Tool for cutting in tube ends and method

Details Tool for cutting in tube ends and method Tool for cutting in tube ends and method

1989-09-29

1991-01-22

Phan, Hien H.

Cutting

Processes

Cutting wall of hollow work

83191, 83195, 83454, 834671, 83693, 83917, B23D 2114, B26D 314

Patent

active

049861549

ABSTRACT:
A method and tool for forming a contour cut in a tube end by applying a force from within the tube end which is applied against the interior surface of the tube end. The tube includes a punch which engages the interior surface of the tube end and has a cutting edge generally conforming to the shape of the contour cut. Preferably each tube end is provide with mirror image contour cuts.

REFERENCES:
patent: 2323546 (1943-07-01), Krueger
patent: 3005369 (1961-10-01), Koster
patent: 3180196 (1965-04-01), Coulon et al.
patent: 3455196 (1969-07-01), Kreider
patent: 3971275 (1976-07-01), Mach
patent: 4043164 (1977-08-01), Brookman
patent: 4194422 (1980-03-01), Williams
patent: 4459886 (1984-07-01), Belzil
patent: 4913021 (1990-04-01), Moran

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