Polishing method and polishing device

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United States of America Patent

PATENT NO 6945849
APP PUB NO 20050003742A1
SERIAL NO

10501142

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Abstract

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A polishing method particularly suitable for mirror-polishing the concave surface of a lens and a polishing device, the method characterized by including the step of polishing work surfaces (50a, 50b) while allowing parts of the dome-shaped parts of elastic polishing objects (10a, 10b) matching the curved shapes of the concaved work surfaces of the works (50a, 50b) selected from among the plurality of the elastic polishing bodies having the dome-shaped parts (11a, 11b) different in curvature and larger in area than the concaved work surfaces of the works (50a, 50b) to come into contact with the generally entire surfaces of the work surfaces, wherein the curvature centers (40) of the dome-shaped parts are generally aligned with the swing centers (41) of the works, whereby the concaved work surfaces can be rapidly and uniformly polished.

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Patent Owner(s)

Patent OwnerAddress
HOYA LENS MANUFACTURING PHILIPPINES INCPHILIPPINES PROVINCE OF CAVITE CAVITE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyazawa, Makoto Suwa, JP 23 84

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