Apparatus for displacing slidable structures

Claim 1

APPARATUS FOR DRIVING A SLIDABLE ROOF, SAID APPARATUS COMPRISING A MOTOR, A FIRST SHAFT COUPLED TO AND DRIVEN BY SAID MOTOR, A WORM ON SAID SHAFT, A WORM WHEEL, A SECOND SHAFT PERPENDICULAR TO SAID FIRST SHAFT AND CONNECTED TO AND SUPPORTING SAID WORM WHEEL IN ENGAGEMENT WITH SAID WORM WHEREBY SAID SECOND SHAFT CAN BE ROTATED BY SAID MOTOR, A FIRST GEAR WHEEL LOOSELY ROTATABLE ON SAID SECOND SHAFT, DISC SPRINGS ON SAID SHAFT ON OPPOSITE SIDES OF SAID GEAR WHEEL, MEANS FOR CONTROLLABLY URGING SAID SPRINGS AND GEAR WHEEL AXIALLY AGAINST SAID WORM WHEEL WHEREBY THE LATTER DRIVES SAID GEAR WHEEL, A THIRD SHAFT PARALLEL TO SAID SECOND SHAFT, A SECOND GEAR WHEEL ON AND CONNECTED TO SAID THIRD SHAFT AND ENGAGED WITH SAID FIRST GEAR WHEEL, A FLANGE FIXED ON SAID THIRD SHAFT, ANNULAR GEAR MEANS FREELY ROTATABLE ON SAID THIRD SHAFT, MEANS FOR URGING SAID ANNULAR GEAR MEANS AGAINST SAID FLANGE FOR CONNECTION TO SAID THIRD SHAFT, FIRST AND SECOND CABLES RESPECTIVELY ENGAGED WITH SAID ANNULAR GEAR MEANS ON DIAMETRALLY OPPOSED SIDES OF THE LATTER AND ADAPTED FOR SAID DRIVING OF SAID SLIDABLE ROOF, AND MEANS OPERATIVELY ASSOCIATED WITH SAID THIRD SHAFT FOR MANUALLY DRIVING THE SAME.