公开(公告)号：US11804698B2

公开(公告)日：2023-10-31

申请号：US17756943

申请日：2020-04-01

Applicant: LS ELECTRIC CO., LTD.

Inventor： Han-Joo Lee ,  Hong-Ik Yang

IPC: H02B11/24 ,  H02B1/14

CPC classification number: H02B1/14 ,  H02B11/24

Abstract: A switchboard is provided having a rotating shutter structure that comprises: a switchboard body that is provided with a circuit breaker chamber into which a circuit breaker is inserted, and an open hole formed in the rear surface to expose a conductor part of a bushing assembly to the circuit breaker chamber; a shutter part that is rotatably installed in the switchboard body and opens/closes the open hole by rotating; and an operation unit that is installed in the switchboard body and rotates the shutter part when the circuit breaker is inserted into the circuit breaker chamber.

公开(公告)号：US12288966B2

公开(公告)日：2025-04-29

申请号：US18272145

申请日：2021-11-25

Applicant: LS ELECTRIC CO., LTD.

Inventor： Han-Joo Lee ,  Hong-Ik Yang

IPC: H02B11/167 ,  H01H71/52 ,  H01R13/631

Abstract: One embodiment of a bogie apparatus may comprise: a horizontal frame; vertical frames respectively coupled to both ends of the horizontal frame and provided in a pair; an end bar having both end parts respectively coupled to one end of the pair of horizontal frames; and a connector assembly coupled to the end bar so as to move in at least one direction among upward, downward, left, and right directions. The connector assembly may comprise: a socket portion having a plurality of wiring terminals; a socket mounting portion having the socket portion mounted thereon, and provided in a plate shape; and a guide bushing formed so as to protrude from the socket mounting portion and away from the socket portion, and having a hollow.