Metallurgical apparatus – Means for cutting solid metal with heat – e.g. – blowpipes – Circle cutter
Patent
1977-10-12
1979-06-12
Dost, Gerald A.
Metallurgical apparatus
Means for cutting solid metal with heat, e.g., blowpipes
Circle cutter
B23K 710
Patent
active
041578147
ABSTRACT:
Disclosed herein is an apparatus for attachment to a conventional welding torch which provides a support and a template for cutting portions of arcs or full arcs. The apparatus includes a nesting mechanism and constraint for retaining the torch cutting assembly and an adjustable template for causing the cutting torch tip to translate in a circular fashion. Various adjustments are provided for changing the radius of the circle and correcting for out of round conditions by means of a vernier.
REFERENCES:
patent: 2323298 (1943-07-01), Cook
patent: 2346172 (1944-04-01), Lennon et al.
patent: 2964969 (1960-12-01), Eckert
patent: 3139471 (1964-06-01), Root
patent: 3804391 (1974-04-01), Case
Bell Paul A.
Dost Gerald A.
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