| 摘要 |
<p>An actuator (1, 101) housed inside a casing and having, associated with it, a member (3, 103) movable with a translational movement for connection to a frame or to the like is characterized in that it comprises means (7, 107) for selectively blocking said movable member (3, 103), able to operate beyond a predetermined threshold temperature, blocking said movable member (3, 103) by means of interlocking engagement.</p> |
