To provide a novel vehicular sound insulation material attachable to a vehicle without requiring modification of the shape of the vehicle; and a manufacturing method for the vehicular sound insulation material.SOLUTION: A vehicular sound insulation material according to the present invention is made from foamed resin and arranged in a space formed by a vehicle body in a state of abutting on the vehicle body, and includes: a first part; and a second part connected to the first part and abutting on the vehicle body. The hardness of the second part is lower than hardness of the first part.SELECTED DRAWING: Figure 3
【課題】車両の形状の変更によらず取り付け可能な、新規の車両用防音材および車両用防音材の製造方法を提供する。【解決手段】 車両用防音材は、車体に当接した状態で前記車体により形成される空間内に配される発泡樹脂製の車両用防音材であって、第1部分と、前記第1部分につながり前記車体に当接する第2部分とを含み、前記第2部分の硬度は、前記第1部分の硬度よりも低い。【選択図】 図3
VEHICULAR SOUND INSULATION MATERIAL AND MANUFACTURING METHOD FOR VEHICULAR SOUND INSULATION MATERIAL
車両用防音材および車両用防音材の製造方法
2025-04-23
Patent
Electronic Resource
Japanese
IPC: | B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |
Sound insulation material and method for producing sound insulation material
European Patent Office | 2025
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