IP Library Granted Patent US 7,431,233
Granted Patent B2
US 7,431,233 · App. 11/401,251 · Granted Oct 7, 2008

Tape cartridge

Assignee: Hitachi Maxell, Ltd.
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Quick Facts
Patent No.
US 7,431,233
App. No.
11/401,251
Granted
Oct 7, 2008
Kind
B2
Abstract

There is provided a tape cartridge capable of reliably preventing tight adhesion of a magnetic tape to the back side of a front plate portion of a front cover. A regulation body for preventing adhesion of the tape to the back side of the front plate portion of the front cover is integrally provided in a protruding manner in the region including a tape loading pocket on the front face of a main case. The regulation body includes a plurality of kinds of ribs different in protruding size from the back side. The top end of each rib is convex-curved to have a circular arc cross section. A plurality of kinds of the ribs are disposed in horizontal direction at intervals.

Claims (10)

1. A tape cartridge, comprising:

a tape loading pocket formed in a center of a front face of a case body; and a tape protecting front cover provided on the case body for covering an outer front face of the pocket,

wherein a regulation body for preventing adhesion of the tape is integrally provided in a protruding manner in a region facing the pocket on a back side of a front plate portion of the front cover facing a magnetic layer face of a tape,

wherein the regulation body includes a plurality of ribs extending in vertical direction and disposed in horizontal direction at intervals,

wherein a top end face of each rib is convex-curved to have a circular arc cross section,

wherein the regulation body includes a plurality of kinds of ribs different in protruding size from the back side of the front plate portion of the front cover, and

wherein a plurality of kinds of the ribs are disposed in horizontal direction at intervals.

2. The tape cartridge according to claim 1 ,

wherein the regulation body includes large and small ribs different in protruding size from the back side of the front plate portion of the front cover, and

wherein the ribs are disposed in horizontal direction at a constant interval.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 29, 2017
From: HITACHI MAXELL, LTD.
To: FUJIFILM CORPORATION
Reel/Frame 044053/0281 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 11, 2006
From: NISHIWAKI, TOSHIRO
To: HITACHI MAXELL, LTD.
Reel/Frame 017782/0631 →
Priority Claims (1)
JP 2005-114539 · Apr 12, 2005 · national
Continuity (1)
Related Publication 20060226272A1 · Oct 12, 2006