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公开(公告)号：US09754751B2
公开(公告)日：2017-09-05
申请号：US14981670
申请日：2015-12-28
Applicant: LSIS CO., LTD.
Inventor： Kyunghwan Oh
IPC: H01H1/64 , H01H1/66 , H01H9/02 , H01H9/06 , H01H13/00 , H01H19/04 , H01H19/08 , H01H21/00 , H01H71/02 , H01H71/74
CPC classification number: H01H71/025 , H01H71/74 , H01H71/7427 , H01H71/7463 , H01H2071/7481
Abstract: Disclosed is a molded case circuit breaker including a case configured to accommodate an element for trip, an upper cover detachable attached to the case, a dial configured to include a fixing plate, which is provided to protrude along an outer circumference surface thereof, and a first stopper disposed under the fixing plate, a crossbar moved by the dial, a first dial fitting hole provided in the upper cover for the dial to be fitted into the first dial fitting hole, and a dial rotation adjusting unit provided in the first dial fitting hole and fitted between the fixing plate and the first stopper to guide a rotation of the dial, the dial rotation adjusting unit including a plurality of fitting grooves arranged at certain intervals. The first stopper is fitted into and fixed to the plurality of fitting grooves according to the rotation of the dial.
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Patent Agency Ranking
公开(公告)号：US10347453B2
公开(公告)日：2019-07-09
申请号：US15462636
申请日：2017-03-17
Applicant: LSIS CO., LTD.
Inventor： Kyunghwan Oh
Abstract: Provided is a multi-pole molded case circuit breaker (MCCB) with an insulation barrier for a rotary pin, in which an insulation barrier is provided in a rotary pin for inter-phase power transmission to prevent dielectric breakdown. The multi-pole MCCB includes a shaft assembly having a movable contactor and having a plurality of rotary pin holes formed in a penetrating manner, a base assembly to which the shaft assembly is rotatably accommodated to be coupled, a switching mechanism coupled to an upper portion of the base assembly and rotating the shaft assembly, a plurality of rotary pins coupled to the plurality of rotary pin holes in a penetrating manner, and an insulation barrier formed of an insulating material and covering the plurality of rotary pins.
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公开(公告)号：US10770248B2
公开(公告)日：2020-09-08
申请号：US16286925
申请日：2019-02-27
Applicant: LSIS CO., LTD.
Inventor： Kihwan Oh , Kyunghwan Oh
Abstract: The present disclosure relates to a molded case circuit breaker, and more particularly, to a contact unit of a molded case circuit breaker. A molded case circuit breaker according to an embodiment of the present disclosure may include a fixed contact; a movable contact rotatably provided on a shaft body to be brought into contact with or separated from the fixed contact; and an insulating barrier that enters between the fixed contact and the movable contact during interruption, wherein the insulating barrier is coupled to the movable contact to rotate along a circumferential surface of a shaft body.
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公开(公告)号：US10236150B2
公开(公告)日：2019-03-19
申请号：US15841682
申请日：2017-12-14
Applicant: LSIS CO., LTD.
Inventor： Kyunghwan Oh
IPC: H01H9/32 , H01H9/40 , H01H9/00 , H01H33/59 , H01H71/08 , H01H71/10 , H01H71/40 , H01H71/02 , H01H73/48 , H01R4/30 , H01R4/70 , H01R11/09
Abstract: The present invention relates to a molded-case circuit breaker for direct current (DC), and more particularly, to a molded-case circuit breaker for DC in which a connecting conductor for connecting terminals in the DC circuit breaker is configured as an assembly unit and contained in a terminal receiving portion to improve insulation performance and assemblability and reduce occupied space. There is provided a molded-case circuit breaker for DC that contains a plurality of interruption units, the DC circuit breaker including a terminal connecting unit that connects terminals of adjacent interruption units, the terminal connecting unit being placed within a terminal receiving portion on the front or rear of an outer casing of the circuit breaker.
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公开(公告)号：US20180233314A1
公开(公告)日：2018-08-16
申请号：US15841682
申请日：2017-12-14
Applicant: LSIS CO., LTD.
Inventor： Kyunghwan Oh
CPC classification number: H01H71/0207 , H01H9/0072 , H01H9/32 , H01H9/40 , H01H33/596 , H01H71/08 , H01H71/082 , H01H71/1045 , H01H71/40 , H01H73/48 , H01H2071/1036 , H01R4/30 , H01R4/70 , H01R11/09
Abstract: The present invention relates to a molded-case circuit breaker for direct current (DC), and more particularly, to a molded-case circuit breaker for DC in which a connecting conductor for connecting terminals in the DC circuit breaker is configured as an assembly unit and contained in a terminal receiving portion to improve insulation performance and assemblability and reduce occupied space. There is provided a molded-case circuit breaker for DC that contains a plurality of interruption units, the DC circuit breaker including a terminal connecting unit that connects terminals of adjacent interruption units, the terminal connecting unit being placed within a terminal receiving portion on the front or rear of an outer casing of the circuit breaker.
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公开(公告)号：US20160268085A1
公开(公告)日：2016-09-15
申请号：US14981670
申请日：2015-12-28
Applicant: LSIS CO., LTD.
Inventor： Kyunghwan Oh
CPC classification number: H01H71/025 , H01H71/74 , H01H71/7427 , H01H71/7463 , H01H2071/7481
Abstract: Disclosed is a molded case circuit breaker including a case configured to accommodate an element for trip, an upper cover detachable attached to the case, a dial configured to include a fixing plate, which is provided to protrude along an outer circumference surface thereof, and a first stopper disposed under the fixing plate, a crossbar moved by the dial, a first dial fitting hole provided in the upper cover for the dial to be fitted into the first dial fitting hole, and a dial rotation adjusting unit provided in the first dial fitting hole and fitted between the fixing plate and the first stopper to guide a rotation of the dial, the dial rotation adjusting unit including a plurality of fitting grooves arranged at certain intervals. The first stopper is fitted into and fixed to the plurality of fitting grooves according to the rotation of the dial.
Abstract translation: 公开了一种模制外壳断路器，包括：壳体，其构造成容纳用于跳闸的元件;可拆卸地附接到所述壳体的上盖;配置为包括固定板的表盘，所述固定板设置成沿着其外周表面突出; 设置在固定板下方的第一止动件，通过表盘移动的横杆，设置在用于装配到第一刻度盘安装孔中的表盘的上盖中的第一拨盘安装孔，以及设置在第一拨盘配件 并且安装在固定板和第一止动件之间以引导表盘的旋转，所述拨盘旋转调节单元包括以一定间隔布置的多个配合槽。 第一止动件根据表盘的旋转装配并固定到多个装配槽。
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