发明名称 |
Emergency mask |
摘要 |
The disclosed emergency mask comprises a hood, a face piece in the hood for respiration, and a canister-holder secured to the outer surface of the hood and communicating with the face piece. The canister-holder has an inlet opening to hold a canister containing antidote and check valves to prevent the user's expiration from entering the canister.
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申请公布号 |
US4677976(A) |
申请公布日期 |
1987.07.07 |
申请号 |
US19840594973 |
申请日期 |
1984.03.27 |
申请人 |
TOYO CCI KK;FUJINUMA KATSUMI |
发明人 |
FUJINUMA, KATSUMI;TAKASE, TSUNEYOSHI;HAYASHI, YORIYUKI |
分类号 |
A62B18/04;A62B23/02;(IPC1-7):A62B7/00 |
主分类号 |
A62B18/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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