SET OF CUTTING INSTRUMENTS Russian patent published in 2008 - IPC B23B27/04 B23C5/08 B23C5/22 

FIELD: construction.

SUBSTANCE: instrument consists of casing and at least, one cutting blade with cutting and adjustment parts, elastically fitted into the socket of the casing between the elastic and base jaws and with adjustable surfaces in contact with the holding surface of the elastic jaw and support surface of the base jaw, support surface for the cutting part for contact with the elastic jaw and the oppositely lying cutting part and support surface for contact with the base jaw. To increase reliability and durability due to the lowering of thermo-mechanical load at the edge of the support surface of the base jaw, the adjustment surface of the cutting blade for contact with the elastic jaw is put on a projection, made on its adjustment part, and the adjustment surface of the cutting blade for contact with the base jaw is transverse to its adjustment surface for contact with the elastic jaw. The support surface of the cutting blade for contact with the base jaw is on the base, transverse to its support surface for contact with the elastic jaw.

EFFECT: increased reliability.

6 dwg