发明名称 Electromechanical needle bar engaging device
摘要 An electromechanical needle bar engaging device having a latch release member normally urged by biasing means into engagement with a coupling member, to unlatch the coupling member from a needle bar drive member. The latch release member sewing machine frame supports a solenoid adjacent the latch release member, which, when activated, rotates a lever supported on the latch release member, into the path of motion of the needle bar drive member. Movement of the needle bar drive member against the lever will move the lever and the latch release member on which it is supported out of engagement with the coupling member to permit the coupling member to relatch itself with the needle bar drive member. Means are provided utilizing the solenoid as an electromagnet to retain the latch release member out of engagement with the coupling member.
申请公布号 US4098207(A) 申请公布日期 1978.07.04
申请号 US19770791116 申请日期 1977.04.26
申请人 THE SINGER COMPANY 发明人 PETERSON, WESLEY ROBINSON
分类号 D05B55/14;D05B3/02;(IPC1-7):D05B55/16 主分类号 D05B55/14
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