Planetary gear set for an automatic transmission of a vehicle

Details Planetary gear set for an automatic transmission of a vehicle Planetary gear set for an automatic transmission of a vehicle

2007-12-25

2007-12-25

Lewis, Tisha (Department: 3681)

Planetary gear transmission systems or components

With lubricaton

Reexamination Certificate

active

11300111

ABSTRACT:
A planetary gear set for an automatic transmission of a vehicle includes a central shaft having a main lubrication path and a penetration hole connected with the main lubrication path, a sun gear, a pinion gear, a ring gear, a planet carrier, a first bearing disposed between a side of the sun gear and the planet carrier, a second bearing disposed between the planet carrier and the pinion gear, a clutch hub shaft, a sun gear lubrication path that connects the main lubrication path to the first bearing through the penetration hole, a pinion gear lubrication path that connects the main lubrication path to the second bearing through the penetration hole, and a sealing element disposed in a passageway connecting the pinion gear lubrication path and the sun gear lubrication path so as to close the passageway.

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