| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cold insulation container made of synthetic resin foam and including a water discharge port for communicating the inside and the outside with each other and a plug for closing the water discharge port which prevents any unnecessary plug opening or loss of the plug body, facilitate the shape design and the forming, and easily attaches/detaches the plug body. <P>SOLUTION: Water discharge ports 9, 9 are openings formed around lower parts of corner parts C, C so that both-side walls 4, 7 and 5, 7 adjacent to each other in a container body 2 include the corner parts C, C crossing each other, and make the inner side and the outer side of the container communicate with each other between the both-side walls. A plug body 10 has a shape in which the outer shape thereof is connected to the outer shape of the container body 2 around the opening so as to fill the opening. The water discharge port 9 and the plug body 10 are formed so that the plug body 10 is inserted into the container body 2 from its outer side, and the plug body 10 is drawn out of the container body 2 and detached. <P>COPYRIGHT: (C)2012,JPO&INPIT |
