Overhead conveyer trolley

Claim 1

A CONVEYOR TROLLEY FOR USE ON A CONVEYER TRACK COMPRISING: A PAIR OF OPPOSED HANGER ARMS HAVING MUTUALLY CONFRONTING FEET PORTIONS ON THE LOWER ENDS THEREOF AND SPACED APART UPPER PORTIONS ON THE UPPER ENDS THEREOF; EACH OF SAID HANGER ARMS INCLUDING AN UPPER END PORTION MADE IN THE FORM OF A VERTICAL PLATE AND DISPOSED PARALLEL TO THE TRACK; A HUB INTEGRALLY MOUNTED ON THE UPPER END OF EACH OF THE HANGER ARM PLATE PORTIONS; EACH OF SAID HUBS BEING DISPOSED WITH ITS LONGITUDINAL AXIS PERPENDICULAR TO ITS RESPECTIVE HANGER ARM PLATE PORTION AND CONNECTED THERETO AT A SUBSTANTIAL CENTRAL POINT RELATIVE TO THE LONGITUDINAWL AXIS OF HUB; A RECESS FORMED ON INNER AND OUTER ENDS OF EACH OF SAID HUBS; A STUD HOLE CONNECTING SAID RECESSES IN EACH OF SAID HUBS; A SEALED BEARING MEMBER IN EACH OF THE RECESSES IN EACH OF SAID HUBS; EACH OF SAID BEARING MEMBERS INCLUDING A FIXED OUTER RACE AND A ROTATABLE INNER RACE; A TROLLEY WHEEL DISPOSED ON THE INNER SIDE OF EACH OF THE HUBS; EACH OF SAID TROLLEY WHEELS ADAPTED TO ROLL ONE ONE SIDE OF THE TRACK AND HAVING AN AXIAL BORE; THE INNER END OF THE AXIAL BORE WHICH FACES THE TRACK IN EACH WHEEL BEING ENLARGED TO FORM A RECESS AND SEAT FOR THE HEAD OF A STUD; EACH OF SAID WHEELS BEING PROVIDED WITH AN INTEGRAL AXIAL HUB WHICH IS SEATED AGAINST THE OUTER FACE OF THE INNER RACE OF THE BEARING MEMBER IN THE RECESS IN THE INNER END OF THE HUB ON THE ADJACENT HANGER ARM; THE AXIAL BORE IN EACH WHEEL EXTENDING THROUGH THE WHEEL HUB AND COMMUNICATING WITH THE STUD HOLE IN THE ADJACENT HANGER ARM; A STUD HAVING AN ENLARGED HEAD MOUNTED THROUGH THE AXIAL BORE IN EACH WHEEL AND THROUGH THE STUD HOLE IN THE ADJACENT HANGER ARM HUB FOR CONNECTING EACH OF SAID TROLLEY WHEELS TO THE INNER RACE MEMBERS OF THE BEARING MEMBERS IN THE ADJACENTLY DISPOSED HANGER ARM HUB; SAID STUDS BEING ALIGNED ON A COMMON LONGITUDINAL AXIS; THE HEAD ON EACH STUD BEING SEATED IN THE ENLARGED RECESS OF EACH WHEEL AXIAL BORE AND EACH STUD BEING THREADED ON THE END OPPOSITE SAID HEAD; A NUT MOUNTED ON THE THREADED END OF EACH STUD AND BEING SEATED AGAINST THE OUTER FACE OF THE OUTER RACE OF THE BEARING MEMBER IN THE RECESS IN THE OUTER END OF THE HUB ON THE ADJACENT HANGER ARM FOR SECURING THE WHEEL, STUD AND NUT TO THE INNER RACES OF THE BEARING MEMBERS IN THE ADJACENT HANGER ARM; AND, MEANS DETACHABLY CONNECTING THE FEET PORTIONS OF SAID HANGER ARMS TOGETHER.