Control apparatus for intake and exhaust valves of an internal c

Details Control apparatus for intake and exhaust valves of an internal c Control apparatus for intake and exhaust valves of an internal c

1987-12-01

1988-10-25

Myhre, Charles J.

Internal-combustion engines

Four-cycle

Multiple exhaust

123 9015, 123323, F02B 7502

Patent

active

047795891

ABSTRACT:
An internal combustion piston engine having a plurality of intake valves and a plurality of exhaust valves per cylinder employs apparatus for disabling the operation of at least one exhaust valve upon decrease in speed of the engine below a predetermined level.

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