Machine for forming laminations

Claim 1

A MACHINE FOR FORMING LAMINATIONS CONSISTING OF HELICALLY WOUND CONTINUOUS LENGTH TAPE COMPRISING TWO SPACED WINDING ARMS EACH HAVING A SUPPORTING PORTION DISPOSED IN COLLINEAR RELATION, MEANS PROVIDED ON EACH OF SAID WINDING ARMS GRIPPING OPPOSITE ENDS OF A MANDREL FORMING END SUPPORTS FOR THE MANDREL, SAID END SUPPORTS BEING ADAPTED TO ROTATE IN SAID WINDING ARMS, MEANS FOR ROTATABLY DRIVING SAID END SUPPORTS ABOUT AN AXIS OF THE MANDREL DEFINED BY AN IMAGINARY LINE PASSING THROUGH SAID END SUPPORTS AND THE MANDREL, A DRIVE SHAFT FOR EACH OF SAID WINDING ARMS DEFINING AN AXIS OF ROTATION FOR EACH ARM PROVIDING END-OVER-END SWINGING MOVEMENT OF SAID WINDING ARMS DEFINING AN AXIS OF ROTATION FOR EACH ARM PROVIDING END-OVER-END SWINGING MOVEMENT OF SAID MANDREL, DRIVING MEANS EFFECTING ROTATION OF SAID WINDING ARMS TO PRODUCE END-OVER-END SWINGING MOVEMENT OF SAID MANDREL, AND TAPE-FEEDING MEANS FOR DISPENSING TAPE IN A CONTINUOUS LENGTH WHICH IS TRANSFERRED ONTO THE MANDREL AS THE MANDREL FOLLOWS ITS ROTATIONAL AND END-OVER-END MOVEMENT.