KEY AND STORAGE key for the security lock double-bit TYPE

摘要

1. The key lock or key blank for a double-bit key, comprising an elongated body (9) with a part (11) carrying two opposite projecting portions similar to the flag (12) from the outer edges (8), designed to interact with a plurality of safety plates or the grooves (7) of the lock mechanism with a double-bit, - wherein a key or key blank has in its body (9), at least one through hole (25) whose axis is directed in a direction transverse, and preferably substantially orthogonal to the longitudinal direction the body (9); u within said opening (25) is mounted floating element (24) which is freely movable relative to the body (9) of the key between two extreme positions in the direction of the axis (25a) of said opening (25), - wherein the floating member (24 ) is adapted to cooperate with the mechanism (100) of the rotary cylinder forming a portion of said lock in order to allow the key to turn within the lock, the key or key blank is characterized in that the floating member (24) has a substantially cylindrical body, coaxial with the an opening (25) formed in the key body (9) with double borodkoy.2. Key or key blank according to claim 1, characterized in that the substantially cylindrical body of said floating element (24) has two enlarged end heads (241, 242) which interact with at least one stop surface (250) formed on the wall of said hole (25) in an intermediate position between the enlarged end heads (241, 242) in order to determine the above two extreme positions of the floating member (24) through selective for