Respirator system including convertible head covering member
US8534279B2 · kind B2 · utility
28Cited by
33References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2009 |
| Grant date | Sep 17, 2013 |
| Priority date | — |
| Expiry date | Feb 4, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B18/045
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A headgear article includes a head covering member that has an opening formed therein. A panel is disposed over the opening and is removably attached to the head covering member. A respirator system is also disclosed that includes the headgear article and further including a visor and defining an interior zone. The respirator system also includes a clean air supply system having an inlet configured for connection to a source of clean air and an outlet disposed within the interior zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.