| 摘要 |
<p>A locking device for doors and the like comprising a housing (1) containing a securing plate (8) and ratchet means (19, 20) cooperating therewith to optionally retain the securing plate in locked position. The securing plate is pivotable about a spindle (10) and arranged to be moved between open and closed position by the bolt and to remain in one or other of these positions. According to the invention the device also includes an indicator in the form of a cam (11) with a pin, designed to cooperate with the securing plate in sensing the position of the bolt in relation to a limit breaker or the like when the securing plate is in closed position.</p> |
