Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1984-10-24
1986-01-28
Olszewski, Robert P.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51122, 51124R, 511345R, 5116577, 369 71, B24B 1916
Patent
active
045662240
ABSTRACT:
An improved lapping apparatus is disclosed of the type having a disc shaped lapping surface that rotates while a part to be lapped is held in engagement therewith. The improvement includes control apparatus for controlling the speed of rotation of the lap with respect to the radial position of the part on the lapping surface so that the surface speed of the lap relative to the part is held at a constant level as the part traverses the lapping surface.
REFERENCES:
patent: 2404282 (1946-07-01), Fruth
patent: 3435569 (1969-04-01), Stanley
patent: 4118900 (1978-10-01), Moritomo et al.
patent: 4165560 (1979-08-01), Matsumoto
patent: 4190860 (1980-02-01), Somers et al.
patent: 4343114 (1982-08-01), Tourasse et al.
patent: 4388713 (1983-06-01), Tatsuguchi
McCoy Randall E.
Moldovan Anton G.
Cohen Donald S.
Morris Birgit E.
Olszewski Robert P.
RCA Corporation
Trygg James M.
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