Drive axle assembly having limited torsional damper

Details Drive axle assembly having limited torsional damper Drive axle assembly having limited torsional damper

1982-08-11

1983-09-27

Gilreath, Stanley N.

Rotary shafts, gudgeons, housings, and flexible couplings for ro

Torque transmitted via flexible element

Nonmetallic element

464 89, 464 92, F16D 314

Patent

active

044066406

ABSTRACT:
A drive axle assembly comprises a drive shaft with an integral flange at one end and a second drive shaft with an integral hollow head at an end adjacent the flange. The flange and head having cooperating lugs forming a lost motion, positive drive between the shafts. The assembly also includes a limited torsional damper comprising a shell welded to the flange, a canister welded to the head and a pair of rubber bushings compressed between the shell and the canister. The assembly has an internal spacer to maintain longitudinal alignment of the shafts and a fail safe feature which retains the shafts together in the event the rubber bushings fail.

REFERENCES:
patent: 1940884 (1933-12-01), Rosenberg
patent: 2691283 (1954-10-01), Stover
patent: 2956187 (1960-10-01), Wood
patent: 3138943 (1964-06-01), Gustke
patent: 3252301 (1966-05-01), Herrington, Jr.
patent: 3263451 (1966-08-01), Reimer
patent: 3267696 (1966-08-01), Sieja
patent: 3320771 (1967-05-01), Roethlisberger et al.
patent: 3408830 (1968-11-01), Sutaruk et al.
patent: 3905208 (1975-09-01), Oyama et al.
patent: 4183258 (1980-01-01), Stephan
patent: 4240763 (1980-12-01), Moore
Research disclosure of Sep. 1975 with Exhibit I, 1979, "E" car damper assembly.

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