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:
Feb. 27, 2018
Filed:
May. 17, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Shin Genta, Yokohama, JP;
Masaya Uetsuki, Yokohama, JP;
Toshimitsu Danzuka, Tokyo, JP;
Kazuo Suzuki, Yokohama, JP;
Yoshinori Nakagawa, Kawasaki, JP;
Masataka Kato, Yokohama, JP;
Tsuyoshi Ibe, Yokohama, JP;
Tomoki Yamamuro, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A recording device including a recording head, a tank, a valve capable of being switched between an open state where ink is supplied from the tank to the recording head and a closed state where the ink is not supplied, a cap covering a discharge port surface, a pump configured to make a pressure of an inside of the cap negative, an acquiring unit configured to acquire information on an atmospheric pressure of an environment where the recording device is placed, and a control unit configured to perform a suction operation of sucking the ink from the discharge port surface by driving the pump when the valve is in the closed state, making the pressure of the inside of the cap negative, and then switching the valve to the open state and to control the suction operation based on the acquired information.