Torsional damper

Details Torsional damper Torsional damper

1990-12-21

1992-06-23

Purol, David M.

Supports

Including additional vibrating mass

F16M 1300

Patent

active

051236249

ABSTRACT:
A torsional damper comprises a pulley hub fixed to a rotary shaft such as the crank shaft of an engine or the like, and a damper mass fixed, by means of a damping rubber, in a cavity formed in the front portion of the pulley hub. A projection is provided on the outer circumference of the damper mass, and a groove is formed in the pulley hub oppositely to the projection to receive a part of the projection.

REFERENCES:
patent: 3368807 (1968-02-01), Thrasher
patent: 3667706 (1972-06-01), Tiberghien
patent: 4453693 (1984-06-01), Krux
patent: 4697781 (1987-10-01), Hamano
patent: 4766984 (1988-08-01), Gaffey

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