| 摘要 |
PROBLEM TO BE SOLVED: To provide an assembling jig of a bus-duct vertical part spring hanger that safely, easily and simultaneously assemble a plurality of spring parts. SOLUTION: The assembling jig of the bus-duct vertical part spring hanger includes: a first side plate which has bolts, coil springs and brackets, and is mounted with part of lower ends of the bolts of the spring parts for a bus-duct vertical part; a second side plate mounted with part of upper ends of the bolts of the spring parts for the bus-duct vertical part; a movable side plate which is positioned in the middle of the first side plate and the second side plate, and is moved while compressing the coil springs; a spindle which penetrates the first side plate, the movable side plate, and the second side plate, can move the movable side plate toward the second side plate, and has a spiral groove; an auxiliary shaft arranged at the side of the spindle; and a drive unit which pressure-moves the coil springs to the direction of the second side plate by using the movable side plate by rotating the spindle. COPYRIGHT: (C)2009,JPO&INPIT
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