Title:
防音部材及びその製造方法
Document Type and Number:
Japanese Patent JP7318559
Kind Code:
B2
Abstract:
To securely adhering a wood and a covering material while ensuring better soundproofing.SOLUTION: A covering material 10 contains a plurality of entangled fibrous bodies 12 and a thermoplastic resin 14 which maintains an entangled state of the fibrous bodies 12, and a porous structure 22 formed by entanglement of the fibrous bodies 12 in a sparse state is provided in at least a part of the covering material 10 as well. The covering material 10 is bent and deformed away from a wood 4, so that a gap forming a gap portion (31 to 33) is provided between the porous structure 22 and the wood 4.SELECTED DRAWING: Figure 2
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Inventors:
Momoyo Utsumi
Application Number:
JP2020029184A
Publication Date:
August 01, 2023
Filing Date:
February 25, 2020
Export Citation:
Assignee:
Toyota Auto Body Co., Ltd.
International Classes:
G10K11/162; B32B21/08; B60R13/08; B62D33/02; G10K11/16
Domestic Patent References:
| JP2007112374A | ||||
| JP8301023A |
Foreign References:
| US20050006173 | ||||
| US20180151167 |
Attorney, Agent or Firm:
Patent Attorney Corporation Okada International Patent Office
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