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Title:
軽合金製車両用ホイールの製造方法とそのホイール
Document Type and Number:
Japanese Patent JP4567604
Kind Code:
B2
Abstract:
In a method for manufacturing an integrated light alloy automotive wheel (21) including a center disc portion, an outer rim (23) and an inner rim, a patch (25') is provided annularly on a bead seat portion (25) of both or either of the outer rim (23) and the inner rim, so as to form an annular hollow portion (32) radially inwards of the bead seat portion (25). The annular patch (25') is fabricated separately in such a manner as to be expanded by forming cuts therein partially or to be divided into at least two halves and is then mounted on the bead seat portion (25), while the slope portion is molded integrally with a rim main body in such a manner as to support one end of the patch (25').

Inventors:
Katsunori Yoshimura
Application Number:
JP2005517112A
Publication Date:
October 20, 2010
Filing Date:
January 19, 2005
Export Citation:
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Assignee:
Eagle Kosan Co., Ltd.
International Classes:
B60B21/02; B21D53/26; B60B1/06; B60B1/08; B60B3/00; B60B3/02
Domestic Patent References:
JPH05278401A1993-10-26
JPH01249501A1989-10-04
JPS63290640A1988-11-28
JP2003527269A2003-09-16
JPS63290643A1988-11-28
JP2000142007A2000-05-23
Attorney, Agent or Firm:
Tamako Tsutada
Masato Tsuda
Tetsuji Nakamura
Katsuyuki Tomita
Husband
Ariyoshi Yasuomi