Invention Grant
- Patent Title: Direct current relay
-
Application No.: US17269213Application Date: 2019-08-13
-
Publication No.: US11574784B2Publication Date: 2023-02-07
- Inventor: Jungwoo Yoo
- Applicant: LS ELECTRIC CO., LTD.
- Applicant Address: KR Anyang-si
- Assignee: LS ELECTRIC CO., LTD.
- Current Assignee: LS ELECTRIC CO., LTD.
- Current Assignee Address: KR Anyang-si
- Agency: K&L Gates LLP
- Priority: KR10-2018-0103719 20180831
- International Application: PCT/KR2019/010275 WO 20190813
- International Announcement: WO2020/045859 WO 20200305
- Main IPC: H01H3/00
- IPC: H01H3/00 ; H01H50/56 ; H01H50/18 ; H01H50/36 ; H01H50/54

Abstract:
The present disclosure relates to a direct current relay, and more specifically, to a direct current relay having a movable assembly with improved contact pressure. The direct current relay according to an embodiment of the present disclosure comprises a pair of fixed contacts, and a movable contact which is moved vertically by an electromagnetic force to contact or be separated from the pair of fixed contacts, wherein an upper yoke and a lower yoke are respectively provided on the upper and lower portions of the movable contact, a contact spring is provided on the lower portion of the lower yoke, and the lower yoke is pressed by the contact spring to move the movable contact.
Public/Granted literature
- US20210193421A1 DIRECT CURRENT RELAY Public/Granted day:2021-06-24
Information query