| 摘要 |
PROBLEM TO BE SOLVED: To provide a conveyance device capable of suppressing swing of a conveyance object effectively. SOLUTION: This conveyance device has trolleys 3, 4 engaged with a conveyance rail 2, elevating devices 10, 11 elevating and lowering an upper frame 5 suspended by the trolleys and a lower frame 6 arranged below the upper frame 5, a conveyance object suspension device 16 provided in the lower frame 6, a first telescopic member 7 whose upper end is turnably connected with a horizontal shaft 7a in a front part of the upper frame 5 and whose lower end is turnably connected with a horizontal shaft 7b in a rear part of the lower frame 6, and a second telescopic member 8 whose upper end is turnably connected with a horizontal shaft 8a in a rear part of the upper frame 5 and whose lower end is turnably connected with a horizontal shaft 8b in a front part of the lower frame 6. This device is provided with a swing suppression mechanism 9 connected with upper ends of the telescopic members 7 and 8 for regulation to change the direction of turn of the telescopic members 7 and 8 into reverse direction and make turn angles equal. COPYRIGHT: (C)2005,JPO&NCIPI
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