| 摘要 |
PROBLEM TO BE SOLVED: To prevent the liquid leakage generated by the tilt of a screw cap. SOLUTION: A container with a screw cap is constituted of a container main body with an opening having a screw section on its outer peripheral face and used for filling a content, a screw cap engaged with a screw section of the opening of the container main body and sealing a filling space of the container main body, and engaging protrusions firmly brought into contact with the ends of threads of the screw cap between respective threads of the screw section and preventing the screw cap from being loosened are formed at least on one site of the outer peripheral face of the opening, and tilting prevention sections having ends lower than the protruded ends of the engaging protrusions and higher than roots between respective threads and avoiding the tilting of the screw cap to the opening are disposed adjacently to the engaging protrusions. |
