Device for forming roofing tiles

Details Device for forming roofing tiles Device for forming roofing tiles

1997-03-05

1998-11-17

Jones, David

Metal deforming

By relatively movable offset tool-faces

Plural

723891, 723896, 72455, B21D 905, B21J 1302

Patent

active

058361960

ABSTRACT:
A portable machine for on the job forming of pre-countered metal roofing tile wherein the pre-contour may be selectively flattened for accurate cutting or bent to accommodate ridges or valleys.

REFERENCES:
patent: 905909 (1908-12-01), McSherry
patent: 2023638 (1935-12-01), Lawson
patent: 2422952 (1947-06-01), Dakin
patent: 3087242 (1963-04-01), Bohn
patent: 3301035 (1967-01-01), Gill
patent: 3877279 (1975-04-01), Van Cleave
patent: 3902350 (1975-09-01), McManus
patent: 4242903 (1981-01-01), Ledford et al.
patent: 4509357 (1985-04-01), Zbornik
patent: 4574611 (1986-03-01), Hegemann
patent: 4852379 (1989-08-01), Levenberg

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