Vacuum valve
US9581262B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2013 |
| Grant date | Feb 28, 2017 |
| Priority date | — |
| Expiry date | Feb 7, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6072
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A vacuum valve including a closure element (3) and a valve housing (1) with a valve opening (4) and an interior (2) in which the closure element (3) is arranged, the closure element resting against a valve seat (6) surrounding the valve opening (4) in the closed state of the vacuum valve. The valve housing (1) has a housing wall (19) made of sheet metal, the housing wall delimiting the interior (2) and being provided with a window opening (20) in order to form the valve opening (4). The valve opening (4) is surrounded by a flange ring (21) that can be connected to a connection flange (28) of a vacuum unit (27) via screw connections, the vacuum unit having an interior and being attachable to the vacuum valve. The flange ring (21) has the valve seat (6) on which the closure element (3) is placed in the closed state of the vacuum valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.