Cutting by use of rotating axially moving tool – Processes – Bit detachable
Patent
1993-04-29
1994-05-24
Bishop, Steven C.
Cutting by use of rotating axially moving tool
Processes
Bit detachable
408196, 408201, 408204, 408713, 82113, B23B 516
Patent
active
053142705
ABSTRACT:
A plunge cutting device for plastic pipe, pipe couplings, plastic flanges and other planar members includes a cylindrical body including slots formed therein, a pilot for guiding the cylindrical body, and cutters adjustably mounted in the slots. A canted relief is formed in the cylindrical body adjoining the leading wall of each slot to facilitate ejection of cut shavings. The pilot may comprise a main pilot and an auxiliary pilot detachably connected to the main pilot. The auxiliary pilot can be replaced with one of a different diameter in accordance with the dimensions of a pipe being processed with the device.
REFERENCES:
patent: 3636803 (1972-01-01), Miller
patent: 3817649 (1974-06-01), Medney
patent: 3999452 (1976-12-01), Larsen
patent: 4114484 (1978-09-01), Feamster, III
patent: 4364290 (1982-12-01), Astle
patent: 4691600 (1987-09-01), Carlson et al.
patent: 4693643 (1987-09-01), Heyworth
patent: 4930948 (1990-06-01), Bowen
Lavancy Wayne N.
Stack Darrell G.
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