| 摘要 |
A rotation generating system comprises a base disk defined by a rim, top and bottom surfaces; a ball bearing engaged on and along the disk rim, said ball bearing comprising balls, a ring rotatably engaging the balls to the disk rim, and side supports propping the balls between the disk rim and the ring; and a shaft having first and second ends, wherein the first end is fixed to an eccentric portion of the disk top surface, wherein the shaft is angled with the disk top surface by forty-five (45) degrees.
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