Air valve
US4513771A · kind A · utility
13Cited by
4References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 1983 |
| Grant date | Apr 30, 1985 |
| Priority date | — |
| Expiry date | Nov 7, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6096
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An air valve is disclosed having a valve plate with a snap-in lever-bearing at one end and a similar lever-bearing at the opposite end or optionally a snap-in bearing without a lever at the latter end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.