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.

Date of Patent:
Dec. 03, 2024

Filed:

Feb. 13, 2023
Applicant:

Nidec Corporation, Kyoto, JP;

Inventor:

Kazuhiro Inouchi, Kyoto, JP;

Assignee:

NIDEC CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 25/06 (2006.01); F04D 17/16 (2006.01); F04D 25/08 (2006.01); F04D 25/16 (2006.01); F04D 29/00 (2006.01); F04D 29/42 (2006.01); F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
F04D 25/0613 (2013.01); F04D 17/16 (2013.01); F04D 25/06 (2013.01); F04D 25/08 (2013.01); F04D 25/166 (2013.01); F04D 29/002 (2013.01); F04D 29/4226 (2013.01); F04D 29/4246 (2013.01); F04D 29/441 (2013.01);
Abstract

A blower includes a base, a motor attached to the base, a first impeller to be rotated by the motor, and a second impeller to be rotated by the motor and independent of the first impeller. The base includes an annular cover that covers at least a portion of the motor, a support that extends from an upper end of the cover, and a bottom extending inward from a lower end of the cover and to which the stator is fixed. The bottom includes a shaft hole to accommodate a shaft. The first impeller and the second impeller are fixed to an upper portion and a lower portion of a rotor, respectively. At least one of the first impeller and the second impeller is fixed to the shaft.


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