Patent ID: 7793600
Filing Date: 2010-09-14
Classification: E05D,E05G,E05Y,E06B,Y10T

Abstract:
1. A security door construction having opposing side portions and comprising: an offset hinge assembly on one side portion of said security door construction; a door having a top and a bottom, an inside and an outside, a closing edge and being slidably movable in a slide motion between an open position and a closed position; a door frame having a top, a bottom, a closing style and an upright against which said door closes, said upright being located on the opposite side portion of said security door construction from said offset hinge assembly, and a door slot for slidingly receiving said closing edge of said door when said door moves into the closed position and for slidingly releasing said closing edge of said door when said door moves to the open position; wherein said door is mounted behind said door frame on said offset hinge assembly, said offset hinge assembly being located behind said door in a space protected by said door, said offset hinge assembly further comprising: a rotatable handle mounted on the outside of said door for opening and closing said door, said handle having a link located behind said door for reacting against said offset hinge assembly to cause said door to slide left or right when said handle is rotated.