Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kil Young Kim0
Date of Patent
August 20, 2019
0Patent Application Number
154218450
Date Filed
February 1, 2017
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A fluid machine includes a rotatable hub; a plurality of blades spaced apart from one another along a circumferential direction with respect to a rotation center of the hub; and a shroud extending along a circumferential direction with respect to the rotation center of the hub and covering the plurality of blades. The shroud includes: a flow passage, the flow passage formed to be recessed with respect to an inner surface of the shroud facing the blades; and a plurality of resonators provided in the flow passage.
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