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. 23, 1999
Filed:
Apr. 03, 1996
Yasushi Miura, Kawasaki, JP;
Katsuhiro Watanabe, Kawasaki, JP;
Makoto Aoki, Yokohama, JP;
Toshiaki Mabuchi, Tama, JP;
Tomoyuki Kawana, Yokohama, JP;
Takeshi Irizawa, Tokyo, JP;
Chikanobu Ikeda, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In an ink-jet printing apparatus, upon turning on the power source of the printing apparatus, a stirring operation of ink in the main tank is performed for a given period of time, and during sequent printing operation, the stirring operation in the main tank is performed for the give period at every predetermined elapsed time. By this, the printing operation for a long period can be performed employing ink having a water insoluble dye without causing a problem of admixing of bubble or so forth caused by stirring of the ink in the main tank.