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AssigneesToyo Seikan Kaisha, Ltd., Nissan Motor Co., Ltd.
InventorsKei Oohori, Kazuhiko Tsukada, Ryuichi Amagai
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The present invention provides a container, a lid body and a method of seaming a container, in which the influence of a load at the time of seaming can be made as small as possible, in the container having a seaming flange portion and a seaming curl portion notched. In a container of a structure in which a seaming flange portion formed at an open end portion of a container body, and a seaming curl portion formed on a periphery of a bottom lid are seamed to be joined to each other, and in which a notch is formed in at least one of the seaming curl portion and the seaming flange portion, a short and small curl portion in which a width of protrusion of the seaming curl portion is partially short is formed in at least one of circumferentially opposite sides of the notched portion.
A container comprising a seaming flange portion at an open end portion of a container body, and a seaming curl portion on a periphery of a lid body wherein said seaming flange portion and said seaming curl portion are joined together, with said container having a notched portion in at least one of said seaming curl portion and said seaming flange portion,
A container comprising a seaming curl portion on a periphery of a lid body and a seaming flange portion at an open end of a container body, wherein said seaming curl portion and said seaming flange portion are joined together,
A method of seaming a container in which a seaming curl portion on a periphery of a lid body is overlapped on a seaming flange portion at an open end of a container body, and said seaming curl portion and said seaming flange portion thus overlapped are joined together by a seaming roll which moves in a circumferential direction with respect to said seaming curl portion, said method comprising:
Dependencies are inferred from the claim text.