US 2025/0018722 A1Published application

Ink cartridge

AssigneeRoland Dg Corporation

InventorsSatoshi HIRAIDE, Yuki TOMITA

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Abstract

An ink cartridge includes a box-shaped case main body including side walls and an opened upper portion, a plate-shaped cover attachably/detachably covering an opening of the case main body and including cover side walls on long sides, inserted into insides of main body side walls on long sides of the case main body in a mounted state, and a replaceable ink bag. The cover includes, on the cover side walls on the two long sides, engagement claws protruding toward the main body side walls facing in the mounted state. The case main body includes, on the main body side walls, engagement holes engageable with the engagement claws, and slide portions including inclined surfaces extending in a long-side direction and inclined upward, near the engagement holes on inside surfaces of the main body side walls, to slide and guide the engagement claws during attachment/detachment of the cover.

Claims6

Dependent claims

An ink cartridge comprising:

a box-shaped case main body including side walls facing each other and an opening;
a cover attachably/detachably covering the opening of the case main body and including cover side walls superimposed on main body side walls of the case main body in a mounted state;
a replaceable ink bag housed in a space defined by the case main body and the cover;
one or more engagement claws on one of the cover side walls and the main body side walls, and protruding toward the other of the main body side walls and the cover side walls facing in the mounted state;
one or more engagement holes on the other of the main body side walls and the cover side walls and engageable with the one or more engagement claws;
and
slide portions including, near the engagement holes, inclined surfaces extending toward ends of the main body side walls or the cover side walls from the engagement holes to slide and guide the engagement claws when the case main body and the cover are detached from each other.

4 more elements

Dependencies are inferred from the claim text.