FILTER CLOTH TYPE AIR DIFFUSION DEVICE
PROBLEM TO BE SOLVED: To provide an air diffusion device hard to generate damage or blocking even if used over a long period of time at a low cost. SOLUTION: An orifice 18 equipped with a check valve 19 is formed to the upper surface of the box 12 connected to an air source and filter cloth 17 is fu...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide an air diffusion device hard to generate damage or blocking even if used over a long period of time at a low cost. SOLUTION: An orifice 18 equipped with a check valve 19 is formed to the upper surface of the box 12 connected to an air source and filter cloth 17 is further laid thereon to form the air diffusion device 4. |
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