发明名称 Sewing machine looper throw-out mechanism
摘要 A looper throw-out mechanism is provided for bodily moving the looper out of its normal operative position for servicing. The throw-out mechanism includes a looper drive shaft having the looper releasably connected thereto, an operator actuated mechanism for selectively disconnecting the looper from its drive shaft to enable free bodily movement of the looper to an inoperative position, and a locking mechanism to prevent undesirable disconnection of the looper from its drive shaft. When looper servicing is desired, the locking mechanism is released by the operator permitting the looper to be disconnected from its actuating shaft and turned to a service position removed from its operative position. Upon its return, the looper is automatically coupled to its drive shaft in an operative position.
申请公布号 US4463696(A) 申请公布日期 1984.08.07
申请号 US19820360514 申请日期 1982.03.22
申请人 UNION SPECIAL CORPORATION 发明人 STECKENRIDER, PAUL E.
分类号 D05B57/02;(IPC1-7):D05B57/32 主分类号 D05B57/02
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