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:
Mar. 22, 2011
Filed:
Jan. 29, 2007
Applicants:
Hiroyuki Yamauchi, Nagoya, JP;
Tomoyoshi Yabe, Nagoya, JP;
Inventors:
Hiroyuki Yamauchi, Nagoya, JP;
Tomoyoshi Yabe, Nagoya, JP;
Assignee:
Nichiha Co., Ltd, Nagoya-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a line type inkjet printer, a method for cleaning a nozzle effectively reducing the occurrence of clogging of nozzle. In a nozzle of a printing apparatus having a fixed print head of line type, the method includes a first process for counting the number of times of non-ink jet work operations of the nozzle in each print head from image data for printing, a second process for operating a period to flush based on the number of times of non-ink jet work operations, and the third process for producing a control signal of printing including the period to flush.