| 摘要 |
PURPOSE: A helmet kit for detecting danger is provided, which can be installed in a safety helmet and is easy to bed attached and detached. CONSTITUTION: A helmet kit for detecting danger comprises: a body(23) equipped with a chamber; first and second cylinders(21,22) which are installed in both ends of the chamber; first and second cylinder heads which partition the space within the chamber into a fixing unit and two variable parts; a micro channel communicating with two variable parts; and a switch projection(26) for fixing the second cylinder. If one side of the variable part is swelled by the piston motion of the second cylinder, the space of the other side of variable part is shrunk, the fluid moves to one side of the variable part, the first cylinder of the other side is moved, and an adsorption plate is fixed to the helmet. |
