Patent ID: 8057350

Claim:
A multi-speed transmission comprising: an input member; an output member; first, second, third and fourth planetary gear sets each having first, second and third members; a first interconnecting member continuously connecting said third member of said second planetary gear set with said first member of said third planetary gear set; a second interconnecting member continuously connecting said first member of said first planetary gear set with said first member of said fourth planetary gear set; said third member of said first planetary gear set and said first member of said second planetary gear set being continuously connected with a stationary member; and five torque-transmitting devices, wherein each of said five torque-transmitting devices selectively interconnects a respective one of said members of said planetary gear sets with another respective one of said members of said planetary gear sets with other members of said planetary gear sets, said five torque-transmitting devices being engaged in combinations of three to establish at least eight forward speed ratios and at least one reverse speed ratio between said input member and said output member.