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:
Jul. 11, 1989
Filed:
Feb. 03, 1988
Shigeru Tateno, Tochigi, JP;
Kazuo Ozawa, Miyagi, JP;
Sony Corporation, Tokyo, JP;
Abstract
A cassette reel for use with a video cassette having an upper flange formed of a transparent plate and a plurality of indicators for a tape volume, each of the indicators being formed of a plurality of crimped portions provided on the outer surface of the upper flange in the diametrical direction thereof, wherein the innermost crimped portions of the plurality of indicators are made higher than other crimped portions, so that when the cassette reels are stacked up and transported for the assembly, the transparent portion of the cassette reel can be protected from being damaged and the commercial value of the cassette reel can be increased without being designed awkwardly.