发明名称 Method of preparing a section for an overhead door
摘要 A novel overhead door section system and method, the section including a section facing fabricated from a high tensile steel and secured to a novel end stile and center stile. The end stile includes an angle support secured therein. The angle support clamps an end of the section facing against a front face of the end stile and is secured to ribs in the section facing and to a side wall of the end stile. A novel back facing and method provide additional strength to the panel and may also enclose an insulative layer inside the panel.
申请公布号 US4347653(A) 申请公布日期 1982.09.07
申请号 US19810246805 申请日期 1981.03.23
申请人 MARTIN OVERHEAD DOOR AND ELECTRONICS COMPANY 发明人 MARTIN, DAVID O.;MARTIN, LAWRENCE G.
分类号 E06B3/48;(IPC1-7):B23P19/00 主分类号 E06B3/48
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