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.
Patent No.:
Date of Patent:
Mar. 22, 1988
Filed:
Oct. 11, 1983
Applicant:
Inventors:
Tetsu Ogawa, Hanazono, JP;
Masahiro Kato, Chichibu, JP;
Assignee:
Canon Denshi Kabushiki Kaisha, Chichibu, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
360 97 ; 360 71 ; 360 99 ; 369 772 ; 369261 ; 369262 ;
Abstract
A disc unit in which a disc which is inserted into the data storage disc unit in a wrong direction or upside down is automatically discharged from the disc unit. Such a wrong insertion of the disc is detected in response to an index signal generated every time the disc makes one rotation or by detecting an aperture of a disc cassette in which the disc is accommodated.
Ogawa, Tetsu. (1988). Disc unit including automatic ejection upon misinsertion detection (U.S. Patent No. 4733314). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4733314
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile