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    • 5. 发明专利
    • SOUND ISOLATING BOUNDARY WALL STRUCTURE FOR BEARING WAIL SECTION
    • JP2000170288A
    • 2000-06-20
    • JP34741498
    • 1998-12-07
    • SEKISUI HOUSE KK
    • KOTANI MIKIKONDO MASAYUKI
    • E04B2/56E04B2/74
    • PROBLEM TO BE SOLVED: To provide a sound isolating boundary wall structure for a bearing wall section capable of exerting an excellent sound isolating property without forming a sound bridge. SOLUTION: In a bearing wall section with a bearing face 2 by a brace 21 between independent columns 1, reinforcing studs 3 are provided between opposite independent columns 1 not to interfere with the brace 21, and two parallel channel runners with groove sections are provided to face a foundation 7 and a beam 8. A plurality of studs 4 are erected at intervals on both sides of the bearing face 2 between the channel runners, the studs 4 on the one face side of the bearing face 2 are fixed to one reinforcing stud 3, the studs on the other face side of the bearing face 2 are fixed to the other reinforcing stud 3, and independent sound isolating inner wall substrates A are formed on both sides of the bearing face 2. A sound absorbing material 5 is provided between the studs 4 of one sound isolating inner wall substrate A, and an inner wall material 6 is stuck on the outside of the sound isolating inner wall substrate A.