Flute knife
AssigneeEM Plastic & Electric Products Ltd.
InventorsW. Stewart Linton, Mario Romero, Beverly Norton, Rae Townsend
Life of this patent
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Abstract
A flute knife for cutting of corrugated plastic sheet includes a handle, a blade shank, two cutting edges and a pair of elongate guide members. The blade shank has a projecting end portion and the cutting edges are located on the projecting end portion and face rearwardly. One elongate guide member is located adjacent a free edge of the blade shank and the other guide member is located between the cutting edges. The handle and the guide members are preferably of a plastic material molded onto the metal blade shank.
Claims9
A flute knife for cutting corrugated plastic sheet comprising an elongate handle having a forward end and a rearward end, a flat metal blade shank extending from said forward end of said handle, said flat metal blade shank having a projecting portion with a rearwardly facing edge to one side of and at an angle to said elongate handle, said projecting portion having at least one securing passage extending through said flat metal blade shank;
- a pair of plastic parallel elongate guide members molded onto said projecting portion with said guide members extending through and securely engaging said at least one securing passage to fix said guide members to said blade shank;
- said pair of plastic guide members extending beyond said rearwardly facing edge and beyond said blade shank;
- each of said elongate guide members extending across said projecting portion on opposite sides thereof with said blade shank partially encased in said guide members, said rearwardly facing edge including an outer cutting edge and an inner cutting edge separated from each other by one of said elongate guide members with the other guide member being immediately adjacent said outer cutting edge.
Dependencies are inferred from the claim text.