发明授权
US5588686A Temperature responsive mechanism for controllably deadlocking a door to a door frame 失效
温度响应机构,用于可控地将门锁定到门框

Temperature responsive mechanism for controllably deadlocking a door to
a door frame
摘要:
A door locking and unlocking safety mechanism comprising a push mechanism actuator structure to be carried by the door; a single rod operatively connected with the push mechanism to be displaced by operation of the push mechanism; door latch mechanism operable to latch and unlatch the door in response to movement of the single rod; and temperature response blocking structure associated with the latch mechanism to block operation of the latch to unlatch the door, in response to a predetermined increase in ambient temperature.
公开/授权文献
信息查询
0/0