Door lock has opener housing cover and drop lock guide are fabricated as a single component

摘要

A door lock housing and mechanism has a cover plate, door opener housing cover and swivel drop which engages with the housing. The swivel trap has an adjustable end-stop that for the drop trap. The door opener housing cover incorporates has a lock drop guide incorporated within the cover plate. The door opener housing cover and drop lock guide are fabricated as a single component. The drop lock guide is inclined inwards. The cover plate has a detent in the vicinity of the swivel trap.