The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 12, 2025

Filed:

Dec. 13, 2021
Applicant:

Kotobukiya Fronte Co., Ltd., Tokyo, JP;

Inventor:

Kazuki Fukui, Gyoda, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60N 2/70 (2006.01); B23B 5/26 (2006.01); B32B 5/02 (2006.01); B32B 5/18 (2006.01); B32B 5/24 (2006.01); B32B 5/26 (2006.01); B32B 9/02 (2006.01); B32B 9/04 (2006.01); B32B 27/06 (2006.01); B32B 27/12 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B60R 13/02 (2006.01);
U.S. Cl.
CPC ...
B60N 2/7011 (2013.01); B32B 5/022 (2013.01); B32B 5/024 (2013.01); B32B 5/18 (2013.01); B32B 5/245 (2013.01); B32B 5/26 (2013.01); B32B 9/025 (2013.01); B32B 9/046 (2013.01); B32B 9/047 (2013.01); B32B 27/065 (2013.01); B32B 27/12 (2013.01); B32B 27/304 (2013.01); B32B 27/32 (2013.01); B60R 13/02 (2013.01); B32B 2266/0278 (2013.01); B32B 2307/538 (2013.01); B32B 2307/54 (2013.01); B32B 2307/7376 (2023.05); B32B 2605/003 (2013.01);
Abstract

The example of the vehicular interior trim according to the present application is multilayer structure including at least a base material and a skin layer. The multilayer structure is configured to satisfy the relationships in the following expressions (1) and (2), where RSm (mm) is the average surface roughness of the base material in the horizontal direction, E1_80 is the Young's modulus of the base material at 80° C., d1 (mm) is the thickness of the base material, E2_80 (GPa) is the Young's modulus of the skin layer at 80° C., and d2 (mm) is the thickness of the skin layer. Expression (1): Expression (2):0.15</(2_80×2)  (1)/√((1_80×1){circumflex over ( )}2+(2_80×2)2)<135  (2).


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