Patent ID: 6886379
Filing Date: 2005-05-03
Classification: E05B,Y10S,Y10T

Abstract:
1. A method of installing a door lock apparatus to a door, comprising: providing a trim plate securable to the outside of the door; providing a cylindrical lock apparatus including a latchbolt, a lock body having a retractor for said latchbolt, a spindle inwardly extending from said lock body and coupled to said retractor for unlatching said latchbolt upon rotation of said spindle when said retractor is coupled to said latchbolt, and a handle removably securable to said spindle for rotating said spindle when secured; providing a cylinder lock including a housing and a cylinder actuable for rotation in said housing, and a cam secured to said cylinder and rotatable therewith; securing said lock body with said spindle extending therefrom and said cylinder lock to said trim plate with said cam coupled to said retractor for unlatching said latchbolt upon rotation of said cylinder when said retractor is coupled to said latchbolt; installing said latchbolt to the door; installing the secured-together trim plate, lock body and cylinder lock to the door by securing said trim plate to the outside of the door with said retractor coupled to said latchbolt; and securing said handle to said spindle.