CUTTING PLIERS Russian patent published in 2007 - IPC B23D17/06 B23D29/00 

FIELD: plastic working of metals, possibly cutting shaped, rod materials, tubes.

SUBSTANCE: cutting pliers include hydraulic cylinder with rod and body, control unit, two levers having common rotation pivot rigidly joined with body of hydraulic cylinder, cutters with cutting edges secured to free ends of levers whose opposite ends are jointly coupled with rod of hydraulic cylinder. Said cutters are detachable, lengthwise and crosswise ones. Lengthwise cutters have pointing angle α in range 55 - 65° and they are arranged according to condition providing opening angle of edges β at closing lengthwise cutters along outer end in range 15 - 25°. Crosswise cutters have pointing angle less by 5 - 10° of pointing angle of lengthwise cutters.

EFFECT: enhanced efficiency of safe cutting of metallic rods, reinforcing members and so on, increased wear resistance of cutting members.

4 dwg