A hub is configured to suppress deformation in a disc rotor even if the disc rotor is made thinner and more lightweight, and to suppress wobbling in a braking surface. The hub has a hub axle, a hub shell, a pair of bearings, and a brake mount. The hub shell has spoke attachment parts with spoke atta
A hub is configured to suppress deformation in a disc rotor even if the disc rotor is made thinner and more lightweight, and to suppress wobbling in a braking surface. The hub has a hub axle, a hub shell, a pair of bearings, and a brake mount. The hub shell has spoke attachment parts with spoke attachment holes and disposed at both ends for attaching a plurality of spokes. The brake mount has a rotor attachment unit for attaching a disc rotor of a disc brake. The rotor attachment unit is integrally formed with a first spoke attachment part and is disposed radially farther out than the minimum radial position at which the spokes are attached.
대표청구항▼
What is claimed is: 1. A bicycle hub comprising: a hub axle having a center axis; a hub shell rotatably supported on the hub axle by bearings about the center axis, the hub shell including a first end having a first spoke attachment part with a plurality of first spoke attachment points radially sp
What is claimed is: 1. A bicycle hub comprising: a hub axle having a center axis; a hub shell rotatably supported on the hub axle by bearings about the center axis, the hub shell including a first end having a first spoke attachment part with a plurality of first spoke attachment points radially spaced from the center axis for attaching a plurality of first spokes thereto and a second end having a second spoke attachment part with a plurality of second spoke attachment points radially spaced from the center axis for attaching a plurality of second spokes; and a brake mount having a rotor attachment unit integrally formed with the first spoke attachment part, the rotor attachment unit being configured and arranged with a plurality of rotor attachment points to secure a disc rotor of a disc brake device thereto, the rotor attachment points of the brake mount being disposed radially farther out from the center axis than a minimum radial position of the first spoke attachment points at which the first spokes are attached to the first spoke attachment part, the rotor attachment unit including a plurality of first arms extending radially from the first end of the hub shell in a circumferential pattern with the rotor attachment points being disposed at outer tips of the first arms, and the first spoke attachment points being disposed on the first arms, each of the first arms including a pair of the first spoke attachment points that are substantially radially arranged relative to each other. 2. A bicycle hub comprising: a hub axle having a center axis; a hub shell rotatably supported on the hub axle by bearings about the center axis, the hub shell including a first end having a first spoke attachment part with a plurality of first spoke attachment points radially spaced from the center axis for attaching a plurality of first spokes thereto and a second end having a second spoke attachment part with a plurality of second spoke attachment points radially spaced from the center axis for attaching a plurality of second spokes; and a brake mount having a rotor attachment unit integrally formed with the first spoke attachment part, the rotor attachment unit being configured and arranged with a plurality of rotor attachment points to secure a disc rotor of a disc brake device thereto, the rotor attachment points of the brake mount being disposed radially farther out from the center axis than a minimum radial position of the first spoke attachment points at which the first spokes are attached to the first spoke attachment part, the rotor attachment unit including a plurality of first arms extending radially from the first end of the hub shell in a first circumferential pattern with the rotor attachment points being disposed at outer tips of the first arms and the first spoke attachment points being disposed on the first arms, the second end of the hub shell including a plurality of second arms arranged in a second circumferential pattern that matches the first circumferential pattern of the first arms as viewed along the center axis with the second spoke attachment points being disposed on the second arms. 3. The bicycle hub according to claim 1, wherein the rotor attachment unit protrudes radially farther out than the first spoke attachment points of the first spoke attachment part. 4. The bicycle hub according to claim 1, wherein the second end of the hub shell includes a freewheel operatively coupled between the axle and the second end of the hub shell with at least one sprocket mounted on an outer periphery of the freewheel. 5. The bicycle hub according claim 1, wherein the first and second spoke attachment points include holes with spoke nipples coupled thereto. 6. The bicycle hub according claim 1, wherein the hub axle includes a through-hole formed in its center with a quick release mechanism mounted therein, the quick release mechanism having a quick hub rod with threaded portions formed at both ends. 7. The bicycle hub according claim 2, wherein the rotor attachment unit protrudes radially farther than the spoke attachment points of the first spoke attachment part. 8. The bicycle hub according claim 2, wherein the hub axle is configured and arranged to be mounted on a front fork of a bicycle. 9. The bicycle hub according claim 2, wherein the second end of the hub shell includes a freewheel operatively coupled between the axle and the second end of the hub shell with at least one sprocket mounted on an outer periphery of the freewheel. 10. The bicycle hub according claim 2, wherein the first and second spoke attachment points include holes with spoke nipples coupled thereto. 11. The bicycle hub according claim 2, wherein the hub axle includes a through-hole formed in its center with a quick release mechanism mounted therein, the quick release mechanism having a quick hub rod with threaded portions formed at both ends. 12. A bicycle hub comprising: a hub axle having a center axis; a hub shell rotatably supported on the hub axle by bearings about the center axis, the hub shell including a first end having a first spoke attachment part with a plurality of first spoke attachment points spaced in a radial direction from the center axis for attaching a plurality of first spokes thereto and a second end having a second spoke attachment part with a plurality of second spoke attachment points spaced in the radial direction from the center axis for attaching a plurality of second spokes thereto; a brake mount having a rotor attachment unit integrally formed with the first spoke attachment part, the rotor attachment unit being configured and arranged with a plurality of rotor attachment points, the rotor attachment points of the brake mount being disposed radially farther out than a minimum radial position of the first spoke attachment points at which the first spokes are attached to the first spoke attachment part; and a disc brake rotor having a plurality of hub attachment points disposed about an inner periphery thereof that are configured and arranged to be attached to the rotor attachment points of the brake mount. 13. The bicycle hub according claim 12, wherein the rotor attachment unit includes a plurality of first arms extending radially from the first end of the hub shell in a first circumferential pattern with the rotor attachment points disposed at outer tips of the first arms and the first spoke attachment points disposed on the first arms. 14. The bicycle hub according claim 13, wherein the second end of the hub shell includes a plurality of second arms arranged in a second circumferential pattern that matches the first circumferential pattern of the first arms as viewed along the center axis with the second spoke attachment points being disposed on the second arms. 15. The bicycle hub according claim 12, wherein the hub axle is configured and arranged to be mounted on a front fork of a bicycle. 16. The bicycle hub according claim 12, wherein the second end of the hub shell includes a freewheel operatively coupled between the axle and the second end of the hub shell with at least one sprocket mounted on an outer periphery of the freewheel. 17. The bicycle hub according claim 2, wherein each of the first arms includes a pair of the first spoke attachment points that are substantially radially arranged relative to each other, and each of the second arms includes a pair of the second spoke attachment points that are substantially radially arranged relative to each other. 18. The bicycle hub according claim 1, wherein the hub axle is configured and arranged to be mounted on a front fork of a bicycle. 19. The bicycle hub according claim 1, wherein each pair of the first spoke attachment points arranged on one of the first arms includes an outer hole and an inner hole, the outer hole having an outer entrance opening located radially outwardly of an inner entrance opening of the inner hole and an outer exit opening located radially outwardly of an inner exit opening of the inner hole.
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이 특허에 인용된 특허 (11)
Buckley James A. ; Hinkens George H. ; Johnson Korey, Bicycle brake system having a flexible disk.
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