E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
E04B 1/74 (2006.01) E04B 2/74 (2006.01)
Patent
CA 2151655
A sound attenuating wall construction having a wall of vertical members, a hanger bar secured to one side of the wall near an upper edge thereof, a sound attenuating curtain of flexible material hanging from the hanger bar downwardly to the bottom of the wall structure spaced the said wall structure by an air space, a cover wall secured to the wall structure on the other side of the flexible sound curtain, and defining a further air space between the cover wall and the sound curtain, and, sound attenuation baffles in at least one of the cover wall and said the structure.
Dodd Murray B.
Rolston George A.
LandOfFree
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