METHOD OF BALANCING AN OPTICALLY READABLE STORAGE DISC AND A DISC BALANCED BY THE METHOD

An interchangeable optically readable storage disk has a substrate with a recording surface, and a cover thereon which may comprise a second substrate with a further recording layer. The disk includes a protecting arrangement at the circumference of the substrate, which includes a balancing arrangem...

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Bibliographic Details
Main Authors LEONARDUS PETRUS JOHANNES HOOGEVEEN, ALOYSIUS MICHAEL JOSEPHUS MARIA SPRUIJT, HENDRIKUS WILHELMUS CORNELIUS MARIA PEETERS
Format Patent
LanguageEnglish
Published 02.11.1988
Edition4
Subjects
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
STATIC STORES
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Summary:An interchangeable optically readable storage disk has a substrate with a recording surface, and a cover thereon which may comprise a second substrate with a further recording layer. The disk includes a protecting arrangement at the circumference of the substrate, which includes a balancing arrangement. The balancing may be effected by apertures in the protecting arrangement, or balancing masses affixed thereto.
Bibliography:Application Number: GB19850003679