Cutting by use of rotating axially moving tool – Tool or tool with support – Having stepped cutting edges
Patent
1983-02-24
1985-03-19
Briggs, William R.
Cutting by use of rotating axially moving tool
Tool or tool with support
Having stepped cutting edges
408223, 408227, 408713, B23B 5100
Patent
active
045056269
ABSTRACT:
A cutting tool having an upper cylindrical body and a lower cylindrical body with flat surfaces on opposite sides of the lower cylindrical body, flutes in said lower cylindrical body and three triangular cutting elements indexible to three separate positions secured in said lower cylindrical body and means for detachably securing said triangular cutting elements, one of said cutting elements having three cutting edges for each position and the other two of said cutting elements having one cutting edge for each position.
REFERENCES:
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patent: 4090801 (1978-05-01), Faber
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patent: 4197042 (1980-04-01), Krhounek et al.
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patent: 4252480 (1981-02-01), Mizuao et al.
patent: 4265574 (1981-05-01), Eckle
patent: 4297058 (1981-10-01), Armbrust et al.
patent: 4367991 (1983-01-01), Grafe et al.
patent: 4393735 (1983-07-01), Eckle et al.
Briggs William R.
Dexport Tool Company, Inc.
Utz Edward J.
Webb Glenn L.
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