Automotive door-hole-sealing material
US-2018093621-A1 · Apr 5, 2018 · US
Sheet, door hole seal, and method for producing the same
US11865902B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11865902-B2 |
| Application number | US-202016994199-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 14, 2020 |
| Priority date | Sep 10, 2019 |
| Publication date | Jan 9, 2024 |
| Grant date | Jan 9, 2024 |
How to read this patent
A practical reading order for non-experts. Skip the full description unless you need deep technical detail.
- Title
What the patent document calls the invention.
- Abstract
A short plain-language summary of the technical disclosure.
- Assignees and inventors
Who owns or filed the patent and who is credited as inventor.
- Key dates
Filing, priority, publication, and grant dates set the timeline.
- First independent claim
The legal scope of protection — read this for what is actually claimed.
- CPC / IPC classifications
Technology tags used to group this patent with similar filings.
- Citations and related patents
Prior art links and similar publications in this corpus.
Abstract
Official abstract text for this publication.
The present invention reduces the generation of an unusual sound resulting from vibration of a part of a sheet. A first sheet includes: a peripheral portion which is to surround a service hole of a door inner panel; and a central portion surrounded by the peripheral portion, the first sheet having, along a boundary between the central portion and the peripheral portion, a plurality of first holes and a plurality of second holes each of which differs in size from each of the plurality of first holes.
First claim
Opening claim text (preview).
The invention claimed is: 1. A door hole seal to be attached to a door inner panel of a door of a vehicle, comprising: a sheet having a single opening which is to surround a service hole provided in the door inner panel; and a sound insulating material welded to the sheet and configured to seal the service hole from a vehicle-interior side, the sheet having an inner circumferential wall which defines the opening and has an uneven shape made up of a plurality of recesses and protrusions in a plan view.
Assignees
Inventors
Classifications
- B60J5/0418Primary
Water or sound barrier, e.g. watershields or seals between dry/wet compartment, sound or vibration dampers · CPC title
arranged on the opening panel · CPC title
Acoustic or thermal insulation of passenger compartments (wall or roof liners integrating the insulating function B60R13/02; insulating floor mats or carpets B60N3/04) · CPC title
Sheet, web, or layer weakened to permit separation through thickness · CPC title
- B60J5/045Primary
Panel type elements (B60J5/0455 takes precedence) · CPC title
Patent family
Related publications grouped by family.
External sources
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US11865902B2 cover?
- The present invention reduces the generation of an unusual sound resulting from vibration of a part of a sheet. A first sheet includes: a peripheral portion which is to surround a service hole of a door inner panel; and a central portion surrounded by the peripheral portion, the first sheet having, along a boundary between the central portion and the peripheral portion, a plurality of first hol…
- Who is the assignee on this patent?
- Nishikawa Rubber Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification B60J5/0418. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Jan 09 2024 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).