Patent ID: 6474121
Filing Date: 2002-11-05
Classification: E05B,Y10T

Abstract:
In a locking system constituted by a housing, a slider provided in said housing and having a plurality of opened grooves into which magnetic lock pins are inserted, and a pair of plates provided in said housing so that a magnetic card key can be inserted between said plates, said system being further constituted by;a lock setting changing unit for changing lock setting of said locking system comprising: a disc capable of rotating to change magnetic lock setting, said disc being inserted into at least one circular recess portion of said slider; and engagement means provided in said disc so as to prevent a setting tool from being relieved from said disc in the middle of changing said magnetic lock setting; wherein said setting tool is inserted into a center hole of said disc, said disc is rotated by said setting tool so that said magnetic lock setting is changed into a new magnetic lock setting position, and said setting tool is allowed to be relieved from the disc after said magnetic lock setting is changed.