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:
Nov. 01, 2011
Filed:
Jan. 16, 2008
Hideaki Shiga, Odawara, JP;
Hideaki Shiga, Odawara, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
The present invention provides a tape reel, a recording tape cartridge, a take-up reel, a pullout member and a drive device that can control fluctuation of a recording tape in the axial direction of a hub and can, even when the recording tape is thinned in accompaniment with an increase in recording capacity, prevent the occurrence of tape edge damage. A tape reelincludes: a hubon which is wound a recording tape T on which is recorded servo signals S that are a reference for tracking by a recording/playback headof a drive device; and flangesandprovided integrally at both end portions of the hub, wherein the diameter of a substantially central portion of the hubis formed larger than the diameters of each of the end portions of the hub