Swivel
US5071171A · kind A · utility
14Cited by
8References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 11, 1989 |
| Grant date | Dec 10, 1991 |
| Priority date | — |
| Expiry date | Dec 11, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B22/021
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Swivel comprising two bodies being rotatable with regard to each other wherein the inner body is provided with several inlet ports opening to a ring-shaped channel defined between both bodies.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.