Patent ID: 7531127

Claim:
A container, comprising: a container main body, having a first opening in an upper portion thereof, capable of storing a molten metal; a first lid capable of covering the first opening and rotating in a horizontal direction against the first opening; a pressurized gas introducing port that introduces a gas for applying pressure into the container main body; and a flow path that supplies the molten metal stored inside the container main body to an outside, wherein the container main body has a storing portion having a second opening that is larger than the first opening in an upper portion thereof, and a second lid fixed to the storing portion to cover the second opening, having the first opening, wherein the second lid has a supporting portion that rotatably and pivotably supports the first lid, wherein the first lid is supported by the supporting portion to be capable of being lifted up from a surface of the second lid, and wherein the container further comprises a first supporting and guiding member, having a first roller rotatably contacts to an area other than the first opening on the surface of the second lid and capable of moving up and down, and the first supporting and guiding member is disposed on an outer peripheral of the first lid.