Sealing ring with diameter indicia
US4157833A · kind A · utility
16Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 1, 1977 |
| Grant date | Jun 12, 1979 |
| Priority date | — |
| Expiry date | Dec 1, 1997 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/20
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An elastomeric sealing ring having a V-shaped configuration, the wall connecting the legs of the V lying in the plane of the ring, is provided with diameter indicia formed in the wall, the indicia equidistantly circumferentially spaced along an arc segment of the wall and the distance between indicia corresponding to a predetermined portion of the ring inner diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.