FACEPLATE-CARRIAGE HEAD Russian patent published in 1994 - IPC

FIELD: cutting. SUBSTANCE: head has body 1, faceplate 3, carriage 26 with a cutting tool and lead screw 25. Moreover, the head has a reverser, a setting member, worm gear 15, 24 and gear 7 coaxial to a spindle and connected to the body through electromagnetic coupling 8. Gear 7 is connected in series to worm 15 through the setting member and the reverser mounted in faceplate 3, the worm forms a kinematic pair with worm wheel 24 which is connected to lead screw 25 of carriage 26. EFFECT: improved structure. 1 dwg