Patent ID: 7059686
Filing Date: 2006-06-13
Classification: B60B

Abstract:
1. A bicycle hub comprising: a hub axle having a first axle end and a second axle end with a center axis extending between the first and second axle ends; a hub shell having a first shell end and a second shell end with an inner tubular surface forming a central passage extending between the first and second shell ends, the hub axle being disposed within the central passage of the hub shell, the inner tubular surface at said first shell end being formed with a first step-shaped end portion having an outer set of internal threads, an inner set of internal threads and an outer axial abutment surface formed between the outer set of internal threads and the inner set of internal threads; a first bearing unit disposed between the first axle end of the hub axle and the first shell end of the hub shell to rotatably support the first shell end of the hub shell on the first axle end of the hub axle, the first bearing unit including: a second bearing unit disposed between the second axle end of the hub axle and the second shell end of the hub shell to rotatably support the second shell end of the hub shell on the second axle end of the hub axle; wherein: the first inner race is an inner cone that includes a first outer angular bearing surface facing towards the second axle end and contacting one axial side of the first rolling members such that the first outer angular bearing surface contacts and supports each of the first rolling members at an inner peripheral area and an axial facing area; and the first outer race is an outer cup that includes a first inner angular bearing surface facing towards the first axle end and contacting the first rolling members on an axial side that is opposite from the first outer angular bearing surface such that the first inner angular bearing surface contacts and supports each of the first rolling members at an outer peripheral area and an axial facing area.