Heated knife

Claim 1

A HEATED KNIFE FOR CUTTING FROZEN FOODS AND THE LIKE, SAID KNIFE COMPRISING A BLADE AND A HANDLE ATTACHED THERETO, SAID BLADE COMPRISING TWO ELONGATED, FLAT SHEET METAL PLATES DISPOSED IN FACE-TO-FACE RELATION, EACH PLATE HAVING TWO LONGITUDINAL EDGES AND TWO END EDGES, SAID PLATES BEING HERMETICALLY WELDED TO ONE ANOTHER ALONG BOTH FACING LONGITUDINAL EDGE BORDERS THEREOF AND ALONG ONLY ONE PAIR OF FACING END EDGE BORDERS THEREOF WHEREBY TO FORM TWO LONGITUDINAL MARGINAL EDGE ZONES AND A TIP END MARGINAL EDGE ZONE CONSTITUTING A CONTINUOUS BAND OF SUBSTANTIAL WIDTH, AT LEAST ONE LONGITUDINAL EDGE OF THE BLADE BEING SHARPENED AND DEEPLY NOTCHED WITHIN THE WELDED BAND, EACH PLATE INCLUDING A SHALLOW POCKET DEFINED BY THE WELDED LONGITUDINAL AND TIP END MARGINAL EDGE ZONES THEREOF, THE POCKETS OF SAID PLATES FACING ONE ANOTHER TO FORM A WELL EXTENDING FROM THE TIP END EDGE OF THE BLADE TO THE UNWELDED END EDGES OIF THE PLATES, A FLAT ELONGATED ELECTRICAL RESISTANCE HEATING ELEMENT WHOLLY DISPOSED IN AND ENSHEATHED BY SAID WELL AND EXTENDING SUBSTANTIALLY THROUGHOUT THE LENGTH OF THE BLADE, A HANDLE MOUNTING SHANK INTEGRAL WITH THE UNWELDED END EDGE OF ONE PLATE AND EXTENDING INTO THE HANDLE, MEANS SECURING THE HANDLE TO SAID SHANK, ELECTRICAL TERMINALS IN THE HANDLE, AND ELECTRICAL CONDUCTING MEANS CONNECTING THE HEATING ELEMENT TO THE ELECTRICAL TERMINALS, SAID CONDUCTING MEANS EXTENDING OUT OF THE WELL AT THE UNWELDED END EDGES OF THE PLATES AND INTO THE HANDLE.