| 摘要 |
PROBLEM TO BE SOLVED: To easily and safely mount an apparatus on a distribution system. SOLUTION: A pair of overhang edges are provided in the longitudinal direction of a long groove on the front side of the long groove of the distribution system. A projected piece on the apparatus side having a female screw is inclined, passed through the pair of overhang edges, and inserted inside the long groove. The projected piece is freely moved in the long groove to eliminate the inclination, the projected piece is supported by the pair of overhang edges, a bolt is inserted in the female screw of the projected piece from the front side of the long groove, and the projected piece is fastened in the long groove. COPYRIGHT: (C)2010,JPO&INPIT
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