Title:
POWER CONVERTER
Document Type and Number:
Japanese Patent JP2019146409
Kind Code:
A
Abstract:
To provide a power converter which can reduce stain generated in a circuit board when a frame is expanded by heat.SOLUTION: A power converter 1 includes: an electric part 2; a frame 3 containing the electric frame 2; a substrate attachment part 4 attached to the frame 3; and a circuit board 5 held by the substrate attachment part 4 and electrically connected to the electric part 2. The substrate attachment part 4 includes: a flat plate part 41 facing the circuit board 5; a strain reducing part 42 with an opening in a surface 411 of the flat plate part 41 near the circuit board 5; and a plurality of stays 43 protruding to the circuit board 5 more closely than to the flat plate part 41 and fixing the circuit board 5. The strain reducing part 42 is arranged so that the distance from the stays 43 is twice the maximum diameter of the stays 43 or lower.SELECTED DRAWING: Figure 4
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Inventors:
HARADA DAISUKE
TSUTSUI SHOJI
UMEDA DAIKI
SHINOHARA MASATOSHI
HATA KEISUKE
TSUTSUI SHOJI
UMEDA DAIKI
SHINOHARA MASATOSHI
HATA KEISUKE
Application Number:
JP2018029890A
Publication Date:
August 29, 2019
Filing Date:
February 22, 2018
Export Citation:
Assignee:
DENSO CORP
TOYOTA MOTOR CORP
TOYOTA MOTOR CORP
International Classes:
H02M7/48
Domestic Patent References:
| JP2012217315A | 2012-11-08 | |||
| JPH09266388A | 1997-10-07 | |||
| JP2007177895A | 2007-07-12 | |||
| JP2013219229A | 2013-10-24 | |||
| JPH0927660A | 1997-01-28 |
Attorney, Agent or Firm:
Patent Business Corporation Aichi International Patent Office