Pipe swivel joint with improved bore seal
US5149148A · kind A · utility
28Cited by
13References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1991 |
| Grant date | Sep 22, 1992 |
| Priority date | — |
| Expiry date | Aug 13, 2011 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L27/082
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pipe swivel joint with male and female hubs and an improved bore seal assembly having an anti-extrusion ring that axially energizes the swivel joint hubs toward their operational position as the joint is assembled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.