Thin wall tube straightening apparatus

Details Thin wall tube straightening apparatus Thin wall tube straightening apparatus

1982-12-17

1984-11-20

Crane, Daniel C.

Metal deforming

By relatively movable offset tool-faces

With tool motion in fixed path

72458, B21D 3100

Patent

active

044831757

ABSTRACT:
This invention relates to tube straightening apparatus in general and more specifically to a lightweight tube straightening device that has a unique rolling fulcrum, that allows the straightening forces to be applied along a wide area of the running tube length.

REFERENCES:
patent: 108123 (1870-10-01), Emerson
patent: 853513 (1907-05-01), Keith et al.
patent: 1054132 (1913-02-01), Miner
patent: 1651546 (1927-12-01), Reynolds
patent: 1907925 (1933-05-01), Wochner
patent: 2531728 (1950-11-01), Gersh
patent: 2755761 (1956-07-01), Carr
patent: 3415104 (1968-12-01), Conklin
patent: 3531972 (1970-10-01), Smith
patent: 4184356 (1980-01-01), Wittmer
patent: 4282737 (1981-08-01), Maples

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