Patent ID: 9186987
Filing Date: 2015-11-17
Classification: B60K,F16H,Y10T

Abstract:
1. In a transfer case ( 21 , 310 ) for a four-wheel drive vehicle having an input shaft ( 15 ) and a first output shaft ( 14 ) located along a common longitudinal axis, a second output shaft ( 16 ), a mode clutch ( 30 ) located along the longitudinal axis for selectively shifting between a two-wheel drive mode and a four-wheel drive mode, and a planetary gear assembly ( 20 ) for providing a different drive ratio between the input shaft ( 15 ) and the first output shaft ( 14 ), the planetary gear assembly ( 20 ) having a sun gear ( 22 ) fixed to the input shaft ( 15 ), a ring gear ( 24 ), and a planetary gear carrier ( 26 ) supporting a plurality of planetary gears ( 28 ) intermeshed between the sun gear ( 22 ) and the ring gear ( 24 ), the improvement comprising: a range shift mechanism ( and a mode shift mechanism (