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公开(公告)号:JP5313089B2
公开(公告)日:2013-10-09
申请号:JP2009209751
申请日:2009-09-10
Applicant: アイシン軽金属株式会社
IPC: B60G7/00
Abstract: PROBLEM TO BE SOLVED: To provide a vehicular arm member including a bush connection section with an anti-vibration bush press-fitted thereinto, which is excellent in vibration absorption properties and is effective in achieving lightweight. SOLUTION: The arm member connects between a plurality of members in the vehicle. The arm member has a plurality of connection holes. Among the plurality of connection holes, at least one or more are bush connection holes through a bush member. These bush connection holes connect a plurality of vertical walls extended in the orthogonal direction with respect to a bush central axis, and the space between the plurality of vertical walls, by a plurality of lateral walls. A connection portion of the uppermost lateral wall is located inside than the upper end of the vertical wall. A connection portion of the lowermost lateral wall is located inside than the lower end of the vertical wall. The individual lateral walls are partially notched to be vertically opposed to each other. Notched end portions of the plurality of lateral walls are arranged to abut against the outer peripheral edge of the bush member at substantially equal intervals. COPYRIGHT: (C)2011,JPO&INPIT
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