Scrapers for slicing machines

Claim 1

IN A SLICING MACHINE OF THE TYPE HAVING A CUTTING BLADE WHICH MOVES CONTINUOUSLY IN ONE DIRECTION WHILE THE MACHINE IS IN OPERATION, AND BEING PROVIDED WITH A FRAME, A SCRAPER POSITIONED ON SAID FRAME OF THE MACHINE AGAINST THAT FACE OF THE BLADE WHICH IS IN CONTACT WITH A SLICE BEING CUT AWAY FROM THE MASS; SAID SCRAPER BEING IN WIPING CONTACT WITH SAID BLADE FACE AND ONE END THEREOF EXTENDING SUBSTANTIALLY TO THE CUTTING EDGE OF SAID BLADE, MEANS ON THE MACHINE AFFORDING AN AXIS SERVING AS A FULCRUM CONTACTING A SURFACE OF SAID SCRAPER, ABOUT WHICH FULCRUM SAID SCRAPER HAS SOME TURNING MOVEMENT WHEREBY SAID END OF THE SCRAPER WILL MOVE AGAINST SAID BLADE FACE; SAID SCRAPER BEING INTERMEDIATE THE BLADE AND SAID FULCRUM, SPRING MEANS RELEASABLY HOLDING SAID SCRAPER ON THE MACHINE, BIASING SAID SCRAPER TO TURN ON SAID FULCRUM SO THAT THE SAID ONE END OF THE SCRAPER IS MAINTAINED AGAINST SAID BLADE FACE AND THE WIPING RELATION BETWEEN SAID SCRAPER AND BLADE IS AUTOMATICALLY MAINTAINED, AND A BLADE HOUSING SECURED TO THE FRAME ON A LEDGE ON SUCH FRAME; SAID HOUSING COVERING A PORTION OF SAID BLADE FACE; SAID SPRING MEANS AND SCRAPER IN PART, BEING WITHIN SAID HOUSING; THAT PART OF THE SCRAPER WHICH IS OUTSIDE THE HOUSING, BEING ON THE EXPOSED PART OF THE BLADE; SAID SCRAPER RESTING ON SAID LEDGE AND SLIDABLE THEREALONG; SAID HOUSING BEING PROVIDED WITH A NOTCH THROUGH WHICH THE SCRAPER IS FITTED FOR LONGITUDINAL SLIDING MOVEMENT; A WALL OF SAID NOTCH SERVING AS SAID FULCRUM AND SAID NOTCH SERVING TO GUIDE SAID SCRAPER IN ITS MOVEMENT TO AND FROM SAID SPRING MEANS; SAID SCRAPER BEING REMOVABLE FROM THE MACHINE BY MERELY A LONGITUDINAL SLIDING MOVEMENT IN ONE DIRECTION ON SAID LEDGE AND MOUNTABLE INTO USE POSITION BY MERELY A LONGITUDINAL SLIDING MOVEMENT IN THE OPPOSITE DIRECTION ON SAID LEDGE WHEREBY SAID SCRAPER BECOMES ENGAGED BY SAID SPRING MEANS; SAID SPRING MEANS BEING THE ONLY PART OF THE MACHINE ENGAGING SAID SCRAPER, AND ONLY THE MANUAL MANIPULATION OF SAID SCRAPER BEING REQUIRED TO REMOVE AND MOUNT IT ON THE MACHINE.