Rolling bearing unit for wheel

专利名称：Rolling bearing unit for wheel

发明人：Yamamoto Seiji,Ishikawa Tetsuya c/o Jtekt

Corporation,Nagata Syuuji,Yu Changxin

申请号：EP08016925.3申请日：20080925公开号：EP2042345A2公开日：20090401

专利附图：

摘要：A rolling bearing unit (H) for a wheel includes an outer ring member (1) having aflange portion (10) formed on its outer periphery and fitted to a vehicle body-sidemember, an inner ring member (2) rotatably fitted in the outer ring member (1), and

double-row rolling elements (3) arranged between the outer ring member (1) and theinner ring member (2). The flange portion (10) includes a first flange portion (10a) formedon the upper-side portion of the outer periphery, and a second flange portion (10b) anda third flange portion (10c) formed on the lower-side portion of the outer periphery.Each of the first, second and third flange portion (10a, 10b, 10c) has a bolt-hole used tofit the outer ring member (1) to the vehicle body-side member. The first flange portion(10a) is formed in such a manner that the bolt-hole thereof is positioned on the verticalline that passes through the rotational center (C) of the outer ring member (1).

申请人：JTEKT Corporation

地址：5-8, Minamisemba 3-chome Chuo-ku, Osaka-shi Osaka 2-8502 JP

国籍：JP

代理机构：Schaeberle, Steffen

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