Method for preparing stylus lapping discs

Details Method for preparing stylus lapping discs Method for preparing stylus lapping discs

1980-02-04

1981-10-27

Kimlin, Edward C.

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Coating or impregnating workpiece before molding or shaping...

51209DL, 51281R, 264107, 264219, 264225, 264239, 264255, 346137, 369126, 369151, 430306, 430315, 430324, 430347, B32B 326, B29C 102, B28B 1900

Patent

active

042973120

ABSTRACT:
An improved method of reproducing a spiral groove pattern in the surface of a plastic disc wherein the intersections of the surface of a metal article generated during the replication process are filled in to form concave junctions.

REFERENCES:
patent: 3842194 (1974-10-01), Clemens
patent: 3882214 (1975-05-01), Nosker et al.
patent: 3950173 (1976-04-01), Ross et al.
patent: 4104832 (1978-08-01), Keizer
patent: 4162510 (1979-07-01), Keizer
patent: 4211617 (1980-07-01), Hunyar
Ryan, RCA Review, vol. 39, pp. 87-115 (1978).
Firester, RCA Review, vol. 39, pp. 427-471 (1978).

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