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:
Feb. 23, 2010
Filed:
Sep. 28, 2004
Applicant:
Tsuyoshi Mita, Kanagawa, JP;
Inventor:
Tsuyoshi Mita, Kanagawa, JP;
Assignee:
Fujifilm Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/45 (2006.01); B41J 29/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
The image forming apparatus in which a plurality of ink chambers filled with ink are aligned, said ink chambers being expanded or contracted and ink being discharged from nozzles of the ink chambers onto a recording medium, by applying a voltage to piezoelectric elements provided on the outer perimeter or the outer side of the ink chambers, wherein said piezoelectric elements are arranged in a substantially parallel plane to the nozzle surface; and shorting devices which short the electrodes of said piezoelectric elements are provided.