| 摘要 |
PROBLEM TO BE SOLVED: To provide a rim for wheel having a rim flange free from any deformation or damages while reducing the weight of the rim. SOLUTION: The rim flange 3 comprising a double structural part in which an end part of a rim part 2 in the direction of the rim width is turned back inward of the tire fitting side, and brought into contact with a non-turned back part 3B without any space therebetween is provided. Both the turned-back part 3A and the non-turned back part 3B have the thickness larger than the thickness D1 of the rim part, and a curved part 3C that smoothly continuous to a surface of the non-turned back part 3B is provided on a free end part of the turned-back part 3A. COPYRIGHT: (C)2003,JPO
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