Fuel tank manufacturing apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11780146
APP PUB NO 20230133505A1
SERIAL NO

17924702

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fuel tank manufacturing apparatus for a fuel tank, the fuel tank having therein a built-in component with a head portion, a neck portion, and a shoulder portion, and having the built-in component anchored to a tank body with a part of a parison wrapped around the neck portion during molding the tank body, includes: a pair of molding dies to have the parison transferred to the built-in component by blow molding; and shaping devices respectively provided in the pair of molding dies, wherein the shaping devices each include: an end surface to contact the parison; a recess provided in the end surface to receive the head portion and the neck portion and covered by the shoulder portion during molding; and an air hole provided in an area of a bottom surface of the recess corresponding to the head portion through which air pressure is applied toward the head portion.

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First Claim

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Patent Owner(s)

  • YACHIYO INDUSTRY CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aono, Masaki Tochigi, JP 15 423
Kondo, Kunihiko Saitama, JP 10 41
Nakaya, Kazunari Tochigi, JP 13 33
Otaki, Kazuhiro Saitama, JP 1 0

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