| 摘要 |
PROBLEM TO BE SOLVED: To provide a seat back 1 an appearance quality of which can be improved and which has excellent workability of a sewing work and an assembling work.SOLUTION: A skin material 4 has a front surface part 15 and a side surface part 12, the side surface part 12 is divided into a front side side surface part 13 and a rear side side surface part 14, a lower end part 13K of the front side side surface part 13 is sewed to a lower side side part 15S of the front surface part 15 of the skin material 4, and a lower end edge 14K1 of the rear side side surface part 14 is positioned above a lower end edge 13K1 of the front side side surface part 13. A front end part 16A of a first skin piece 16 is sewed to a lower side rear end part 13B of the front side side surface part 13, the first skin piece 16 is positioned below a lower end part 14K of the rear side side surface part 14, an upper end part 16J of the first skin piece 16 and the lower end part 14K of the rear side side surface part 14 are overlapped, and the upper end part 16J of the first skin piece 16 is opened in such a manner that the upper end part 16J is not sewed to the lower end part 14K of the rear side side surface part 14. |
