Title: Torch type pipe cutter

Abstract: A pipe cutter including a wheeled carriage which mounts a torch and rolls circumferentially about a pipe so that the torch can progressively make a cut thereabout. The carriage may be held snugly to the pipe by a chain or rope and take-up mechanism, and be advanced about the pipe by a crank unit detachably mounted to the pipe.

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Inventors: Buford, Wesley E. (Covina, CA, US)

Application Number: 417249
Filing Date: 1973-11-19
Publication_date: 1976-08-17
Assignee:
Primary Class(es): 266/56 30/97, 59/93, 266/69, 266/74
Other Classes:
US Patent Ref:

612138	Oct, 1898	Reeve	59/93.
1879444	Sep, 1932	Ost et al.	266/23.
1886855	Nov, 1932	Wagner	33/21.
2021441	Nov, 1935	Brown	266/23.
2502660	Apr, 1950	McLean	33/21.
2851265	Jul, 1958	Cink	266/23.
3572669	Mar, 1971	Brand	266/23.
3700223	Oct, 1972	Elliott	266/23.
3810359	May, 1974	Schreyer et al.	59/93.
3856283	Dec, 1974	Johnson	266/23.

Other Refs: 349,473530,419

Nov, 1960	CH
Dec, 1940	UK

Primary Examiner: Lake, Roy
Assistant Examiner: Bell, Paul A.
Attorney: Green; William P.