发明名称 |
ANDNINGSANORDNING |
摘要 |
A respirator comprising a hood and visor adapted to protect a wearer against an undesirable substance and so closely to fit and envelop the wearer's head as to be susceptible of being worn underneath a helmet, the visor being formed to accommodate an oronasal mask and the respirator having purge gas supply means for maintaining a positive pressure within the respirator and for washing over the visor in visual regions thereof as well as breathing gas supply means. |
申请公布号 |
SE432197(B) |
申请公布日期 |
1984.03.26 |
申请号 |
SE19770005575 |
申请日期 |
1977.05.12 |
申请人 |
THE SECRETARY OF STATE FOR DEFENCE IN HER BRITANNIC MAJ.. |
发明人 |
1)C B * BOLTON;2)A J * MILES;3)R E * SIMPSON |
分类号 |
A62B18/04;B64D10/00;(IPC1-7):62B17/04 |
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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