Patent ID: 11933041
Assignee: SEKISUI HOUSE, LTD.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 8:
9. The sound insulation structure for a building according to claim 8, wherein
the partition wall includes:
a first face material extending in the vertical direction and having a first inner surface;
a second face material extending in the vertical direction, disposed with a hollow portion interposed between the first face material and the second face material in the horizontal direction, and having a second inner surface opposed to the first inner surface with the hollow portion interposed therebetween;
a first vertical material extending in the vertical direction and fixed to the first inner surface; and
a second vertical material extending in the vertical direction and fixed to the second inner surface, wherein:
the first vertical material and the second vertical material being arranged in a zigzag manner along a wall surface direction of the partition wall, and
the sound insulation structure for a building further comprising at least one face material out of a first wall-side sound insulation face material stuck to a part of the first inner surface so as to overlap the second vertical material in a front view of the first face material and having a coincidence frequency different from that of the first face material, and a second wall-side sound insulation face material stuck to a part of the second inner surface so as to overlap the first vertical material in a front view of the second face material and having a coincidence frequency different from that of the second face material.