| 摘要 |
PROBLEM TO BE SOLVED: To provide a headrest support structure in which deformation of a tubular support is suppressed. SOLUTION: The headrest support structure has a stay 51 extending downward from a headrest 4, a vertically extending bracket 55 provided to a backrest 3 and having a tubular shape, a vertically extending tubular section 61 having an insertion hole 66 in which the stay 51 is inserted and fitted in the bracket 55, projections 101-110 projecting from the outer peripheral surface of the tubular section 61 and facing the inner surface of the bracket, and connection sections 131-140 located between the adjacent projections 101-110. COPYRIGHT: (C)2009,JPO&INPIT |
