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:
Oct. 06, 2020
Filed:
Oct. 28, 2016
Mitsubishi Electric Corporation, Tokyo, JP;
Mitsubishi Electric Home Appliance Co., Ltd., Fukaya-shi, Saitama, JP;
Naho Adachi, Tokyo, JP;
Takashi Ikeda, Tokyo, JP;
Mamoru Hayatsu, Fukaya, JP;
Mitsumasa Hamazaki, Fukaya, JP;
Masaya Teramoto, Fukaya, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Mitsubishi Electric Home Appliance Co., Ltd., Fukaya-shi, Saitama, JP;
Abstract
A centrifugal impeller high in efficiency and suction power, an electric blower having the centrifugal impeller, and an electrical apparatus provided with the electric blower are obtained. The centrifugal impeller includes a hub and a plurality of rotor blades. The plurality of rotor blades are coupled to a surface portion of the hub. At least one of the plurality of rotor blades includes an end portion, a first surface, and a second surface. The end portion includes a planar portion and a curved portion. The planar portion is continuous to the second surface and has a flat surface. The curved portion connects the planar portion and the first surface to each other and has a curved surface.