| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicular seat which can surely support an occupant regardless of the physical constitution of the occupant.SOLUTION: A seat back 40 consists of a back surface part 40a which supports the back of an occupant Mn, and right and left side surface parts 40b, 40b positioned on side parts of the occupant Mn. First swelling means 53 capable of swelling toward the occupant Mn and first side part support blocks 55 which are pushed out toward the occupant Mn with the swelling of the first swelling means 53 and can support waist side parts Wa of the occupant Mn are provided in portions corresponding to the waist side parts Wa of the occupant Mn in the right and left side surface parts 40b, 40b. Second swelling means 72 capable of swelling toward the occupant Mn and second side part support blocks 75 which are pushed out toward the occupant Mn with the swelling of the second swelling means 72 and can support chest side parts Ch of the occupant Mn are provided in portions corresponding to the chest side parts Ch of the occupant Mn in the right and left side surface parts 40b, 40b. |
