Title:
NATURAL VENTILATION SYSTEM
Document Type and Number:
Japanese Patent JP2018194244
Kind Code:
A
Abstract:
To provide a natural ventilation system 1 that can prevent outdoor noise from propagating indoors through an outside air introduction passage from an opening part.SOLUTION: A natural ventilation system 1 includes: an opening part 10 provided in part of an outside wall 5 of a building; and an outside air introduction passage 15 extending on an indoor side of the building from the opening part 10. In the natural ventilation system 1, a sound insulation body 100 is disposed in the vicinity of the opening part 10.SELECTED DRAWING: Figure 4
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Inventors:
MASUDA TAKASHI
Application Number:
JP2017099410A
Publication Date:
December 06, 2018
Filing Date:
May 19, 2017
Export Citation:
Assignee:
SHIMIZU CONSTRUCTION CO LTD
International Classes:
F24F7/04; E04B1/70; E04B1/82; F24F13/24
Domestic Patent References:
| JPH0559142U | 1993-08-06 | |||
| JP2002194825A | 2002-07-10 | |||
| JPS5447322A | 1979-04-13 |
Attorney, Agent or Firm:
Teiji Tanaka
Takashi Koyama
Takehiko Katayose
Akira Yonezawa
Norihiko Uchida
Hirukawa Masanobu
Ryukichi Abe
Takashi Koyama
Takehiko Katayose
Akira Yonezawa
Norihiko Uchida
Hirukawa Masanobu
Ryukichi Abe