| 摘要 |
A reduction apparatus comprises a case having case parts assembled to define a receiving space; a fixed ring gear coupled to the case parts; an output member having an output ring gear having a gear ratio and a module which are different from those of the fixed ring gear and an output shaft projecting out of the case; a carrier having a first carrier member which has a guide projection and an input shaft-guiding groove and a second carrier member which defines together with the first carrier member an accommodating space; an input shaft having a shaft portion, a first sun gear and a second sun gear which are located between the first and second carrier members; first planetary gears fitted around first connecting members and meshed with the first sun gear; and second planetary gears fitted around second connecting members and meshed with the second sun gear. |
