Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02F - Cylinders, pistons, or casings for combustion engines; Arrangements of sealings in combustion engines › F02F 1 - Cylinders; Cylinder heads
Patents for F02F 1 - Cylinders; Cylinder heads (16,229)
11/1981
11/03/1981US4297976 Piston and cylinder assemblies
11/03/1981US4297777 Method for the production of a composite hollow body
10/1981
10/28/1981EP0038560A1 Internal combustion engine
10/27/1981US4296720 Combustion chamber of an internal combustion engine
10/21/1981EP0038057A1 Cylinder liner
10/13/1981US4294203 Internal combustion engine with integral upper cylinder section and head
10/13/1981US4294202 Fuel porting for two cycle internal combustion engine
10/06/1981CA1110130A1 Slanted internal combustion engine with single overhead camshaft
09/1981
09/29/1981US4291650 Cylinder head for compression-ignition internal combustion engine
09/22/1981US4290396 Heat conducting shield for cylinder heads of internal combustion engines
09/22/1981CA1109348A2 Watercooled exhaust manifold and method of making same
09/15/1981US4289097 Six-cycle engine
09/08/1981US4287860 Two-cycle engine
09/02/1981EP0034681A1 Engine braking apparatus
09/01/1981US4286561 Internal combustion engine intake system having jet-producing nozzle in intake port
09/01/1981US4286554 Intake system of an internal combustion engine
08/1981
08/25/1981US4285310 Dual intake valve type internal combustion engine
08/18/1981US4284041 Casting, bonding onto form
08/18/1981US4284037 Internal combustion engine coolant system
08/18/1981CA1107202A1 Internal combustion engine
07/1981
07/28/1981US4280456 Engine with intake ported cylinders and porous port liners for oil control
07/28/1981US4280455 Internal combustion engine
07/28/1981US4280453 Multicylinder internal combustion engine
07/14/1981CA1104893A1 Internal combustion engine with dual induction system
07/07/1981US4277539 Internal combustion engine exhaust systems
07/01/1981EP0031007A1 Positively ignited internal-combustion engine with a main combustion chamber each per cylinder and an ignition chamber
06/1981
06/30/1981US4275698 Internal combustion engine of the type having two inlet valves per cylinder
06/09/1981US4271669 Reciprocating-piston engine, especially hot-gas engine or compressor
06/02/1981US4270500 Internal combustion engine with dual induction system
05/1981
05/19/1981US4267811 Cylinder head for a mixture-compressing internal combustion engine
05/12/1981US4266787 Piston ring
04/1981
04/28/1981US4264660 For internal compustion engine exhaust systems
04/08/1981EP0026249A1 Cylinder de-activator system
03/1981
03/31/1981CA1098448A1 Exhaust system for multiple cylinder two-stroke engines
03/24/1981US4258084 Method of reducing fuel consumption by peening
03/17/1981US4256068 Oblong piston and cylinder for internal combustion engine
03/17/1981US4256067 Oblong piston rings for internal combustion engine
03/17/1981US4256062 Internal combustion diesel engine
03/10/1981US4254621 Heat-insulating layer to prevent temperature drop of combustion gas in internal combustion engine
03/10/1981CA1097162A1 Intake system for internal combustion engine
03/03/1981US4253431 Reciprocating piston internal combustion engine with at least one cylinder bushing
02/1981
02/24/1981US4252175 Cylinder block having a cast-in core unit and process for manufacturing same
02/10/1981US4249495 Internal combustion engine and head thereof
02/10/1981CA1095356A1 Engine cylinder inlet port
02/03/1981US4248191 Method and means for preventing valve bridge cracks in cylinder heads of internal combustion engines
02/03/1981US4248184 Two-cycle diesel internal combustion engine
01/1981
01/28/1981EP0022926A1 Air cooled cylinder head for internal combustion engine
01/27/1981CA1094417A2 Controlled flow cooling system for engine head for low weight reciprocating engine
01/13/1981US4244330 Engine cylinder liner having a mid stop
01/07/1981EP0021315A1 Piston machine, particularly piston pump
12/1980
12/23/1980US4240393 Self locking valve guide
12/23/1980US4240387 Intake system of a multi-cylinder internal combustion engine
12/09/1980US4237847 Composite engine block having high strength to weight ratio
11/1980
11/26/1980EP0019569A1 Hollow composite article and process for the manufacture thereof
11/18/1980US4234198 Water seal assembly for engines
11/18/1980US4233717 Method of bevelling port openings in cylinders for two-cycle engines
11/11/1980US4232437 Method for reconditioning an engine head
10/1980
10/28/1980US4230087 Low-noise-level internal combustion engine
10/28/1980US4229867 Method of repairing or modifying the firing deck of an internal combustion engine
10/21/1980US4228653 Engine cylinder exhaust port
10/07/1980US4226213 Internal combustion engine
10/01/1980EP0016204A1 Cylinder head obtained by pressure casting for water cooled internal combustion engines.
09/1980
09/30/1980US4224918 Cylinder head construction
09/30/1980US4224905 Two-cycle engine with stabilized combustion and method of operation therefor
09/30/1980US4224792 Internal combustion engine equipped with an improved air injection system
09/23/1980US4223647 Slanted internal combustion engine
09/23/1980CA1086166A1 Controlled flow cooling system for low weight reciprocating engine
09/23/1980CA1086165A1 Four-stroke piston-engine
09/16/1980CA1085693A1 Low weight reciprocating engine
09/09/1980US4221197 Multi-cylinder internal combustion engine having siamesed exhaust ports
09/09/1980US4221196 Liner for internal combustion engine
09/09/1980CA1085136A1 Metal casting methods, tooling and processes
09/03/1980EP0014799A1 Selflocking valve guide
08/1980
08/20/1980EP0014644A1 Device for supporting the rocker arm of an internal combustion engine, especially of a big engine
08/19/1980US4217875 Cylinder head for internal combustion engines, especially diesel engines
08/12/1980US4216748 Internal combustion engine with subsidiary combustion chamber
08/12/1980US4216746 Cylinder head for an air-cooled internal combustion engine
08/06/1980EP0013847A1 An internal-combustion engine poppet valve cage cooled by a circulating refrigerant fluid, especially for an engine comprising two outlet valves per cylinder, and method of mounting such a cage
07/1980
07/29/1980US4214644 Motorized two-wheel vehicle having a V-type engine with angularly offset cylinder heads
07/29/1980US4214560 Cylinder head improvement, particularly for a diesel engine
07/22/1980US4213441 Engine with wall rib oil gauge mounting and drain means
07/22/1980US4213440 Low-noise-level reciprocating piston engine
07/15/1980US4212281 Low weight reciprocating engine
07/08/1980US4211205 Laminated spacer plate for engines and method for making the same
07/08/1980US4211189 Internal combustion engine with dual induction system and more particularly to combustion chamber design thereof
07/01/1980US4210108 Stepped piston two-stroke engines
07/01/1980US4210104 Internal combustion engine
07/01/1980CA1080628A1 Internal-combustion engine
06/1980
06/17/1980US4207854 Inlet air passage for an engine
06/11/1980EP0011687A1 Coupling element between ceramic and metallic building components, and its use
05/1980
05/27/1980US4204924 Machined, degreased and electrochemically etched
05/27/1980US4204585 Carburetor system for a multi-cylinder engine of a motorcycle
05/20/1980US4203402 Means for securing an injection nozzle
05/20/1980US4203393 Plasma jet ignition engine and method
05/20/1980CA1077857A1 Internal combustion engine with exhaust cleaning measures
05/13/1980US4202310 Anti-corrosive polymeric coating
05/13/1980US4202306 Multi-point spark ignition engine provided with exhaust recirculation circuit
05/13/1980US4202299 Two cycle internal combustion engine
05/13/1980US4202298 Fuel porting for two cycle internal combustion engine
05/13/1980CA1077358A1 Internal combustion engine equipped with an improved air injection system
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