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. 11, 2014
Filed:
Jan. 26, 2012
Tsuyoshi Ibe, Yokohama, JP;
Masaya Uetsuki, Yokohama, JP;
Kazuo Suzuki, Yokohama, JP;
Toshimitsu Danzuka, Tokyo, JP;
Masataka Kato, Yokohama, JP;
Asako Tomida, Kawasaki, JP;
Hiroaki Komatsu, Yokohama, JP;
Tsuyoshi Ibe, Yokohama, JP;
Masaya Uetsuki, Yokohama, JP;
Kazuo Suzuki, Yokohama, JP;
Toshimitsu Danzuka, Tokyo, JP;
Masataka Kato, Yokohama, JP;
Asako Tomida, Kawasaki, JP;
Hiroaki Komatsu, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
When performing at least one of preliminary ejection or a suction unit as a countermeasure against adhering ink that accumulates in the portion where preliminary ejection is performed, the preliminary ejection amount and suction speed of the suction unit are optimized. An inkjet print apparatus that prints by using a printing head for ejecting ink, comprising: an ejecting unit; a sucking unit; a measuring unit that measures an elapsed time after the sucking unit is performed; and a control unit that control ejection by the ejecting unit or sucking by the sucking unit according to the elapsed time measured in the measuring unit; wherein as the elapsed time becomes longer, the amount of ink that is ejected to the ink receiving unit in the ejecting unit is increased or a suction speed at which the ink is sucked in the sucking unit is increased.