Metallurgical apparatus – Means for cutting solid metal with heat – e.g. – blowpipes – With means for cutting tubular workpiece
Patent
1999-03-25
2000-02-08
Kastler, Scott
Metallurgical apparatus
Means for cutting solid metal with heat, e.g., blowpipes
With means for cutting tubular workpiece
266 70, 266 62, B23K 700
Patent
active
060225068
ABSTRACT:
A circle cutting device that is particularly useful for cutting openings through pipe and round vessels and may also be utilized for cutting circular openings through flat material. The device utilizes a conventional oxygen acetylene cutting torch or plasma cutter and also may be angled to provide a means for bevel cutting circular openings at a desired angle. The device is portable and easily used in field operations by a craftsman.
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patent: 1991117 (1935-02-01), Porteous et al.
patent: 2497853 (1950-02-01), Arnold et al.
patent: 3388901 (1968-06-01), Fergurson
patent: 4411410 (1983-10-01), Sumner
patent: 5159756 (1992-11-01), McGuire
Jolly Michael B.
Kastler Scott
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