PROBLEM TO BE SOLVED: To exert heat reflecting effect and acoustic insulation effect and suppress an increase in cost in a roof heat insulation material disposed between a vehicle roof panel and a vehicle interior material.SOLUTION: The roof heat insulation material 1 disposed between the vehicle interior material 60 and the roof panel 51 includes: an air chamber layer 2 having multiple air chambers; and a pair of aluminum sheet layers 3, 4 holding the air chamber layer from upper and lower sides. In the air chamber layer, a sheet having multiple air chambers disposed in a staggered arrangement manner in a face direction is laminated in at least two-layer and the sheets are stacked vertically so that positions of air chambers are shifted from one another.SELECTED DRAWING: Figure 1
【課題】車両のルーフパネルと車両内装材との間に配されるルーフ断熱材において、熱反射性と遮音性に効果を奏し、コスト上昇を抑える。【解決手段】車両の内装材60とルーフパネル51との間に配置されるルーフ断熱材1であって、複数の空気室を有する空気室層2と、前記空気室層を上下側から狭持する一対のアルミシート層3,4とを備え、前記空気室層は、面方向に千鳥状に配置された複数の空気室を有するシートが、少なくとも二層に積層され、上下に重なる前記シートにおいて、空気室の位置がずれるように配置されている。【選択図】図1
ROOF HEAT INSULATION MATERIAL AND ROOF HEAT INSULATION STRUCTURE USING THE SAME
ルーフ断熱材及びそれを用いたルーフ断熱構造
2016-12-28
Patent
Elektronische Ressource
Japanisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |
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