Strap fastening system for a disposable respirator providing improved donning
US9642403B2 · kind B2 · utility
9Cited by
169References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 2008 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Sep 15, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B23/025
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A disposable respirator has a strap fastening system that facilitates ease of donning and comfort during wear. More specifically, the respirator includes a pull-strap fastening component and a strap configuration that provides a tight seal over the mouth and nose of the user, yet be easily donned and comfortable to wear.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.