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A platform for research: civil engineering, architecture and urbanism
Sound absorbing panel and soundproof wall equipment
A sound absorbing panel is provided above an uppermost of soundproof panels arranged in plural stages in a vertical direction and each having a back surface opposite to a sound source side, the back surface being formed to be a sound insulating surface, the sound absorbing panel including: an outer frame body having therein an acoustic space in which a first acoustic material is provided, the outer frame body allowing formation of a partition wall separating a sound source and a surrounding area from each other, the outer frame body having, at a front and back portions thereof, sound transmitting surfaces each having multiple sound through holes allowing transfer of sound between the acoustic space and outside thereof; and a second acoustic material provided above an upper end of the outer frame body such that a peripheral surface of the second acoustic material except for a corner portion is air-permeable.
Sound absorbing panel and soundproof wall equipment
A sound absorbing panel is provided above an uppermost of soundproof panels arranged in plural stages in a vertical direction and each having a back surface opposite to a sound source side, the back surface being formed to be a sound insulating surface, the sound absorbing panel including: an outer frame body having therein an acoustic space in which a first acoustic material is provided, the outer frame body allowing formation of a partition wall separating a sound source and a surrounding area from each other, the outer frame body having, at a front and back portions thereof, sound transmitting surfaces each having multiple sound through holes allowing transfer of sound between the acoustic space and outside thereof; and a second acoustic material provided above an upper end of the outer frame body such that a peripheral surface of the second acoustic material except for a corner portion is air-permeable.
Sound absorbing panel and soundproof wall equipment
HOSHINO YASUSHI (author) / KIYAMA MASAKAZU (author) / YATSUNAMI SHIMPEI (author) / FUKITO JUNICHI (author)
2018-03-13
Patent
Electronic Resource
English
IPC:
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS
/
E01F
ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
,
Zusätzliche Baumaßnahmen, wie die Ausstattung von Straßen oder die bauliche Ausbildung von Bahnsteigen, Landeplätzen für Hubschrauber, Wegweisern, Schneezäunen oder dgl.
/
G10K
Tonerzeugungsvorrichtungen
,
SOUND-PRODUCING DEVICES
Soundproof Panel Soundproof Panel Unit and Soundproof Wall having Bar-type Sound Absorbing Members
European Patent Office | 2017
SOUNDPROOF PANEL, SOUNDPROOF PANEL UNIT, AND SOUNDPROOF WALL HAVING BAR-TYPE SOUND ABSORBING MEMBERS
| European Patent Office | 2016