Cutters – for shaping – Rotary cutting tool – Face or end mill
Patent
1988-03-15
1990-01-16
Schmidt, Frederick R.
Cutters, for shaping
Rotary cutting tool
Face or end mill
407 57, 407 53, B26D 112
Patent
active
048939684
ABSTRACT:
An improved end mill which is less subject to breakage in that its helical flutes in the cutting protion are tapered in depth from a maximum proximate the cutting tip to a minimum proximate the transition to the end mill's shank portion.
REFERENCES:
patent: 2113178 (1938-04-01), Gase
patent: 4712948 (1987-12-01), Kidani
Cruz Lawrence
Haugen Orrin M.
Niebuhr Frederick W.
Nikolai Thomas J.
Schmidt Frederick R.
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