Title:
ELECTRONIC UNIT
Document Type and Number:
Japanese Patent JP2015096010
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve heat radiation performance.SOLUTION: An electronic unit 10 includes: a circuit board 11 having a conductive path; an electronic component 16 mounted on the circuit board 11; a heat radiation member 35 having a plate-like part 36 overlapped with the circuit board 11 and multiple heat radiation fins 39 disposed arranged in a direction perpendicular to a plate surface of the plate-like part 36; and a fan 28 which blows air to multiple opening parts 40 located between the adjacent heat radiation fins 39. At least one of the multiple opening parts 40 is formed as a small opening part 42 having an opening area smaller than those of the other opening parts 40.
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Inventors:
MAEDA HIROTOSHI
KOIKE MASATOSHI
KOIKE MASATOSHI
Application Number:
JP2013235646A
Publication Date:
May 18, 2015
Filing Date:
November 14, 2013
Export Citation:
Assignee:
AUTO NETWORK GIJUTSU KENKYUSHO
SUMITOMO WIRING SYSTEMS
SUMITOMO ELECTRIC INDUSTRIES
SUMITOMO WIRING SYSTEMS
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
H02G3/16; H05K7/20
Attorney, Agent or Firm:
Akatsuki Joint Patent Office
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