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Title:
HEAT DISSIPATION FAN FAULT-DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/124545
Kind Code:
A1
Abstract:
The present invention relates to a heat dissipation fan fault-display device, which uses induced electromotive force generated when a heat dissipation fan rotates using electromagnetic induction, so as to drive an LED, and thus allows, with the naked eye, easy monitoring of faults or performance deterioration of a heat dissipation fan provided inside an electronic device such as a power conversion device.

Inventors:
KANG FEEL-SOON (KR)
MIN JOONKI (KR)
Application Number:
PCT/KR2021/013757
Publication Date:
June 16, 2022
Filing Date:
October 07, 2021
Export Citation:
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Assignee:
UNIV NAT HANBAT IND ACAD COOP FOUND (KR)
International Classes:
G01R31/28; G01R13/02; G01R19/165; G01R23/02; G01R31/56; G08B5/36; G08B21/18; H05K7/20
Foreign References:
KR20010090150A2001-10-18
CN111076361A2020-04-28
KR20100056278A2010-05-27
JP2006207463A2006-08-10
US20180224353A12018-08-09
Attorney, Agent or Firm:
PLUS INTERNATIONAL IP LAW FIRM (KR)
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