Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yeon Je Kim0
Eung Ryeol Seo0
Jin Baek Kim0
Seong Hyun Yoon0
Date of Patent
January 7, 2020
0Patent Application Number
157119970
Date Filed
September 21, 2017
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A propeller fan that includes a hub body with a shaft coupling portion. The propeller fan also includes a plurality of hub blades extending spirally from the hub body. The propeller fan additionally includes a plurality of blades extending outward from the hub body and the hub blade to generate an airflow in an axial direction.
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