Patent ID: 6527036
Filing Date: 2003-03-04
Classification: E05D,E05Y,E06B,Y10T

Abstract:
An upward acting sectional door moveable between open and closed positions, comprising:a) a plurality of door panels in abutting relation with one another along respective horizontal joints, each said door panel having an inner surface and an outer surface, each said joint formed between an upper edge of a lower one of said door panels and a lower edge of an upper one of said door panels, said upper door panel being pivotally connected to said lower door panel by a hinge; wherein: b) said lower edge of said upper door panel includes an elongated foot extending downwardly therefrom proximate said outer surface of said upper door panel, said lower edge sloping upwardly from said foot toward said inner surface of said upper door panel; c) said upper edge of said lower door panel includes a ledge proximate said outer surface of said lower door panel for engaging said foot when said door is in the closed position, said upper edge sloping upwardly from said ledge toward said inner surface of said lower door panel; and d) said hinge comprises: i) a top member fastened to said inner surface of said upper door panel and extending substantially outward therefrom; ii) a base member fastened to said inner surface of said lower door panel and extending substantially outward therefrom; and iii) first and second links; each of said links having a first end pivotally connected to said top member and a second end pivotally secured to said base member.