| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a waterproof structure of a vertical bus duct, wherein the length of the covering portion of the connecting portion in the direction of vertical bus duct extension can be suppressed, and the covering portion of the connecting portion can be attached to the bus duct without fail, for example, even for a vertical bus duct with the connecting portions being provided continuously at a short distance. <P>SOLUTION: In the waterproof structure of a vertical bus duct constituted by continuously arranging a plurality of bus duct units 1 in vertical direction and connecting them with each other, one bus duct unit 1, disposed on the upper side, is connected with the other bus duct unit 1 disposed on the lower side via a connecting portion; and a flange portion 18, protruded to the outside of the peripheral of the connecting portion is provided so that it substantially abuts on the lower end of a housing 10 of the one bus duct unit 1; a cover portion 2, protruded from the flange portion 18 to its lower side is provided to cover the entire periphery of the connecting portion; a protruding portion 19, protruded from the flange portion 18 to its upper side is provided, and furthermore, the protruding portion 19 is so disposed on the inside of the housing 10 of the one bus duct unit 1 as to be fastened to the housing 10. <P>COPYRIGHT: (C)2010,JPO&INPIT |
