US Patent 11859641 Noise abatement for air blowers
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US Patent 11859641 Noise abatement for air blowers
Article
Patent abstract
An air blower is provided. The blower includes a flow modulator tube assembly positioned to modulate the flow of air into the blower and to modulate the flow of sound out of the blower. The blower also includes a sound damper. The flow modulator tube assembly directs sound to the sound damper, and the sound damper absorbs and/or reflects the sound.
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Patent Jurisdiction
Patent Number
Patent Inventor Names
James E. Petersen, Jr.0
Michael David Roush0
Date of Patent
January 2, 2024
0Patent Application Number
169504100
Date Filed
November 17, 2020
0Patent Citations
Patent Primary Examiner
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