Abstract:
THERE IS PROVIDED A NOVEL TYPE OF COUPLING FOR USE IN HELICAL PUMPS OF THE TYPE WHICH COMPRISE A SINGLE ROTOR COACTING WITH AND ECCENTRICALLY ROTATING IN RELATION TO A FIXED STATOR, THE NOVEL COUPLING COMPRISING AN INTERMEDIATE CONNECTOR MEMBER WHICH BRIDGES THE INPUT AND OUTPUT
MEMBERS OF THE COUPLING TO TRANSMIT TORQUE, AND ONLY TORQUE, THEREBETWEEN, THE CONNECTOR MEMBER BEING ESPECIALLY ADAPTED TO PERMIT THE USE OF VARIOUS ARBITRARY MEANS FOR ABSORBING AXIAL FORCES OCCURRING IN THE COUPLING.