| 摘要 |
A tire changing apparatus to remove a tire from a wheel may include a substantially vertical stand for supporting a wheel balancing assembly and the vertical stand supporting a rim locker assembly which is operated by a arm. The rim locker assembly may include an adjustable arm extending device to adjust to different size rims, and the arm extending device may include a base member. The base member may include a spiral slot, and the base member may be driven by a drive gear. The drive gear may be driven by a opposing drive gear, and the opposing drive gear may be connected to a rotating arm.
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