发明名称 Clear ice making machine
摘要 An ice making machine includes a heat pipe that extends between a freezer compartment and a refrigerator compartment. The heat pipe has a first end in the freezer compartment and a second end in the refrigerator compartment. A heat exchanger is located in the freezer compartment and is in contact with the first end of the heat pipe. A heat block is located in the refrigerator compartment and is in contact with the second end of the heat pipe. A removable ice cube tray is mounted on the heat block with a surface in contact with the heat block such that when the removable ice cube tray is filled with water, ice forms from the surface of the removable ice cube tray in contact with the block.
申请公布号 US9291381(B2) 申请公布日期 2016.03.22
申请号 US201213675476 申请日期 2012.11.13
申请人 发明人 Nelson William G.
分类号 F25C1/24;F25C1/00;F25C1/18;F25C5/00 主分类号 F25C1/24
代理机构 Kinney & Lange, P.A. 代理人 Kinney & Lange, P.A.
主权项 1. An ice making machine comprising: a heat pipe that extends between a freezer compartment and a refrigerator compartment and has a first end in the freezer compartment and a second end in the refrigerator compartment; a heat exchanger located in the freezer compartment and in contact with the first end of the heat pipe; a heat block located in the refrigerator compartment and in contact with the second end of the heat pipe, the heat block having a lower portion with a wider cross section than an upper portion; and a removable ice cube tray located in the refrigerator compartment and configured to be mounted on the heat block, the ice cube tray comprising: a first inner side wall and a second inner side wall that define an opening with an upper portion having a cross section that is narrower than the cross section of the lower portion of the heat block; anda first outer side wall and a second outer side wall spaced laterally away from the first inner side wall and the second inner side wall, respectively; wherein the heat block and the opening of the removable ice cube tray are complimentary shapes such that the removable ice cube tray is configured to slide onto the heat block such that the lower portion of the heat block is positioned within the opening of the ice cube tray and the ice cube tray is supported by the heat block; and wherein a first tray contact side of the heat block is configured to be in contact with the first inner side wall of the ice cube tray and a second tray contact side of the heat block is configured to be in contact with the second inner side wall of the ice cube tray when the ice cube tray is mounted on the heat block such that when the ice cube tray is filled with water, clear, pure ice forms laterally away from the first inner side wall toward the first outer side wall of the ice cube tray and forms laterally away from the second inner side wall toward the second outer side wall of the ice cube tray.
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