Polishing device

Details Polishing device Polishing device

1977-08-03

1979-11-13

Smith, Gary L.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51124R, 51235, B24B 1300, B24B 4104

Patent

active

041738489

ABSTRACT:
A device for polishing plano-convex lenses, quartz oscillators and the like comprises a lapping dish having a concave spherical surface and mounted for oscillating and rotary movement. The material to be polished is held by a suction rotary chuck which applies the material to be polished against the lapping dish with a selected pressure. Separate motors are provided for rotating and oscillating the lapping dish and for rotating the material to be polished.

REFERENCES:
patent: 2278314 (1942-03-01), Houchin
patent: 2381449 (1945-08-01), Holman
patent: 2406789 (1946-09-01), Bardwell
patent: 2799974 (1957-07-01), Andrysick
patent: 2955390 (1960-10-01), Phillips
patent: 3318065 (1967-05-01), Shazor
patent: 3833230 (1974-09-01), Noll
patent: 3838865 (1974-10-01), Roberts

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