公开(公告)号：US11715601B2

公开(公告)日：2023-08-01

申请号：US17788981

申请日：2021-06-29

Applicant: NUINTEK CO LTD

Inventor： Dae-Jin Park ,  Ying-Won Jeon ,  Jin-A Park ,  Hyeon-Jin Kim ,  Taek-Hyeon Lee

IPC: H01G4/224 ,  H01G2/08

CPC classification number: H01G4/224 ,  H01G2/08

Abstract: The present disclosure relates to a case molding including: a plastic case having an accommodation chamber formed by four sides and a bottom to accommodate the capacitor module, and having an open side on the top for filling a molding agent; a capacitor module including a capacitor device, a first busbar electrically connected with a thermally-sprayed surface of the capacitor device, a second busbar electrically connected with the other thermally-sprayed surface of the capacitor, and an insulating sheet disposed between the first busbar and the second busbar; a filler permeating in a gel or fluid state into the space between the capacitor module and inner walls of the plastic case, and then hardened therein; and a horizontal plate part positioned over the capacitor module and the filler, and has a horizontal plate integrated thereto with the bottom pressing the filler.

公开(公告)号：US11929209B2

公开(公告)日：2024-03-12

申请号：US17788622

申请日：2021-06-29

Applicant: NUINTEK CO LTD

Inventor： Dae-Jin Park ,  Ying-Won Jeon ,  Jin-A Park

IPC: H01G4/224 ,  H01G4/228 ,  H01G4/38 ,  H01G4/32

CPC classification number: H01G4/224 ,  H01G4/228 ,  H01G4/38 ,  H01G4/32

Abstract: The present disclosure relates to a metal case capacitor that includes: a capacitor module (10) including a capacitor device, a first busbar (1) electrically connected with a thermally-sprayed surface of the capacitor device and having a first lead terminal (1a) on an exposed side, a second busbar (2) electrically connected with the other thermally-sprayed surface of the capacitor device and having a second lead terminal (2a) on an exposed side, and an insulating sheet disposed between the first busbar (1) and the second busbar (2); a metallic external case (20) having a space; a plastic insulating member positioned between the capacitor module (10) and the metallic external case (20) and insulating the capacitor module (10) and the metallic external case (20) from each other; and a filler permeating in a gel or liquid state into a space between the capacitor module (10) and the metallic external case (20).

公开(公告)号：US11935696B2

公开(公告)日：2024-03-19

申请号：US17788816

申请日：2021-06-29

Applicant: NUINTEK CO LTD

Inventor： Dae-Jin Park ,  Ying-Won Jeon ,  Jin-A Park ,  Hyeon-Jin Kim ,  Taek-Hyeon Lee

IPC: H01G2/08 ,  H01G4/224 ,  H01G4/232 ,  H01G4/32

CPC classification number: H01G2/08 ,  H01G4/224 ,  H01G4/232 ,  H01G4/32

Abstract: A capacitor includes a capacitor module including a capacitor device, a first busbar electrically connected with a thermally-sprayed surface of the capacitor device and having a first lead terminal on an exposed side, a second busbar electrically connected with the other thermally-sprayed surface of the capacitor device and having a second lead terminal on an exposed side, and an insulating sheet disposed between the first busbar and the second busbar to insulate an overlap region; a plastic case having a 3D space formed by four sides and a bottom to accommodate the capacitor module and having an open top; a metallic external wall is formed outside one side of the four sides or the bottom of the plastic case; and a filler permeating in a gel or fluid state into the space between the capacitor module and inner walls of the plastic case.