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. 21, 2003
Filed:
Mar. 27, 2001
Akira Tsujimoto, Yokohama, JP;
Junji Shimoda, Chigasaki, JP;
Tadayoshi Inamoto, Hachioji, JP;
Isao Kimura, Kawasaki, JP;
Aya Yoshihira, Yokohama, JP;
Kiyomitsu Kudo, Kawasaki, JP;
Tooru Suzuki, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink-jet printing apparatus, a cap and an ejection recovery method can satisfactorily perform a recovery process for respective ejection openings having different ink flow resistances and permit down-sizing. The ink-jet printing apparatus includes a printing head having a plurality of ejection openings, a cap for covering the ejection opening face where a plurality of ejection openings of the printing head are formed, and a recovery unit for suctioning ink from the ejection openings covered by the cap. The ink-jet printing apparatus also includes a sealing member for sealing predetermined ejection openings among the plurality of ejection openings provided within the cap.