Internal-combustion engines – Vibration compensating device – Balancing arrangement
Patent
1991-12-30
1992-12-29
Kamen, Noah P.
Internal-combustion engines
Vibration compensating device
Balancing arrangement
74603, F02B 7500
Patent
active
051742578
ABSTRACT:
A balancer shaft arrangement for a two cycle, crankcase compression, internal combustion engine wherein the balancer shaft is driven from the crankshaft and is disposed below the crankcase and externally of it. The balancer shaft is driven from end of the crankshft and a flywheel is driven at the other end of the crankshaft. The balancer shaft axis is disposed at a lesser distance from the crankshaft axis than the radius of the flywheel so as to provide a compact assembly.
REFERENCES:
patent: 1163832 (1915-12-01), Lanchester
patent: 4509378 (1985-04-01), Brown
patent: 4574749 (1986-03-01), Negre
patent: 4741303 (1988-05-01), Kronich
patent: 4800852 (1989-01-01), Kandler
patent: 5012775 (1991-05-01), Oike
Beutler Ernest A.
Kamen Noah P.
Yamaha Hatsudoki Kabushiki Kaisha
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