The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 22, 1988

Filed:

Sep. 10, 1986
Applicant:
Inventor:

Yasuhiko Yoshimura, Yokohama, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
369 771 ;
Abstract

A disc loading/unloading apparatus according to the present invention is driven by motor power in interlock with the insertion condition of a disc and pushing out the disc from the operating position outside the apparatus. The apparatus includes positioning members for contacting the outer perimeter of the disc at spaced locations on the perimeter upon insertion of the disc into the opening, a spring for urging the positioning members against the outer perimeter of the disc for holding the disc in a loaded position and a disc ejection mechanism for ejecting the disc from the loaded position. The disc ejection mechanism includes an unloading lever for pushing the disc toward the opening and a rotatable cam for counteracting the biasing force of the spring and releasing the disc from the urging of the spring until the disc moves toward the opening beyond a predetermined position.


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Yoshimura, Yasuhiko. (1988). Disc loading/unloading apparatus (U.S. Patent No. 4733387). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4733387

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