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:
Dec. 03, 2024
Filed:
Oct. 27, 2022
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Shotaro Iida, Nagoya, JP;
BROTHER KOGYO KABUSHIKI KAISHA, Nagoya, JP;
Abstract
There is provided a liquid supply device including: first and second valves; a head; a suction mechanism; and a controller. The controller is configured to: execute a valve-opening operation of opening the first and second valves, in response to a suction instruction; execute a valve-closing operation of closing the first valve depending on output of a first signal, and closing the second valve depending on output of a second signal, the first signal indicating that an amount of a first liquid in a first tank is a first threshold value or more, the second signal indicating that an amount of a second liquid in a second tank is a second threshold value or more; and execute a suction operation of driving the suction mechanism for a predetermined time period.