Remotely manipulatable valve
US4917141A · kind A · utility
7Cited by
8References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 1988 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Oct 5, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7668
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
It comprises on a pipe, a body (1), an internal assembly (20), an actuator (70) and a holding assembly (40). These various parts can be easily locked and released by standard tools and can be extracted or refitted by simple translation. Positioning and centring devices for the different assemblies are provided. Application to valves in contaminated environments, particularly in the nuclear and chemical industries.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.