IP Library › Granted Patent US 11,548,454
Granted Patent B2
US 11,548,454 · App. 17/167,467 · Granted Jan 10, 2023

Door hole seal

Inventors: Naoya Sasaki (Hiroshima, JP); Hiromu Oda (Hiroshima, JP); Satoshi Endo (Tokyo, JP)
Assignees: NISHIKAWA RUBBER CO., LTD.; HONDA MOTOR CO., LTD.
B60R13/0815B60R16/0215F16J15/06
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Quick Facts
Patent No.
US 11,548,454
App. No.
17/167,467
Granted
Jan 10, 2023
Kind
B2
Abstract

Noise caused by vibration of a door hole seal is reduced. A door hole seal includes a first sheet having a slit formed therein and a second sheet covering the slit from an exterior side of a vehicle. At least a specific region of the second sheet is made of a rubber-like elastic body, the specific region extending from a portion corresponding to the slit to a vertically lower end of the second sheet.

Claims (14)

1. A door hole seal to be attached to a door inner panel of a door of a vehicle, comprising:

a first sheet configured to close a service hole of the door inner panel, the first sheet having a slit through which a wire harness is inserted; and

a second sheet covering the slit from an exterior side of the vehicle in such a manner that the wire harness is allowed to be inserted through the slit,

at least a specific region of the second sheet being made of an elastic body, the specific region extending from a first portion to a second portion of the second sheet, the first portion corresponding to the slit, the second portion being a vertically lower end,

the second sheet including an adhesive part provided on one surface of the second sheet and bonded to the first sheet,

the second sheet being bonded to the first sheet by a portion of the adhesive part which portion is provided in at least:

an upper portion of the second sheet, the upper portion being located vertically above the slit; and

a side portion of the second sheet, the side portion extending, in a position located closer to a front side of the vehicle than the slit and/or in a position located closer to a rear side of the vehicle than the slit, from the upper portion to the vertically lower end,

a turnback part, which is at least a portion of the specific region of the second sheet, is folded back such that (i) the adhesive part is on an inner side and (ii) portions of the adhesive part are bonded to each other,

a length of a portion of the second sheet other than the turnback part in a front-rear direction being longer than a length of the turnback part in the front-rear direction.

2. The door hole seal as set forth in claim 1 , wherein the second sheet is folded back from a vertically lower side toward the first portion corresponding to the slit.

3. The door hole seal as set forth in claim 1 , wherein the elastic body is a foamed product.

4. The door hole seal as set forth in claim 1 , wherein the elastic body is ethylene-propylene-diene rubber.

5. The door hole seal as set forth in claim 1 , wherein the elastic body is a thermoplastic elastomer.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 4, 2021
From: SASAKI, NAOYA; ODA, HIROMU; ENDO, SATOSHI
To: NISHIKAWA RUBBER CO., LTD.; HONDA MOTOR CO., LTD.
Reel/Frame 055149/0794 →
Priority Claims (2)
JP JP2020-018895 · Feb 6, 2020 · national
JP JP2021-014954 · Feb 2, 2021 · national
Continuity (1)
Related Publication 20210245681A1 · Aug 12, 2021