| 摘要 |
PROBLEM TO BE SOLVED: To provide a container for a water server capable of achieving a real airless structure, and to provide the water server.SOLUTION: A PET resin spherical container 4A installed on a body of a water server so as to supply drinking water to a cold water tank and a hot water tank in the main body, has a bellows 412 to allow bending of a body upper part 41 in the installed state. Bending of a body lower part 42 is restricted, and, in accordance with decrease of the drinking water filled in an inside of the spherical container 4A, the bellows 412 of the body upper part 41 sinks along an inside of the body lower part 42 while the bellows 412 of the body upper part 41 is sequentially bent. |
