Metal deforming – Tool and/or tool holder – Having unitary tool-face
Patent
1995-03-13
1996-10-15
Jones, David
Metal deforming
Tool and/or tool holder
Having unitary tool-face
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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