Patent ID: 8839925

Claim:
A fluid transmitting device with a lock-up clutch, in which a plurality of damper springs are arranged in an annular shape and housed in an annular spring housing groove formed in a clutch piston of a lock-up clutch, a plurality of first transmitting claws each inserted between corresponding adjacent ones of the damper springs are provided to the clutch piston, a plurality of second transmitting claws each facing a corresponding one of the first transmitting claws and inserted between the adjacent damper springs are fixed to a turbine impeller, the second transmitting claws being made of a steel sheet and provided separately and independently of each other, each of the second transmitting claws is formed of a base portion and a claw portion, the base portion having a long side arranged in a peripheral direction of the turbine impeller and a short side arranged in an axial direction of the turbine impeller, the claw portion protruding from an intermediate portion of one of long-side portions of the base portion and being inserted between the adjacent damper springs, and each of short-side portions of the base portion is fixed to the turbine impeller through a weld, wherein the one long-side portion of the base portion includes a cutout at opposite sides of the claw portion, the cutout facilitating bend of the long-side portion at the time of transmitting torque through the second transmitting claw.