Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 5, 2022
Patent Application Number
16668099
Date Filed
October 30, 2019
Patent Citations Received
Patent Primary Examiner
An inline axial flow fan includes a first fan including a first impeller, a first motor portion, and a first case, and a second fan including a second impeller, a second motor portion, and a second case, the first fan and the second fan being positioned in sequence from one axial side to another axial side. The first case and the second case are accommodated in a housing, and only one of the first case and the second case includes multiple slits that connect the inside and the outside of the first case and the second case in the radial direction.
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