| 摘要 |
<p>A plurality of grooves (30a) that removably engage with a tilt lever shaft (25) are provided in an upper bracket (22), a link member (27) is pivotally supported with respect to a column tube (11) or a member integrated with the column tube, and the tilt lever shaft (25) is attached to the link member (27) to be able to removably engage with the grooves (30a) of the upper bracket (22) by pivoting of the link member (27).</p> |
