Positive pressure breathing assembly and demand regulator therefor
US5000174A · kind A · utility
7Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1989 |
| Grant date | Mar 19, 1991 |
| Priority date | — |
| Expiry date | Oct 3, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63C2011/2254
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
There is diclosed a self-contained breathing assembly of the positive pressure type including a remotely positioned improved pressure demand regulator for substantially instantaneous response for breathing air having reduced operating parts substantially reducing potential breakdown and wherein there is provided a gas flow disconnect assembly between the user face mask and gas flow conduits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.