| 摘要 |
A speed reducer of the invention is a lever-typer speed reducer, which is configured to comprise a lever gear (4) which corresponds to an input gear of the conventional signle-stage spur gear reducer but functions essentially in different manner, and a fulcrum gear (6), to increase a speed reduction ratio provide a self-locking feature and a stepless regulation of speed reduction by way of reducing or controlling the distance between a fulcrum (E) and a load bearing point (F). |
