Patent ID: 6860127

Claim:
A weather-resistant lock apparatus comprising a lock core device that includes a lock shell and a lock core unit, said lock core unit including an inner shell received in and rotatable relative to said lock shell, a plurality of locking plates received in and rotatable relative to said inner shell, said locking plates cooperating to form a keyhole of said lock core unit, a first locking unit operably associated with said locking plates for locking said inner shell against rotation relative to said lock shell in a locking state of said locking plates, and for unlocking said inner shell for rotation relative to said lock shell in an unlocking state of said locking plates, a latch actuator coupled to said inner shell, and a plurality of spacer plates, each of which is disposed between an adjacent pair of said locking plates, wherein said spacer plates are made of a material with a hardness less than that of said locking plates.