huggkniv and procedure for the production of a huggkniv

摘要

The knife has a cutting edge (7) defined between two edge-forming surfaces (9, 10) at an acute angle to each other. Each edge forming surface is formed with a thickened cutting edge portion (12) in an area next to the cutting edge. The thickened culling edge portion has a shoulder edge (13) towards rest of the edge forming surface, and forms an angle to the rest of the edge forming surface. The edge portions are arranged on both edge-forming surfaces. The edge portions have a width in a range between four and six millimeters and a maximum thickness between one tenth and half of a millimeter. An independent claim is also included for a method of manufacturing a chipper knife.