| 摘要 |
PROBLEM TO BE SOLVED: To dispose a heater unit at a position for not obstructing an operator, and to improve a work environment of the operator and assembly workability.SOLUTION: On a foot placing plate 12 of a floor member 10, a heater unit attaching part 15 is provided on the side of a lower surface 12E. The heater unit attaching part 15 is provided with a heater unit 23 which supplies sucked air as warm air. Thus, the heater unit 23 can be disposed underfloor for not obstructing the work of an operator. In the meantime, the foot placing plate 12 is provided with a vent hole 16 for supplying the warm air to the operator, and the heater unit 23 is provided with a ventilation duct 28 connecting a discharge port 24A2 of a box body 24A of a heater body 24 and the vent hole 16. Thus, the warm air discharged from the heater unit 23 can be supplied to the operator through the ventilation duct 28 and the vent hole 16. |
