There is provided an oro-nasal mask for use in a respirator, comprising a resilient material which mask is capable of recovering its original shape on release from a collapsed. A compact, emergency respirator including the mask is also provided.
申请公布号
GB2419822(A)
申请公布日期
2006.05.10
申请号
GB20060003600
申请日期
2004.09.01
申请人
THE SECRETARY OF STATE FOR DEFENCE
发明人
MICHAEL ROBERT DENNIS;CHRISTOPHER JOHN HINDMARSH;LAURENCE ANTHONY PEARS;JAMES NIGHTINGALE
