| 摘要 |
A security door construction is disclosed. The door construction comprises a door (16) and a door frame (12), wherein the door (16) is mounted behind the frame (12) on an offset hinge assembly (26, 22). The hinge assembly is located in the space protected by the door (16) and having a door hinge (22) fixed to a frame hinge (26). The upright of the frame opposite the hinge has a door slot (14) capable of receiving the closing edge of the door (16), which upon closing slides into the door slot (14) and upon opening slides out of the door slot (14). A rotatable handle (36) for opening and closing the door (16) is provided, the handle (36) having a link which reacts against the offset hinge (26, 22) assembly causing the door (16) to slide left or right when the handle (36) is rotated. |
