| 摘要 |
The invention includes a first bobbin that supplies a first yarn, a second bobbin that supplies a second yarn, and a third bobbin that supplies a third yarn. Additionally, the invention includes a guide that guides the first and second yarns so that they are substantially parallel to each other, and a combining device the combines and twists the parallel disposed first and second yarns with the third yarn. The invention enables the manufacture of a two-ply cord having a filler yarn therein, in a single step, and also allows more cord to be manufactured within a specified time period.
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