Patent ID: 7887319

Claim:
An apparatus for cooling preformed articles, wherein the preformed article as formed by a forming machine but before being subjected to a blow-forming includes a mouth-and-neck portion and a blow-formed portion, the mouth-and-neck portion being of a cylindrical shape and having a ring-like flange formed at the lower end thereof, and the blow-formed portion being of the shape of a cylinder with bottom continuous to the lower end of the mouth-and-neck portion, the apparatus for cooling preformed articles, comprising: conveyer means for conveying the preformed articles through a conveyer passage inclusive of a spray zone and a cooling zone arranged downstream of said spray zone; holding means for holding the preformed articles in at least said spray zone and said cooling zone; spray blow means for blowing a spray of water onto said preformed articles in said spray zone; and cooling liquid blow means for cooling said preformed articles by the cooling water in said cooling zone.