| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an ice maker having an ice making pan in which cold heat transmission efficiency is enhanced by forming micro protrusions and recesses on the inner surface of the ice making pan. SOLUTION: In the ice making pan P forming ice making chambers 17 corresponding to water jet holes and water return holes on a base provided with a large number of water jet holes and water return holes, protruding/recessed grooves T or countless partially spherical micro protrusions and recesses are formed on the inner surface of the ice making pan P in the direction of cutting die wherein the level difference of the micro protrusions and recesses is set at 1.0 mm or less, preferably at 0.5 mm or less.</p> |
