A bicycle rear wheel comprising a tire rim (1) with spokes (2), a hub body (4), a hub axle (3) on which chain-driven wheels (5, 6) are mounted, and a one-way clutch assembly (71, 72) wherein the clutch assembly comprises coaxially arranged rim (8) with internal teeth (81) and a disc (9) with at least one hook (91) for engaging with the internal teeth wherein the rim has an inner radius (R) defining a circle on which the tips (A) of the internal teeth are located, and wherein the hub body (4) has an outer radius (R) defining a circle on which the tips (A) of the internal teeth are located. The inner radius is greater than the radius (r) of a circle (92) on the disk to which at least one hook (93) is fixed, and wherein one of the rim and the disk is integrated with the chain drive wheel and the spokes are fixed on the other of the disk and the rim.
自行车后轮,其包括带辐条(2)的轮胎轮辋(1)、轮毂主体(4)、安装有链驱动轮(5、6)的轮毂轴(3)以及单向离合器组件(71、72),其中,离合器组件包括同轴布置的带内齿(81)的轮辋(8)和带至少一个用于与内齿啮合的钩(91)的圆盘(9),其中,轮辋具有限定内齿的尖端(A)所在圆的内半径(R),该内半径大于圆盘上的固定有至少一个钩(93)的圆(92)的半径(r),且其中轮辋和圆盘中的一个与链驱动轮集成,辐条固定在圆盘和轮辋中的另一个上。
Bicycle rear wheel
自行车后轮
2025-02-28
Patent
Electronic Resource
Chinese