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:
Jun. 13, 2006

Filed:

Jun. 29, 2004
Applicants:

Kazuo Hiraguchi, Kanagawa, JP;

Wataru Iino, Kanagawa, JP;

Yusuke Ishihara, Kanagawa, JP;

Inventors:

Kazuo Hiraguchi, Kanagawa, JP;

Wataru Iino, Kanagawa, JP;

Yusuke Ishihara, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 23/07 (2006.01);
U.S. Cl.
CPC ...
Abstract

A recording tape cartridge in which a reel includes a reel gear and an engaging gear. The reel gear is formed in an annular shape at an outer face of a base portion of a reel hub. The engaging gear is formed in an annular shape at an inner face of the base portion. Magnetic tape is wound onto an outer periphery of the reel hub. A braking member is engaged with the engaging gear by an urging force and prevents the reel from rotating. A clutch member opposes a gear aperture at a radial direction inner side relative to the reel gear. An operationally pushed surface of the clutch member is pushed by a releasing surface of a drive device and the brake member is lifted, whereby rotation of the reel is enabled.


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