| 摘要 |
PROBLEM TO BE SOLVED: To provide a lid body and the like which reduces possibility of loss of a part, and is easy to clean.SOLUTION: A lid body is mounted on a container main body having a peripheral edge part for defining an opening. The lid body includes: a main body part which is a plate-like member for covering the opening of the container main body and has an outer circumference part with a through hole formed; a seal part which is formed of a material different from the main body part, is integrated with a lower surface of the main body part on the outer circumference part of the main body part and can tightly attach to the peripheral edge part of the container main body to tightly seal the opening of the container main body; and a flap part which projects to an upper surface side of the main body part via the through hole on the outer circumference part of the main body part from the seal part, can be folded with respect to the outer circumference part, and opens and closes a vent hole formed on the main body part or the seal part so as to communicate between an inside and an outside of the container main body with the folding. The seal part and the flap part are integrally formed of a same material. |
