发明名称 STRUCTURING PROCESS THAT STIFFENS AND PROTECTS THE SURFACE OF THIN MATERIAL WEBS
摘要 Curved material webs (1) and foils are supported by hexagonal support elements (3) and subjected to excess or negative pressure. The support elements (3) are dimensioned so that their geometry corresponds to the freely forming indentation folds (5-10).
申请公布号 HU9900710(A3) 申请公布日期 2001.01.29
申请号 HU19990000710 申请日期 1996.04.18
申请人 MIRTSCH GMBH, TELTOW 发明人
分类号 A61B17/58;A61B17/80;B21D13/04;B21D15/10;B29C49/00;B29C53/02 主分类号 A61B17/58
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