Cutting by use of rotating axially moving tool – With work-engaging structure other than tool or tool-support – Frictionally engaging sides of opening in work
Patent
1990-01-22
1990-12-04
Howell, Daniel W.
Cutting by use of rotating axially moving tool
With work-engaging structure other than tool or tool-support
Frictionally engaging sides of opening in work
408201, 408239R, B23B 5100
Patent
active
049750011
ABSTRACT:
An improved plastic pipe reboring tool having an elongated shank, a generally concavo-convex cutting head, and changeable guide discs effective for cleaning residue glue and plastic from used plastic pipe and fittings so they can be used over again. The reboring tool is operational with both powered and manual chuck rotating devices and can be effectively used on different sizes of plastic pipe.
REFERENCES:
patent: 1460838 (1923-07-01), Bean
patent: 1625836 (1927-04-01), Tanguay
patent: 3289297 (1966-12-01), Casselman et al.
patent: 4295274 (1981-10-01), Bricher et al.
patent: 4580934 (1986-04-01), McCormick
patent: 4693643 (1987-09-01), Heyworth
patent: 4720219 (1988-01-01), Masonek et al.
Masonek Steven J.
Rabo Frederick N.
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