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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.:

US 12006943 B1

PDFFull Text
Date of Patent:
Jun. 11, 2024

Filed:

Apr. 29, 2022

Waterproof fan

Applicant:

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

Inventors:

Munenori Takakuwa, Tokyo, JP;

Hyukjun Kwon, Tokyo, JP;

Assignee:

SANYO DENKI CO., LTD., Tokyo, JP;

Attorney:

RANKIN, HILL & CLARK LLP

Primary Examiner:

Peter J Bertheaud

Int. Cl.
CPC ...
F04D 25/06 (2006.01); F04D 19/00 (2006.01); F04D 29/02 (2006.01); F04D 29/08 (2006.01); F04D 29/52 (2006.01); H02K 1/18 (2006.01); H02K 3/44 (2006.01); H02K 5/08 (2006.01); H02K 5/16 (2006.01); H02K 7/08 (2006.01); H02K 7/14 (2006.01); H02K 21/22 (2006.01);
U.S. Cl.
CPC ...
F04D 25/0693 (2013.01); F04D 19/002 (2013.01); F04D 25/0613 (2013.01); F04D 25/0633 (2013.01); F04D 25/0646 (2013.01); F04D 29/023 (2013.01); F04D 29/083 (2013.01); F04D 29/522 (2013.01); H02K 1/187 (2013.01); H02K 3/44 (2013.01); H02K 5/08 (2013.01); H02K 5/163 (2013.01); H02K 7/085 (2013.01); H02K 7/14 (2013.01); H02K 21/22 (2013.01); H02K 2211/03 (2013.01);
Abstract

A waterproof fan includes: a rotor including a rotating blade capable of rotating about a rotation axis; a stator including a plurality of stator cores extending in a radial direction relative to the rotation axis, and a winding wound around each of the stator cores; a frame including a housing space opening toward one side of the rotation axis; a circuit board electrically connected to the winding and housed in the housing space; a waterproofing resin portion covering the stator and the circuit board to block the opening of the housing space; and a positioning member provided in the housing space and configured to position the circuit board at a position away from an inner wall of the housing space.

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Takakuwa, Munenori. (2024). Waterproof fan (U.S. Patent No. 12006943). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12006943

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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