发明名称 METHOD OF MANUFACTURING A TIRE, COVER RUBBER PRESSING DEVICE ADAPTED FOR CARRYING OUT THE MANUFACTURING METHOD AND TIRE
摘要 A method of manufacturing a tire having first color characters or lines on at least one side wall part, includes the steps of stamping a second color side wall rubber and a first color side wall rubber on the side face of a carcass member formed in a toroidal shape by winding, a plurality of turns, a continuous second color rubber ribbon and a continuous first color rubber ribbon thereon, stamping a second color cover rubber on the outsides of the side wall rubbers by winding a rubber sheet whereon one turn in an annular shape, and molding a green tire, whereby the use of a large extrude can be eliminated, different types of tires can be efficiently manufactured since a size switching can be easily performed, the accuracies of the shape and the dimensions of the members thereof can be increased, the uniformity and the tire balance thereof can be increased, and the sharp profile of the first color characters or lines can be assumed, thus eliminating problems associated with the appearance. <IMAGE>
申请公布号 EP1555114(A1) 申请公布日期 2005.07.20
申请号 EP20030758827 申请日期 2003.10.23
申请人 BRIDGESTONE CORPORATION 发明人 OGAWA, YUICHIRO
分类号 B29C47/00;B29D30/72;B60C13/00;B60C13/04;(IPC1-7):B29D30/72;B29C47/08;B26D1/38;B29K21/00;B29L30/00 主分类号 B29C47/00
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