Balancer structure for three-cylinder engines

Details Balancer structure for three-cylinder engines Balancer structure for three-cylinder engines

1982-08-30

1986-02-11

Lazarus, Ira S.

Internal-combustion engines

Vibration compensating device

123192B, 74603, 74604, F16F 1526

Patent

active

045693161

ABSTRACT:
A balancer structure for a three-cylinder engine for eliminating the vibration in the engine especially the vibration caused by an inertia couple about an axis perpendicular to the crankshaft of the engine. A countershaft is rotated at the same speed as the crankshaft but in opposite direction. Two counterweights are secured to the crankshaft corresponding to the first and third cylinders of both ends for balancing of reciprocating masses and rotating masses. A counterweight is secured to the crankshaft for balancing of reciprocating masses. At least two balancers are secured to the countershaft at both ends thereof.

REFERENCES:
patent: 1898459 (1933-02-01), Newcomb
patent: 2407102 (1946-09-01), Ryder
patent: 3402707 (1968-09-01), Heron
patent: 3760694 (1973-09-01), Lieb
patent: 4174698 (1979-11-01), Dupin
patent: 4195613 (1980-04-01), Bratt et al.

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