Patent ID: 6408662
Filing Date: 2002-06-25
Classification: E05B,E05C,Y10T

Abstract:
A locking device with a key-operated lock comprising:a cylindrical member having a front open end and a rear end, locking means rotatably supported on said rear end of said cylindrical member, said locking means having a locking bar and a rotatable engagement member connected with respect to said locking bar, said engagement member being rotatable to turn said locking bar into a locking or an unlocking position, a key-operated disk tumbler lock, a cap cylinder casing said disk tumbler lock therein, said cap cylinder with said disk tumbler lock being detachably accommodated in said cylindrical member through the front open end, and a locking operation member provided independent from said cap cylinder for engaging with and rotating said engagement member to turn said locking bar into locking or unlocking position, wherein said cylindrical member has an engagement recess on its inner surface, said cap cylinder has a peripheral surface, and said disk tumbler lock has a lock pin capable of protruding through said peripheral surface and fitting in said engagement recess when said disk tumbler lock is set.