| 摘要 |
The invention relates to a planetary reducer meant for the general use drives operating in vertical position According to the invention, the planetary reducer comprises two or three reduction steps, with the upper reduction step (A) bearing on a solar pinion (1) and on a satelite-holder (6) with double-sealed self-lubricated ball-bearings (2 and 10) and with the lower side of the upper gear bearing on ball bearings ( 3 and 11) The ball bearings (3 and 11) and the planetary gear elements are greased by a rotor (12) mounted on an intermediary pinion shaft (9) provided with blades (a) which take the oil from the lower reduction step housing (B) and throw the oil into the upper step (B) onto the front and rear sides of the satelite-holders (4) through the holes (b) bored in the intermediary case (13)
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