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. 07, 1990
Filed:
Aug. 24, 1989
Applicant:
Inventor:
In J Kim, Seoul, KR;
Assignee:
Goldstar Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
267158 ; 36013033 ;
Abstract
A leaf spring for supporting supply and take-up reels of a video tape cassette which has a narrow and uniform width on the whole while having a proper tensional force suitable for supporting the reels, whereby the leaf spring prevents a tape from badly travelling by maintaining the rotational centers of reels uniform without rolling thereof and reduces waste pieces from cutting materials.