| 摘要 |
PROBLEM TO BE SOLVED: To cool a worker directly and thereby to cool the worker efficiently even when the worker moves. SOLUTION: The back cooling device 1 has two blowers 2 for sending air to the back of the worker 19 which are provided inside a holder 3. At the front of the holder 3, a spacer 13 interposed between the back of the worker 19 and the holder 3 and forming a gap for passing the air from outlets 4 is provided. The holder 3 is provided with two shoulder belts 7 and the worker 19 bears the cooling device 1 with these shoulder belts 7. The holder 3 has a battery 14 incorporated therein and the worker 19 controls the blowers 2 by operating a switch 16. According to this constitution, the air is sent directly to the back of the worker 19. |
