| 摘要 |
PROBLEM TO BE SOLVED: To provide a hot plate with a structure in which a temperature controller can not be mounted on a heater unit unless the heater unit and the plate are completely set on a case main body. SOLUTION: The hot plate in which the case main body, the heater unit stored and arranged in the case main body and on which the temperature controller can be removably fitted and the plate placed on the top part of the heater unit are respectively removable is provided, and the hot plate is set by fitting a bottom spring for pushing up the heater unit on the case main body and fitting a switching member for stopping insertion of the temperature controller in the heater unit or making it possible and a top spring for pushing down the switching member.
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