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. 21, 1989
Filed:
Oct. 07, 1987
Hideaki Kawada, Kanagawa, JP;
Hideo Kawamoto, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
In a cassette which comprises a housing having spaced top and bottom walls and a side wall extending between the top and bottom walls along a substantial portion of the housing and an aperture formed in one of the walls and through which, during a recording and/or reproducing operation, access is had to a recording medium that is movably disposed within the housing, the housing having a positioning opening in the bottom wall for receiving a positioning pin therein when the cassette is disposed in an operative position in a recording and/or reproducing apparatus; the cassette having, for indicating a specific condition of the cassette, a connecting hole formed in the housing in communication and alignment with the positioning opening, and a plug element which is slidably inserted in the connecting hole, with the specific condition of the cassette being indicated by the position of the plug element.