E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
181/14
E04B 1/74 (2006.01) E04B 1/84 (2006.01) E06B 3/67 (2006.01) G10K 11/172 (2006.01)
Patent
CA 1218938
8567-50 ABSTRACT A sound barrier comprising a pair of spaced apart members, a medium disposed between the members capable of propagating sound waves, and one or more acoustical resonators coupled to the medium and tuned to one or more selected frequencies. The resonators may be disposed between the members or may be disposed around the outer periphery of the members to permit con- struction of a sound barrier window. The resonators may form an integral part of one of the members or may be suspended between the members by netting or sound insulating material. P-01-1641-CN
469767
Lockheed Corporation
Smart & Biggar
LandOfFree
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