Tool for rounding the end of a tube

Metal deforming – Tool and/or tool holder – Having unitary tool-face

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Details

72457, 173 90, B21D 1900, B21D 4100

Patent

active

055643043

ABSTRACT:
A tool for rounding the end of a tube has an anvil with a cylindrical midsection and a tapered forward end. Extending rearwardly from the rear end of the anvil is an elongate shaft, and around the elongate shaft is a cylindrical hammer which slides axially along the shaft to strike the rear surface of the anvil. The hammer is retained in the shaft by any appropriate means such as a threaded nut or external flange at the distal end thereof.

REFERENCES:
patent: 2934984 (1960-05-01), Woodman
patent: 3417603 (1968-12-01), Loew
patent: 3570289 (1971-03-01), Smyers
patent: 3837213 (1974-09-01), Guzzo
patent: 4624323 (1986-11-01), Burrola

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