发明名称 |
MASK DEVICE WITH BLOWER |
摘要 |
<p>A mask device with a blower has an alarm sensor (15) for outputting a signal by detecting without contact a position (d2) of an exhaust valve (7) after its movement that corresponds to a reduction in the inner pressure of a surface body to a level lower than an external air pressure occurring in air intake. An alarm device is activated by the signal from the alarm sensor (15).</p> |
申请公布号 |
WO2008041669(A1) |
申请公布日期 |
2008.04.10 |
申请号 |
WO2007JP69175 |
申请日期 |
2007.10.01 |
申请人 |
KOKEN LTD.;KURIYAMA, SATOSHI |
发明人 |
KURIYAMA, SATOSHI |
分类号 |
A62B9/00;A62B18/10;F16K15/06;F16K37/00 |
主分类号 |
A62B9/00 |
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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