Invention Grant
US07988586B2 Multi-speed transmission 有权
多速传输

Multi-speed transmission
Abstract:
A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices are clutches and brakes and are selectively engageable in combinations of at least three to establish at least ten forward speed ratios and at least one reverse speed ratio between the input member and the output member.
Public/Granted literature
Information query
Patent Agency Ranking
0/0