High frequency heating cooking apparatus and manufacturing method thereof
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsYuji Hayakawa, Ichiro Hori
Life of this patent
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Abstract
A high frequency heating cooking apparatus is capable of preventing from rusting and reducing the cost substantially at the same time. The heating compartment of the high frequency heating cooking apparatus of the invention comprises a side wall, a top panel, and a bottom panel. By folding and plating one plated steel plate, the side wall having a left side wall, a right side wall, and a back side wall is formed. The plated steel plate has a function of preventing from rusting. The top panel is made of a stainless steel material, and this top panel has a power feed port, an intake hole, and an exhaust hole. The side wall made from a plated steel plate does not have opening ends of holes such as intake hole and exhaust hole.
Claims11
A high frequency heating cooking apparatus comprising:
- a heating compartment having a left side wall, a right side wall, a back side wall, a bottom panel, and a top panel, for containing and heating food therein,
- a magnetron for generating a high frequency electric power,
- a duct for leading said high frequency electric power into said heating compartment, and
- a heater installed outside at least one of said bottom panel and said top panel, and
- wherein an inner surface of each of said left side wall, said right side wall, and said back side wall is treated steel plate, said top panel having an intake opening, an exhaust opening, and a power feed opening for feeding said high frequency electric power into said heating compartment, said intake opening, exhaust opening, and power feed opening in the same plane which is parallel to the bottom panel.
Dependencies are inferred from the claim text.