Safety drug cabinet

Claim 1

A safety drug cabinet comprising a housing having top, bottom, rear and side walls and an open front, a door hingedly secured to said bottom wall for closing said opening said door having a front face and a rear face and combination lock means for locking said door in closed position, said combination lock means comprising a front bracket secured to said front face, a rear bracket secured to said rear face, a plurality of rotatable shafts extending through said door and said rear bracket, a latch having a round portion and a flat portion, said latch being secured to one end of each of said shafts behind said rear bracket, a disk secured to the other end of each of said shafts, said top wall having a downwardly extending flange, said latching member being operable by rotating said shaft to engage the round portion with said flange, whereby said door will be in locked position and to disengage said latch from said flange to place the door in an unlocked position, each of said disks being inscribed with marks dividing the disk into three segments, a cover plate secured to said front bracket positioned to obscure two of said segments while exposing the third of said segments, each of said third segments being aligned with each said flat portion of said latch and having markings indicating an open position of said combination lock, when said wheel segments are exposed, a plurality of pressure-sensitive adhesive disks secured to toothed wheels, said disks having three segments marked thereon, one of each of said disk segments bearing a predetermined marking corresponding to a respective segment marking on said toothed wheel indicating an open position of said latch, and resilient detent strips secured to said bracket and engaging with said toothed wheels for retaining said wheels in a desired position.