Power transfer device

Claim 1

A POWER TRANSFER DEVICE ADAPTED TO TRANSFER POWER ALTERNATELY FROM ONE OF TWO INPUT POWER SOURCES TO AN OUTPUT SHAFT, SAID TRANSFER DEVICE COMPRISING: A PAIR OF AXIALLY ALIGNED INPUT SHAFTS AT LEAST ONE OF SAID SHAFT DEFINING AN OPEN CENTRAL PORTION EXTENDING INTO SAID SHAFT, EACH OF SAID INPUT SHAFTS BEING INTERCONNECTED, RESPECTIVELY, TO ONE OF SAID INPUT POWER SOURCES, AND AN OUTPUT SHAFT DISPOSED WITHIN THE OPEN CENTRAL PORTION OF SAID ONE OF SAID INPUT SHAFTS; A SPUR GEAR AFFIXED TO ONE END, RESPECTIVELY OF EACH SHAFT OF SAID PAIR OF INPUT SHAFTS, SAID SPUR GEARS WHEN ASSEMBLED ON THE ENDS OF SAID SHAFTS BEING IN FACE-TO-FACE RELATION AND DEFINING A SPACE THEREBETWEEN; A PAIR OF GEAR MOUNTING PLATES EACH OF WHICH IS TELESCOPICALLY RECEIVED ABOUT ONE OF SAID INPUT SHAFTS; A CAGED MEMBER MOUNTED ON ONE END OF THE OUTPUT SHAFT, SAID CAGED MEMBER BEING OPERATIVELY DISPOSED WITHIN THE SPACE DEFINED BETWEEN SAID FACE-TO-FACE SPACED SPUR GEARS, SAID CAGED MEMBER HAVING A PLURALITY OF RADIALLY EXTENDING FLANGES THEREON; AND A PLURALITY OF PINION GEARS MESHINGLY ENGAGED WITH EACH OF SAID SPUR GEARS, RESPECTIVELY, EACH OF SAID PINION GEARS BEING ROTATABLY MOUNTED ON A SHAFT, ONE END OF EACH OF SAID SHAFTS BEING MOUNTED IN ONE OF SAID MOUNTING PLATES, THE OTHER END OF EACH OF SAID SHAFTS BEING MOUNTED IN THE RADIALLY EXTENDING FLANGE OF SAID CAGE MEMBER, SAID PINION GEARS ENGAGIGN ONE OF SAID SPUR GEARS BEING MUTUALLY MESHINGLY INTERENGAGED WITH THE PINION GEARS ENGAGING THE OTHER OF SAID SPUR GEARS.