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:
Jul. 29, 2025

Filed:

Oct. 18, 2023
Applicant:

Nidec Corporation, Kyoto, JP;

Inventor:

Yuta Tokuno, Kyoto, JP;

Assignee:

NIDEC CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 19/00 (2006.01); F04D 29/32 (2006.01); F04D 29/52 (2006.01);
U.S. Cl.
CPC ...
F04D 19/007 (2013.01); F04D 19/002 (2013.01); F04D 29/325 (2013.01); F04D 29/522 (2013.01);
Abstract

In a blower, an attachment portion is attached across radially outer surfaces of a first axial fan and a second axial fan connected in series. A portion of a third connecting portion of the attachment portion is connected to a first connecting portion of the first axial fan. Another portion of the third connecting portion is connected to a second connecting portion of the second axial fan. An extension portion of the attachment portion extends in an axial direction from the third connecting portion, and is located at a radially outer end of at least one of a first tubular portion and a second tubular portion. The extension portion surrounds at least one of a first lead wire and a second lead wire together with a radially outer end of at least one of the first tubular portion and the second tubular portion.


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