| 摘要 |
<p>PURPOSE:To obtain a compact device by quickening switching operation of a passage of an air to be treated and a recovered air and prolonging service life of an actuator for switching. CONSTITUTION:A shape memory alloy spring 3 used as the actuator is connected serially to a electric source 4 for a heater 2 for reproducing a dehumidifying element and is heated by the use of self-heat generation.</p> |
