发明名称 Wire spring forming machine
摘要 This invention relates to a wire spring forming machine which consists of structure comprising endless wire feeding rollers which move continuously in a wire feeding direction and feed wire without interruption except for the cutting of each spring as it is formed and this is a substantial improvement over the prior art or general use made of segmental or rack gears which require a reversal of movement to a start position of the gears used for each increment of wire fed for each spring formed and which represents a loss of time during which the structure herein would be forming another spring.
申请公布号 US4211100(A) 申请公布日期 1980.07.08
申请号 US19780963192 申请日期 1978.11.24
申请人 SYKES, WILLARD D 发明人 SYKES, WILLARD D
分类号 B21F3/00;B21F3/02;(IPC1-7):B21F3/02 主分类号 B21F3/00
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