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)
01/1992
01/08/1992EP0464497A1 Diesel engine
01/02/1992EP0463650A1 Lightweight metal piston
01/02/1992EP0463613A1 A two-stroke engine
01/01/1992CN1015277B Improvements relating to fuel injection to internal combustion engines
12/1991
12/31/1991US5076224 In-line cylinder head for internal combustion engine
12/27/1991EP0462424A1 Combustion chamber with a piston recess
12/25/1991CN1057317A Heated surface impingement ignition type internal combustion engine and heated surface impingement igniting
12/18/1991CN1057094A Injecting device for internal combustion engine
12/12/1991WO1991019084A1 Split cycle internal combustion engine
12/12/1991WO1991019083A1 Internal combustion engine of hot surface collision ignition type and hot surface collision ignition thereof
12/12/1991DE4018252A1 Oil cooled IC engine - has oil deflection ring to recirculate oil in internal chamber in position
12/11/1991EP0460572A1 Injection device for an internal combustion engine
12/10/1991US5070833 Heat-insulating engine with swirl chamber
12/05/1991WO1991019085A1 Heated surface fuel striking ignition type internal combustion engine and method of heated surface fuel striking ignition
12/05/1991CA2044611A1 Hot surface impact ignition type internal combustion engine and method of hot surface impact ignition
11/1991
11/26/1991US5067467 Intensifier-injector for gaseous fuel for positive displacement engines
11/26/1991US5067457 Swirl chamber type diesel engine
11/20/1991CN1014816B Method and apparatus for supplying oil for two-cycle engine
11/19/1991US5066023 Ionization sensor
11/19/1991US5065715 Squish jet combustion chamber
11/19/1991US5065707 Oil-cooled cylinder head
11/14/1991DE4108650A1 Cooled plunger piston for IC engine - has sepd. piston upper part and shaft and oil ring limiter
11/05/1991US5062395 Two-stroke internal combustion engine
10/1991
10/30/1991EP0454117A1 Direct fuel injection type spark ignition internal combustion engine
10/30/1991EP0454031A1 Construction of a combustion chamber for an internal combustion engine
10/30/1991EP0453613A1 Combustion chamber in a piston for a direct injection diesel engine
10/29/1991US5060609 Internal combustion engine
10/23/1991EP0358701B1 Provision for the combustion chamber surfaces of an internal combustion engine
10/22/1991US5058549 Fuel swirl generation type fuel injection valve and direct fuel injection type spark ignition internal combustion engine
10/22/1991US5058548 Combustion chamber of an internal combustion engine
10/16/1991EP0451829A2 A control device for an internal combustion engine
10/08/1991US5054444 Fuel injection control system for a two-cycle engine
10/02/1991EP0449308A1 Engine with a multiple ignition device
10/02/1991EP0449278A1 Connecting structure of piston and connecting rod
10/02/1991EP0449240A1 Multi-valve internal combustion engine
09/1991
09/24/1991US5050557 Stratified-combustion internal combustion engine
09/17/1991WO1991014086A1 Combustion engine of the piston engine type
09/17/1991CA2078342A1 Combustion engine of the piston engine type
09/11/1991CN2084518U Umbrella form spray oil film burning system
09/11/1991CN1054473A 内燃机 Internal combustion engine
08/1991
08/22/1991WO1991012419A1 Improvements to two-stroke internal combustion engines with diesel-type compression ignition
08/07/1991EP0439995A1 Piston for a four-stroke internal combustion engine
08/07/1991EP0439848A1 Short circuit primary turbulence system for a combustion engine
07/1991
07/25/1991WO1991010825A1 Piston with swirl-inducing device for diesel engines
07/25/1991DE4001819A1 External ignition valve-controlled IC engine - raises conversion efficiency etc. by locating ignition plug between each pair of valves at edge of combustion chamber
07/10/1991EP0435875A1 Low profile internal combustion engine
07/09/1991US5029563 Combustion chamber assembly of direct injection diesel engines
06/1991
06/27/1991DE4033822A1 Direct injection diesel combustion chamber - has concave inner wall section piston recess, forming fuel rebound surface
06/19/1991CN1052356A Practical compact rapid burning petrol engine
06/18/1991US5024194 Flame dispersion arrangement for swirl chamber type diesel engine piston crown
06/18/1991US5024184 Direct fuel injection internal combustion engine
06/12/1991EP0431920A1 Internal combustion engine
06/04/1991US5020485 Two-cycle engine
05/1991
05/29/1991DE3939251A1 Direct injection Diesel engine - has insert to divide combustion chamber in piston into two sections
05/28/1991US5018497 Multiple valve internal combustion engine
05/23/1991DE4042325A1 Combustion system for dual fuel engine
05/21/1991US5016592 Cylinder head and valve train arrangement for multiple valve engine
05/16/1991DE4042324A1 Combustion system for dual fuel engine
05/16/1991DE4033843A1 Combustion system for dual fuel engine
05/15/1991EP0427389A1 Method of treating a ferrous component for subsequent metallurgical bonding to cast aluminum
05/15/1991EP0426920A1 Piston for an internal combustion engine
05/07/1991CA2024210A1 Method of treating a ferrous component for subsequent metallurgical bonding to cast aluminum
04/1991
04/30/1991CA1283585C Flame incubating and propagating apparatus for a fuel combustion system
04/23/1991US5009207 Internal combustion engine
04/23/1991US5009204 Spark plug arrangement in an overhead camshaft engine
04/18/1991WO1991005156A1 Piston of diesel engine
04/18/1991DE4024953A1 Catalyst exhaust gas purificn. - with catalyst inserted in the combustion space above the piston
04/16/1991US5007394 Combustion chamber for compression ignition internal combustion engine
04/16/1991US5007387 Four valve per cylinder engine head
04/11/1991DE3932563A1 Light alloy piston for IC engine - incorporates gudgeon pin bushes expanded by rolling
04/10/1991EP0421481A1 Device for introducing pressurized gas in a combustion chamber of an internal combustion engine
04/04/1991DE3931702A1 Engine with rotary and reciprocating piston - incorporates injector discharging into eccentric recess in piston crown
04/04/1991CA2025328A1 Mechanically controlled fuel/air mixture injection system
04/03/1991EP0420456A1 Heat-insulating swirl chamber engine
03/1991
03/20/1991EP0316330B1 Piston upper part with incorporated support bearings for supporting the piston pin of a piston engine
03/19/1991US5000144 Internal combustion engine
02/1991
02/26/1991US4995359 Combustion chamber for internal combustion engine
02/26/1991CA1280651C Combustion engine, particularly ignited four stroke engine
02/20/1991CN2071707U 节能柴油机 Saving diesel
02/20/1991CN1011725B Engine plant comprising a plurality of turbocharged combustion engines
02/13/1991EP0412552A1 Combustion chamber for a Diesel engine
02/12/1991CA1280044C Internal combustion engine
02/08/1991CA2022819A1 Combustion engine
02/07/1991WO1991001437A1 Low profile internal combustion engine
02/06/1991EP0412009A1 Multi-cylinder petrol injection engine with three valves per cylinder
02/06/1991EP0412008A1 Multicylinder fuel injection engine having four valves per cylinder
01/1991
01/29/1991US4987867 Piston for internal combustion engines
01/29/1991US4987866 Light alloy piston for internal combustion engines
01/23/1991CN1011327B Combustion system with double plume
01/22/1991US4986167 Articulated piston with a cooling recess having a preestablished volume therein
01/16/1991EP0407974A1 Flame dispersion arrangement for swirl chamber type diesel engine piston crown
01/15/1991CA1278964C Two stroke cycle internal combustion engines
01/10/1991WO1991000422A1 Controlled dispersion of injected fuel
01/09/1991EP0309458B1 Flame incubating and propagating apparatus for a fuel combustion system
01/03/1991DE3920089A1 IC engine with two electrodes in each combustion chamber - has fuel injection nozzle and spark plug electrodes arranged so that in spreading of flame core disturbing influences are prevented
12/1990
12/27/1990EP0327546B1 Pressure ignited combustion engine
12/19/1990EP0105933B2 Combustion chamber of diesel engine
12/19/1990CN2067760U Internal combustion engine operating on gaseous fuel
12/18/1990US4977874 Indirect injection diesel engine
12/11/1990US4976248 Apparatus for the generation of turbulence in internal combustion engines
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