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:
Sep. 22, 1981
Filed:
Oct. 20, 1980
Applicant:
Inventors:
Shigeo Sasaki, Kyoto, JP;
Osamu Yamamoto, Takatsuki, JP;
Assignee:
Hitachi Maxell, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
242 74 ;
Abstract
A hub for use in a magnetic recording tape cassette comprising an engagement recess defined in the cylindrical peripheral surface of the hub and a clamp piece having a pair of elastically deformable lugs. When the clamp piece is fitted in the engagement recess with the magnetic recording tape inserted therebetween, the tape is secured on the hub by clamping the tape between the free ends of the lugs and the side walls of the engagement recess.