| 摘要 |
<p>A steering boss (20) which enables a simple remplacement of a steering wheel, as well as an accurate and simple adjustment of an angle at which a steering wheel is mounted on a steering shaft, comprising a lower boss (21) provided with a fitting hole (214) to be fitted with a serrated portion (51) of a steering shaft (5) and a ring-like upper boss (22) placed on the lower boss (21). The upper boss (22) has wheel securing screw holes (221) and elongate holes (222) formed therein. When a boss connecting screw (28) is screwed into a boss securing screw hole (212) in the lower boss (21) through en elongate hole (222), the two bosses are fixed to each other. In addition, when the boss connecting screw (28) is unscrewed, the upper boss (22) can be rotated within a range of an angle at which an elongate hole is formed.</p> |
