Patent ID: 9074664
Filing Date: 2015-07-07
Classification: F16H

Abstract:
1. A transmission in a motor vehicle, the transmission comprising: an input member; an output member; first, second, third and fourth planetary gear sets each having first, second and third members; seven torque transmitting mechanisms selectively engageable to interconnect one of the first, second, and third members with at least one other of the first members, second members, third members and a stationary member, wherein the torque transmitting mechanisms are selectively engageable in combinations of at least two to establish at least nine forward speed ratios and at least one reverse speed ratio between the input member and the output member; and a latching mechanism connected to a sixth of the seven torque transmitting mechanisms, wherein the latching mechanism latches the sixth torque transmitting mechanism in a ready state, and wherein the sixth torque transmitting mechanism is a selectable one-way clutch; and wherein the sixth torque transmitting mechanism is in the ready state during a first forward gear.