Acoustics – Sound-modifying means – Sound absorbing panels
Reexamination Certificate
2004-02-12
2009-06-16
Donels, Jeffrey (Department: 2837)
Acoustics
Sound-modifying means
Sound absorbing panels
C181S284000, C181S285000, C181S289000, C052S144000, C052S145000
Reexamination Certificate
active
07546900
ABSTRACT:
A panel assembly for a traffic noise barrier wall of the type including opposing slots formed in pairs of vertically-mounted posts is described. The panel assembly includes a sheet, which may be transparent, and a frame disposed along at least a portion of the perimeter of the sheet. Side portions of the frame capture at least a portion of the side edges of the sheet and are received within the opposing slots in drop-down fashion.
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Barratt Stephen D.
Humphries Eric C.
Miller John H.
Nowicki Paul D.
Stauffer Ray
Donels Jeffrey
Evonik Cyro LLC
Gangemi Anthony P.
Luks Jeremy
Wiggin and Dana LLP
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