Scavenging system for a two-stroke-cycle engine

Details Scavenging system for a two-stroke-cycle engine Scavenging system for a two-stroke-cycle engine

1989-04-20

1990-03-13

Okonsky, David A.

Internal-combustion engines

Two-cycle

Whirl through piston-controlled ports

1235591, F02B 3300

Patent

active

049075497

ABSTRACT:
A two-stroke engine has a scavenge pump provided in an intake passage. A continuously variable transmission is operatively connected between the scavenge pump and a crankshaft of the engine for operating the scavenge pump. An actuator is provided for changing the transmission ratio of the transmission. The actuator is operated by a controller so as to control the speed of the transmission ratio in accordance with load on the engine.

REFERENCES:
patent: 2405350 (1946-08-01), Gadoux et al.
patent: 2766744 (1956-10-01), Steiger
patent: 2891524 (1959-06-01), Scheiterlein
patent: 2924069 (1960-02-01), Buchi
patent: 3327693 (1967-06-01), Lundquist
patent: 4157080 (1979-06-01), Hill

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