US 12,263,682 B2
Liquid ejection apparatus
Yuji Tamaru, Tokyo (JP); Kazumasa Matsushita, Kawasaki (JP); and Chiaki Muraoka, Kawaguchi (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on May 17, 2022, as Appl. No. 17/746,766.
Application 17/746,766 is a division of application No. 16/988,517, filed on Aug. 7, 2020, granted, now 11,358,393.
Claims priority of application No. 2019-148861 (JP), filed on Aug. 14, 2019.
Prior Publication US 2022/0274412 A1, Sep. 1, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B41J 2/175 (2006.01)
CPC B41J 2/17509 (2013.01) 3 Claims
OG exemplary drawing
 
1. A liquid ejection apparatus comprising a body, the body comprising:
a liquid container provided inside the body and configured to contain liquid and having a refilling port for refilling the liquid container with liquid;
a contained liquid information memory unit configured to store, as contained liquid information, information on the liquid contained in the liquid container;
a refilling liquid information memory unit configured to store, as refilling liquid information, information on the liquid to be supplied for refilling the liquid container;
a liquid ejection head configured to eject the liquid supplied from the liquid container; and
a control unit configured to control an operation of the liquid ejection apparatus according to the contained liquid information stored in the contained liquid information memory unit and the refilling liquid information stored in the refilling liquid information memory unit,
wherein the contained liquid information includes information relating to at least a type of the liquid contained in the liquid container and the refilling liquid information includes information relating to at least a type of the liquid to be supplied for refilling the liquid container, and
wherein the control unit selectively sets a member covering the refilling port of the liquid container into an openable state or into an unopenable state according to the information stored in the contained liquid information memory unit and the information stored in the refilling information memory unit.