Patent ID: 7293863

Claim:
A method of manufacturing a liquid container, the liquid container having a liquid storing member including a liquid containing part that contains liquid therein, and an outlet member attached to the liquid containing part so that the liquid contained in the liquid containing part can be supplied from the outlet member to an outside, and a housing including a housing body and a lid member that closes the housing body so that the liquid storing member is housed in the housing body, wherein the outlet member includes a liquid flowing passage which communicates the outside with an inside of the liquid containing part, a check valve which is disposed in the liquid flowing passage and which only permits a flow of the liquid from the inside of the liquid storing member to the outside, and a bypass flowing passage which is disposed in the liquid flowing passage and through which a flow of liquid bypasses the check valve to communicate the outside with the inside of the liquid containing part, the method comprising the steps of: housing the liquid storing member in the housing body; after the housing of the liquid storing member in the housing body, filling the liquid from the outside into the liquid containing part by causing the liquid to flow through the liquid flowing passage of the outlet member and through the bypass flowing passage into the liquid storing member; and blocking, after filling a predetermined amount of the liquid into the liquid containing part, the bypass flowing passage with a blocking structure.