Internal combustion engine

Internal-combustion engines – Accessories – Covers – trays – vibrators – corrosion inhibitors – air filters

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Details

123568, F02M 2506, F01N 315

Patent

active

043334288

ABSTRACT:
An internal combustion engine is disclosed which includes a plurality of cylinders split into first and second groups and operates in a split cylinder mode under low engine load conditions where the second group of cylinders are held suspended. Means is provided for holding the combustion chambers of the second group of cylinders in communication with the exhaust passage during a split cylinder mode of operation.

REFERENCES:
patent: 3703164 (1972-11-01), Weaving
patent: 3982514 (1976-09-01), Turns
patent: 4064861 (1977-12-01), Schulz
patent: 4201180 (1980-05-01), Iizuka
patent: 4224920 (1980-09-01), Sugasawa
patent: 4249374 (1981-02-01), Sugasawa

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