Manufacturing method of wheel

申请号 JP26045884 申请日 1984-12-10 公开(公告)号 JPS60151102A 公开(公告)日 1985-08-09
申请人 Topy Ind Ltd; 发明人 OOSAWA SHIGERU; SHIBUSAWA KATSUJI;
摘要 PURPOSE:To make a rim and a disc being dissimilar in material settable, by installing a projection part for rim engagement in the outer circumferential part of a disc, while fitting the inner circumferential surface of the rim in this projection part with a rim flange part. CONSTITUTION:A rim 1 is set to a shoe link block 4 in making a flange 1a upside, while a disc 2 is fitted in an inner circumferential surface of the rim 1 with a fitting part 2b placed downside. Then, an upper surface plate 13 is made to go down and thereby the rim 1 is locked, while the disc 2 is forcibly pressed to the inner circumferential surface of the rim 1. Simultaneously, an upper end of the flange 1a is forcibly bent to the inner circumferential surface of the rim 1 by an upper block taper part 8 and solidly rolled on a projection part 2a of the disc 2, with this constitution, even if the rim and disc both are of dissimilar each in material, they are able to be set together so that an air leakage in case of a tubeless tire by means of rivet setting is preventable.
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