| 摘要 |
The speed reducer according to the present invention is based on the wedge principle, and comprises an input shaft (1), an output shaft (10), an input cylinder (4) having a first wedge profile on its one side, an output cylinders (8) having a second wedge profile, a plurality of balls (7) positioned between said input and output cylinders (4,8), and a guide sleeve (5) having a plurality of horizontal grooves with semicircular cross section in its inner surface.
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