Patent ID: 7582038
Filing Date: 2009-09-01
Classification: F16H

Abstract:
1. A differential gear train, comprising: a first housing; a first cover mounted on a first end face of the first housing; a second housing having a first end face mounted on a second end face of the first housing; a second cover mounted on a second end face of the second housing; a plurality of pinions mounted in the first housing and intermeshing with each other; a first sun gear mounted radially inner of the first housing and the first cover and meshing with respective some of the pinions to rotate the respective pinions; a second sun gear mounted between the second housing and the second cover and meshing with and rotated by respective some of the pinions; a plurality of first friction washers having different shapes mounted between the first housing and the first sun gear; a first flat washer and a first spring washer mounted between the first sun gear and the first cover; a plurality of second friction washers having different shapes mounted between the second housing and the second sun gear; a second flat washer and a second spring washer mounted between the second sun gear and the second cover.