| 摘要 |
<p>Drive apparatus (2) for a cycle (4), which drive apparatus (2) comprises a frame (6), a motor (8), a first pulley (10) which is driven by the motor (8), a second pulley (12), and an endless belt (14) which passes around the two pulleys (10, 12) and which is driven by the first pulley (10), the drive apparatus (2) being such that during use the belt (14) is in driving engagement with a tyre (16) of a wheel (18) of the cycle (4), and the drive apparatus (2) being such that during use the first pulley (10) does not engage the tyre (16). <IMAGE></p> |
