Title:
GAS DEFENSE RESPIRATOR
Document Type and Number:
WIPO Patent Application WO/2004/105882
Kind Code:
A1
Abstract:
This invention relates to a gas defense respirator. The respirator comprises a respirator body (1), there are an inhalation inlet (3) and an exhalation outlet (4) on the body (1), one or more diaphragms (5) made of elastic material are provided on the inhalation inlet (3) and the exhalation outlet (4), the diaphragms (5) are provided with a cut (6). Said cut (6) is a radiating cut.
Inventors:
YANG DONGZUO (CN)
Application Number:
PCT/CN2003/000449
Publication Date:
December 09, 2004
Filing Date:
June 09, 2003
Export Citation:
Assignee:
YANG DONGZUO (CN)
International Classes:
A62B7/04; A62B18/02; (IPC1-7): A62B18/02
Foreign References:
| GB2072516A | 1981-10-07 | |||
| US5411021A | 1995-05-02 | |||
| CN2149929Y | 1993-12-22 |
Attorney, Agent or Firm:
Advance I, China Law Office P. (Suite 918-920 9/F., Dong Shan Plaza, No.69
Xianlie Central Road, 5 Guangzhou City, Guangdong Province, CN)
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