Knife support

Claim 1

A KNIFE HOLDER ADAPTED FOR MOUNTING A CUTTING BLADE BENT ALONG ITS LENGTH TO FORM A GIVEN CONFIGURATION, SAID BLADE HAVING A CUTTING SURFACE AT THE UPPER EDGE AND A RELATIVELY FLAT SURFACE AT THE LOWER EDGE, SAID HOLDER COMPRISING A SUPPORT MEMBER WITH A RECESS AND A RIB COEXTENSIVE WITH SAID RECESS, SAID RECESS AND RIB HAVING APPROXIMATELY THE SAME CONFIGURATION AS THE CUTTING BLADE, A COVER MEMBER PROVIDED WITH AN APERTURE HAVING APPROXIMATELY THE SAME CONFIGURATION AS THE CUTTING BLADE, SAID COVER MEMBER HAVING A RECESSED PORTION COEXTENSIVE WITH SAID APERTURE AND ADJACENT THERETO, SAID RECESSED PORTION OF THE COVER COACTING WITH THE RIB OF SAID SUPPORT MEMBER TO FORM A CONTRACTIBLE SPACE HAVING AN OPEN SIDE, A MASS OF FLEXIBLE RELATIVELY NONCOMPRESSIBLE MATERIAL IN SAID SPACE, A KNIFE SUPPORT LOCATED WITHIN THE RECESS OF THE FIRST MENTIONED SUPPORT, SAID KNIFE SUPPORT HAVING A SHOULDER THEREON AGAINST WHICH THE FLAT BOTTOM SURFACE OF SAID BLADE ABUTS SO THAT THE BLADE IS ADJACENT THE OPEN SIDE OF SAID CONTRACTIBLE SPACE, SAID KNIFE SUPPORT BEING ON THE OPPOSITE SIDE OF SAID KNIFE FROM SAID OPEN SIDE, AND MEANS FOR ADVANCING SAID COVER TOWARD SAID FIRST MENTIONED SUPPORT TO FORCE SAID MASS AGAINST SAID CUTTING BLADE TO THEREBY HOLD THE CUTTING BLADE AGAINST THE KNIFE SUPPORT SO THAT THE CUTTING SURFACE EXTENDS OUTWARDLY.