Metallurgical apparatus – Means for cutting solid metal with heat – e.g. – blowpipes – With means for cutting tubular workpiece
Patent
1983-04-28
1984-04-03
Stallard, W.
Metallurgical apparatus
Means for cutting solid metal with heat, e.g., blowpipes
With means for cutting tubular workpiece
266 56, B23K 704
Patent
active
044403836
ABSTRACT:
Apparatus for cutting a pipe tube turn has a frame that may be fixed on the pipe and mounts a cutting torch for movement orbitally of the tube turn's longitudinal axis and in a plane that is at right angles to such axis. The cutting torch is stabilized and guided during its movements by two sets of followers which straddle the torch and engage the tube turn's surface. Each set of followers has a pair of rollers journaled in a common axis and straddling the cut made by the torch.
REFERENCES:
patent: 1505106 (1924-08-01), Schroder
patent: 2442505 (1948-06-01), Millett
patent: 2843373 (1958-07-01), Livers
patent: 3265379 (1966-08-01), Mighton
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