| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a simple breathing device capable of quickly coping with the time of emergency evacuation caused by a disaster such as a fire, and securing air for an amount required before the completion of evacuation. <P>SOLUTION: The simple breathing device includes: an airtight and heat-resistant mask body 2 to be put on the face to cover at least the mouth and the nose; an airtight and heat-resistance bag body 5 which is connected to the mask body 2, has an opening/closing means 8 for opening and closing the port part 7, and is capable of enclosing the prescribed amount of air in the inside by closing the port part 7 by the opening/closing means 8; an intake valve 10 which is provided on the connection part of the bag body 5 and the mask body 2 and allows the flow of air from the bag body 5 to the mask body 2; and an exhaust valve 12 which is provided on the mask body 2 and allows the flow of air outward from the mask body 2. <P>COPYRIGHT: (C)2010,JPO&INPIT |
