Patent ID: 6918501
Filing Date: 2005-07-19
Classification: B65D

Abstract:
1. A strengthened door installed on an opening frame which is mounted around an opening in a blast-resistant cargo container, comprising: a door panel having an upper side, a lower side, a first vertical side and a second vertical side, wherein the upper side and the lower side of said door panel are configured to be securely connected to an upper frame and a lower frame of said opening frame, respectively, such that said door panel is configured to slide on said upper frame and said lower frame, wherein the first vertical side of said door panel is configured to be securely connected to a first vertical frame of said opening frame, wherein the second vertical side of said door panel is configured to be securely connected to a second vertical frame of said opening frame, wherein the second vertical frame comprises a free end and a fixed end, the free end being configured to be translatable and rotatable relative to the fixed end to securely close said door panel, and wherein the door panel is moveable to be opened or closed in a sliding motion and all four sides of the door panel are securely connected to said opening frame in a closed position by hook mechanisms.