公开(公告)号：US20240339276A1

公开(公告)日：2024-10-10

申请号：US18682072

申请日：2022-11-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Ha Su KIM ,  Jin Hee PARK ,  Young Jun SON

IPC: H01H50/38 ,  H01H9/44 ,  H01H50/54

CPC classification number: H01H50/38 ,  H01H9/443 ,  H01H50/546

Abstract: The present disclosure discloses an arc path formation unit and a direct current relay including the same, which can effectively guide a generated arc to the outside, including a magnet holder unit disposed between the outside of an arc chamber and the inside of a frame and including a first holder and a second holder different from each other, and a magnet unit attached to one surface of the magnet holder unit facing the arc chamber and forming a magnetic field in the arc chamber, wherein the first holder and the second holder are each bent at a predetermined angle and extended, the magnet unit is attached to both ends thereof, and a magnetic field formed in the magnet unit forms an electromagnetic force together with the electric current energizing through the direct current relay to guide the arc in a direction away from a fixed contact.

公开(公告)号：US20240312745A1

公开(公告)日：2024-09-19

申请号：US18576954

申请日：2022-11-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Ha Su KIM ,  Jin Hee PARK ,  Young Jun SON

IPC: H01H50/38 ,  H01H50/54

CPC classification number: H01H50/38 ,  H01H50/54

Abstract: The present disclosure discloses an arc path formation unit and a direct current relay including the same, which can effectively guide a generated arc to the outside, including a magnet holder unit disposed between the outside of an arc chamber and the inside of a frame and including a first holder and a second holder different from each other, and a magnet unit attached to one surface of the magnet holder unit facing the arc chamber and forming a magnetic field in the arc chamber, wherein the first holder and the second holder are each bent at a predetermined angle and extended, the magnet unit is attached to both ends thereof, and a magnetic field formed in the magnet unit forms an electromagnetic force together with the electric current energizing through the direct current relay to guide the arc in a direction away from a fixed contact.

公开(公告)号：US20240297007A1

公开(公告)日：2024-09-05

申请号：US18578579

申请日：2022-11-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Ha Su KIM ,  Jin Hee PARK ,  Young Jun SON

IPC: H01H50/38 ,  H01H50/54

CPC classification number: H01H50/38 ,  H01H50/54

Abstract: The present disclosure discloses an arc path formation unit and a direct current relay including the same, which can effectively guide a generated arc to the outside, including a magnet holder unit disposed between the outside of an arc chamber and the inside of a frame and including a first holder and a second holder different from each other, and a magnet unit attached to one surface of the magnet holder unit facing the arc chamber and forming a magnetic field in the arc chamber, wherein the first holder and the second holder are each bent at a predetermined angle and extended, the magnet unit is attached to both ends thereof, and a magnetic field formed in the magnet unit forms an electromagnetic force together with the electric current energizing through the direct current relay to guide the arc in a direction away from a fixed contact.

公开(公告)号：US20240412933A1

公开(公告)日：2024-12-12

申请号：US18576299

申请日：2022-11-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Ha Su KIM ,  Jin Hee PARK ,  Young Jun SON

IPC: H01H50/38

Abstract: The present invention discloses an arc path formation unit and a direct current relay including the same, which can effectively guide a generated arc to the outside, including a magnet holder unit disposed between the outside of an arc chamber and the inside of a frame and including a first holder and a second holder different from each other; and a magnet unit attached to one surface of the magnet holder unit facing the arc chamber and forming a magnetic field in the arc chamber, wherein the first holder and the second holder are each bent at a predetermined angle and extended, the magnet unit is attached to both ends thereof, and a magnetic field formed in the magnet unit forms an electromagnetic force together with the electric current energizing through the direct current relay to guide the arc in a direction away from a fixed contact.

公开(公告)号：US20250149282A1

公开(公告)日：2025-05-08

申请号：US18682074

申请日：2022-11-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Ha Su KIM ,  Jin Hee PARK ,  Young Jun SON

IPC: H01H50/38 ,  H01H9/44 ,  H01H50/54

Abstract: The present disclosure discloses an arc path formation unit and a direct current relay including the same, which can effectively guide a generated arc to the outside, including a magnet holder unit disposed between the outside of an arc chamber and the inside of a frame and including a first holder and a second holder different from each other, and a magnet unit attached to one surface of the magnet holder unit facing the arc chamber and forming a magnetic field in the arc chamber, wherein the first holder and the second holder are each bent at a predetermined angle and extended, the magnet unit is attached to both ends thereof, and a magnetic field formed in the magnet unit forms an electromagnetic force together with the electric current energizing through the direct current relay to guide the arc in a direction away from a fixed contact.

公开(公告)号：US20240355567A1

公开(公告)日：2024-10-24

申请号：US18682364

申请日：2022-11-14

Applicant: LS ELECTRIC CO., LTD.

Inventor： Ha Su KIM ,  Jin Hee PARK ,  Young Jun SON

IPC: H01H50/60 ,  H01H9/44 ,  H01H50/38

CPC classification number: H01H50/60 ,  H01H9/443 ,  H01H50/38

Abstract: The present disclosure discloses an arc path formation unit and a direct current relay including the same, which can effectively guide a generated arc to the outside, including a magnet holder unit disposed between the outside of an arc chamber and the inside of a frame and including a first holder and a second holder different from each other; and a magnet unit attached to one surface of the magnet holder unit facing the arc chamber and forming a magnetic field in the arc chamber, wherein the first holder and the second holder are each bent at a predetermined angle and extended, the magnet unit is attached to both ends thereof, and a magnetic field formed in the magnet unit forms an electromagnetic force together with the electric current energizing through the direct current relay to guide the arc in a direction away from a fixed contact.