| 摘要 |
<p>The present invention relates to a transmission internally meshing a planetary gear structure; more particularly, to a reducer that makes it possible to maintain the precision and continuity of power transmission reliably and also to be miniaturized, comprising a frame body provided with a toothed gear internally meshed thereto; a first shaft provided with a sun gear; a plurality of planetary gears with operably being coupled to the sun gear; a number of crank structures mechanically coupled to a corresponding planetary gears; a planetary gear structure mechanically coupling to the crank structures and operably engaged with the toothed gear of the frame body; and a second shaft mechanically coupled to the crank structures.</p> |
