Patent ID: 7775650

Claim:
A liquid container, which is adapted to be attached to a container attachment portion of an apparatus, comprising: a housing; a film sealing the housing; a liquid chamber configured to accommodate liquid therein, the liquid chamber including a part defined between the housing and the film; a liquid supply port adapted to be connected to a liquid receiving portion of the apparatus; a liquid leading path configured to lead the liquid in the liquid chamber to the liquid supply port, the liquid leading path including a part defined between the housing and the film; a valve provided in the liquid leading path and configured to allow the liquid to be supplied to the liquid receiving portion through the liquid supply port, and to hinder a flow of the liquid from the liquid supply port to the liquid chamber; and a bypass path communicating an upstream portion of the liquid leading path provided in an upstream side of the valve and a downstream portion of the liquid leading path provided in a downstream side of the valve, wherein the bypass path is configured to be blocked when the liquid chamber and the liquid leading path are filled with the liquid.