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:
Sep. 23, 2003
Filed:
Jun. 13, 2002
Applicant:
Inventors:
Tse-Chi Mou, Hsin-Chu, TW;
Ying-Lun Chang, Hsin-Chu, TW;
Cheng-Hung Yu, Hsin-Chu, TW;
Chin-Yi Chou, Hsin-Chu, TW;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/05 ;
U.S. Cl.
CPC ...
B41J 2/05 ;
Abstract
A structure of a printhead for raising its product acceptance rate and improving its quality is provided. The structure of a printhead includes a base layer, a pattern layer disposed on the base layer, a channel barrier layer having a dry film, an ink channel, a flow channel and plural ink cavities on the pattern layer, and a nozzle plate adhered to the dry film of the channel barrier layer by thermal compression. The pattern layer further includes a flow pattern and a base pattern surrounding a central location for forming thereabove the ink channel.