13, 2008 |
| 7104246 |
Spark ignition modifier module and method |
Sep. 12, 2006 |
| 7100567 |
Method to extend lean ignition limit within internal combustion engine |
Sep. 5, 2006 |
| 7066137 |
Anti detonation device and method for internal combustion engines |
Jun. 27, 2006 |
| 6662763 |
De' sax' e two cycle engine, constant pressure adiabatic compound "C.P.A.C." |
Dec. 16, 2003 |
| 6443118 |
Combustion-engined tool having a combustion chamber with a controllable pressure build-up |
Sep. 3, 2002 |
| 6161516 |
Process for the formation of a fuel mixture and for its ignition in a pre-chamber that is open toward the cylinders |
Dec. 19, 2000 |
| 6125813 |
Prechamber combustion for a rotary diesel engine |
Oct. 3, 2000 |
| 6119650 |
Energy conservation cycle engine |
Sep. 19, 2000 |
| 5934244 |
Combustion prechamber |
Aug. 10, 1999 |
| 5237972 |
Two-stage cycle engine and combustion chamber |
Aug. 24, 1993 |
| 5237971 |
Valve stem seal assembly |
Aug. 24, 1993 |
| 5222993 |
Ignition system for water-cooled gas engines |
Jun. 29, 1993 |
| 5111786 |
Air cell for an internal combustion engine |
May. 12, 1992 |
| 4926818 |
Pulsed jet combustion generator for premixed charge engines |
May. 22, 1990 |
| 4696269 |
Device for improving the ignition of fuel-air mixtures in internal combustion engines |
Sep. 29, 1987 |
| 4646695 |
Device for improving the ignition of fuel-air mixtures in internal combustion engines |
Mar. 3, 1987 |
| 4596214 |
Combustion chamber system for kerosine internal combustion engine |
Jun. 24, 1986 |
| 4465033 |
Energy conversion cycle for internal combustion engine and apparatus for carrying out the cycle |
Aug. 14, 1984 |
| 4444166 |
Method and apparatus for reducing the operating compression ratios of compression ignition engines |
Apr. 24, 1984 |
| 4433647 |
Internal combustion motor with turbulence chamber |
Feb. 28, 1984 |
| 4416228 |
Separately ignited internal combustion engine with at least one main combustion chamber and an ignition chamber |
Nov. 22, 1983 |
| 4183343 |
Internal combustion engine and a method of operating an internal combustion engine |
Jan. 15, 1980 |
| 4182279 |
Combustion chamber of an internal combustion engine |
Jan. 8, 1980 |
| 4180044 |
Torch ignition type internal combustion engine |
Dec. 25, 1979 |
| 4178903 |
Internal combustion engine with an auxiliary combustion chamber |
Dec. 18, 1979 |
| 4176649 |
Emission control |
Dec. 4, 1979 |
| 4176646 |
Method of igniting in an internal combustion engine |
Dec. 4, 1979 |
| 4175531 |
Internal combustion engine with an auxiliary combustion chamber |
Nov. 27, 1979 |
| 4175533 |
Internal combustion engine with an auxiliary combustion chamber |
Nov. 27, 1979 |
| 4175501 |
Internal combustion engine with an auxiliary combustion chamber |
Nov. 27, 1979 |
| 4174679 |
Internal combustion engine with a subsidiary combustion chamber |
Nov. 20, 1979 |
| 4166436 |
Combustion chamber of an internal combustion engine |
Sep. 4, 1979 |
| 4149511 |
Torch ignition type internal combustion engine |
Apr. 17, 1979 |
| 4147150 |
Internal combustion engine with an auxiliary combustion chamber |
Apr. 3, 1979 |
| 4132212 |
Torch-ignition internal combustion engine |
Jan. 2, 1979 |
| 4108133 |
Internal combustion engine having an auxiliary combustion chamber without an intake valve |
Aug. 22, 1978 |
| 4108136 |
Internal combustion engine control system |
Aug. 22, 1978 |
| 4106448 |
Internal combustion engine and method of operation |
Aug. 15, 1978 |
| 4106444 |
Individual cylinder head |
Aug. 15, 1978 |
| 4092969 |
Gasoline engine fed with lean mixture only |
Jun. 6, 1978 |
| 4085713 |
Torch ignition internal combustion engine |
Apr. 25, 1978 |
| 4084551 |
Internal combustion engine |
Apr. 18, 1978 |
| 4080938 |
Combustion apparatus for an internal combustion engine |
Mar. 28, 1978 |
| 4078533 |
Internal combustion engine having an auxiliary combustion chamber |
Mar. 14, 1978 |
| 4077366 |
Internal combustion engine control system |
Mar. 7, 1978 |
| 4076000 |
Internal combustion engine having an auxiliary combustion chamber without an intake valve |
Feb. 28, 1978 |
| 4072135 |
Apparatus for supplying a rich air/fuel mixture in an internal combustion engine |
Feb. 7, 1978 |
| 4072136 |
Apparatus for supplying rich air/fuel mixture in an internal combustion engine |
Feb. 7, 1978 |
| 4072134 |
Apparatus for supplying rich air/fuel mixture in an internal combustion engine |
Feb. 7, 1978 |
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