US 11,843,228 B2
Electrical connection box
Kosuke Akiba, Mie (JP)
Assigned to SUMITOMO WIRING SYSTEMS, LTD., Mie (JP)
Appl. No. 17/059,237
Filed by SUMITOMO WIRING SYSTEMS, LTD., Mie (JP)
PCT Filed Apr. 2, 2019, PCT No. PCT/JP2019/014697
§ 371(c)(1), (2) Date Nov. 26, 2020,
PCT Pub. No. WO2019/239686, PCT Pub. Date Dec. 19, 2019.
Claims priority of application No. 2018-111308 (JP), filed on Jun. 11, 2018.
Prior Publication US 2021/0203137 A1, Jul. 1, 2021
Int. Cl. B60R 16/023 (2006.01); H02B 1/56 (2006.01); H02B 1/48 (2006.01)
CPC H02B 1/56 (2013.01) [B60R 16/0239 (2013.01); H02B 1/48 (2013.01)] 6 Claims
OG exemplary drawing
 
1. An electrical connection box comprising:
a box main body having a surface provided with a component mounting portion in which an electrical component is mounted; and
a cover covering the surface of the box main body;
wherein an inner surface of a top wall portion of the cover is provided with a heat dissipator holding portion that protrudes toward the electrical component, and a plastic heat dissipator held by the heat dissipator holding portion is made to come into contact with a surface of the electrical component, and
wherein the heat dissipator holding portion includes a tubular peripheral wall portion that protrudes from the inner surface of the top wall portion toward the box main body side, and an axial portion that is located in an inner portion of the peripheral wall portion and extends in an axial direction of the peripheral wall portion, and a portion of the plastic heat dissipator protrudes from the heat dissipator holding portion toward the electrical component to come into contact with the surface of the electrical component.