| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicle sheet that is improved in total strength while suppressed from increasing in weight.SOLUTION: A right and a left side part of a vehicle seat frame 10 have a closed sectional structure or a structure having surfaces on four sides connected without any break by a cushion side frame 16, a reclining frame 30, and a back side frame 26, and a closed sectional structure extending at the right and left side parts of the vehicle seat frame 10 has a front end connected by a cushion front frame 22 of the closed sectional structure, a rear part lower end connected by cushion rear frames 18, 20 of the closed sectional structure, and a rear part upper end connected by a back upper frame 28 of the closed sectional structure, thereby constituting the vehicle seat frame 10 by the closed sectional structure or the structure having the surfaces on the four sides without any break of an outer edge of the vehicle seat frame 10.SELECTED DRAWING: Figure 1 |
