发明名称 METHOD FOR PRODUCING A RING-SHAPED OR PLATE-LIKE ELEMENT
摘要 The invention relates to a method for producing a ring-shaped or plate-like element, in particular for a metal-sealing material-feedthrough, in particular for devices which are subjected to high pressures, preferably igniters for airbags or belt tensioning devices, whereby a blank, especially in the embodiment of a wire-shaped material is provided and the blank is subjected to processing so that a feedthrough-opening can be incorporated into a ring-shaped or plate-like element created from the blank.
申请公布号 US2012067099(A1) 申请公布日期 2012.03.22
申请号 US201113234687 申请日期 2011.09.16
申请人 HARTL HELMUT;PFEIFFER THOMAS 发明人 HARTL HELMUT;PFEIFFER THOMAS
分类号 B21D43/28 主分类号 B21D43/28
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