Transmi s s ion

Claim 1

A MOTION TRANSMITTING ARRANGEMENT COMPRISING A ROTARY PRIME MOVER; A DRIVEN DEVICE; AND A PLANETARY GEAR SYSTEM FOR TRANSMITTING ROTATION FROM SAID PRIME MOVER TO SAID DEVICE, SAID SYSTEM COMPRISING A BASE, A FIRST COMPONENT INCLUDING A SUN GEAR, A SECOND COMPONENT INCLUDING A CAGE AND PLANET PINIONS ROTATABLY MOUNTED IN SAID CAGE AND MATING WITH SAID SUN GEAR, A THIRD COMPONENT INCLUDING AN INTERNAL GEAR MATING WITH SAID PINIONS, EACH OF SAID COMPONENTS BEING FREE TO MOVE AT LEAST IN ALL RADIAL DIRECTIONS WITH REFERENCE TO EACH OF THE OTHER OF SAID COMPONENTS; HOUSING MEANS RIGIDLY CONNECTED WITH ONE OF SAID COMPONENTS, MEANS FOR ARTICULATELY CONNECTING SAID HOUSING MEANS TO SAID BASE SO THAT THE HOUSING MEANS AND SAID ONE COMPONENT ARE FREE TO PERFORM AT LEAST RADIAL AND AXIAL MOVEMENTS WITH REFERENCE TO SAID BASE, FIRST ELASTIC COUPLING MEANS CONNECTING SAID PRIME MOVER WITH ANOTHER OF SAID COMPONENTS, AND SECOND ELASTIC COUPLING MEANS CONNECTING SAID DRIVEN DEVICE WITH THE REMAINING COMPONENT, BOTH SAID COUPLING MEANS BEING ARRANGED TO PERMIT AT LEAST RADIAL AND AXIAL MOVEMENTS OF THE RESPECTIVE COMPONENTS AND THE EXTENT OF ALL SAID MOVEMENTS BEING SUCH THAT THE PRESSURE BETWEEN THE TEETH OF SAID PINIONS AND THE TEETH OF SAID GEARS IS SUBSTANTIALLY CONSTANT ALONG THE ENTIRE LINE OF CONTACT BETWEEN SUCH TEETH WHEN SAID PRIME MOVER ROTATES TO DRIVE SAID DEVICE.