Adjustable pipe and tubing bender

Details Adjustable pipe and tubing bender Adjustable pipe and tubing bender

1991-11-21

1992-09-22

Larson, Lowell A.

Metal deforming

By deflecting successively-presented portions of work during...

By use of work-contacting wiper and moving, work-holding form

72149, 72388, B21D 704

Patent

active

051486954

ABSTRACT:
A bending apparatus for metal pipe and tubing which includes an upright spindle assembly; a lower section mounted on the spindle assembly for rotational movement around the spindle, the lower section can be selectively moved around and engaged with the spindle assembly; an upper section which is rotatably mounted on the spindle assembly and removably connected to the lower section, the upper section includes a removable shoe bender; and a radius die positioned at the top of the spindle assembly and in pipe or tube engaging alignment with the shoe bender. The bending apparatus can be disassembled, and moved to a different work site, and reassembled by one person. The bending apparatus can bend pipe or tubing of one-half inch to two inch diameter and larger.

REFERENCES:
patent: 2171907 (1939-09-01), Beehler et al.
patent: 2620848 (1952-12-01), Paoli
patent: 2754880 (1956-07-01), Kuehlman et al.
patent: 2762416 (1956-09-01), Middleton
patent: 3861186 (1975-01-01), Wigner Jr.
patent: 4355528 (1982-10-01), Rothenberger
patent: 4986104 (1991-01-01), Caporusso et al.

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