Regulating vacuum valve
US6994311B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2003 |
| Grant date | Feb 7, 2006 |
| Priority date | — |
| Expiry date | Jan 26, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/3367
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A regulating vacuum valve comprises a valve body with a through-channel a closure member which is adjustable over a control path between a closed position of the regulating vacuum valve in which it contacts a valve seat and closes the through-channel and an open position of the regulating vacuum valve in which it is raised from the valve seat, an adjusting device which has a drive unit for adjusting the closure member over the control path, a carrying unit which carries the closure member and is supported so as to be displaceable relative to the closure member. The carrying unit is arranged in the through-channel and is secured to the valve body, and the carrying unit has a chamber which is sealed relative to the through-channel and in which the adjusting device or at least a portion thereof is arranged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.