Container with folded-back bottom wall

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United States of America Patent

PATENT NO 8925767
SERIAL NO

13144146

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A container with a folded-back bottom wall, which is very stable in a rest position, has a strong bottom wall, and makes it possible to minimize the amount of remaining liquid while allowing costs to be reduced is provided. The container with a folded-back bottom wall has a bottom wall and a body part and transforms into a first mode in which the bottom wall is made to project downwards from the lower surface of the body part, and into a second mode in which the bottom wall is folded back inside the body part. The boundary portion between the bottom wall and the body part is folded to have an outwardly-convex shape so that a folding groove is circumferentially formed, and the bottom wall is folded back inside the body part at the folding groove.

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Patent Owner(s)

  • YOSHINO KOGYOSHO CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hayakawa, Shigeru Tokyo, JP 59 620
Iizuka, Shigeo Tokyo, JP 52 692

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