Floating die type pellet mill

Claim 1

A PELLET MILL COMPRISING A HOUSING INCLUDING FRONT AND REAR WALLS; MEANS FOR ADJUSTABLY SUPPORTING AN EXTRUSION ROLL ADJACENT THE OUTER SIDE OF SAID FRONT WALL, SAID MEANS INCLUDING A PAIR OF BEARING HOUSING, MEANS ROTATABLY SUPPORTING ONE OF SAID BEARING HOUSINGS ADJACENT SAID FRONT WALL, MEANS ROTATABLY SUPPORTING SAID OTHER BEARING HOUSING ADJACENT SAID REAR WALL INDEPENDENTLY OF BUT IN ALIGNMENT WITH SAID FIRST ROTATABLE BEARING HOUSING, BEARING MEANS ECCENTRICALLY CARRIED BY ONE OF SAID ROTATABLE BEARING HOUSINGS, BEARING MEANS ECCENTRICALLY CARRIED BY THE OTHER OF SAID ROTATABLE BEARING HOUSINGS AND ON A COMMON AXIS WITH SAID FIRST BEARING MEANS, A SHAFT JOURNALLED IN SAID BEARING MEANS AND EXTENDING THROUGH AN OPENING IN SAID FRONT WALL OF A SIZE TO EXPOSE THE PROXIMATE BEARING HOUSING; A ROLL MOUNTED ON THE EXTENDED END OF SAID SHAFT; MEANS FOR ANGULARLY ADJUSTING SAID BEARING HOUSINGS SIMULTANEOUSLY TO SWING SAID SHAFT AND ITS ROLL THROUGH AN ARC TO OBTAIN ADJUSTMENT OF SAID ROLL; AND MEANS FOR MAINTAINING A SEAL BETWEEN SAID SHAFT AND SAID FRONT WALL, SAID MEANS INCLUDING A CIRCULAR WALL INSERT AFFIXED TO THE EXPOSED BEARING HOUSING ON A COMMON AXIS AND HAVING A SHAFT OPENING WITH ITS CENTER ON THE AXIS OF SAID SHAFT, AND MEANS ROTATABLY SEALING SAID SHAFT IN SAID CIRCULR WALL INSERT.