Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Knob type directional coded anti-theft lock with lock cylinder for door
The invention provides a knob type directional coded anti-theft lock with a lock cylinder for a door. The anti-theft lock is designed with a base plate with two side edges; the lock cylinder is mounted on the base plate; a side locking piece is designed; a frame is arranged; an upper fixed block, a lower fixed block and inner inserts are arranged in the frame and connected and fixed by use of screws; a plurality of knob holes are formed in the end face of the upper fixed block; knobs are embedded into the knob holes and connected with a round rod; the lower end of the round rod passes through a cylinder and is fixed by use of a screw; 5 small projections are distributed on the peripheral part of the cylinder without a blank portion; each small projection is so long that the knob can be turned to the joint surface of the side locking piece and goes into a long groove by about 3mm; a transverse line mark corresponding to the position of each knob is formed. The knob type directional coded anti-theft lock with the lock cylinder for the door is provided with changeable codes so that a theft cannot open the door; the lock cylinder does not need to be changed frequently, dual safety burglary prevention is realized, and only locking codes and unlocking codes need to be remembered; the anti-theft lock is used for safety burglary prevention for a safe case, is firm and durable, pickproof and sawing-resistant, and convenient, safe and reliable to use, and has a dual-lock function.
Knob type directional coded anti-theft lock with lock cylinder for door
The invention provides a knob type directional coded anti-theft lock with a lock cylinder for a door. The anti-theft lock is designed with a base plate with two side edges; the lock cylinder is mounted on the base plate; a side locking piece is designed; a frame is arranged; an upper fixed block, a lower fixed block and inner inserts are arranged in the frame and connected and fixed by use of screws; a plurality of knob holes are formed in the end face of the upper fixed block; knobs are embedded into the knob holes and connected with a round rod; the lower end of the round rod passes through a cylinder and is fixed by use of a screw; 5 small projections are distributed on the peripheral part of the cylinder without a blank portion; each small projection is so long that the knob can be turned to the joint surface of the side locking piece and goes into a long groove by about 3mm; a transverse line mark corresponding to the position of each knob is formed. The knob type directional coded anti-theft lock with the lock cylinder for the door is provided with changeable codes so that a theft cannot open the door; the lock cylinder does not need to be changed frequently, dual safety burglary prevention is realized, and only locking codes and unlocking codes need to be remembered; the anti-theft lock is used for safety burglary prevention for a safe case, is firm and durable, pickproof and sawing-resistant, and convenient, safe and reliable to use, and has a dual-lock function.
Knob type directional coded anti-theft lock with lock cylinder for door
LU SHAOZHANG (Autor:in)
15.04.2015
Patent
Elektronische Ressource
Englisch
IPC:
E05B
LOCKS
,
Schlösser
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