| 摘要 |
PROBLEM TO BE SOLVED: To enable an easy removal of a cap from a container after the content has been used up, and realize the recycling of the container and the effective utilization of resources by collecting the container and the cap after separating them. SOLUTION: For this cap 1 having a protruding strap 12 for the fitting with a container, on the inner periphery of the cylindrical wall, on the inner periphery of the cylindrical wall 2, an open part 4 where the protruding strap 12 is not formed, or is formed to be extremely small, is provided, and in the vicinity of the open part 4 on the cylindrical wall 2, a pull knob means in order to remove the cap 1 from the container, is provided. By pulling the pull knob means upward, the cap 1 can be easily removed from the container. |
