Locking structure i.e. lock, has aluminum casing including engaging portion and two guide portions for guiding insertion or retraction of bolt in opening of front plate, and back plate including through hole for mounting on casing

摘要

The structure i.e. lock has a front plate (22) defining an opening (223) and a through hole (221). A bolt (23) defines a housing and extends through the opening of the front plate. A spring is received in the housing to be engaged with the bolt. An aluminum casing (25) defines two open ends (251, 252), and includes an engaging portion (254) and two guide portions (253) for guiding insertion or retraction of the bolt in the opening of the front plate. A back plate includes another through hole (262) for mounting on the casing using a screw (211) attached to the engaging portion.