| 摘要 |
PURPOSE: A respiratory device for a rescue work is provided to simplify the structure thereof and to send a rescue signal by automatically blowing a whistle. CONSTITUTION: A respiratory device for a rescue work comprises a container (2), inhalation devices (9), a first filter (10), a second filter (11), an isolation member (12), a third filter (13), a fourth filter (14), a support member (15), an inlet valve (16) which is combined with the upper part of the support member and is opened and closed, a housing (17) which is combined with the upper part of the container, an inhalation and exhalation exchange room (33) which is formed between the inlet valve and the housing, a mouthpiece (4) which protrudes from the upper surface of the housing and is connected to the exchange room through a pore (24), an exhaust valve (26) which is formed on the upper surface of the housing and is opened and closed, and a lid which is detachably combined with a coupling groove (19) which is formed on the top of the container. |
