| 摘要 |
PROBLEM TO BE SOLVED: To provide a pillar of an automobile having higher rigidity while securing a visual field from a driver's seat of the automobile. SOLUTION: This pillar 1 of the automobile is formed in a closed cross-sectional structure out of an indoor side inner panel 2 and an outdoor side outer panel 3, and is formed by arranging a reinforced panel 4 inside, and is characterized in that the inner panel 2 is composed of a super-plastic metallic material of forming an unlevel part 10 continuing in the longitudinal direction in the unlevel shape on a cross-sectional shape orthogonal to the longitudinal direction between flange parts 2a joined to the outer panel 3. COPYRIGHT: (C)2007,JPO&INPIT
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