Patent attributes
A fastening structure for bicycle rack includes a connection rod, a slidable member, an adjusting member and an abutting block. The connection rod is inserted into an assembling rod of an automobile. First, second and third directions are defined to be perpendicular to one another, and the connection rod includes a restriction hole along the third direction. The slidable member is slidably arranged in the connection rod and has a first abutted portion. The adjusting member is disposed through the assembling rod and the connection rod along the second direction, assembled to the slidable member in the connection rod, and slidable between first and second positions along the second direction. The abutting block is arranged in the connection rod and has an abutting portion and a second abutted portion, and the first abutted portion abuts against the second abutted portion.