Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02B - Internal-combustion piston engines; Combustion engines in general › F02B 23 - Other enginescharacterised byspecial shape or construction of combustion chambers to improve operation
Patents for F02B 23 - Other enginescharacterised byspecial shape or construction of combustion chambers to improve operation (6,474)
09/1981
09/01/1981US4286557 Target injection stratified charge spark ignition engine
09/01/1981US4286556 Arrangement for air-compressing direct-injection internal combustion engines
08/1981
08/18/1981US4284044 Combustion chamber of an internal combustion engine
08/18/1981CA1107202A1 Internal combustion engine
08/04/1981US4281629 Compression ignition direct injection internal combustion engine
07/1981
07/28/1981US4280459 Combustion chamber of an internal combustion engine
07/23/1981WO1981002038A1 Internal combustion engine with turbulence chamber
07/14/1981US4278057 Method of burning applied-ignition fuels in an air-compressing direct-injection internal combustion engine
06/1981
06/23/1981US4274375 Piston, especially for internal combustion engines
06/16/1981US4273084 Fuel injection system for diesel engines
06/16/1981US4273079 Air-compressing direct injection internal combustion engine
06/10/1981EP0030042A1 Process for forming the rim of a combustion chamber of a light-metal piston
06/09/1981US4271803 Internal combustion engine
06/02/1981US4270494 Insulated oil cooled piston assembly
05/1981
05/27/1981EP0029051A1 Mixing device for internal combustion engines with stratified charge
05/19/1981US4267806 High compression type internal combustion engine
05/13/1981EP0028287A1 Reciprocating piston type air compressing combustion engine
04/1981
04/07/1981US4259933 Combustion chamber of an internal combustion engine
04/01/1981EP0025831A1 Otto engine with piston with a raised portion at its head
03/1981
03/31/1981US4258686 Combustion system for internal combustion engines
03/31/1981US4258680 Reciprocating engine with cylindrical combustion chamber
03/17/1981US4256068 Oblong piston and cylinder for internal combustion engine
03/03/1981US4253430 Insulated oil cooled piston assembly
02/1981
02/24/1981CA1096256A1 Method and apparatus for control of pressure in internal combustion engines
02/10/1981US4249495 Internal combustion engine and head thereof
01/1981
01/27/1981US4246882 Combustion chamber for side-valve type internal-combustion engine
01/27/1981CA1094457A1 2-cycle engine of an active thermoatmosphere combustion type
01/27/1981CA1094409A1 Piston and ring for reducing hc emissions
01/20/1981US4245611 Ceramic insulated engine pistons
01/06/1981US4242993 2-Cycle engine of an active thermoatmosphere combustion
12/1980
12/30/1980CA1092461A1 Internal combustion engine having one or more compression gaps between a piston and cylinder head
12/11/1980WO1980002724A1 Mixing device for internal combustion engines with stratified charge
12/09/1980US4237826 Multi-cylinder internal combustion engine equipped with an accumulation chamber
11/1980
11/25/1980US4235203 Two-zone combustion chamber
11/25/1980US4235202 Internal combustion engine
11/11/1980US4232637 Surfaces for combustion chamber of internal combustion engine having controlled fuel injection
11/04/1980USRE30426 I.C. Engines
10/1980
10/28/1980US4230073 Combustion chamber of an internal combustion engine
10/15/1980EP0017279A1 Two or more piece piston for internal combustion engines
10/07/1980CA1087051A1 Four stroke engine with two valves per cylinder
09/1980
09/30/1980US4224980 Thermally stressed heat-conducting structural part or corresponding structure part cross section
09/30/1980US4224918 Cylinder head construction
09/23/1980US4223645 Combustion chamber of an internal combustion engine
09/23/1980CA1086161A1 Method for reducing pollution due to an internal combustion engine
09/09/1980US4221190 Combustion chamber for an internal combustion engine of direct injection type
09/03/1980EP0016751A2 A multi cylinder internal combustion engine
08/1980
08/26/1980US4218880 Spark-ignition internal combustion engine
07/1980
07/22/1980US4213438 Piston for internal combustion engines, especially diesel engines
07/08/1980US4211189 Internal combustion engine with dual induction system and more particularly to combustion chamber design thereof
07/01/1980US4210105 Internal combustion engine injected accumulation chamber
06/1980
06/17/1980US4207843 Compression ignition direct injection internal combustion engine
05/1980
05/20/1980US4203393 Plasma jet ignition engine and method
05/20/1980CA1077791A1 Ignition method and apparatus for internal combustion engine
05/13/1980US4202307 Ignition plug
05/13/1980US4202306 Multi-point spark ignition engine provided with exhaust recirculation circuit
05/13/1980CA1077575A1 System for improving combustion in an internal combustion engine
05/06/1980US4201175 Cylinder head construction
05/06/1980CA1076958A1 Internal combustion engine method and apparatus
05/01/1980WO1980000862A1 Energy conversion cycle for internal combustion engine and apparatus for carrying out the cycle
04/1980
04/29/1980CA1076438A1 Internal combustion engine including spark plug anti-fouling means
04/29/1980CA1076436A1 Internal combustion engine with exhaust gas recirculation system
04/22/1980CA1075988A1 Internal combustion engine having two spark plugs for each combustion chamber and exhaust gas recirculation circuit
04/22/1980CA1075984A1 Pistons for internal combustion engines
04/22/1980CA1075983A1 Pistons for internal combustion engines
04/08/1980CA1075106A1 Combustion chamber of two-point spark ignition type in internal combustion engine having exhaust recirculation circuit
04/08/1980CA1075105A1 Multi-point spark ignition engine provided with exhaust recirculation circuit
04/01/1980US4195597 Turbulence chamber diesel engine
04/01/1980CA1074645A1 Dual spark plug ignition internal combustion engine
03/1980
03/11/1980US4192265 Combustion promoting device of a multi-cylinder engine
03/11/1980CA1073295A1 Dual spark-ignition internal combustion engine
03/11/1980CA1073294A1 Internal combustion engine having improved cylinder head configuration
03/11/1980CA1073291A1 Spark-ignition internal combustion engine
03/04/1980US4191136 Combustion chamber of an internal combustion engine
03/04/1980US4191135 Combustion chamber of an internal combustion engine
03/04/1980CA1072843A1 Internal combustion engine
02/1980
02/19/1980CA1071957A1 Combustion chamber of an internal combustion engine
02/19/1980CA1071956A1 Dual spark plug ignition internal combustion engine
01/1980
01/15/1980US4183343 Internal combustion engine and a method of operating an internal combustion engine
01/15/1980CA1069787A1 Dual spark plug ignition internal combustion engine having improved cylinder head configuration
01/08/1980US4182280 Vortex automotive combustion engine
01/08/1980US4182279 Combustion chamber of an internal combustion engine
12/1979
12/25/1979US4180029 2-Cycle engine of an active thermoatmosphere combustion
12/25/1979CA1068567A Dual spark-plug ignition internal combustion engine with improved combustion chamber wall
12/18/1979US4178889 Internal combustion engine
12/11/1979US4177769 Combustion chamber for an internal combustion engine of direct injection type
12/11/1979US4177640 Pollution control
12/04/1979US4176628 Combustion chamber for an internal combustion engine of direct injection type
12/04/1979CA1067357A1 Piston structure with cavity
10/1979
10/30/1979CA1065216A1 Internal combustion engine with improved exhaust valve arrangement
10/16/1979US4170966 Mixture-compressing internal combustion engine, especially four-cycle engine
10/16/1979CA1064345A1 Dual spark plug ignition internal combustion engine having improved cylinder head
10/16/1979CA1064343A1 Jet-stream control combustion engine
09/1979
09/25/1979US4168678 Internal combustion engine with auxiliary piston for generating turbulence
09/04/1979US4166436 Combustion chamber of an internal combustion engine
08/1979
08/28/1979CA1061205A1 Multiple spark-ignition internal combustion engine
08/21/1979US4164915 Conversion of gasoline to diesel engine
08/21/1979US4164913 Combustion chamber for an internal combustion engine of direct injection type
08/21/1979US4164912 Method for reducing pollution due to an internal combustion engine
07/1979
07/31/1979US4162661 Internal combustion engine with combustion chambers which create a squish and swirl of an air-fuel mixture
07/24/1979CA1059033A1 Internal combustion engine and method of reducing toxic compounds in the exhaust gases therefrom
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