Coating pan assembly

Claim 1

A COATING MECHANISM FOR A PAPER MACHINE COMPRISING A BACKUP ROLL FOR SUPPORTING A TRAVELLING PAPER WEB, A COATING ROLL PARALLEL TO THE BACKUP ROLL AND DEFINING THEREWITH A COATING NIP, A COATING PAN BENEATH THE COATING ROLL HAVING END WALLS AND A ONE-PIECE MEMBER FORMING A BOTTOM AND SIDE WALLS, A PAIR OF PIVOTAL ARMS FOR SUPPORTING SAID MEMBER IN COACTING RELATIONSHIP WITH THE ENDS WALLS TO CONTAIN A POOL OF COATING FOR APPLICATION BY THE COATING ROLL, BEARINGS ON THE END WALLS SUPPORTING SAID COATING ROLL, AND A FLUID PRESSURIZED OPERATOR CONNECTED TO SAID ARMS FOR MOVING THE COATING ROLL AND PAN BETWEEN AN OPERATING POSITION WHEREIN THE COATING ROLL IS IN CLOSE RUNNING RELATIONSHIP TO THE WEB AND THE ONE-PIECE MEMBER IS AGAINST THE END WALLS, A REST POSITION WHEREIN THE COATING ROLL IS AWAY FROM THE WEB, AND A DRAIN POSITION WHEREIN THE ONE-PIECE MEMBER IS SEPARATED FROM SAID END WALLS, SAID MEMBER AND END WALLS SEPARATING AT A LOWERMOST POINT OF THE PAN AT SAID DRAIN POSITION FOR A COMPLETE DRAINING OF THE PAN.