IP Library › Granted Patent US 12,583,298
Granted Patent B2
US 12,583,298 · App. 18/918,329 · Granted Mar 24, 2026

Automotive door

Inventors: Eiji Hirano (Wako, JP); Masahiro Tanigawa (Wako, JP); Makoto Ono (Tokyo, JP); Shinichi Ozaki (Tokyo, JP); Takeru Sato (Tokyo, JP); Akinari Suzaki (Tokyo, JP); Satoru Kuchiki (Tokyo, JP); Kouya Sugawara (Tokyo, JP)
Assignee: HONDA MOTOR CO., LTD.
B60J10/75B60J5/0426
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Quick Facts
Patent No.
US 12,583,298
App. No.
18/918,329
Granted
Mar 24, 2026
Kind
B2
Abstract

An automotive door includes: an inner panel made of metal, an outer panel made of resin; and an upper stiffener made of metal and extending along a beltline of the outer panel, wherein the upper stiffener is fixed to the inner panel.

Claims (24)

1 . An automotive door comprising:

an inner panel made of metal;

an outer panel made of resin; and

an upper stiffener made of metal and extending along a beltline of the outer panel,

wherein the upper stiffener is fixed to the inner panel,

the outer panel has a reference point at which the outer panel is fixed to a portion of the upper stiffener so as to be relatively non-displaceable,

the outer panel has couplings at which rest of the outer panel other than the reference point is fixed to the inner panel so as to be relatively displaceable,

the reference point is provided at a center in a vehicle front-rear direction of the upper stiffener, and

the couplings are arranged below the reference point, so as to be slidable in radial directions with respect to the reference point.

2 . The automotive door according to claim 1 , wherein

the outer panel is at least partly coupled to the upper stiffener, so as to be relatively displaceable.

3 . The automotive door according to claim 1 , further comprising:

an outer handle,

wherein the outer handle is fixed to the upper stiffener.

4 . The automotive door according to claim 1 , further comprising:

a window opening positioned above the beltline,

wherein the upper stiffener is fixed to the inner panel at points anterior and posterior, in the vehicle front-rear direction thereof, to the window opening.

5 . The automotive door according to claim 1 , further comprising:

a door glass to be moved up and down; and

a molding having glass lips to abut against the door glass,

wherein the molding is attached to the upper stiffener.

6 . The automotive door according to claim 5 , wherein

the molding has an attached portion in a U-shape in cross section to hold therein an upper end of the upper stiffener, and

the outer panel extends over the attached portion.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 6, 2024
From: HIRANO, EIJI; TANIGAWA, MASAHIRO; ONO, MAKOTO; OZAKI, SHINICHI; SATO, TAKERU; SUZAKI, AKINARI; KUCHIKI, SATORU; SUGAWARA, KOUYA
To: HONDA MOTOR CO., LTD.
Reel/Frame 069157/0252 →
Priority Claims (1)
JP 2023-179994 · Oct 19, 2023 · national
Continuity (1)
Related Publication 20250128585A1 · Apr 24, 2025
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Cited By (1)
US 12,679,182