| 摘要 |
PROBLEM TO BE SOLVED: To provide a walk-in open showcase capable of reducing a required refrigerating capacity by adopting a double air curtain structure. SOLUTION: This walk-in open showcase is provided with an article display part 1 having its front surface opened toward a stored inside, a backyard 2 storing replenished articles, etc., in the rear part of the article display part 1, an inner air flow device 3 forming an air curtain in a front surface opening 12 of the article display part, and a cleaning unit 31 for the inner air flow device 3 disposed between a ceiling part 14 of the article display part 1 and a ceiling part 22 of the backyard 2. This showcase has a structure having an outer air flow device 4 forming another air curtain outside the air curtain through a clearance between the cleaning unit 31 and the ceiling part 22 of the backyard 2. This constitution forms double air curtains in the front surface opening 12. COPYRIGHT: (C)2003,JPO
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