| 摘要 |
PROBLEM TO BE SOLVED: To provide a sealing unit capable of relatively simply obtaining a uniform positive pressure state.SOLUTION: A sealing unit 50A includes: transport devices 3 and 4 to transport containers 1; a sealing device 5 to seal a mouth portion 1A of each of the containers 1 located at a predetermined position on a transport passage for the transport devices 3 and 4; an atmospheric pressure housing 7 to surround the containers 1 and the sealing device 5 located at the predetermined position; and a pressurizing means 10 for positively pressurizing the interior of the atmospheric pressure housing 7 at least during a sealing operation by the sealing device 5. |
