Patent attributes
A liquid container detachably mountable to a recording apparatus to which a plurality of liquid containers are mountable at different positions, an apparatus side communicating portion, a light emitting portion, position detecting means for detecting a position of said liquid container where liquid container is mounted by receiving light from said liquid container, said liquid container includes a container side communicating portion capable of information communication with the apparatus side communicating portion; an information storing portion capable of storing at least individuality information of the liquid container; displaying means, including a light passing/blocking portion for passing or blocking the light from the light emitting portion provided in said apparatus, for releasing the light passed by the light passing/blocking portion; and a controller for releasing the light by said displaying means by controlling said light passing/blocking portion when information indicated by a signal relating to the individuality information inputted from said communicating portion and the individuality information stored in said information storing portion, are the same.