ACOUSTIC PANELS AND STRUCTURES INCLUDING THE SAME

    公开(公告)号:US20210382529A1

    公开(公告)日:2021-12-09

    申请号:US17284916

    申请日:2019-11-05

    Abstract: An acoustic absorbing panel adapted for use with computers and servers includes a first layer and an opposing second layer, and a core disposed between the first and second layers, the core including walls extending between the first and second layers and defining a series of cells, each cell being at least partially surrounded by a wall, adjacent cells being interconnected via an opening in the at least one wall. The panel includes a through hole in the first layer or the second layer. The hole may be aligned with a cell in a series of cells. The panel has an absorption band at a frequency between 800 Hz and 12000 Hz. The panel may include a flame resistant polymer composition. The panel may be mounted on the frame of an electronics enclosure. The electronics enclosure may be a server rack or a case of a computer or server.

    MICROPERFORATED CONDUIT
    18.
    发明申请

    公开(公告)号:US20210140678A1

    公开(公告)日:2021-05-13

    申请号:US16492393

    申请日:2018-06-26

    Abstract: Provided are conduits for air flow that are capable of reducing noise and related methods. The provided conduits include a first section that is tubular and substantially non-perforated and a second section with at least a portion having a multiplicity of microperforations that provide an average flow resistance of from 50 MKS Rayls to 8000 MKS Rayls therethrough. The second section is either (a) tubular and connected in series with the first section, with an outer surface of the second section being in fluid communication with an outer surface of the conduit, or (b) disposed within the first section.

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