SOUND INSULATION PERFORMANCE COMPARING, EXPERIENCING AND LEARNING SYSTEM FOR CURTAIN

摘要

PROBLEM TO BE SOLVED: To provide a system for comparing, experiencing and learning the sound insulation performance of curtain which enable persons to exactly compare and judge the sound insulation performance of a plurality of curtains while actually confirming the sound insulation performance by their own ears.;SOLUTION: This system 1 for comparing, experiencing and learning the sound insulation performance of curtain has a plurality of apertures 5 which are formed in a wall section 4, a plurality of sound producing bodies 6 which are respectively disposed on the back sides of these plural apertures and are capable of generating the same sounds as each other, a sound insulation box 7 which is disposed on the back side of the apertures 5 and insulates the release of the sounds emitted from the sound producing bodies 6 to areas exclusive of the apertures 5 and curtain mounting sections 9 which hung the curtains 8 so as to close the apertures 5.;COPYRIGHT: (C)2002,JPO