| 摘要 |
PROBLEM TO BE SOLVED: To provide a vending machine causing no deviation from sale opportunities of products while increasing operating hours for cold storage of the products.SOLUTION: The vending machine comprises: a back duct 10 extended from a bottom to a ceiling part on a back of a product storage 2 and formed with an upper end opening 12 and a lower end opening 11; a blower fan F1 in a lower inside of a storage for circulating air from a lower side toward an upper side of a product storage rack 3, by blowing off, from the lower end opening 11, air having passed by letting internal air of the product storage 2 go into the back duct 10 from the upper end opening 12, to let the air pass through a periphery of an evaporator 5a; a blower fan F2 in an upper inside of the storage for circulating air from the upper side toward the lower side of the product storage rack 3, by blowing off, from the upper end opening 12, air having passed by letting internal air of the product storage 2 having passed through the periphery of the evaporator 5a go into the back duct 10 from the lower end opening 11; and control means 20 for alternatively driving the blower fan F1 in the lower inside of the storage or the blower fan F2 in the upper inside of the storage. |
