| 摘要 |
An actuation and locking mechanism for sliding prison doors or the like includes a pivotal motor assembly, a movable carriage assembly reciprocally driven by the motor assembly and carrying the door, a drop bar assembly for locking or unlocking the carriage assembly and door, control means for actuating the motor and drop bar assembly as required to open, close, lock or unlock the door, emergency release and means manually to disengage or engage the drop bar assembly and pivotal motor assembly to allow the door to be manually opened, locked opened, closed or locked closed. The components of the actuating and locking mechanism are easily installed and serviced, may be universally used for right or left hand doors with minor electrical modifications, may be readily incorporated in multiple door systems and are concealed in a fail safe mode.
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