Geared converter transmission

Claim 1

A POWER TRANSMISSION MECHANISM COMPRISING A HYDROKINETIC UNIT AND A GEAR UNIT, SAID HYDROKINETIC UNIT COMPRISING AN IMPELLER, A FIRST BLADED TORQUE TRANSMITTING MEMBER, A SECOND BLADED TORQUE TRANSMITTING MEMBER, A THIRD BLADED TORQUE TRANSMITTING MEMBER, SAID IMPELLER AND SAID TORQUE TRANSMITTING MEMBERS BEING DISPOSED IN TOROIDAL FLUID FLOW RELATIONSHIP IN A COMMON TORUS CIRCUIT, A DRIVING MEMBER CONNECTED TO SAID IMPELLER, SAID GEAR UNIT COMPRISING A FIRST TORQUE INPUT ELEMENT, A SECOND TORQUE INPUT ELEMENT, A THIRD ELEMENT FORMING A GEARED CONNECTION BETWEEN SAID FIRST AND SECOND ELEMENTS AND A REACTION ELEMENT, BRAKE MEANS FOR ANCHORING SAID REACTION ELEMENT, A DRIVEN MEMBER, MEANS FOR CONNECTING SAID THIRD ELEMENT TO SAID DRIVEN MEMBER, A FIRST DRIVING CONNECTION BETWEEN SAID FIRST BLADED TORQUE TRANSMITTING MEMBER AND SAID FIRST ELEMENT INCLUDING AN OVER-RUNNING COUPLING CAPABLE OF TRANSMITTING TORQUE IN ONE DIRECTION AND CAPABLE OF FREE-WHEELING IN THE OPPOSITE DIRECTION, A SECOND DRIVING CONNECTION BETWEEN SAID SECOND ELEMENT AND SAID SECOND TORQUE TRANSMITTING MEMBER, AND A THIRD DRIVING CONNECTION BETWEEN SAID DRIVEN MEMBER AND SAID THIRD TORQUE TRANSMITTING MEMBER, SAID SECOND DRIVING CONNECTION BEING DEFINED IN PART BY AN OVER-RUNNING COUPLING CAPABLE OF DELIVERING TORQUE TO SAID SECOND ELEMENT IN A DIRECTION OPPOSITE TO THE DIRECTION OF TORQUE DELIVERED TO SAID FIRST TORQUE INPUT ELEMENT AND CAPABLE ALSO OF FREEWHEELING IN SAID LATTER DIRECTION WHEN THE SPEED OF SAID DRIVEN MEMBER APPROACHES THE SPEED OF SAID DRIVING MEMBER.