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:
Jan. 20, 1998
Filed:
Jan. 28, 1997
Naoji Otsuka, Kawasaki, JP;
Hiromitsu Hirabayashi, Yokohama, JP;
Atsushi Arai, Kawasaki, JP;
Hirofumi Hirano, Yokohama, JP;
Kentaro Yano, Yokohama, JP;
Hitoshi Sugimoto, Yokohama, JP;
Masaharu Ikado, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink jet recording head mountable in a recording apparatus, provided with a cleaning member capable of cleaning the ink discharging port formation surface of the recording head for discharging ink, in which there is provided for the ink jet recording head a concavity or a plurality of concavities in the traveling path of the cleaning member on the discharging port formation surface cleaned by the cleaning member at the upstream side in the traveling direction from the discharging port formation area for discharging ink; thus removing the foreign particle on the discharging port surface reliably to perform a stable recording.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile