Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02B - Internal-combustion piston engines; Combustion engines in general › F02B 25 - Engines characterised by using fresh charge for scavenging cylinders
Patents for F02B 25 - Engines characterised by using fresh charge for scavenging cylinders (3,434)
12/1993
12/14/1993US5269266 V-type two cycle supercharged engine
11/1993
11/18/1993DE4315034A1 Multistage method to operate two=stroke engine - enables engine to do mechanical work and to produce hydrogen
11/16/1993US5261359 Reciprocating 2-stroke cycle internal combustion engine
11/16/1993US5261358 Internal combustion engine
11/11/1993WO1993022549A1 Feeding method for compression ignition internal combustion engines
11/11/1993WO1993022545A1 A two-stroke fuel-injected internal combustion engine
11/11/1993CA2110990A1 A two-stroke fuel-injected internal combustion engine
11/11/1993CA2110803A1 Induction method for a compression-ignition internal combustion engine
11/09/1993US5259348 Direct injection type engine
10/1993
10/19/1993CA1323309C Decompression device in a two-cycle engine
10/12/1993US5251581 Two cycle engine provided with a scavenging pump
10/12/1993US5251580 Crank chamber precompression type two-cycle internal combustion engine
10/05/1993US5249557 Fuel injection system for two cycle engine
09/1993
09/22/1993EP0375789B1 Two-stroke internal combustion engine
09/14/1993US5243945 Fuel injection system for the internal combustion engine
09/14/1993US5243934 Multiple stage reed valves for use in internal combustion engines
09/08/1993EP0559597A1 Construction of scavenging air chamber for diesel engine
09/08/1993CN1076004A Two stroke engine
09/02/1993DE4206180A1 Valve-controlled two=stroke engine - is for motor vehicle and has new type of cylinder head for gas scavenging
09/01/1993EP0558072A1 Internal combustion engine
08/1993
08/26/1993DE4205663A1 Two-stroke IC engine - has stepped piston with sealing rings at both ends, for lubrication of piston, gudgeon pin, and cylinder wall
08/24/1993US5237972 Two-stage cycle engine and combustion chamber
08/24/1993US5237966 Fuel injection system for the two cycle engine
08/19/1993WO1993016274A1 Internal combustion engine in which suction and exhaust is carried out with the upper portion of piston separated from piston main body
08/11/1993CN2139994Y Two-stroke engine separating scavenging device
08/10/1993US5233949 Two-stroke cycle engine having linear gear drive
08/04/1993EP0554235A1 Two stroke engine with at least one inlet and one exhaust valve per cylinder
08/03/1993US5231961 Camshaft and accessory drive arrangement for engine
07/1993
07/27/1993US5230312 Two-stroke engine
07/14/1993CN1021587C Internall combustion engine
06/1993
06/30/1993EP0548993A1 Two stroke internal combustion engine comprising a crankcase intake system controlled by a valve system
06/29/1993CA1319576C Combustion chamber of a two-stroke engine
06/22/1993US5220890 Variable compression device for two cycle diesel engine
05/1993
05/25/1993US5213070 Two-cycle internal combustion engine with sequential exhaust valve openings
05/25/1993US5213069 Two-stroke super charged engine and process for operating
05/25/1993US5213067 Internal combustion engine
05/19/1993CN1072243A 二冲程发动机 Two-stroke engines
05/18/1993CA1317830C Timing of fuel injected engine
05/12/1993EP0541080A1 A two-stroke engine
05/11/1993US5209192 Two-cycle engine
05/04/1993US5207190 V-type fuel injection two cycle engine
04/1993
04/27/1993US5205245 Two stroke engines
04/20/1993US5203288 Two-stroke internal combustion engines with a compression-ignition of diesel type
04/07/1993EP0535122A1 Internal combustion engine and an improved rotary inlet valve for use therewith.
04/01/1993WO1993006348A1 Two stroke internal combustion engine
04/01/1993DE4226185A1 Internal combustion engine - has piston of rectangular cross-section and connecting rod formed integrally with piston
03/1993
03/23/1993US5195486 Two stroke diesel engine
03/17/1993EP0532020A1 An internal combustion engine
03/16/1993CA1314449C Direct fuel injected engines
03/09/1993US5191858 Dual cycle engine
03/02/1993US5190006 Injection arrangement for improving fuel consumption
03/02/1993US5189995 Stepped piston engine
02/1993
02/10/1993EP0526538A1 Internal combustion engine
02/10/1993CN2126874Y Gasoline-saving unit for two-cycle engine
02/02/1993US5183013 Two-cycle diesel engine
01/1993
01/28/1993DE4215557A1 Low-emission IC engine - has cylinder, each with discharge slot and discharge valve, uses oxidation gas of ozone and oxygen
01/21/1993WO1993001402A1 Multicylinder two stroke cycle engine
01/21/1993CA2110581A1 Multicylinder two stroke cycle engine
12/1992
12/29/1992US5174252 Exhaust manifold expansion slot for internal combustion motor
12/23/1992EP0519275A1 A direct injection type engine
12/10/1992WO1992021868A1 Two-stroke engine
12/10/1992DE4216996A1 Piston port reciprocating IC engine - has gudgeon pin in extension of piston below oil scraper rings
12/10/1992DE4216565A1 Engine with loop type crankshaft drive - has medium compression chamber with valves at rear of piston engaging with sealing plate
12/03/1992DE4117893A1 Zweitaktmotor Two-stroke engine
11/1992
11/25/1992EP0515307A1 Control device for exhaust valves of an internal combustion engine
11/19/1992EP0513892A2 Method of operating a two-stroke-cycle engine with variable valve timing in a four-strike-cycle mode
11/19/1992DE4115537A1 Two-stroke engine with double pistons - has smaller piston for combustion chamber operation, air intake low compression larger piston for combustion chamber with high compression
11/17/1992US5163396 Combustion chamber for injected engine
11/17/1992US5163395 Two stroke diesel engine
11/17/1992US5163388 Two-stroke i.c. engine with a super charger
11/03/1992US5159903 Air intake system for two cycle multi cylinder engine
10/1992
10/27/1992US5158046 Two-stroke cycle engine having linear gear drive
10/21/1992CN2119506U Fuel-economizing device for two-stroke gasoline engine
10/20/1992US5156118 For supplying air to the cylinders
10/15/1992WO1992017693A1 Dual compression and dual expansion internal combustion engine and method therefor
10/07/1992EP0507648A1 Two-cycle engine with selective control for the charge introduced into the combustion chamber
10/01/1992WO1992016726A1 Multicylinder two-stroke engine intake manifold
09/1992
09/23/1992CA2105058A1 Multicyclinder two-stroke engine intake manifold
09/08/1992US5144919 Two-stroke cycle reciprocating internal combustion engine for spark ignition and crankcase scavenging
09/02/1992CN1018078B Two stroke engine
09/01/1992US5143029 Two cycle internal combustion hydrocycle engine
09/01/1992US5143028 Supercharged V type two cycle engine
08/1992
08/26/1992CN1063921A Improvements in reciprocating internal combustion engines of two-stroke type
08/25/1992US5140958 Two-stroke engine
08/25/1992US5140952 Method of and apparatus for improving the operation of an engine
08/11/1992US5136989 Two-stroke cycle internal combustion engine
07/1992
07/29/1992EP0496029A1 An internal combustion engine
07/28/1992US5133309 Multi-poppet valve type two cycle engine
07/28/1992US5133305 Internal combustion engine having rotary engine body
07/21/1992US5131354 Method of operating a two-stroke-cycle engine with variable valve timing in a four-stroke-cycle mode
07/16/1992DE4140627A1 IC engine with double-acting working piston - has two working strokes for each crankshaft rotation
07/07/1992US5127379 Internal combustion engine
07/07/1992US5127372 Exhaust silencer system for two-cycle engine
07/07/1992CA1304637C Two-cycle engine exhaust port
07/02/1992DE4040443A1 Two=stroke IC engine - has piston with valve, and additional connection between piston and connecting rod
07/01/1992EP0493135A1 Internal combustion engines
07/01/1992EP0492055A1 An internal combustion engine
07/01/1992CN2108804U Charge oil saver for motor cycle
06/1992
06/30/1992US5125380 Two-stroke diesel engine
06/24/1992EP0460030A4 Engine supercharger and inlet manifold arrangement
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