SEVEN-SPEED WITH DUAL CLUTCH WITH FOUR SHAFTS Russian patent published in 2014 - IPC F16H3/93 

FIELD: transport.

SUBSTANCE: invention relates to DCTs. Transmission can engage with input element and comprises output element, elements of first and second input shafts, elements of first and second countershafts, reverse shaft, set of gears arranged in one plane and multiple torque transfer devices. Said multiple torque transfer devices include multiple timing elements and dual clutch assy. Transmission can be actuated to allow at least one reverse speed ratio and seven forward speed ratios between transmission input elements and output element.

EFFECT: compact design.

19 cl, 1 dwg