Patent ID: 8663055
Filing Date: 2014-03-04
Classification: F16H

Abstract:
1. A transmission comprising: a transmission housing; a drive input shaft; a drive output shaft; first, second, third and fourth planetary gear sets, and each of the first, the second, the third and the fourth planetary gear sets comprising first, second and third elements; a first interconnecting member continuously interconnecting the third element of the first planetary gear set with the first element of the second planetary gear set; a second interconnecting member continuously interconnecting the second element of the second planetary gear set with the third element of the third planetary gear set; a third interconnecting member continuously interconnecting the first element of the third planetary gear set with the third element of the fourth planetary gear set; and six shifting elements each selectively engageable to interconnect at least one of the first, second, and third elements with at least one other of the first elements, second elements, third elements and the transmission housing; wherein the six shifting elements are selectively engageable to establish at least ten forward speed ratios and at least one reverse speed ratio between the input member and the output member.