Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ercan Mehmet Dede0
Tsuyoshi Nomura0
Taehwa Lee0
Date of Patent
June 4, 2024
0Patent Application Number
178266860
Date Filed
May 27, 2022
0Patent Citations
Patent Primary Examiner
Patent abstract
A shroud for an air moving device includes a shroud body configured to at least partially surround one or more blades. The shroud body defines an annular cavity and an annular opening. The annular opening faces the one or more blades. The shroud also includes a Helmholtz resonator defined by the annular cavity and the annular opening. The Helmholtz resonator is configured to reflect sound generated by the one or more blades out of the shroud body.
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