| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a reduction differential gear for a vehicle constituted of a planet gear type deduction gear and a differential in which the size and the weight of the device is reduced by adopting an oil bath lubrication as a lubricating unit, the travel distance a charge is elongated, there is no need to add special components as a scraping up unit, and lubricating oil sufficiently distributed to the respective parts of the device. <P>SOLUTION: The reduction differential gear for the electric vehicle constituted of the combination of the electric motor 11, the planet gear type reduction gear 12, and the differential 13, and the lubricating unit 14, and in which the oil the bath lubrication is adopted as the lubricating unit 14, the rotational diameters of the respective carriers 32, 54 of the reduction gear 12 and the differential 13 are formed into sizes capable of summarizing into the lubricating oil, and the protrusions 46 for scraping up are arranged in the outer peripheries of the respective carriers 32, 54. <P>COPYRIGHT: (C)2012,JPO&INPIT |
