Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent
1984-03-16
1985-07-02
Parker, Roscoe V.
Abrasive tool making process, material, or composition
Impregnating or coating an abrasive tool
51281SF, 511311, B24B 1900
Patent
active
045259577
ABSTRACT:
Grinding apparatus and a method for finishing face-type commutator are shown for producing a cycloidal like grinding pattern which has a controlled depth of surface roughness established by the grain size of abrasive grit and a pitch which is controlled by relative rotational speeds of the tool and the workpiece.
REFERENCES:
patent: 325296 (1885-09-01), Wetherbee
patent: 969633 (1910-09-01), Jordan
patent: 3965623 (1976-06-01), Grutza et al.
Evans John C.
Ex-Cell-O Corporation
Parker Roscoe V.
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