Title:
SOUND-PROOF WALL WHICH DOES NOT BLOCK AIR FLOW
Document Type and Number:
Japanese Patent JP2016053614
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a sound-proof wall which consumes no artificial energy and allows circulation of ambient air.SOLUTION: A sound-proof wall 1 which does not block an air flow comprises a wall body 2 having plural penetration holes 3, and the penetration holes 3 have sound collection parts 4 whose cross section area is gradually expanded outward, on end parts, respectively. The sound collection parts 4 are disposed on both ends of the respective penetration hole 3, and the sound collection parts have one or more sound collectors which are formed so that a cross section area is gradually expanded to an outer end from an inner end, and which are a funnel-shape. The inner end of the sound collector is fixed to the sound collection part 4.SELECTED DRAWING: Figure 1
More Like This:
Inventors:
KITAMURA ZENJI
Application Number:
JP2014178795A
Publication Date:
April 14, 2016
Filing Date:
September 03, 2014
Export Citation:
Assignee:
KITAMURA ZENJI
International Classes:
G10K11/172; E01F8/00; E04B1/82; E04B1/86
Foreign References:
| WO2012086680A1 | 2012-06-28 | |||
| WO2014045404A1 | 2014-03-27 |
Attorney, Agent or Firm:
Sonoda Yoshitaka
Kobayashi Yoshinori
Kobayashi Yoshinori