发明名称 Method of making articles comprising two components hinged one to the other
摘要 The manufacture of two hingedly connected components of a toggle latch by simultaneously press-forming two strips of metal feeding into a multi-phased die wherein the last operation comprises the folding of lugs on a component about an end portion of the other component so that oppositely projecting bosses on that end portion becomes homed in openings in the respective lugs.
申请公布号 US4485544(A) 申请公布日期 1984.12.04
申请号 US19820350034 申请日期 1982.02.18
申请人 VAN RYSWYK, HENRICUS J. 发明人 VAN RYSWYK, HENRICUS J.
分类号 B21D35/00;B21D53/40;(IPC1-7):B23P11/00 主分类号 B21D35/00
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