| 摘要 |
PROBLEM TO BE SOLVED: To make stress hardly concentrated in a seat frame while suppressing an increase in weight of the seat frame.SOLUTION: The seat 1 having a metal back frame 10 is configured so that UD tape 18A, 18B, 18C as a reinforcement member with a specific gravity smaller than that of the metal back frame 10 is partially attached in part where stress concentration occurs in the back frame 10 so as to respectively disperse stress.SELECTED DRAWING: Figure 2 |
