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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0140800 (1988-01-05) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 5 인용 특허 : 6 |
An improved respirator system which protects the head of the operator while allowing excellent visibility and improved breathing conditions in a contaminated environment is disclosed. The system includes a hose mask with facepiece having a lens which provides improved visibility to both sides, as we
A respirator system to provide air to an operator in an enclosed work environment such as an automobile body shop having side walls bounded at the upper and lower end portions by a ceiling and a floor respectively, wherein the operator is able to move freely within said enclosed environment and to c
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