US Patent 7819751 Torque fluctuation absorbing apparatus

A torque fluctuation absorbing apparatus includes a first component member, a second component member, a third component member being movable relative to at least either one of the first component member and the second component member, an elastic member biasing the third component member in a direction to contact either one of the first component member and the second component member, and a pressing generating mechanism for generating pressing force in an identical direction to the direction of the biasing force by the elastic member when the third component member moves relative to at least either one of the first component member and the second component member.