| 摘要 |
The present invention provides a beverage container, which is capable of preventing a beverage contained in a container main body from leaking out even when a user tilts it, and allows the user to drink the beverage easily even when the pressure within the container main body becomes negative or the like. The beverage container 10 has a container main body 11, a base member 12, and a cap body 15; the base member has first ventilation means 18 for regulating a pressure variation in the container main body, and second ventilation means 17 for introducing air from the outside when the pressure within the container main body becomes negative in relation to the outside pressure and capable of preventing leakage of a liquid beverage contained in the container main body; the cap body has ventilation open/close means 15a and the like capable of changing the state of the first ventilation means to a ventilation state or a closed state; the ventilation open/close means brings the first ventilation means into the closed state in the case of a portable state in which the user can carry the beverage container and a drinking state in which the user can use the drinking spout, and brings the first ventilation means into the ventilation state in the case of an operating state. |
