公开(公告)号：US20240298428A1

公开(公告)日：2024-09-05

申请号：US18273931

申请日：2021-12-15

Applicant: LS ELECTRIC CO., LTD.

Inventor： Seong Eon KIM

IPC: H05K7/20

CPC classification number: H05K7/20927 ,  H05K7/20254

Abstract: The present disclosure relates to a heat sink for an electric machine and, more specifically, to a heat sink for an electric semiconductor element used in an electric module, and the present invention is characterized by; comprising a cooling plate having an inlet and an outlet; having a tank which is formed in a plate shape inside the cooling plate and forms a coolant flow path connected to the inlet and the outlet, and having multiple collision pillars continuing from the top surface to the base surface of the tank formed in the tank.

公开(公告)号：US20250140228A1

公开(公告)日：2025-05-01

申请号：US18834699

申请日：2023-01-20

Applicant: LS ELECTRIC CO., LTD.

Inventor： Seong Eon KIM

IPC: G10K11/172 ,  H01F27/33

Abstract: A vibration reduction unit and a transformer comprising same are disclosed. The vibration reduction unit according to one aspect of the present disclosure may comprise: a first frame forming one portion of the exterior thereof; a second frame which forms the other portion of the exterior thereof, and which is coupled to the first frame; a resonance space formed inside the second frame so as to reduce transmitted vibration or noise by means of resonance; and a pipe member penetratively coupled to the first frame such that the resonance space communicates with the outside.