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1. 发明申请

US20230030575A1 BREAKER AND CONTACTOR 有权
公开(公告)号：US20230030575A1
公开(公告)日：2023-02-02
申请号：US17788919
申请日：2020-12-24
申请人： SCHNEIDER ELECTRIC INDUSTRIES SAS
发明人： Yuanzhong WANG , Jiaren XIAO , Xuedong XIA , Francois CHAUDOT , Omer KARAAGAC , Jean-Paul GONNET
IPC分类号： H01H9/34 , H01H50/60 , H01H73/18
摘要： A breaker is provided including: a first stationary contact having a first stationary contact portion; a movable contact having a first movable contact portion; an actuating member to actuate the movable contact; a first arc extinguishing device; a first arc running piece extending from a first arc running end portion arranged adjacent to the first stationary contact portion to a second arc running end portion through the first arc extinguishing device; and an arc guiding piece having a first arc guiding section extending in the first direction, the first arc guiding section being arranged between the movable contact and the first arc extinguishing device in a second direction perpendicular to the first direction. The second arc running end portion and the first arc guiding section are arranged at opposite sides of the first arc extinguishing device in the second direction. A contactor including the breaker is further provided.

2. 发明授权

US11361921B2 Breaking device 有权
公开(公告)号：US11361921B2
公开(公告)日：2022-06-14
申请号：US17436855
申请日：2020-02-17
申请人： ABB S.p.A.
发明人： Henrik Breder , Marley Becerra , James Mannekutla , Alessio Bergamini
IPC分类号： H01H9/32 , H01H9/34 , H01H33/06
摘要： A breaking device for interrupting current, the breaking device including an electrically conducting outer member; an electrically conducting inner member arranged radially inside the outer member with respect to a breaking axis; and an electrically insulating or semiconducting breaking tube arranged radially between the outer member and the inner member with respect to the breaking axis, the breaking tube being arranged to move along the breaking axis from a starting position to a protruding position in which the breaking tube protrudes from a space within the outer member for interrupting a current between the outer member and the inner member by means of the breaking tube.

3. 发明申请

US20220102093A1 Breaking Device 有权
公开(公告)号：US20220102093A1
公开(公告)日：2022-03-31
申请号：US17436855
申请日：2020-02-17
申请人： ABB S.p.A.
发明人： Henrik Breder , Marley Becerra , James Mannekutla , Alessio Bergamini
IPC分类号： H01H33/06 , H01H9/32 , H01H9/34
摘要： A breaking device for interrupting current, the breaking device including an electrically conducting outer member; an electrically conducting inner member arranged radially inside the outer member with respect to a breaking axis; and an electrically insulating or semiconducting breaking tube arranged radially between the outer member and the inner member with respect to the breaking axis, the breaking tube being arranged to move along the breaking axis from a starting position to a protruding position in which the breaking tube protrudes from a space within the outer member for interrupting a current between the outer member and the inner member by means of the breaking tube.

4. 发明授权

US11004625B2 High speed circuit breaker for industrial and railways applications 有权
公开(公告)号：US11004625B2
公开(公告)日：2021-05-11
申请号：US16604932
申请日：2018-04-09
申请人： MICROELETTRICA SCIENTIFICA S.P.A.
发明人： Claudio Mondellini , Marco Corna , Lorenzo Stendardi
IPC分类号： H01H9/38 , H01H9/34 , H01H33/08 , H01H33/59
摘要： An improved high speed breaker for industrial or railways applications wherein a high D.C. current must be interrupted with high efficiency and extremely fast intervention times. The breaker includes, in a casing, a base portion supporting an activating a switching mechanism including a holding mechanism and a release mechanism, an intermediate switching or breaking contacts portion, including fixed contacts and movable contacts, and a top arc chute extinguishing portion covering the switching or breaking contact portion, wherein intermediate delimiting portions are provided on both sides of the casing to delimit laterally the intermediate switching or breaking contact portion and to provide lateral guides for the arc chute extinguishing portion, wherein the arc chute extinguishing portion is slidably mounted in the casing, and wherein at least a lever mechanism is extended transversally between the opposite intermediate delimiting portions for moving or raising the arc chute extinguishing portion for inspection.

5. 发明授权

US10685792B2 System and method for thermal protection of automatic transfer switch 有权
公开(公告)号：US10685792B2
公开(公告)日：2020-06-16
申请号：US16100935
申请日：2018-08-10
申请人： Cummins Power Generation IP, Inc.
发明人： Amrit Supriya , Wangwei Zhou
IPC分类号： H01H9/00 , H01H9/34 , H01H9/52 , H01H9/40
摘要： An automatic transfer switch assembly includes a first phase switch component, a second phase switch component and a third phase switch component arranged in order of the first phase switch component, the second phase switch component, and the third phase switch component in a line. The assembly further includes a first shield disposed between the first phase switch component and the second phase switch component, and a second shield disposed between the second phase switch component and the third phase switch component. Each of the first shield and the second shield includes a plurality of laminations of electrical steel.

6. 发明申请

US20200043676A1 ARC CHAMBER FOR A DC CIRCUIT BREAKER 审中-公开
公开(公告)号：US20200043676A1
公开(公告)日：2020-02-06
申请号：US16600680
申请日：2019-10-14
申请人： ABB Schweiz AG
发明人： Rudolf Gati , Matthias Bator , Osvaldo Prestini , Pierluigi Cisana , Thorsten Strassel
IPC分类号： H01H9/34 , H01H9/36
摘要： An arc chamber for a DC circuit breaker includes an entry side adapted to receive an electric arc, which was generated outside of the arc chamber and which propagates in a forward direction, a plurality of stacked splitter plates, and at least one inhibitor barrier. The at least one inhibitor barrier is arranged on the entry side to inhibit a reverse propagation of the electric arc out of the arc chamber in a reverse direction. DC circuit breaker comprising an arc chamber. Use of an arc chamber with a circuit breaker in a DC electrical system.

7. 发明授权

US10522310B2 Extinguishing gas filtering device and electric current switchgear comprising such a filtering device 有权
公开(公告)号：US10522310B2
公开(公告)日：2019-12-31
申请号：US16038741
申请日：2018-07-18
申请人： Schneider Electric Industries SAS
发明人： Marc Rival , Cyril Domenech , Daniel Rota
IPC分类号： H01H9/34 , H01H33/53 , H01H33/74 , B01D39/20 , B01D46/12 , B01D46/54
摘要： An extinguishing gas filtering device for an electric current switchgear with separable contacts, including an electric arc extinguishing chamber, includes, assembled together an inlet part for the extinguishing gases, made of a metal material and including an inlet aperture intended to be fluidically connected with an extinguishing gas outlet of the switchgear; an outlet aperture; a flared wall extending between the inlet and outlet apertures; a gas diffuser, which covers the outlet aperture, being planar in shape and including through-apertures; a filter made of porous metal foam, placed at the output of the gas diffuser.

8. 发明授权

US10483054B2 Mono or bidirectional contactor 有权
公开(公告)号：US10483054B2
公开(公告)日：2019-11-19
申请号：US15946256
申请日：2018-04-05
申请人： Telarc S.r.l.
发明人： Marco Corna
IPC分类号： H01H9/44 , H01H9/34
摘要： A mono or bidirectional contactor device for applications involving switching of the power supply for high current and/or voltage electrical loads, of the type comprising a containing and protective casing made of synthetic plastic insulating material with a bottom wall from which there extends an actuator portion, comprising a coil and auxiliary contacts, an intermediate portion for housing fixed and movable contact poles, and an upper arc chute portion for dissipating the electric arc. Advantageously the casing is chosen so as to have a flat parallelepiped form with the bottom wall extending at 90° with respect to a side wall of the casing on the shorter side and a support plate for the contactor is connected to the outer surface of the base wall or of said side wall so as to support the casing substantially with a vertical extension from the horizontal plane or projecting from the vertical plane.

9. 发明授权

US10347436B2 Switching device 有权
公开(公告)号：US10347436B2
公开(公告)日：2019-07-09
申请号：US15767059
申请日：2015-10-08
申请人： ABB Schweiz AG
发明人： Gunnar Johansson , David Karlén , Jonathan Jonsson , Markus Angell , Mats Henning Johansson
IPC分类号： H01H3/40 , H01H9/38 , H01H9/34 , H01H1/20
摘要： A switching device for breaking an electric current including a main contact carrier, movable and stationary main contacts, the movable contact attached to the main contact carrier, an arcing contact carrier, a movable and stationary arcing contacts, the movable arcing contact attached to the arcing contact carrier and the stationary arcing contact arranged in parallel with the stationary main contact, and an actuating unit for the main and arcing contact carriers between open and close position at an actuating distance, wherein there are separation distances between the stationary and movable contacts of the main and arcing contact units respectively when the current is interrupted. The switching device further includes a first rack and a first gear for actuating the arcing contact carrier so that, when interrupting the current, a separation distance between the arcing contacts is longer than a separation distance between the main contacts.

10. 发明授权

US10276336B2 Circuit breaker assembly including a circuit breaker connector 有权
公开(公告)号：US10276336B2
公开(公告)日：2019-04-30
申请号：US15041971
申请日：2016-02-11
申请人： ABB Schweiz AG
发明人： Muneeb Ahmed Abbasi , Yatin Vilas Newase , Gajendra Vijaykumar Kadam , Simhadri Ramalingeswara Rao Gupta , Anurag Arjundas Jivanani
IPC分类号： H01H71/02 , H01H69/00 , H01H9/34
摘要： A circuit breaker assembly includes a circuit breaker cassette having a connector receiving zone, and a housing receptive of the circuit breaker cassette. The housing includes a connector mounting member. A circuit breaker connector member snap-fittingly extends into the connector receiving zone through the connector mounting member joining the circuit breaker cassette and the housing.

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