发明名称 Top feed belt apparatus for a sewing machine
摘要 There is provided in a sewing machine, a top feed belt apparatus for pulling material in a direction of sewing. The top feed belt apparatus includes a top feed belt for contacting the material, and a tool-less, manual adjustment device for providing a tool-less, indexed, manual adjustment to a motion of the top feed belt based on an operator input.
申请公布号 US2004154508(A1) 申请公布日期 2004.08.12
申请号 US20030354504 申请日期 2003.01.29
申请人 BLOCK PAUL;LYDICK MICHAEL 发明人 BLOCK PAUL;LYDICK MICHAEL
分类号 D05B27/00;(IPC1-7):D05B27/00 主分类号 D05B27/00
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