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:
Apr. 09, 2024

Filed:

Jul. 31, 2020
Applicant:

Koki Holdings Co., Ltd., Tokyo, JP;

Inventors:

Mikihiro Kataoka, Ibaraki, JP;

Naoto Ichihashi, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/08 (2006.01); F04D 29/54 (2006.01); F04D 29/58 (2006.01);
U.S. Cl.
CPC ...
F04D 25/08 (2013.01); F04D 29/542 (2013.01); F04D 29/58 (2013.01);
Abstract

A blower has: a fan generating an air flow in an axial direction of a rotary shaft; a tubular motor holderformed in a tubular shape and holding the motor radially inside thereof; and a fan case part accommodating the motor, the motor holder, and the fan and forming an air flow path. A first rectification parts that is integrally formed is provided on an inside portion of the fan case part. The first rectification part is formed in a rib shape by a first to fourth blade, weakens a rotational component of a flow of air discharged from the fan, and guides the air to smoothly flow in the axial direction. The motor holder is configured so as to have an axial length smaller than the motor.


Find Patent Forward Citations

Loading…