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:
Dec. 06, 2022

Filed:

Mar. 16, 2020
Applicant:

Sanyo Denki Co., Ltd., Tokyo, JP;

Inventors:

Munenori Takakuwa, Tokyo, JP;

Kakuhiko Hata, Tokyo, JP;

Yukihiro Nagatsuka, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 7/14 (2006.01); F04D 25/06 (2006.01); H02K 15/12 (2006.01);
U.S. Cl.
CPC ...
H02K 7/14 (2013.01); F04D 25/0646 (2013.01); F04D 25/0693 (2013.01); H02K 15/12 (2013.01); H02K 2203/03 (2013.01);
Abstract

In this molded structure of the brushless fan motor, at least a part of a circuit board is supported by a notch portion in a distal end portion of a projecting end formed on a board storage portion side and a rotary shaft side of an insulator, the board storage portion and the insulator are placed in such a manner as to surround a periphery of a bearing support tube portion, a part of a molded portion is disposed between the bearing support tube portion and the insulator and between the board storage portion and the insulator, and the entire circuit board located inside a storage chamber, excluding the portion supported by the projecting end formed on the board storage portion side of the insulator, is covered with the part of the molded portion.


Find Patent Forward Citations

Loading…