| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hinge cap adjusting the inner pressure of the cap to a condition close to the atmospheric pressure when the capping is finished so that no shower water enters the cap when cooling with shower after a hinge cap is put for stopping. <P>SOLUTION: The hinge cap comprises; a cap base body mounted on an opening part of a container; and an upper lid openably/closeably connected with the cap base body with a hinge, and is characterized in that on the cap base body, a lid engaging part is provided on the upper part of an engaging cylindrical part fitted to the opening part of the container, and on the outer peripheral wall of the upper lid, an engaging part for engaging the lid engaging part of the cap base body to form a sealing face is provided on the lower part of the inner peripheral face, and on the outer peripheral wall of the upper lid, the thickness is changed in the peripheral direction so that the deformation outward when the upper lid is pressed when the cap is put, becomes larger at one in the peripheral directions than the other. <P>COPYRIGHT: (C)2011,JPO&INPIT |
