Protective respirator hood with inner and outer bibs
US4619254A · kind A · utility
48Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 1984 |
| Grant date | Oct 28, 1986 |
| Priority date | — |
| Expiry date | May 29, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B17/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A head mounted, protective respirator hood is improved by the addition of an inner bib structure. Embodiments of the improved hood for use with half or full face respirator masks as well as for use as a supplied air respirator hood are disclosed. An elasticized opening through the inner bib adapting the improved hood structure for mounting to a variety of different face masks is described. The use of a rigid neck ring to attach the inner bib to the neck opening of a protective suit is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.