| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a hinge cap which has no possibility of opening an upper lid of the hinge cap due to an increasing in pressure, and can surely prevents cooling water from being absorbed in the cap when cooling shower is performed. <P>SOLUTION: The hinge cap consisting of a cap body and an upper lid, is characterized in that: the cap body is equipped with a spouting cylinder and an engaging cylindrical part; the engaging cylindrical part is equipped with a lid engaging part standing on an upper part of an upper wall; and the lid engaging part forms an upper face, a diameter contracting part whose diameter is contracted from the outer periphery of the outer cylinder, and an expanding part whose diameter is expanded than the diameter contracting part on its upper end part. The upper lid is equipped with a top wall and an outer cylindrical wall, and the outer cylindrical wall is provided with an engaging part engaging with the lid engaging part of the cap body, and on the lower end of the side inner face of the engaging part, an engaging projecting part to be engaged with the expanding part of the lid engaging part of the cap body. When the lid is closed, a gap which is not brought into contact with each other is partly formed between the upper face of the lid engaging part and the top face of the engaging part of the upper lid, and when a stopper is placed, engagement between the engaging projecting part of the upper lid and the expanding part of the lid engaging part near the gap is delayed. <P>COPYRIGHT: (C)2011,JPO&INPIT |
