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:
Jul. 05, 2022
Filed:
Feb. 10, 2020
Applicant:
Nidec Corporation, Kyoto, JP;
Inventor:
Shingo Yoshino, Kyoto, JP;
Assignee:
NIDEC CORPORATION, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/32 (2006.01); F04D 25/06 (2006.01); F04D 29/66 (2006.01); F04D 29/38 (2006.01);
U.S. Cl.
CPC ...
F04D 29/325 (2013.01); F04D 25/0613 (2013.01); F04D 29/38 (2013.01); F04D 29/666 (2013.01);
Abstract
An air blower includes an impeller rotatable about a central axis extending vertically, a motor to rotate the impeller, and a holder to hold the motor. The holder includes a base on which the motor is provided, attachments on a radial directional-outer side of the impeller, arms connecting the base and the attachments, and a wall surface on a side where the impeller is disposed, between the base and each attachment, and facing a radial-directional inner side. The wall surface includes a first surface extending outwardly in the radial direction and directed towards the front in the rotational direction of the impeller.