To provide a manufacturing method which enables the easy and inexpensive manufacture of an annular concentrically twisted bead cord in a balanced manner, and to provide a temporary fastening tool used therefor.
In the method for manufacturing the annular concentrically twisted bead cord 2, one or a plurality of sheath layers are formed by spirally winding a side wire 12 around an annular core 11. When the side wire 12 is spirally wound around the annular core 11, the side wire 12 is spirally and annularly wounded previously a plurality of times on the annular core 11, the temporary fastening tool 61 having an engaging piece 63 projecting outward in the radial direction is mounted to a start end portion 12a of winding for the side wire 12, and the engaging piece 63 of the temporary fastening tool 61 is inserted between the side wires 12 wound the plurality of times to hold.
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| JP08118515 | BEAD FILLER MOLDING MACHINE |
Wakahara, Hitoshi
TOCHIGI SUMITOMO DENKO KK
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