Patent ID: 9399349
Filing Date: 2016-07-26
CPC Classification: B41J

Claim Text:
1. An ink supply device for supplying an ink to a recording head for discharging the ink in an inkjet printer, the ink supply device comprising: a replaceable ink container being a container for storing the ink and being replaceable; and a male connector to be inserted into the replaceable ink container to take out the ink from the replaceable ink container, wherein the replaceable ink container has an insertion opening where the male connector is to be inserted formed therein, the replaceable ink container includes an opening plug that plugs the insertion opening, and the opening plug includes a reed valve that is pressed by the male connector and opened when the male connector is inserted into the insertion opening, and that is closed by making contact with the male connector when the male connector is pulled out from the insertion opening, the reed valve includes a valve body which is in film shape, the valve body extends toward a direction which the male connector is inserted into the insertion opening, and an end portion of the valve body is fixed at a position inside the replaceable ink container and near the insertion opening.