| 摘要 |
PURPOSE: An apparatus for sensing the end point of divided/rolled thread is provided to prevent defective back stitching using digital technology. CONSTITUTION: An apparatus for sensing the end point of divided/rolled thread comprises: a bobbin(100) with a first chamber, a second chamber, and a ninth chamber with a middle flange, in which signal is printed; and a sensing unit(200) mounted forward the bobbin to read the printed signal.
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