公开(公告)号：US12227066B2

公开(公告)日：2025-02-18

申请号：US18290911

申请日：2022-07-11

Applicant: YACHIYO INDUSTRY CO., LTD.

Inventor： Kazunari Nakaya ,  Masaki Morisaki ,  Kazuyoshi Morooka

IPC: B60K15/03

Abstract: A fuel tank includes an internal component having a head portion, a neck portion, and a shoulder portion, in which the internal component is fixed on a tank main body by shaping a parison to the head portion, the neck portion and the shoulder portion during molding of the tank main body. Here, in the fuel tank, the head portion has a rotation-stopping shape. The rotation-stopping shape is preferably an elliptical shape or an oval shape. Further, the rotation-stopping shape is preferably a broad bean shape.

公开(公告)号：US12049132B1

公开(公告)日：2024-07-30

申请号：US18291049

申请日：2022-07-14

Applicant: YACHIYO INDUSTRY CO., LTD.

Inventor： Kazunari Nakaya ,  Masaki Morisaki

IPC: B60K15/03

CPC classification number: B60K15/03

Abstract: A fuel tank is provided that has a carrier enhanced in rigidity and has a built-in component arranged with high accuracy. The fuel tank has a built-in component exclusively within an interior of a tank body, the built-in component including pillars and a carrier connecting between the pillars to present a ring shape in a planar view, wherein the carrier includes: outer extensions connecting between the pillars so as to form the ring shape; inner extensions extending inward of the ring shape from connection points between the outer extensions, and a coupling stand having the inner extensions joined thereto.

公开(公告)号：US12172514B2

公开(公告)日：2024-12-24

申请号：US18290929

申请日：2022-07-14

Applicant: YACHIYO INDUSTRY CO., LTD.

Inventor： Kazunari Nakaya ,  Masaki Morisaki ,  Kazuyoshi Morooka

IPC: B60K15/03

Abstract: A fuel tank includes: an internal component including a head portion, a neck portion, and a shoulder portion. The internal component is fixed on the tank main body by shaping a parison to the head portion, the neck portion and the shoulder portion during molding of the tank main body. At least one of the head portion and the neck portion includes a bottom portion (a fuse-shaped portion) configured to be broken near a boundary between the head portion and the neck portion.