| 摘要 |
A power take-off device comprising a housing having spaced walls, an input shaft rotatably mounted in a first set of aligned openings in the walls, and an output shaft rotatably mounted in a second set of aligned openings in the walls. A pair of gears is interposed between the walls and rotatably mounted on the input shaft. The housing having an opening through which said one gear extends for engagement with a power source. A third gear is fixed on the output shaft and meshes with the teeth on the other gear. The first and second gears have annular gear portions and an annular clutch member having teeth engage a gear portion of one of the first and second gears to a position wherein said internal teeth engage the gear portions of both first and second gears.
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