DOOR LOCK CAPABLE OF PREVENTING BEING OPENED BY BREAKING AND TECHNOLOGY

The utility model relates to a door lock capable of preventing being opened by breaking and technology. In the course of locking, a cylinder bolt on the top of a cone on a lock body is inserted in the bolt hole of a lock catch box. The bolt of a screw is screwed and combined with a screw nut in the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MENG ZHONGMIN, MENG HUANZHANG, MENG XIAOMIN ET AL
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES THEREFOR FIXED CONSTRUCTIONS HANDCUFFS KEYS LOCKS SAFES WINDOW OR DOOR FITTINGS
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