A DOOR OPENING AND SHUTTING CONTRIVANCE FOR BUILDING

A DOOR OPENING AND SHUTTING CONTRIVANCE FOR BUILDING

A door switching device for a building including a secondary lock is provided to more adamantly maintain the locked state of door by locking an exit with a door locker which is a main locker and the secondary lock as the same time. A door switching device for building comprises: a door(3) installed...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: BAE, JONG SIK
Format: Patent
Sprache:eng
Schlagworte:
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS
FIXED CONSTRUCTIONS
KEYS
LOCKS
SAFES
WINDOW OR DOOR FITTINGS
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Beschreibung
Zusammenfassung:A door switching device for a building including a secondary lock is provided to more adamantly maintain the locked state of door by locking an exit with a door locker which is a main locker and the secondary lock as the same time. A door switching device for building comprises: a door(3) installed in a door frame(1) to be opened and closed with in a hinge type; a direction diverter(12) installed in the door switching device to be interlocked by controlling an outer and inner grip; and a door locker(6) opening and canceling the exit according to the operation of the direction diverter at the exit besides the door locker one side.