Metal deforming – By relatively movable offset tool-faces – With tool motion in fixed path
Patent
1999-12-17
2000-07-11
Jones, David
Metal deforming
By relatively movable offset tool-faces
With tool motion in fixed path
723896, 72454, 100257, B21D 905, B21J 1302
Patent
active
060855703
ABSTRACT:
A powered, portable, metal bending apparatus has first and second end plates on opposed sides of a carrying element that is moveable along guiding members. A second surface of the first guiding member and the first surface of the carrying element have opposed first and second die parts adapted to bend metal strips therebetween in response to actuation of a mechanically actuated hydraulic jack which has an extendable length not greater than 8 inches and the construction of be apparatus adapted to weigh less than 50 pounds. The carrying element has arcuate corners and is nested between the guiding elements. The apparatus is designed to bend horticultural metal edging strips or other elongated metal elements to preselected angles of 90 degrees or less.
REFERENCES:
patent: 2098548 (1937-11-01), Kick
patent: 2502072 (1950-03-01), Bender
patent: 3283699 (1966-11-01), Hawkins
patent: 3858431 (1975-01-01), Miller
patent: 4242903 (1981-01-01), Ledford et al.
patent: 4790168 (1988-12-01), Vonthien
patent: 5661994 (1997-09-01), Sundquist
patent: 5836196 (1998-11-01), Smith
Hart Frank L.
Jones David
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