Title:
壁構造及び区分構造
Document Type and Number:
Japanese Patent JP6972537
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a wall structure and a section structure capable of making conversation contents less likely to be transmitted to the outside without increasing ambient environmental noise.SOLUTION: The wall structure according to the present invention is a wall structure for partitioning an interior space, and has one or a plurality of sound collecting shapes for reflecting and converging the sound waves incident from the front on a front face. The sound collecting shape may have a shape that reflects a sound wave incident from the front and converges it three-dimensionally. The three-dimensional sound collecting shape may be a quadratic curve rotating surface, a part of the quadratic curve rotating surface, or a combination of a part thereof. The quadratic curve rotating surface is preferably a paraboloid of revolution or a spheroid. The section structure according to the present invention is a section structure in which a room is divided into one or a plurality of spaces, and includes the wall structure that divides the room and a table placed inside the space. The table may have a guidance structure for guiding the seating position.SELECTED DRAWING: Figure 1
Inventors:
Shinichi Kato
Application Number:
JP2016218467A
Publication Date:
November 24, 2021
Filing Date:
November 08, 2016
Export Citation:
Assignee:
Yamaha Corporation
International Classes:
E04B2/74; A47B13/00; A47B13/10; A47B17/04
Domestic Patent References:
| JP3257497A | ||||
| JP3049398A | ||||
| JP2003144239A | ||||
| JP7107588A | ||||
| JP2007304446A |
Foreign References:
| US6520280 |
Attorney, Agent or Firm:
Hajime Amano
Koji Ishida
Koji Ishida