Bicycle hub unit and bicycle wheel assembly
AssigneeShimano Inc.
InventorsMitsuru Kamiya, Keita Tanaka
Life of this patent
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Abstract
To provide a bicycle hub unit and a bicycle wheel assembly that allow a wheel unit to be appropriately coupled to a hub body, a bicycle hub unit is coupled to a rotary body to which a brake is applied by a brake device. The bicycle hub unit includes a hub body that rotates around a hub axle and a rotary body coupling portion that couples the rotary body to the hub body. The hub body includes a first joint portion and a second joint portion. The first joint portion includes an external thread coupled to an internal thread of the wheel unit. The second joint portion is coupled to a restriction member that restricts relative rotation of the first joint portion and the wheel unit.
Claims31
A bicycle hub unit coupled to a rotary body to which a brake is applied by a brake device, the bicycle hub unit comprising:
- a hub body that rotates around a hub axle;
- and
- a rotary body coupling portion that couples the rotary body to the hub body, wherein
- the hub body includes a first joint portion and a second joint portion,
- the first joint portion includes an external thread coupled to an internal thread of a wheel unit, and
- the second joint portion is coupled to a restriction member that restricts relative rotation of the first joint portion and the wheel unit.
Dependencies are inferred from the claim text.