Totally mechanical, key-less, high security lock.

摘要

Totally mechanical, key-less High Security lock, consisting of a unitary assembly made up of 1 a combination device, 2 a fastening system and 3 an alarm system. The combination device is characterized by being formed of: A an external plate housing the control buttons bearing the pin-holder discs on the inner part; the handle for moving the moveable plate from the outside, and, the outside knob of the fastening system. B A moveable plate on the inside of which are located the combination selector discs, and on its other side, the locking plate of the fastening system. IMAGE