\"Programmable lock without key. This invention relates to a lock time for not possessing kernel keys as in a conventional padlock.Its constructive form is similar to the conventional, but has no kernel of keys.Which was replaced by a set of floating cylindrical pins (7) strategically ...
Key-based access control retains many advantages of mechanical security, notably the range of cylinders which manufacturing facilities need. It supplements this with added convenience for users: Instead of wasting time looking for the right key, or carrying large bunches, a user’s e...
A programmable cylinder lock includes a stator and a cylindrical rotor, mounted therein for rotation around its own axis, has a keyhole, and comprising inside the rotor key followers movable along the
Lock programmable for different keys - has split tumblers with alternative positions corresponding to key patternsThe lock or padlock may be operated by more than one key, and different locks may be opened by a common "master" key as used in hotels. Concentric cylinders are prevented from ...