Steering column device

A steering column device comprising:

• a steering shaft;
• a steering column arranged to rotatably support the steering shaft;
• a vehicle body mounting bracket arranged to rotatably support the steering column to be swung in upward and downward directions of a vehicle about a tilt shaft of a swing center which is provided to a front end portion of the steering column;
• a pair of clamping pieces which are integrally provided to the vehicle body mounting bracket, and which are disposed to sandwich the steering column from both sides of the steering column on a rear end portion of the steering column;
• tilt holes each of which is formed in one of the clamping pieces, and each of which has an arc shape around the tilt shaft;
• a clamping shaft penetrating through the tilt holes and the steering column;
• and
• a lock mechanism provided to one end portion of the clamping shaft, and arranged to tighten and engage the steering column by the pair of the clamping pieces,
• one of the pair of the clamping pieces including a slit which has a substantially U-shape, and which surrounds one of a front side and a rear side of the tilt hole, and an upper side and a lower side of the tilt hole, and a tongue piece portion which is surrounded by the slit,
• the tilt hole being positioned at a tip end side of the tongue piece portion, and
• at least the one of the clamping pieces including the slit, including a reinforcement portion which surrounds an outside of the slit, and which is integrally provided with the one of the clamping pieces including the slit.