Patent ID: 8677777

Claim:
A flow down type ice making machine having an ice making plate at a back surface of which an evaporation tube where a coolant is circulatively supplied is disposed meandering, and which has a plurality of projecting portions extending in an up and down direction and provided at a top surface thereof at predetermined intervals horizontally, wherein ice cubes are produced by letting ice-making water flow down to ice making areas defined by the projecting portions of the ice making plate cooled by circulative supply of the coolant to the evaporation tube, characterized in that a lower end projection which separates the ice cubes, separated and dropped from the ice making areas, from the top surface of the ice making plate is provided at a lower end of the top surface of the ice making plate, and linear portions of the evaporation tube which extend horizontally are disposed meandering at the back surface of the ice making plate in such a way as to be spaced apart one above another, and a lowermost linear portion is positioned above the lower end projection.