Valve apparatus
US4913401A · kind A · utility
75Cited by
12References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 26, 1989 |
| Grant date | Apr 3, 1990 |
| Priority date | — |
| Expiry date | Jan 26, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S251/90
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve apparatus for installation in a fluid conveying conduit which is operable by deformation of valve elements to open and permit fluid flow therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.