Patent ID: 6434964
Filing Date: 2002-08-20
Classification: F25C

Abstract:
An ice-making machine provided with a plurality of heat transfer pipes and rotating rods, each of the rods rotating in each of the heat transfer pipes which are disposed inside a shell, a liquid to be cooled being supplied inside the heat transfer pipes and a refrigerant liquid being supplied outside the heat transfer pipes,wherein ice crystals are formed on inside surfaces of the heat transfer pipes through cooling of the liquid to be cooled, and the ice crystals are scraped off with the rotating rods and taken out together with the liquid to be cooled, wherein the rotating rods which pass through holes, the holes being larger in diameter than the rotating rods, of a driving plate connected with a revolving eccentric driver provided on a driving shaft, revolve while rotating in the heat transfer pipes, and wherein a slide cam for adjusting an amount of eccentricity is provided between the driving plate and the driving shaft.