Metal deforming – By or with work-constrainer and/or manipulated work-forcer – Comprising lever manipulated to force work
Patent
1995-10-10
1997-03-18
Jones, David
Metal deforming
By or with work-constrainer and/or manipulated work-forcer
Comprising lever manipulated to force work
72479, B21D 112
Patent
active
056112378
ABSTRACT:
A novel tool and method for making the tool for bending roofing material having uniformly spaced support ribs. The bending tool has a channel for bending roofing material having uniformly spaced support ribs. The dimensions of the channel height and length are based on properties of the ribs of the roofing material on which the tool is to be used, specifically the height of the ribs and the distance between two consecutive ribs. The tool is made by taking these measurements of the ribs and fabricating a channel based on these measurements. The channel is formed by two flanges attached to a solid upper base. The entire base is attached to a handle.
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Jones David
Litman Richard C.
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