FOOT-TYPE PIPE BENDER Russian patent published in 2002 - IPC

FIELD: plastic working of metals. SUBSTANCE: pipe bender has casing with thrust rollers and bending template with drive. Bending template has screw, hot rod positioned eccentrically in depression formed at one end of screw, ball and thrust washer, sliding bushing arranged at other end of screw and equipped with single-tooth handle, three gears rigidly connected to screw, with one gear cooperating with said handle and two other gears engageable with two foot pedals. Bending template has detachable threaded connection. Pipe bender is adapted for bending pipes having sizes of up to two inches and may be used during laying of pipes of different types in mounting zone. EFFECT: wider operational capabilities and increased efficiency. 5 dwg