Axially movable rotor assembly for electrical motors

Claim 1

AN INDUCTION MOTOR FOR DRIVING A WORK LOAD, THE MOTOR BEING ENERGIZABLE BY A SOURCE OF ELECTRICAL SUPPLY AND HAVING AN AXIALLY MOVABLE ROTOR ASSEMBLY INCLUDING A SUBSTANTIALLY VERTICAL ROTOR SHAFT, THE ROTOR BEING ROTATABLE WITHIN SAID MOTOR UPON ENERGIZATION OF THE LATTER WHEREBY UPON AXIAL MOVEMENT IN ONE DIRECTION THE ROTOR ENGAGES A DRIVING MECHANISM AND UPON AXIAL MOVEMENT IN THE OTHER DIRECTION, THE ROTOR IS DISENGAGED FROM THE DRIVING MECHANISM, SAID MOTOR COMPRISING IN COMBINATION: STATIONARY MOTOR FRAME MEMBERS; ROTOR MOTION INDUCING MEMBERS OPERABLE UPON ENERGIZATION OF THE SAME; ROTOR ASSEMBLY MOTION LIMITING MEMBERS; JOURNALS WITHIN SAID LIMITING MEMBERS FOR MAINTAINING THE ROTOR ASSEMBLY IN POSITION FOR ROTATION OF THE SAME AND PERMITTING LIMITED AXIAL MOVEMENT OF THE ROTOR RESPONSIVE TO ENERGIZED AND UNENERGIZED CONDITIONS OF THE MOTOR; A RESILIENT ROTOR SUPPORT MEMBER POSITIONED BETWEEN THE ROTOR AND A LIMITING MEMBER, SAID SUPPORT MEMBER ON THE LOWER SIDE OF SAID ROTOR REMOTE FROM SAID DRIVING MECHANISM MAINTAINING THE ROTOR IN ITS LIMITED POSITION AT REST SAID SUPPORT MEMBER BEING COMPRESSED BY THE WEIGHT OF THE ROTOR; AND SEATING MEANS WITHIN SAID MOTOR FOR MAINTAINING THE RESILIENT SUPPORT MEMBER IN POSITION.