| CPC A47J 43/0777 (2013.01) | 13 Claims |
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1. A blender comprising:
a container body in which food is received;
a main body to support the container body;
a container lid detachably mountable to an upper surface of the container body to open and close the upper surface of the container body;
a detection system to detect whether the container lid is mounted to the container body,
wherein the detection system comprises a permanent magnet and a Hall sensor, the permanent magnet and the Hall sensor disposed at the container lid and at a side of the container body, respectively, or the Hall sensor and the permanent magnet disposed at the container lid and at the side of the container body, respectively; and
a magnet holder including a magnet groove formed therein such that the permanent magnet is inserted into and received in the magnet groove,
wherein the magnet groove and the permanent magnet have shapes corresponding to each other, and a misassembly prevention part is provided at at least one side of the magnet groove and the permanent magnet so as to prevent misassembly of the permanent magnet when received in the magnet groove.
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