Patent ID: 9233543
Filing Date: 2016-01-12
CPC Classification: B41J

Claim Text:
1. A waste liquid container detachably mounted on a mounting unit which includes a discharge portion discharging a waste liquid and a projection to which a substrate connection portion is joined, the waste liquid container comprising: a containing portion that is able to contain the waste liquid; a connection concave portion that is opened in a mounting direction in regard to the mounting unit so that the projection is insertable at a time of mounting on the mounting unit; a circuit substrate that includes connection terminals electrically connected to the substrate connection portion at the time of the mounting on the mounting unit and is joined to the connection concave portion; and a waste liquid introduction portion that is connected to the discharge portion at the time of the mounting on the mounting unit, wherein in the connection concave portion, one pair of guide portions guiding the projection at the time of the mounting on the mounting unit is formed so that the connection terminals are interposed therebetween in a width direction intersecting the mounting direction, and wherein of the pair of guide portions, one guide portion is disposed between the connection terminals and the waste liquid introduction portion in the width direction.