Diaphragm valve for a respirator
US7882836B2 · kind B2 · utility
0Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2005 |
| Grant date | Feb 8, 2011 |
| Priority date | — |
| Expiry date | Dec 9, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7843
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A diaphragm valve is provided, in which there is improved sealing of a closing cover (15) against the valve housing (3). The seal includes a cylindrical sealing washer (25), which is connected to the valve housing (3) in one piece and into which a cylindrical wall section (18) of the closing cover (15) can be inserted with press fit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.