| 摘要 |
A sub-frame (1) of an automobile includes a pair of a front width direction member (2) and a rear width direction member (3) extending in a vehicle width direction, a pair of front-back direction members (4, 5) extending in a vehicle front-back direction, connecting members (6, 7) for connecting between a lower arm supporting part (11) of the front width direction member (2) and the rear width direction member (3), and a pair of linking brackets (8, 9) for respectively linking between an upper arm supporting part (10) of the front width direction member (2) and the pair of front-back direction members (4, 5). According to this, it is possible to achieve weight saving while maintaining rigidity in the front-back direction.
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