| 摘要 |
PROBLEM TO BE SOLVED: To provide junction structure for a covering lid surely inhibiting rain water and a chemical fluid on the covering lid from flowing in from a clearance between the covering lids, and enabling the easy installation/removal/movement of the covering lid. SOLUTION: A first pier is prepared in a shape of an upper projection over an substantially entire length in back and forth directions at right and left side edges of the second covering lid side in the first covering lid 3, a second pier 31 is prepared in the shape of the upper projection over the substantially entire length in the back and forth directions at the right and left side edges in the first covering lid side in the second covering lid. The first pier 31 and the second pier 32 are covered over the substantially entire length in the back and forth directions with a covering member 33, the first and the second piers 31, 32 are connected in one piece via this covering member 33, and furthermore, a supporting member 35 which supports the second covering lid 4 so as to prevent the lower part movement of the second covering lid 4 against the first covering lid 3 is provided in the first covering lid 3 and the second covering lid 4. COPYRIGHT: (C)2008,JPO&INPIT
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