Unidirectional flow limiter
US4171007A · kind A · utility
22Cited by
10References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 3, 1977 |
| Grant date | Oct 16, 1979 |
| Priority date | — |
| Expiry date | Mar 3, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87563
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Unidirectional flow limiter housed in a union between a pipe and a user apparatus, comprising a first channel, a second channel, a flow reduction member between the two channels, a third channel, and a non-return valve in the third channel constituted by a deformable annular member placed concentrically about one of the first or second channels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.