| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem of soil on a upper surface of a lid caused by cooling water overflowed from the inside of a tank body. SOLUTION: A reserve tank 2 is equipped with a tank body 21 for storing cooling water 8, a lid 22 for closing the tank body 21 from above, and a cap 23 attachably/detachably mounted in a cooling water injection opening 22a of the lid 22. A part of a side wall of the tank body 21 is an overflow mechanism 25 formed by a dual structure. The overflow mechanism 25 is equipped with an outer partition wall 25a. A communication hole 25c is provided to the top end of the outer partition wall 25a. By doing so, cooling water 8 inside the tank body 21 can be overflowed through the medium of the communication hole 25c. COPYRIGHT: (C)2004,JPO
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