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. 30, 1994
Filed:
Feb. 11, 1993
Applicant:
Inventor:
Toshikazu Konno, Miyagi, JP;
Assignee:
Sony Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
2423383 ; 2423432 ; 2423471 ;
Abstract
A tape cassette includes a cassette casing which rotatably accommodates tape reels for winding a tape and accommodates a reel locking member for preventing the rotation of the reel when the tape cassette is not in use, wherein the reel locking member is unitedly formed with a spring portion for spring-biasing the reel locking member in its locking direction that the reel locking member prevents the rotation of the reels, and wherein the reel locking member is made of shape memory resin.
Konno, Toshikazu. (1994). Tape cassette having a reel-locking or lid-locking device (U.S. Patent No. 5342001). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5342001
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile