US 12,407,193 B2
Coil assembly for wireless power transmission and power transmission system
Shimpei Takita, Kariya (JP); Eisuke Takahashi, Kariya (JP); Nobuhisa Yamaguchi, Kariya (JP); and Yusei Nakayashiki, Kariya (JP)
Assigned to DENSO CORPORATION, Kariya (JP)
Filed by DENSO CORPORATION, Kariya (JP)
Filed on Oct. 25, 2023, as Appl. No. 18/383,654.
Application 18/383,654 is a continuation of application No. PCT/JP2022/011701, filed on Mar. 15, 2022.
Claims priority of application No. 2021-074033 (JP), filed on Apr. 26, 2021.
Prior Publication US 2024/0072579 A1, Feb. 29, 2024
Int. Cl. H02J 50/40 (2016.01); H02J 50/00 (2016.01); H02J 50/12 (2016.01); H02J 50/70 (2016.01)
CPC H02J 50/402 (2020.01) [H02J 50/005 (2020.01); H02J 50/12 (2016.02); H02J 50/70 (2016.02)] 13 Claims
OG exemplary drawing
 
1. A coil assembly for wireless power transmission comprising:
a plurality of external connecting terminals;
a power feeding coil;
a resonant capacitor which electrically connects with the power feeding coil;
busbars which electrically connect between the external connecting terminals;
a core, wherein
the plurality of external connecting terminals is inside a peripheral edge of the core.