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:
Aug. 22, 2017
Filed:
Mar. 29, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Toshimitsu Danzuka, Tokyo, JP;
Masaya Uetsuki, Yokohama, JP;
Kazuo Suzuki, Yokohama, JP;
Masataka Kato, Yokohama, JP;
Tsuyoshi Ibe, Yokohama, JP;
Asako Tomida, Kawasaki, JP;
Shin Genta, Yokohama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An inkjet recording apparatus includes a first ink tank that contains ink, a second ink tank that contains ink supplied from the first ink tank, a communication unit, having conductivity, communicates between the first ink tank and the second ink tank, an opening provided at one end of the communication unit connected to the second ink tank and opening to the second ink tank, an electrode portion provided in the second ink tank, of which a lower end position is located at or above a lower end position of the one end of the communication unit and at or below a highest position of the opening, and a detecting unit that detects an ink amount in the second ink tank in accordance with electrical properties between the electrode portion and the communication unit.