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:
Nov. 19, 2002
Filed:
Dec. 07, 2001
Applicant:
Inventors:
Assignee:
Samsung Electronics Co., Ltd., Kyungki-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/14 ; B41J 2/16 ; B41J 2/05 ;
U.S. Cl.
CPC ...
B41J 2/14 ; B41J 2/16 ; B41J 2/05 ;
Abstract
An inkjet printhead includes a nozzle plate having a nozzle, a substrate having an ink feed hole, and an intermediate layer interposed between the nozzle plate and the substrate, wherein the intermediate layer includes an ink chamber connected to the ink feed hole and the nozzle and a heating element surrounding the ink chamber. In the present invention, the nozzle, the ink chamber, and the ink feed hole are formed in a straight channel, thereby providing a high density printhead.