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:
Aug. 23, 1994
Filed:
Apr. 23, 1993
Keisuke Hashimoto, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A tape cassette accommodating a magnetic tape therein includes a cassette body having a front opening across which a run of the tape is guided, an outer lid pivotally mounted on said cassette body for movements between opened and closed positions in respect to the front opening of the cassette body, a first inner lid disposed between the outer lid and the cassette body and pivoted in respect to the latter upon movement of the outer lid between its opened and closed positions, a second inner lid mounted either slidably or pivotally on the first inner lid for movement relative to the latter between an extended position and a retracted position, a driving mechanism for displacing the second inner lid to its extended and retracted positions relative to the first inner lid in response to movements of the outer lid to its closed and opened positions, respectively.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile