Sleeve valve for an air gun having a reciprocating shuttle valve
US4503929A · kind A · utility
12Cited by
1References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 1982 |
| Grant date | Mar 12, 1985 |
| Priority date | — |
| Expiry date | Mar 18, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V1/137
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An air gun of the reciprocating shuttle type includes a split-ring sleeve valve that is expandable against the inner wall of a firing chamber. The sleeve valve encircles the shuttle body. The shuttle body and the sleeve valve include a set of air release orifices that are alignable with a corresponding set of air exhaust ports of the firing chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.