To provide a cylinder lock capable of resetting a key.
The cylinder lock capable of replacing the key includes: a plug fitted to be rotated in a casing; and a wafer fitted to be moved between a locking position preventing the turn of the plug and an unlocking position enabling the turn while being penetrated to the plug. When an upper normal-position pin is positioned normally between a first tumbler and a second tumbler, the upper normal-position pin is rotated to a third tumbler together with the first tumbler and the second tumbler, and the upper normal-position pin and a normal-position pin are positioned normally between the second tumbler and the third tumbler, and rotated to the first tumbler together with the second tumbler and the third tumbler.
YANG JU-LIN
LIU CHENG-CHUNG
LEE KUN-CHEN
SHYU SONG-GEN
KUO CHING-CHUAN
