Pneumatic conveyor machines having swivel cyclone separators

Claim 1

IN A PNEUMATIC COVEYOR MACHINE, THE COMBINATION COMPRISING A FRAME, A BLOWER SECURELY MOUNTED ON SAID FRAME AND HAVING SUCTION AND DISCHARGE CONNECTIONS, AN OUTLET PIPE SECURELY MOUNTED ON SAID FRAME AND CONNECTED TO SAID DISCHARGE CONNECTION, A CYCLONE SEPARATOR HAVING A GENERALLY CIRCULAR HOUSING WITH A TANGENTIAL INLET PIPE FOR CONDUCTING AIR AND GRANULAR MATERIAL INTO SAID HOUSING THE GRANULAR MATERIAL BEING SEPARATED FROM THE AIR IN SAID HOUSING BY CENTRIFUGAL ACTION, SAID SEPARATOR HAVING A LOWER HOPPER PORTION FOR RECEIVING THE GRANULAR MATERIAL, SAID SEPARATOR HAVING AN AXIAL UPWARLY DIRECTLY AIR OUTLET CONDUIT, A FEEDER VALVE SECURELY MOUNTED ON SAID FRAME AND CONNECTED BETWEEN THE LOWER END OF SAID HOPPER PORTION AND SAID OUTLET PIPE FOR FEEDING THE GRANULAR MATERIAL INTO SAID OUTLET PIPE, SAID FEEDER VALVE HAVING A DISCHARGE CONDUIT SECURELY CONNECTED TO SAID OUTLET PIPE, A SUCTION PIPE CONNECTED BETWEEN SAID SUCTION CONNECTION OF SAID BLOWER AND SAID OUTLET CONDUIT OF SAID SEPARATOR, AN UPPER SWIVEL JOINT BETWEEN SAID SUCTION PIPE AND SAID OUTLET CONDUIT OF SAID SEPARATOR, A LOWER SWIVEL JOINT BETWEEN SAID FEEDER VALVE AND SAID HOPPER PORTION OF SAID SEPARATOR, SAID LOWER SWIVEL JOINT INCLUDING A BEARING ON SAID FEEDER VALVE AND ROTATABLY SUPPORTING SAID HOPPER PORTION, SAID SEPARATOR BEING ADAPTED TO BE TURNED ABOUT SAID SWIVEL JOINT TO CHANGE THE DIRECTION OF SAID INLET PIPE, AND CLAMPING MEANS FOR LOCKING SAID SEPARATOR IN ANY ADJUSTED POSITION.