发明名称 CORE STRIP PIECE BLANK* CORE STRIP PIECE AND THESE PREPARATION
摘要 A core strip blank is characterized by the provision at its opposite edges of folds or doublers and the resultant core strip has the folded edges disposed substantially normally to the web of the core strip to provide surfaces for the securement of face sheets to the opposite folded edges of the core strip. The resultant core strip can be provided in a variety of configurations and may incorporate such openings or notches as will facilitate the deformation of the core strip into the desired configuration.
申请公布号 JPS5550919(A) 申请公布日期 1980.04.14
申请号 JP19790126716 申请日期 1979.10.01
申请人 HI I LTD 发明人 CAMPBELL JAMES R;ANSPACH ROY L
分类号 B21D47/00;B21D5/01;B21D7/00;B21D53/00;E04C2/36 主分类号 B21D47/00
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