Crankshaft with laminated counterweight

Details Crankshaft with laminated counterweight Crankshaft with laminated counterweight

1997-05-20

1999-05-04

Luong, Vinh T.

Machine element or mechanism

Elements

Cranks and wrist pins

74567, 74445, F16C 304, F16H 5300

Patent

active

058991204

ABSTRACT:
A laminated counterweight for connecting the main shaft with the crankpin of a crankshaft in which the counterweight includes a pair of end laminations which are circular in shape and have a central opening dimensioned to receive the main shaft and a crankpin opening radially spaced from the central opening and dimensioned to receive the crankpin. A plurality of central laminations is sandwiched in between the end laminations. Each central lamination, like the end laminations, includes a central opening dimensioned to receive the main shaft as well as a crankpin opening dimensioned to receive the crankpin. A pair of cutouts is provided through each central lamination and, said cutouts being disposed on opposite sides of the radius extending between the central opening and the crankpin opening.

REFERENCES:
patent: 1261053 (1918-04-01), O'Brien
patent: 1928245 (1933-09-01), Bloss et al.
patent: 2516365 (1950-07-01), Carraher
patent: 3590208 (1971-06-01), Martini et al.
patent: 4046028 (1977-09-01), Vachris
patent: 4342236 (1982-08-01), Everts
patent: 4522080 (1985-06-01), Santi
patent: 4630498 (1986-12-01), Santi

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