| 摘要 |
<p>There are a cover or top or door (2) provided with a circular opening (5), a cylindrical block (6) intended to be inserted in said circular opening (5) and containing a free-wheel (7) fastened thereto, the shaft (24) of which is fastened to a timer (26), means (22) for locking the cover or door to the safe body (1) and means (29) for retaining in an angular position said cylindrical block (6) once it has been rotated for winding up the timer (26) in order to keep the latter in a wound condition until said retaining means (29) are released.</p> |
