US 12,220,924 B2
Liquid ejection apparatus and liquid tank
Masaya Uyama, Kanagawa (JP); Souta Takeuchi, Kanagawa (JP); and Takumi Shimoda, Kanagawa (JP)
Assigned to Canon Kabishiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Oct. 26, 2022, as Appl. No. 17/974,479.
Application 17/974,479 is a continuation of application No. 17/154,720, filed on Jan. 21, 2021, granted, now 11,511,548.
Claims priority of application No. 2020-014824 (JP), filed on Jan. 31, 2020.
Prior Publication US 2023/0050852 A1, Feb. 16, 2023
Int. Cl. B41J 2/175 (2006.01)
CPC B41J 2/17566 (2013.01) [B41J 2002/17573 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A liquid ejection apparatus comprising:
a housing at least including an upper surface and plural side surfaces which include a front surface;
a plurality of liquid tanks each being arranged in the housing and each being refillable with a liquid from outside;
an operating panel arranged on at least one of the side surfaces; and
a plurality of display units each corresponding to a corresponding one of the plurality of the liquid tanks and each being configured to indicate a remaining liquid amount in the corresponding liquid tank, the plurality of display units being arranged flush to a chamfered surface which joins the upper surface to the front surface of the housing and which is a plane which extends across an entirety of the upper surface and the front surface,
wherein the plurality of display units are arranged side by side along a direction in which the chamfered surface extends,
wherein the display units are arranged along a direction of extension of the plane of the chamfered surface, and each of the display units has a shape extending in the direction in which the chamfered surface extends, and
wherein the plurality of liquid tanks are invisible from outside of the housing in a state where the liquid tanks are arranged inside the housing to eject liquid.