Patent ID: 8371146

Claim:
A track fitting garage door locking apparatus for preventing unauthorized displacement of a garage door employing a plurality of wheels rotatably interfitted along a guide track that is anchored to a support surface, said track fitting garage door locking apparatus comprising: a male block; an internal housing provided with a key hole formed therein, said internal housing being disposed within said male block; a locking mechanism coupled to said internal housing and detachably coupled to said male block; a worm screw coupled to said internal housing, said worm screw being adapted to pass through an opening of the guide track; a static female block adapted to be permanently and statically affixed to the guide track such that said female block is adapted to be maintained at a fixed position relative to the guide track, said female block including an axial bore aligned with said worm screw; and a key interfitted within said key hole and thereby actuating said locking mechanism to a locked position such that rotational articulation of said male block causes simultaneous rotation of said internal housing and said worm screw; wherein said male block is reciprocated towards and away from said female block as said male block, said worm screw and said internal housing are simultaneously articulated in a corresponding direction; wherein said male block is partially inserted into said female block when said worm screw is inserted into said axial bore of said female block such that said worm screw is entirely contained within said male and female blocks respectively.