| 摘要 |
A joint structure and a joint member of the inside of an oven are provided to prevent damage of porcelain enamel even in case a part is joined on a wall including an enamel layer and fix a plurality of parts inside an oven. A joint structure of the inside of an oven comprises: a wall being formed at an inner surface and including an enamel layer; a joint hole formed at the wall; and a joint member inserted into a joint hole. The joint member has a mounting groove(220) accepting a protruded portion. The protruded portion is formed around the joint hole and is protruded in a direction of the joint hole of the enamel layer.
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