Drive axle assembly having limited torsional damper
US4406640A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 11, 1982 |
| Grant date | Sep 27, 1983 |
| Priority date | — |
| Expiry date | Aug 11, 2002 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D3/76
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.