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:
Nov. 07, 2023

Filed:

Aug. 28, 2020
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Sho Koyama, Osaka, JP;

Masao Kojima, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/70 (2006.01); F04D 17/16 (2006.01); F04D 25/06 (2006.01); F04D 29/056 (2006.01); F04D 29/28 (2006.01); F04D 29/42 (2006.01);
U.S. Cl.
CPC ...
F04D 29/703 (2013.01); F04D 17/16 (2013.01); F04D 25/06 (2013.01); F04D 29/056 (2013.01); F04D 29/281 (2013.01); F04D 29/4226 (2013.01);
Abstract

A blower includes a fan and a motor, wherein the motor includes a shaft, a bearing that supports the shaft, and a motor case that covers at least a part of the bearing, the fan includes a main plate having a first surface facing the motor case and a second surface opposite to the first surface, and connected to the shaft, and a plurality of blades erected on the second surface of the main plate, and arranged radially with respect to an axis of the shaft, at least one of the fan and the motor case includes blocking members, and each of the blocking members is located apart from the shaft between the first surface of the main plate and the motor case, and surrounds the shaft.


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