Internal combustion engine

Details Internal combustion engine Internal combustion engine

1987-06-08

1989-03-07

Husar, Stephen F.

Power plants

System having plural motors or having diverse types of...

Engine apparatus or system actuatable selectively or...

60 396, F01B 2904

Patent

active

048095117

ABSTRACT:
An improved six cycle internal combustion engine is provided comprised of an engine block; a crank shaft mounted within said engine block; at least one cylinder within which a piston is slidably mounted and operably connected to said crank shaft; a valve head fixedly attached to said engine block; said valve head, piston and cylinder defining a variable volume chamber; an admission duct adapted to admit air into said variable volume chamber; an exhaust duct adapted to remove exhaust gases from said variable volume chamber; said valve head further including a preheating chamber positioned between and capable of fluid communication with said admission duct and said variable volume chamber and a combustion chamber positioned and said variable volume chamber; said valve head further including (a) at least one admission valve to control the admission of air from said preheating chamber into said variable volume chamber (b) at least one exhaust valve to control the flow of gases from said variable volume chamber into said combustion chamber, (c) means to control the entry of air into said preheating chamber from said admission duct, and (d) means to control the entry of exhaust gases into said exhaust duct from said combustion chamber, (e) said admission valve, said exhaust valve and each said control means being cooperatively engaged with at least one cam shaft driven by said crank shaft.

REFERENCES:
patent: 3662543 (1972-05-01), Milisavljevic
patent: 4143518 (1979-03-01), Kellogg-Smith
patent: 4513568 (1985-04-01), Bajulaz
"The Bajulaz Cycle: a Two-Chamber Internal Combustion Engine with Increased Thermal Efficiency", SAE Technical Paper Series, No. 860534, by W. W. Yuen et al., Feb., 1986, pp. 1-10.

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