Apparatus for molding glass

Claim 1

THE COMBINATION OF A GLASS FORMING MOLD, A MOLD HOLDER SUPPORTING THE MOLD, A VERTICAL SHAFT MOUNTED FOR VERTICAL AND OSCILLATORY MOVEMENT AND CONNECTED TO SAID MOLD HOLDER, POWER MEANS CONNECTED TO SAID SHAFT FOR RAISING AND LOWERING THE SHAFT, CAM MEANS ASSOCIATED WITH SAID SHAFT FOR OSCILLATING THE SHAFT IN RESPONSE TO A PORTION OF ITS VERTICAL MOVEMENT, SAID POWER MEANS AND SAID CAM MEANS TOGETHER MOVING THE SHAPING MOLD BETWEEN AN OPERATIVE FORMING POSITION AND A REMOTE INOPERATIVE POSITION ABOVE AND OUT AF AXIAL ALIGNMENT WITH THE OPERATIVE POSITION OF THE MOLD, A PIVOT BLOCK ATTACHED TO SAID SHAFT FOR MOVEMENT WITH THE SHAFT, SAID BLOCK BEING AXIALLY SPACED ON SAID SHAFT BEYOND THE AXIAL TRAVEL OF SAID MOLD, A TORQUE DAMPENING MEANS, SAID TORQUE DAMPENING MEANS COMPRISING AN OSCILLATABLE BLADE FIXED TO A SECOND SHAFT AND DISPOSED IN A CUSHION CHAMBER CONTAINING A FLUID TOGETHER WITH MEANS FOR CONTROLLING FLOW OF FLUID TO AND FROM SAID CHAMBER, SAID FLOW CONTORLLING MEANS INCLUDING PASSAAGE MEANS IN SAID SECOND SHAFT AND SAID CUSHION CHAMBER PROVIDING COMMUNICATION BETWEEN OPPOSITE SIDES OF SAID BLADE, FLOW RESTRICTING MEANS IN SAID PASSAGE MEANS FOR RETARDING FLOW OF FLUID FROM SAID CHAMBER, A SLIDE BLOCK ATTACHED TO SAID SECOND SHAFT, SAID PIVOT BLOCK BEING IN SLIDING ENGAGEMENT WITH SAID SLIDE BLOCK, OSCILLATION OF SAID PIVOT BLOCK, THE OSCILLATION OF SAID SECOND SHAFT AND THE SLIDE-BLOCK, THE FLOW RESTRICTING MEANS CUSHIONING RAPID SWINGING MOVEMENTS OF SAID MOLD HOLDER AND THE MOLD THEREON TO INSURE ACCURATE POSITIONING OF THE MOLD IN THE OPERATIVE FORMING POSITION AND PREVENTING DETRIMENTAL VIBRATION OF THE MECHANISM.