Patent ID: 7677710

Claim:
An attachment that is mountable on a liquid ejection apparatus, a liquid retainer being detachably mounted on a mounting portion of the liquid ejection apparatus, the mounting portion having a liquid inlet portion through which a liquid is introduced from the liquid retainer, the liquid being supplied from the exterior of the liquid ejection apparatus to the attachment through a liquid supply passage, the attachment comprising: an attachment body that is mountable on the mounting portion as a replacement of the liquid retainer, the attachment body having a support portion; and a link portion that defines a link passage, the liquid in the liquid supply passage flowing into the mounting portion through the link passage, wherein the link portion is supported by the support portion of the attachment body in such a manner that, when the attachment body is mounted on the mounting portion, a downstream end of the link passage is positioned with respect to and connected to the liquid inlet portion; and wherein a downstream end of the liquid supply passage is connectable to an upstream end of the link passage of the link portion.