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US Patent 11686500 Air circulator

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TimelineTable: Further ResourcesReferences
Is a
Patent
Patent
1

Patent attributes

Patent Applicant
Iris Ohyama
Iris Ohyama
1
Current Assignee
Iris Ohyama
Iris Ohyama
1
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
116865001
Date of Patent
June 27, 2023
1
Patent Application Number
176488771
Date Filed
January 25, 2022
1
Patent Citations
‌
US Patent D599463 Air circulator
1
‌
US Patent D608437 Fan
1
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US Patent D621025 Set of fan parts
1
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US Patent D645953 Fan grille
1
Patent Primary Examiner
‌
Igor Kershteyn
1
CPC Code
‌
F24F 7/007
1
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F24F 2013/205
1
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F24F 2221/38
1
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F04D 25/08
1
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F04D 25/105
1
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F04D 25/0693
1
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F04D 27/004
1
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F04D 29/54
1
...

An air circulator includes a blower unit that is provided with an airflow opening on a front side of the blower unit. A grill is provided in the airflow opening, and is provided with airflow guide blades in a spiral manner Each of the airflow guide blades is convex toward an airflow direction between its inner end portion and its outer end portion to form the grill three-dimensionally. The grill further includes a circular ring that intersects with the airflow guide blades.

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