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:
Oct. 23, 2007
Filed:
Mar. 28, 2007
Applicants:
Toyonori Sasaki, Anjo, JP;
Makoto Yamada, Gifu, JP;
Takashi Ito, Nagoya, JP;
Inventors:
Assignee:
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/195 (2006.01); B41J 29/393 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ink cartridge includes an ink chamber, and a movable member disposed within the ink chamber. The movable member includes a signal blocking portion, and a float portion. The ink cartridge also includes a guide, and the movable member is configured to move between a first position and a second position based at least on an amount of ink disposed within the ink chamber. Moreover, when the moveable member moves from the first position to the second position the moveable member slides along the guide.