Patent ID: 7963436
Filing Date: 2011-06-21
Classification: A47G,E05B,E05C,E05G,E06B,Y10T

Abstract:
1. A cluster box mail delivery unit comprising: an enclosure comprising two sidewalls, a top wall, a bottom wall, a front face, and a back face; a rectangular door frame mounted to the front of the enclosure having a first vertical side and a second vertical side, with the first vertical side having a first frame hinge structure along the entire first vertical side formed with an interfitting upright extrusion having a complexly curved groove; a first door assembly mounted on the front face of the enclosure having a inner edge and an outer edge, with the outer edge forming a first door hinge structure along the entire outer edge that includes a curved formation capable of extending into the complexly curved groove of the first frame hinge structure when mounted on the enclosure, wherein: at least one compartment door within the first door assembly.