发明申请
- 专利标题: TREADLE-DRIVE ELLIPTICAL WHEEL TRANSMISSION WHEEL SERIES WITH PERIODICALLY VARIED SPEED RATIO
- 专利标题(中): 三轮驱动椭圆轮传动轮系列具有周期性变速比
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申请号: US13087450申请日: 2011-04-15
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公开(公告)号: US20120252613A1公开(公告)日: 2012-10-04
- 发明人: Tai-Her YANG
- 申请人: Tai-Her YANG
- 主分类号: F16H9/02
- IPC分类号: F16H9/02
摘要:
The present invention is structured by using one or both of an active wheel and a passive wheel to be constituted by a bimodal elliptical wheel, so that in the reciprocal treadle performed by the human's feet, when the feet input forces at different angles to an active wheel shaft combined on the active wheel through cranks and treadle shafts of the treadles, the active wheel forms different transmission speed ratios relative to the passive wheel according to the treadle angle.
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