Metal deforming – By or with work-constrainer and/or manipulated work-forcer
Patent
1977-09-26
1979-06-19
Lanham, C. W.
Metal deforming
By or with work-constrainer and/or manipulated work-forcer
72705, B21D 114
Patent
active
041583035
ABSTRACT:
Improvement in an apparatus designed to be employed in the straightening of a damaged vehicle frame or the like wherein a vertically extending tower having pulling members mounted thereon and a rotatally mounted framework for supporting a vehicle frame to be straightened is employed and can be adjusted in a desired position whereby when a pulling force is exerted on the said frame by means of the aforesaid pulling the bent or otherwise damaged portion of the frame may be restored to it's original unbent condition.
REFERENCES:
patent: 2442425 (1948-06-01), Merrill et al.
patent: 3566666 (1971-03-01), Berendt
patent: 3888100 (1975-06-01), Chisum
patent: 4023394 (1977-05-01), Borup
Horn Cyrill
Horn Wayne J.
Cyr Frank P.
Gurley D. M.
Lanham C. W.
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