The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 08, 2020
Filed:
Sep. 26, 2018
Applicant:
Iris Ohyama Inc., Sendai, JP;
Inventors:
Assignee:
IRIS OHYAMA INC., Sendai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24F 13/08 (2006.01); F04D 25/08 (2006.01); F04D 29/52 (2006.01); F04D 29/54 (2006.01); F24F 13/20 (2006.01); F24F 7/007 (2006.01); F04D 25/06 (2006.01);
U.S. Cl.
CPC ...
F24F 13/082 (2013.01); F04D 25/08 (2013.01); F04D 29/522 (2013.01); F04D 29/54 (2013.01); F24F 7/007 (2013.01); F24F 13/20 (2013.01); F04D 25/0693 (2013.01); F24F 2013/205 (2013.01);
Abstract
An air circulator includes a blower unit that is provided with an airflow opening on its front side and in which a grill is provided in the airflow opening and a support unit that supports the blower unit, and the grill is provided with plural airflow guide blades in a spiral manner and their inner end portions closer to the center of the spiral of the plural airflow guide blades are protruded in an airflow direction from their outer end portions made continuous to the airflow opening.