Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention discloses an emergency unlocking device. The front end of the outer surface of a central shaft is provided with a spring, a fixed shaft which is a hollow tube is arranged outside the spring and matched with a lock stopper, the lock stopper is arranged at the rear end of the outer surface of the central shaft, the position matched with the fixed shaft, of the front portion of the lock stopper is provided with a third pin, the position matched with the lock stopper, of the rear portion of the fixed shaft is provided with a chute, and the third pin is arranged in the chute. The emergency unlocking device achieves automatic opening and closing of a lock body through the guiding role of the chute during unlocking and locking operations, thereby saving time.
The invention discloses an emergency unlocking device. The front end of the outer surface of a central shaft is provided with a spring, a fixed shaft which is a hollow tube is arranged outside the spring and matched with a lock stopper, the lock stopper is arranged at the rear end of the outer surface of the central shaft, the position matched with the fixed shaft, of the front portion of the lock stopper is provided with a third pin, the position matched with the lock stopper, of the rear portion of the fixed shaft is provided with a chute, and the third pin is arranged in the chute. The emergency unlocking device achieves automatic opening and closing of a lock body through the guiding role of the chute during unlocking and locking operations, thereby saving time.
Emergency unlocking device
HE ZHONGFA (Autor:in)
29.04.2015
Patent
Elektronische Ressource
Englisch
IPC:
E05B
LOCKS
,
Schlösser
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