Crankshaft

Details Crankshaft Crankshaft

1997-03-31

1998-06-02

Marmor, Charles A.

Machine element or mechanism

Elements

Cranks and wrist pins

1231921, 1231922, F16C 306

Patent

active

057585512

ABSTRACT:
The weight of the first and fifth counterweights, which are located at opposite ends of a crankshaft, are set to be equal to or smaller than the weight of the remaining second to fourth counterweights. In addition, the thickness of the first and fifth counterweights are set to be equal to or smaller than the thickness of the remaining second to fourth counterweights. Moreover, the first to fifth counterweights are formed generally the same in configuration.

REFERENCES:
patent: 3835728 (1974-09-01), Bernard
patent: 4552104 (1985-11-01), Hara et al.
patent: 4785772 (1988-11-01), Krotky et al.
patent: 4901692 (1990-02-01), Madden
patent: 5000141 (1991-03-01), Sugano
patent: 5481942 (1996-01-01), Baek

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