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:
Sep. 27, 2022
Filed:
Jun. 22, 2017
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Kazuchika Tsuchida, Tokyo, JP;
Naho Adachi, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/06 (2006.01); F04D 29/28 (2006.01); F04D 25/08 (2006.01); F04D 29/056 (2006.01); F04D 29/42 (2006.01); F04D 29/58 (2006.01);
U.S. Cl.
CPC ...
F04D 29/281 (2013.01); F04D 25/082 (2013.01); F04D 29/056 (2013.01); F04D 29/4253 (2013.01); F04D 29/5806 (2013.01); F05B 2250/502 (2013.01);
Abstract
An electric blower includes an air blowing unit including a mixed-flow fan to generate a current of air, a motor to rotate the mixed-flow fan, and a housing including a first portion surrounding the mixed-flow fan in a circumferential direction, and a second portion surrounding the motor in the circumferential direction. The inner diameter of the second portion is smaller than the inner diameter of the first portion.