Crankshaft drive for an internal combustion engine

Details Crankshaft drive for an internal combustion engine Crankshaft drive for an internal combustion engine

1996-12-12

1998-12-22

Marmor, Charles A.

Machine element or mechanism

Elements

Cranks and wrist pins

1231922, F02B 7506, F16F 1526

Patent

active

058507647

ABSTRACT:
A crankshaft drive in an internal combustion engine, which comprises at least one cylinder having a cylinder head, and a crankcase housing a crankshaft rotating at a predetermined direction and at a predetermined speed, and a balance shaft extending parallel to the crankshaft and rotating at the predetermined speed of the crankshaft in a direction opposite to the predetermined rotating direction of the crankshaft, the crankshaft and the balance shaft carrying balance weight means for balancing a mass of first order. An auxiliary shaft extends parallel to the crankshaft and rotates at the predetermined speed of the crankshaft in the predetermined rotating direction of the crankshaft, the auxiliary shaft carrying a counterweight for balancing a residual moment resulting from the rotating balance shaft with respect to the rotating crankshaft.

REFERENCES:
patent: 1337081 (1920-04-01), Kuhn
patent: 3145695 (1964-08-01), Conover et al.
patent: 4125036 (1978-11-01), Nakamura et al.
patent: 4523553 (1985-06-01), Backlund
patent: 4574749 (1986-03-01), Negre
patent: 4683849 (1987-08-01), Brown
patent: 5230311 (1993-07-01), Kuhn et al.

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