US Patent 10058943 Cutting insert and gear milling cutter

A cutting insert and a gear milling cutter is disclosed. A first major side portion of an insert body of the cutting insert is provided with a first recess having a first bottom surface (24a) and a second major side portion is provided with a second recess having a second bottom surface. The first and second bottom surfaces extend substantially in parallel with a longitudinal axis of the insert body. A first minor side portion is provided with a third recess having a third bottom surface and a second minor side portion is provided with a fourth recess having a fourth bottom surface, the third and fourth bottom surfaces extending across the longitudinal axis. Thus, the cutting insert may be supported in a relevant gear milling cutter against one of the first and second bottom surfaces and against one of the third or fourth bottom surfaces.