US 11,742,707 B2
Bobbin structure for partioning coil layers
Jae Eun Kim, Hwaseong-si (KR); and Tae Won Kim, Seoul (KR)
Assigned to HYUNDAI MOTOR COMPANY, Seoul (KR); and KIA CORPORATION, Seoul (KR)
Filed by HYUNDAI MOTOR COMPANY, Seoul (KR); and KIA CORPORATION, Seoul (KR)
Filed on Nov. 3, 2021, as Appl. No. 17/518,201.
Claims priority of application No. 10-2021-0048894 (KR), filed on Apr. 15, 2021.
Prior Publication US 2022/0337102 A1, Oct. 20, 2022
Int. Cl. H02K 1/16 (2006.01); H02K 11/00 (2016.01)
CPC H02K 1/16 (2013.01) [H02K 11/00 (2013.01); H02K 2203/12 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A bobbin structure inserted into a slot defined in a stator core, the bobbin structure comprising:
a body configured to contact an inner wall of the slot; and
a single partition provided inside the body to insulate at least some coils, inserted into the slot to be arranged in a plurality of layers, from each other,
wherein the body and the single partition are formed integrally with each other,
wherein the coils are provided to an inside of the slot to be arranged in six layers, and
wherein the single partition is disposed between a first layer and a second layer or disposed between a fifth layer and a sixth layer.