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.

Date of Patent:
Nov. 16, 2010

Filed:

Dec. 11, 2007
Applicants:

Yasuo Inugai, Ibaraki, JP;

Keiji Ban, Ibaraki, JP;

Inventors:

Yasuo Inugai, Ibaraki, JP;

Keiji Ban, Ibaraki, JP;

Assignee:

Hitachi Maxell, Ltd., Ibaraki-shi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 23/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A tape cartridge has a tape housing, first and second reel member cooperate with each other to constitute a reel around which a tape is wound, a connecting and biasing member connecting between the first and second, and first and second engaging means. The first engaging means is provided on an inner surface of the lower wall. The second engaging means is provided on a lower surface of the second reel member. This arrangement allows that the second engaging means can engage with the first engaging means due to a biasing force caused by the connecting and biasing member to prevent a rotation of the second reel member and can disengage from the first engaging means when the drive shaft accesses the second reel member through the opening and forces the second reel member toward the first reel member against the biasing force of the connecting and biasing member.


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