Gear cutting – milling – or planing – Milling – Randomly manipulated – work supported – or work following device
Patent
1979-12-06
1981-09-08
Briggs, William R.
Gear cutting, milling, or planing
Milling
Randomly manipulated, work supported, or work following device
51241S, 408 76, 409181, 409184, B23C 120
Patent
active
042881862
ABSTRACT:
Apparatus for accurately cutting pits or anomalies in steel pipe or plate stock to be used as a standard for calibrating magnetic flux leakage detection equipment used for testing for anomalies in such stock.
REFERENCES:
patent: 1396885 (1921-11-01), Sanchez
patent: 1889653 (1932-11-01), Gorton
patent: 2863338 (1958-12-01), Stewart
patent: 3166985 (1965-01-01), Stanley
patent: 3387509 (1968-06-01), Lupear
patent: 3596558 (1971-08-01), Rydell
Dockal Rodney O.
Lindsey Harold A.
AMF Incorporated
Briggs William R.
Gallagher John H.
Price George W.
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