16-06-2010 дата публикации
Номер: CN0101731951A
Принадлежит:
The invention relates to a magnetic control pot cover which comprises a cover body. The pot cover is fixedly connected with the cover body by a connecting rod. A magnet is arranged on a transverse bridge of the pot cover. An iron movable valve is slidably connected with the cover body and provided with an alarming whistle. The position of the iron movable valve is opposite to the position of the magnet. As the structure is adopted, when the stream pressure generated in the pot during food boiling is enough, the iron movable valve on the cover body is upwards pushed, the magnet on the transverse bridge of the pot cover sucks the iron movable valve, the iron movable valve upwards moves, a new space is generated in the pot, and boiling soup upsurging to a new space and can not spill out of the pot. As the alarming whistle is arranged on the iron movable valve, when the boiling soup flows through a gas hole of the alarming whistle, the alarming whistle generates alarming sound to inform people ...
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