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:
Apr. 16, 1991
Filed:
Jun. 28, 1989
Hiroyuki Chigasaki, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
This invention is relative with a tape cassette attachment device applied to a magnetic recording/reproducing apparatus, such as a cassette tape recorder, wherein a cassette holder into which is inserted and held a tape cassette having a closure plate mounted to the bottom surface of the cassette half for movement between the position of closing the reel drive shaft insertion openings formed in the bottom surface of the cassette half rotatably accommodating a pair of tape reels carrying a magnetic tape and the position of opening the reel drive shaft insertion openings is shifted horizontally and vertically for attaching the tape cassette at a predetermined tape cassette attachment position in the main body of the apparatus. The tape cassette enables the shifting operation of the cassette holder to effect tape cassette attachment only when the tape cassette is correctly inserted and held with respect to the cassette holder.