Patent ID: 7574880

Claim:
A key lock structure arranged in a mechanical key lock device, comprising: a casing, a sliding base disposed in the casing; the sliding base having a plurality of elongation arms parallel to one another, a plurality of slots arranged with the elongation arms in a alternate manner, a plurality of stop portions disposed in the respective slots, and a tongue portion and a manual push portion together extended from front ends of the elongation arms; wherein the tongue portion is extruded from a front portion of the casing, the manual portion is extruded from a top face of the casing; an orientation frame arranged on a bottom face of the sliding base and enclosing the slots; and a plurality of code-locked keystroke bodies penetrating the respective slots and the orientation frame; each of the code-locked keystroke bodies having a first slit formed on a lateral side thereof and a sliding member disposed in a inner portion thereof; wherein the sliding member has an extrusion portion exposed out the respective code-locked keystroke body via the respective first slit and further blocked by the respective stop portion.