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:
Dec. 27, 2011

Filed:

Apr. 14, 2008
Applicants:

Min-hsi Liu, Hsinchu, TW;

Wei-yuan Peng, Hsinchu, TW;

Wei-fong Lin, Hsinchu, TW;

Jui-yi Yu, Hsinchu, TW;

Inventors:

Min-Hsi Liu, Hsinchu, TW;

Wei-Yuan Peng, Hsinchu, TW;

Wei-Fong Lin, Hsinchu, TW;

Jui-Yi Yu, Hsinchu, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
Abstract

A maintenance station of an inkjet printer mounted in a housing of the inkjet printer includes an ink cup rotationally and slidably coupled to the housing about/along an axis of rotation. The ink cup has a basic plate and a columnar rim around the basic plate. The columnar rim respectively defines a plurality of stopping ratchets and driving ratchets with the same gradient direction at a bottom and top thereof. A moving body is slidably disposed in the housing of the inkjet printer. An actuator movably disposed in the moving body moves together with the moving body, a tail of the actuator stretches out from the moving body for matching with the driving ratchets to rotate the ink cup. A plurality of housing ratchets are disposed in the housing of the inkjet printer and arranged into a ring for matching with the stopping ratchets to prevent the ink cup reversion.


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