REMOVABLE IDENTIFICATION KEY HEAD Russian patent published in 2023 - IPC E05B19/04 

FIELD: machining.

SUBSTANCE: to make a key (1) with a removable identification head (10), the factory head of the key (2) is cut off from the blade (3) of the key to the end (4) of the trapezoidal shape, the slope of the upper side of the end of the key blade is milled to the chamfer (5) forming the end of the blade of the key to the shape of an irregular truncated pyramid, the pin groove (6) is milled, the accuracy control test of proper moulding is performed, the blades (3) of the key are fixed in the removable identification head (10) of the key and fixed in it. Also, for cutting and forming the blade (3) of the key (1) to the desired shape of the trapezoidal end (4), chamfer (5) and pin groove (6), a guide adapter, an adapter-clamp and a press matrix are proposed, and to control the accuracy of the trapezoidal end (4), milled chamfer (5) and pin groove (6) of the blade (3) of the key is proposed.

EFFECT: key identification problem is eliminated.

14 cl, 16 dwg