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:
Feb. 01, 2022
Filed:
Oct. 07, 2016
Mitsubishi Electric Corporation, Tokyo, JP;
Mitsubishi Electric Home Appliance Co., Ltd., Fukaya, JP;
Takashi Ikeda, Tokyo, JP;
Naho Adachi, Tokyo, JP;
Mitsumasa Hamazaki, Fukaya, JP;
Masaya Teramoto, Fukaya, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Mitsubishi Electric Home Appliance Co., Ltd., Fukaya, JP;
Abstract
An electric blower includes: an electric motor portion including a rotation shaft; a centrifugal impeller; and a heat dissipating portion connecting the centrifugal impeller and the rotation shaft. A boss portion of the centrifugal impeller is provided with a first hole extending in an extending direction of the rotation shaft. The heat dissipating portion includes a first portion connected to an inner circumferential surface of the first hole, and a second portion connected to the first portion in the extending direction and located outside the first hole. A length of the heat dissipating portion in the extending direction is longer than a length of the first hole in the extending direction.