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公开(公告)号：EP4439618A1
公开(公告)日：2024-10-02
申请号：EP22898848.1
申请日：2022-10-17
发明人： KIM, Ha Su , PARK, Jin Hee
摘要： A sub contact part and a direct current (DC) relay including the same are disclosed. The sub contact part according to one aspect of the present disclosure may include a body part having spaces spaced apart from each other therein and; and a plurality of sub connectors each accommodated in the spaces of the body part and electrically connected to an external control power source and a core part, wherein the body part includes a plurality of legs each having the spaces spaced apart from each other therein and extending in one direction; and a bridge extending between the plurality of legs and coupled to each of the plurality of legs.
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公开(公告)号：EP4435825A1
公开(公告)日：2024-09-25
申请号：EP22895999.5
申请日：2022-11-14
发明人： KIM, Ha Su , PARK, Jin Hee , SON, Young Jun
摘要： 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.
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公开(公告)号：EP4435821A1
公开(公告)日：2024-09-25
申请号：EP22895995.3
申请日：2022-11-14
发明人： KIM, Ha Su , PARK, Jin Hee , SON, Young Jun
摘要： 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.
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公开(公告)号：EP3930166B1
公开(公告)日：2024-06-19
申请号：EP19915842.9
申请日：2019-09-11
CPC分类号： H02M7/48 , H02M7/003 , H02M1/327 , H02M1/32 , H05K7/14322 , H05K7/14324
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公开(公告)号：EP3846193B1
公开(公告)日：2024-06-19
申请号：EP19855322.4
申请日：2019-08-13
CPC分类号： H01H1/54 , H01H50/546 , H01H9/443 , H01H1/50 , H01H50/20 , H01H51/065
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公开(公告)号：EP3734635A1
公开(公告)日：2020-11-04
申请号：EP18897478.6
申请日：2018-11-22
发明人： OH, Kyunghwan , OH, Kihwan
摘要： The present device was conceived in order to resolve the aforementioned problem, and the objective thereof is to provide an arc chamber of a circuit breaker that enhances assemblability and ensures the consistency of the product. An arc chamber of the circuit breaker according to one embodiment of the present device comprises: a plurality of grids arranged at predetermined intervals outside a motion locus of a movable contactor and having a body portion and a leg portion extending from one side of the body portion; and a fixing cap having a receiving portion that is inserted into the leg portion in a press-fitting manner, wherein the fixing cap has a coupling portion extending to a side of the body portion at one side thereof.
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公开(公告)号：EP4404231A1
公开(公告)日：2024-07-24
申请号：EP22870221.3
申请日：2022-09-08
发明人： LEE, Sangchul
摘要： An air circuit breaker according to an embodiment of the present invention comprises: a body portion provided with an opening having one open side; a plurality of movers which are rotatably coupled to the body portion and inserted in the opening; and a plurality of contact springs which are accommodated in the body portion and provide the plurality of movers respectively with an elastic force, wherein the plurality of contact springs comprise a plurality of first contact springs, and a plurality of second contact springs arranged among the plurality of first contact springs. The plurality of first contact springs may provide the plurality of movers with greater elastic force as compared with the plurality of second contact springs.
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公开(公告)号：EP4383305A1
公开(公告)日：2024-06-12
申请号：EP22853211.5
申请日：2022-01-04
发明人： SEO, Minkyu
IPC分类号： H01H33/666 , H01H33/662
CPC分类号： H01H33/666 , H01H33/662
摘要： The present invention relates to a vacuum circuit breaker, and provides a vacuum circuit breaker comprising: a mechanism assembly for generating an operation load by means of a signal; a shaft assembly, which rotates while the operation load generated from the mechanism assembly is transferred thereto; a link unit, which moves in the vertical direction according to the rotation of the shaft assembly; and an operation detection sensor unit which is provided at one side of the shaft assembly and which can detect the rotation angle of the shaft assembly.
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公开(公告)号：EP3855587B1
公开(公告)日：2023-12-13
申请号：EP19862029.6
申请日：2019-08-29
发明人： KWON, Hyukil , HWANG, Kwangkyu , AN, Kwanseung
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