SOUNDPROOFING BODY AND INSULATOR FOR AUTOMOBILEA dash insulator (DS) is constructed by layering a front layer (40), a sound absorption layer (50) of a membrane-vibration type and a perforated sound insulation layer (60). A layered body of the soun…DRIVE·Dec 31·1 min readFollowB32B25/08HOWA TEXTILE INDUSTRY CO LTD [JP]
SOUND-DEADENING SHEET FOR AUTOMOBILE, METHOD FOR MANUFACTURING SAME, AND AUTOMOBILE DASH SILENCER USING SOUND-DEADENING SHEETA dash silencer is constructed by layering a front side layer formed from a porous material, an intermediate layer constructed by a film structure body and a rear side layer. The rear side layer has u…DRIVE·Feb 12·1 min readFollowB32B27/065HOWA TEXTILE INDUSTRY CO LTD [JP]
