Thrust washer
US3938867A · kind A · utility
2Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 20, 1974 |
| Grant date | Feb 17, 1976 |
| Priority date | — |
| Expiry date | May 20, 1994 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C19/30
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The new thrust washer includes an inner flange with circumferentially spaced cutouts. The washer is formed from flat strip steel. A circular hole and a plurality of cutouts extending from the circumference of the circular hole are made in the flat strip steel. The circular hole and cutouts may be made consecutively or simultaneously. A forming tool forms the inner flange.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.