发明名称 Stock lifter
摘要 A stock lifter for supporting and guiding strip stock materials during progressive die operations, and wherein the stock lifter has an annular groove adjacent its upper free end for supportingly receiving and guiding strip stock material. Shoulder means is provided along the body of the stock lifter for engagement of a hold-down fastener means therewith in mounting the stock lifter in a supporting die. The annular nature of the groove of the stock lifter permits the stock lifter to be installed with a hold-down fastener located at any point around the periphery of the stock lifter, thus allowing the supporting die member to be formed of reduced width and therefore a savings of material and attendant costs.
申请公布号 US4282736(A) 申请公布日期 1981.08.11
申请号 US19800130113 申请日期 1980.03.13
申请人 BLUE RIDGE INDUSTRIAL TECHNOLOGIES, INC. 发明人 MASHBURN, HARRY G.
分类号 B21D43/02;(IPC1-7):B21D45/00 主分类号 B21D43/02
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