Respiratory mask and method of making thereof
US6016804A · kind A · utility
296Cited by
10References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 22, 1998 |
| Grant date | Jan 25, 2000 |
| Priority date | — |
| Expiry date | Oct 22, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B18/10
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A facepiece insert and facepiece combination suitable for use as a respiratory mask. The respiratory mask may be combined with air purifying cartridges or breathable gas sources such as oxygen reservoirs. The insert is molded flat with living hinges, and the facepiece body is molded onto the insert in sealing engagement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.