To provide a resin roof which can suppress generation of heat strain caused by a difference in coefficients of thermal expansion between an outer layer and an inner layer in a roof body including the outer layer and the inner layer.SOLUTION: A resin roof 10 includes: a roof body 50 including an outer layer 52 that constitutes a roof panel of a vehicle and is made of a resin, and an inner layer 56 that is provided in a predetermined region E excluding a peripheral edge part 52A of the outer layer 52 and is made of a foam resin; a joint part 54 that is provided in the peripheral edge part 52A of the outer layer 52 and is joined to a base material 40 on a vehicle body side; and a step part 53 formed in the outer peripheral part of the region E in the outer layer 52.SELECTED DRAWING: Figure 3
【課題】アウタ層とインナ層とを含むルーフ本体に、アウタ層とインナ層との熱膨張率の差に起因した熱歪みが発生するのを抑制できる樹脂ルーフを得る。【解決手段】車両のルーフパネルを構成する樹脂製のアウタ層52と、アウタ層52の周縁部52Aを除く所定の領域Eに設けられた発泡樹脂製のインナ層56と、を含むルーフ本体50と、アウタ層52の周縁部52Aに設けられ、車体側の基材40に接合される接合部54と、アウタ層52における領域Eの外周部に形成された段差部53と、を備えた樹脂ルーフ10とする。【選択図】図3
RESIN ROOF
樹脂ルーフ
2022-07-07
Patent
Electronic Resource
Japanese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |