Patent ID: 8186727
Filing Date: 2012-05-29
Classification: E05B,Y10T

Abstract:
1. A door lock comprising: a bolt having a first plurality of teeth disposed on an exterior surface of said bolt at end thereof being opposite to an end of said bolt engaging a door jamb along a longitudinal axis of said door lock, a rotator gear having a center aperture formed through a thickness thereof and a second plurality of teeth disposed on an exterior surface of said rotator gear and operatively meshing with said first plurality of teeth so that said bolt moves reciprocally between a partially extended position and a fully extended position during rotation of said rotator gear, a bushing having an axial cavity, a peripheral flange disposed at one end of said bushing and extending outwardly from an exterior surface thereof, said exterior surface of said bushing sized so as to be received within said central aperture of said rotator gear, and an axial bore disposed in said one end of said bushing, a compression spring having one end thereof seated in said axial bore, and a T-coupler having a portion thereof disposed normal to said longitudinal axis, and a T-shaped slot disposed in an exterior surface of said portion.