| 摘要 |
<p>A headrest device having a core material (3) formed separately from a metallic plate (2) and a metallic stay (1). A fixing means for mechanically engaging and fixing a flat plate section (21) of the metallic plate (2) to a first split body (4) of the core material (3) is formed integrally with the first split body (4), and the flat plate section (21) is firmly fixed to the first split body (4). Because the first split body (4) alone can absorb stress, noise and play can be prevented without using a cushioning material.</p> |
