Respiratory mask including an adjustment unit
US8365735B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 2, 2009 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Apr 20, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M16/0683
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A respiratory mask includes: a mask body including a mask shell, and a mask cushion connected to a rear side of the mask shell; a front cover disposed in front of and hinged to the mask shell, and having a support arm extending upwardly; a forehead support unit having a forehead frame connected to a top end of the support arm, and a forehead pad connected to a rear side of the forehead frame; and an adjustment unit connected to at least one of the mask shell and the front cover, and operable to produce relative movements of the mask shell and the front cover so that the mask body can abut against the user's nose with an appropriate abutment pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.