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:
May. 31, 2011
Filed:
Oct. 24, 2007
Applicants:
Chen-hsing Cheng, Hsinchu, TW;
Yu-ning Wang, Hsinchu, TW;
Inventors:
Chen-Hsing Cheng, Hsinchu, TW;
Yu-Ning Wang, Hsinchu, TW;
Assignee:
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/19 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ink-jet device () is provided. The ink-jet device includes an ink reservoir (), a print head (), and a carry-in pipe () connected between the ink reservoir and the print head. The ink-jet device further includes an air outlet pipe () and a balance pipe (). The air outlet pipe is connected with the print head and intercommunicates with the atmosphere. The balance pipe is connected between the carry-in pipe and the air outlet pipe. A method for eliminating air bubbles in print head is also provided.