Cutting – Other than completely through work thickness or through work... – Combined types of cutting
Patent
1988-02-16
1989-06-27
Yost, Frank T.
Cutting
Other than completely through work thickness or through work...
Combined types of cutting
83 16, 83 49, 83 51, 83171, 83597, 83662, 83869, 409293, 409303, 409308, B23D 1706, B23D 2302
Patent
active
048418269
ABSTRACT:
A method and apparatus for shaping a solid body of soft material wherein the body is notched on one side, a rough cutter moves inwardly through the other side of the body to enter the closed end of the notch and sever body material without breaking, and a finish cutter than removes relatively little material to produce a finish cut.
REFERENCES:
patent: 2590042 (1952-03-01), Root
patent: 3803982 (1974-04-01), Lauderdale
patent: 4179959 (1979-12-01), Lingl, Jr.
patent: 4404882 (1983-09-01), Mock
Duffield Charles F.
Phan Hien H.
Precision Automation Co., Inc.
Yost Frank T.
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