Valve testing system utilizing an artificial atmosphere
US4515012A · kind A · utility
6Cited by
5References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 1983 |
| Grant date | May 7, 1985 |
| Priority date | — |
| Expiry date | Nov 25, 2003 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K37/0091
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A test system for rapid and accurate testing of valves, especially delay valves for automotive applications, includes both an apparatus and test method. This test apparatus utilizes a reference pressure to avoid calculating a barometric adjustment to a measured flow rate through such delay valves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.