Family of five-speed transmission mechanisms having three planetary gear sets and a stationary interconnecting member

A multi-speed transmission comprising:

• an input shaft;
• an output shaft;
• first, second and third planetary gear sets each having first, second and third members;
• said input shaft being continuously interconnected with said second or third member of one of said planetary gear sets said output shaft being continuously interconnected with another one of said members of said planetary gear sets;
• a first interconnecting member continuously interconnecting said first members of said first and second planetary gear sets with a transmission housing;
• a second interconnecting member continuously interconnecting said second member of said second planetary gear set with said first member of said third planetary gear set;
• four selectively engageable clutches engageable in combinations of two to establish at least five forward speed ratios and one reverse speed ratio between said input shaft and said output shaft.

A multi-speed transmission comprising:

• an input shaft;
• an output shaft;
• first, second and third planetary gear sets each having first, second and third members;
• said input shaft being continuously interconnected with one of said member of said planetary gear sets, said output shaft being continuously interconnected with another one of said member of said planetary gear sets;
• a first interconnecting member continuously interconnecting said first members of said first and second planetary gear sets with a transmission housing;
• a second interconnecting member continuously interconnecting said second member of said second planetary gear set with said first member of said third planetary gear set;
• first, second, third and fourth torque transmitting mechanisms being selectively engageable in pairs to establish combinations of members joined for common rotation to provide at least five forward speed ratios and one reverse speed ratio between the input shaft and the output shaft, said combinations including either:
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said third member of said third planetary gear set, implemented as a sun gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said second member of said second planetary gear set, implemented as a planet carrier assembly member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a ring gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said third member of said third planetary gear set, implemented as a planet carrier assembly member, and said fourth torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said second member of second planetary gear set, implemented as a sun gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a sun gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a ring gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said third member of said third planetary gear set, implemented as a sun gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said third planetary gear set, implemented as a sun gear member, or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a planet carrier assembly member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a sun gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said third member of said third planetary gear set, implemented as a ring gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said third planetary gear set, implemented as a ring gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a sun gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a sun gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said second member of said third planetary gear set, implemented as a sun gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said third planetary gear set, implemented as a planet carrier assembly member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said third member of said second planetary gear set, implemented as a ring gear member, and said fourth torque transmitting mechanism selectively interconnecting said third member of said third planetary gear set, implemented as a sun gear member, with said second member of said first planetary gear set, implemented as a ring gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a ring gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a ring gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as ring gear member, with said third member of said third planetary gear set, implemented as a planet carrier assembly member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said third planetary gear set, implemented as a sun gear member, with said second member of said first planetary gear set, implemented as a sun gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a ring gear member, with said second member of said second planetary gear set, implemented as a planet carrier assembly member, and said fourth torque transmitting mechanism selectively interconnecting said third member of said third planetary gear set, implemented as a planet carrier assembly member, with said second member of said first planetary gear set, implemented as a sun gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said third planetary gear set, implemented as a planet carrier assembly member, with said second member of said first planetary gear set, implemented as a planet carrier assembly member, said third torque transmitting mechanism selectively interconnecting said second member of said third planetary gear set, implemented as a planet carrier assembly member, with said third member of said first planetary gear set, implemented as a sun gear member, and said fourth torque transmitting mechanism selectively interconnecting said third member of said third planetary gear set, implemented as a ring gear member, with said third member of said first planetary gear set, implemented as a sun gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said third member of said second planetary gear set, implemented as a planet carrier assembly member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said first member of said third planetary gear set, implemented as a sun gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said third member of said third planetary gear set, implemented as a ring gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said third member of said second planetary gear set, implemented as a planet carrier assembly member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said first member of said third planetary gear set, implemented as a sun gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said third planetary gear set, implemented as a ring gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a sun gear member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member, and said fourth torque transmitting mechanism selectively interconnecting said third member of said third planetary gear set, implemented as a sun gear member, with said third member of said first planetary gear set, implemented as a ring gear member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said first member of said third planetary gear set, implemented as a ring gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a sun gear member, and said fourth torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a ring gear member, with said third member of said third planetary gear set, implemented as a planet carrier assembly member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said second planetary gear set, implemented as a a ring gear member, said second torque transmitting mechanism selectively interconnection said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said second member of said third planetary gear set, implemented as a sun gear member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a sun gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a planet carrier assembly member, with said third member of said third planetary gear set, implemented as a planet carrier assembly member;
• or
• said first torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said third member of said second planetary gear set, implemented as a ring gear member, said second torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said second member of said third planetary gear set, implemented as a planet carrier assembly member, said third torque transmitting mechanism selectively interconnecting said third member of said first planetary gear set, implemented as a sun gear member, with said third member of said third planetary gear set, implemented as a ring gear member, and said fourth torque transmitting mechanism selectively interconnecting said second member of said first planetary gear set, implemented as a ring gear member, with said second member of said second planetary gear set, implemented as a planet carrier assembly member.