Box makers forms

Details Box makers forms Box makers forms

1990-04-30

1991-07-02

Larson, Lowell A.

Metal deforming

By use of roller or roller-like tool-element

With work-forcer offset from, and relatively movable...

72390, 72413, 72448, B21D 908

Patent

active

050276336

ABSTRACT:
A method of bending rule to be used to cut a slot as part of a box makers form comprising locating the rule tangentially of a pair of rollers and driving a former between the rollers so that the rule pivots around the rollers as it is bent.

REFERENCES:
patent: 96695 (1869-11-01), Havell
patent: 450241 (1891-04-01), Lavery
patent: 2339855 (1944-01-01), Hodil et al.
patent: 3033267 (1962-05-01), Mason
patent: 3271990 (1966-09-01), Mitchell
patent: 3675463 (1972-07-01), Munschauer, Jr. et al.
patent: 4462243 (1984-07-01), Richards

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