| 摘要 |
An adjustable eccentric wheel hub assembly includes a wheel hub having an eccentric through hole, a core member mounted in the wheel hub, an axle mounted in an eccentric through hole of the core member, and an adjustment wheel mounted on the axle tube and controlled to lock/unlock the core member, enabling the axle to be set in the center of the wheel hub for enabling the bicycle in which the adjustable eccentric wheel hub assembly is installed to be moved horizontally forwards, or in an eccentric position relative to the wheel hub for enabling the bicycle to be moved alternatively up and down when running.
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