To provide a workbench supporting device in which many common parts can be effectively used, with little parts to be changed even when model and the like for a vehicle for high lift work are changed.
The workbench supporting device 30 comprises a leveling mechanism 31, an oscillating mechanism 33 and a workbench support 35. The leveling mechanism 31 includes a leveling cylinder 37 pivotally combined vertically movable inside the end of a telescoping boom 13 and a leveling bracket 39 pivotally combined vertically movable at the end of the telescoping boom 13. The end of the leveling cylinder 37 and the oscillating mechanism 33 are detachably mounted to the leveling bracket 39. When the specification and the like of the vehicle are changed, only the leveling bracket is newly fabricated, and the leveling cylinder 37, the oscillating mechanism 33, the workbench support 35 and the workbench 19 are used as common parts.
YAKUWA MASAKAZU
TSUKIOKA TARO
MASUDA NORIHIDE
ITO TERUMICHI
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