TH6402C3 - Anti theft key - Google Patents

Abstract

DC60 anti-theft key according to this invention The keyhole cover has been improved to prevent Criminals can easily break By making the surface on the sides to be spiral With at least notches Two fields opposite each other For fastening with mounting screws While the key body is in the unlocked position at the top of the keyhole ring, there is a notch (14) aligned with the opposite recess (13) to indicate the location of the recess. To enable the mounting screw to be precisely screwed into the recess and at the end of the padlock's keyhole. Will look like a spiral in Corresponding to the spiral of The side surface of the keyhole ring (11) anti-theft key according to this invention The keyhole cover has been improved to prevent Criminals can easily break By making the surface on the sides to be spiral With at least notches Two fields opposite each other For fastening with mounting screws While the key body is in the unlocked position at the top of the keyhole ring, there is a notch (14) aligned with the opposite recess (13) to indicate the location of the recess. To enable the mounting screw to be precisely screwed into the recess and at the end of the padlock's keyhole. Will look in a spiral Corresponding to the spiral of The side faces of the keyhole washers (11)

Claims (2)

1. The anti-theft padlock consists of a padlock at the top with two drilled holes to support the lock body, with a key lock bearing with a set of key combination keys built into the keyhole. There is a typical keyhole opening ring (1), a cylindrical ring with a lateral face arranged threaded (12), with two recesses (13) opposite each other. For fastening with mounting screw (15) while the key ring is in the unlocked position. At the top of the keyhole opening ring (11) there is a notch (14) aligned with the recess (13) opposite each other. To indicate the location of the recess (13) so that the mounting screw (15) can be screwed into the recess (13) precisely. And at the end of the hole Padlock key It has an internal thread (18) that corresponds to the thread (12) on the side face. Of the keyhole cover (11) 2. The anti-theft key according to item 1, the concave cavity (13), there will be a colored channel where each channel is made. The angle and the adjacent channel are right angles.