| 摘要 |
PROBLEM TO BE SOLVED: To keep high restriction property by side support parts after getting in a vehicle, while securing getting-in/out performance in a sheet for a vehicle. SOLUTION: The main part 21 and both the side support parts of a sheet back 20 are arranged so as to be movable to the front part Fr and the rear part Rr of the sheet 100. Two support shafts 31 vertically extended along the rear surface of the sheet back 20 are fixed to a sheet back frame 24. Turnable arms 33, 34 having nearly an L-shape transverse section where the side support supporting parts 33b, 34b for performing support from the rear part are formed on the rear surface 22a, 23a of the side support parts 22, 23, and main support parts 33a, 34a for performing support from the rear part Rr are formed on the rear surface 21a of the main part 21, are pivotally supported by the support shafts 31, 31 so as to be turnable. COPYRIGHT: (C)2004,JPO&NCIPI
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