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序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
21 DISPOSITIF ET PROCEDE DE CONTROLE D'UN SIGNAL DE COMMANDE DESTINE A UN SECTIONNEUR EP12707865.7 2012-02-06 EP2678875B1 2015-04-08 GUILLON, Franck
22 BYPASS RECLOSER ASSEMBLY EP04781487.6 2004-08-18 EP1683171A1 2006-07-26 RHEIN, David; TAJ, Hatim; THOMAS, Jeffrey
A bypass switch recloser assembly has a first switch assembly connected electrically in series to a second switch assembly. A bypass switch assembly is connected electrically in parallel to the first and second switch assemblies. A recloser assembly is connected electrically in series to the first and second switch assemblies and electrically in parallel to the bypass switch assembly. The first, second and bypass switch assemblies and the recloser are mounted on a support assembly. The support assembly mounts the bypass switch recloser assembly to a support.
23 Hochspannungs-Trennschalter EP88115381.1 1988-09-20 EP0308862A3 1989-07-19 Lutz, Ferdinand, Dr.

Ein Hochspannungs-Trennschalter, insbesondere ein Dreh­trennschalter, Scherentrennschalter, Klapptrennschalter oder dgl., besitzt wenigstens einen drehbaren Schaltarm (14, 15), der mit mindestens einem Festkontaktstück und/oder einem weiteren drehbaren Schaltarm zusammen­wirkt, und einen Antrieb für wenigstens einen der Schaltarme. Der als hydraulische oder pneumatische An­triebsvorrichtung (32) ausgebildete Antrieb befindet sich auf Hochspannungspotential räumlich unmittelbar dem Schaltarm (14, 15) zugeordnet. Dabei wird das hydrauli­sche oder pneumatische Fluid für den Antrieb von einer auf Erdpotential befindlichen Druckerzeugungseinrichtung über druckfeste, elektrisch isolierende Leitungen (17a, 17 b) der auf Hochspannungspotential befindliche An­triebsvorrichtung zugeführt. Dadurch ist eine fabriksei­tige Montage mit Justierung möglich und aufwendige Mon­tage- und Justierarbeiten auf der Baustelle entfallen.

24 Hochspannungs-Trennschalter EP88115381.1 1988-09-20 EP0308862A2 1989-03-29 Lutz, Ferdinand, Dr.

Ein Hochspannungs-Trennschalter, insbesondere ein Dreh­trennschalter, Scherentrennschalter, Klapptrennschalter oder dgl., besitzt wenigstens einen drehbaren Schaltarm (14, 15), der mit mindestens einem Festkontaktstück und/oder einem weiteren drehbaren Schaltarm zusammen­wirkt, und einen Antrieb für wenigstens einen der Schaltarme. Der als hydraulische oder pneumatische An­triebsvorrichtung (32) ausgebildete Antrieb befindet sich auf Hochspannungspotential räumlich unmittelbar dem Schaltarm (14, 15) zugeordnet. Dabei wird das hydrauli­sche oder pneumatische Fluid für den Antrieb von einer auf Erdpotential befindlichen Druckerzeugungseinrichtung über druckfeste, elektrisch isolierende Leitungen (17a, 17 b) der auf Hochspannungspotential befindliche An­triebsvorrichtung zugeführt. Dadurch ist eine fabriksei­tige Montage mit Justierung möglich und aufwendige Mon­tage- und Justierarbeiten auf der Baustelle entfallen.

25 기중차단기의 인/입출 장치 KR2020110010791 2011-12-05 KR2020130003512U 2013-06-13 최현
본고안의기중차단기의인/출입장치는, 기중차단기의인/출입장치에있어서, 본체에축 방향양단이회전가능하게결합되며, 공구또는인/입출핸들에의해회전되는회전스크류와, 상기회전스크류의하부에수평을이루도록배치되며, 상기본체에양단이회전가능하게결합되는인디케이터와, 상기회전스크류와인디케이터에각각스크류결합되며, 상기회전스크류의회전시단로, 테스트및 접속위치로이동하면서상기인디케이터를회전위치시키는이동부재와, 상기회전스크류의축 방향일단을따라이동가능하게결합되며, 상기인디케이터의회전시탄성력에의해일측의록킹해제위치로이동하여상기회전스크류를각 위치별로자동록킹시키는록킹부재및, 상기본체의일측에누름동작가능하게설치되며, 누름동작시상기록킹부재를록킹해제위치로밀어상기회전스크류의록킹을해제시키는언록킹부재를포함한다.
26 금속 밀봉된 가스 절연 병합 단로 및 접지 스위치 KR1020127018737 2011-01-17 KR1020120105031A 2012-09-24 쿨다니엘; 만미카엘; 삭슬다비드
본 발명은 하우징 내에 수납되는 금속 밀봉된 가스 절연 병합 다상(多相) 스위치 단로기 및 접지 스위치에 관한 것으로, 종방향 축을 따라 이동 가능하며 제1의 위치에서는 2개의 동작부(18, 24)를 서로 접속하고 제2의 위치에서는 고정된 접지 접촉부(42)에 접속되는 접촉 볼트(20)를 각 상(相)당 하나씩 구비하고, 접촉 볼트(20)를 위한 구동 모터(48)를 구비하며, 구동 모터는 구동 스핀들(39)을 통해 상기 접촉 볼트(20)를 작동시킨다. 모든 상(相)의 접촉 볼트(20)들의 운동선들(lines of movement)은 단일 평면에 놓이며, 접촉 볼트(20)는 각각 상기 운동선과 정렬되는 하나의 절연 스핀들(23)에 의해 구동될 수 있으며, 구동 스핀들(39)은 상기 운동선의 평면에 배치되고 절연 스핀들(23)에 수직을 이루며 각각 하나의 편향 기어 메커니즘(37)을 통해 절연 스핀들에 결합되고, 접촉 볼트(20)의 구동을 위한 편향 기어 메커니즘(37)은 접지 접촉부(42) 내에 수납된다.
27 On-off lever of disconnecting switch for power distribution line US15000328 2016-01-19 US09646776B1 2017-05-09 Choon-hyun Park; Dae-hoon Yoo; Jung-hyun Park; Ki-chul Park
The present invention relates to an on-off lever of a disconnecting switch for a power distribution line that can connect or disconnect lines through easy and safe manipulation of the on-off lever. According to an embodiment of the present invention, the on-off lever of the disconnecting switch for the power distribution line, the on-off lever having: a lever body mounted to an end part of a movable member; a shaft hole formed on a first portion of a middle part of the lever body; a locking step provided on a lower part of the lever body such that the locking step is locked to a locking end; a guide hole formed on a second portion of the middle part of the lever body; and a manipulation means provided on an upper part of the lever body.
28 Portable load-breaking and pickup jumper apparatus US14223937 2014-03-24 US09478374B2 2016-10-25 Eugene H. Wood; Matthew G. Nolte
A portable load-breaking and pickup apparatus for handling a load associated with a power distribution system is disclosed. The apparatus includes first and second spaced-apart connectors electrically connected by a load break assembly. The load break assembly includes first and second outer contacts configured for mating engagement and configured to provide a low-resistance path between the first and second connectors, and first and second inner contacts configured for mating engagement and configured to provide a high-resistance path between the first and second connectors. The load break assembly transitions from an open position to a closed position in two stages. The two stages include closing the high-resistance path prior to closing the low-resistance path, and closing the low-resistance path after the high-resistance path has been closed.
29 AIR BREAK ELECTRICAL SWITCH HAVING A BLADE TOGGLE MECHANISM US14818285 2015-08-04 US20160064168A1 2016-03-03 David A. Rhein
An electrical switch includes a pivotally supported blade, a toggle mechanism, and an operating mechanism. The operating mechanism is drivable in a first direction to pivot the blade about a first axis and toward a closed blade position. When pivoting toward the closed blade position, the toggle mechanism inhibits the blade from pivoting about a second axis. Upon reaching the closed blade position, continued motion of the operating mechanism in the first direction causes the toggle mechanism to pivot the blade about the second axis toward a closed contact position. In the closed contact position, the blade contacts at least one blade contact to electrically connect the blade and a first electrical terminal.
30 PORTABLE LOAD-BREAKING AND PICKUP JUMPER APPARATUS US14223937 2014-03-24 US20140202836A1 2014-07-24 Eugene H. Wood; Matthew G. Nolte
A portable load-breaking and pickup apparatus for handling a load associated with a power distribution system is disclosed. The apparatus includes first and second spaced-apart connectors electrically connected by a load break assembly. The load break assembly includes first and second outer contacts configured for mating engagement and configured to provide a low-resistance path between the first and second connectors, and first and second inner contacts configured for mating engagement and configured to provide a high-resistance path between the first and second connectors. The load break assembly transitions from an open position to a closed position in two stages. The two stages include closing the high-resistance path prior to closing the low-resistance path, and closing the low-resistance path after the high-resistance path has been closed.
31 Cable termination systems and isolating apparatus for electrical power transmission conductors and methods using the same US12482921 2009-06-11 US08198558B2 2012-06-12 Owen Gregory; Edward O'Sullivan; Sherif Kamel; Steven Mitchell
A conductor termination system for use with an electrical power transmission conductor includes a termination assembly and a connector. The termination assembly includes an end member and an integral retainer mechanism. The end member includes a receiver portion configured to receive a segment of the conductor. The retainer mechanism includes a moveable keeper member on the end member. The retainer mechanism is operable to selectively clamp a segment of the conductor in the receiver portion to the end member and to apply a retention load to the conductor segment. The connector is adapted to be applied to the end member and the conductor to securely clamp the conductor segment to the end member.
32 Arrangement for removable control elements US11599201 2006-11-13 US08022318B2 2011-09-20 James F. Fargo; Joseph P. Moninski; Joel A. Ramos
An arrangement is provided for the overall handling of removable controls for an electrical device including the installation and removal of controls from a base or other housing portion of the overall device, e.g. an overhead switch utilized in electrical power distribution/transmission. The arrangement includes facilities for selectively securing or releasing the controls with respect to cooperating housing portions of the device. An operating member is provided with provisions for cooperating with the controls for securing and releasing the control with respect to the operating member. In a preferred arrangement, the controls have separate control functions.
33 Switchable lightning arrester system US10677010 2003-09-30 US07245473B2 2007-07-17 Michael L. Prelec
The switchable lightning-arrester system has a safety-switchable connector (10), which, for differing power-line features, can include optionally a counter-lever safety connector (14), a slide safety connector (40), a hinged safety connector (56) and a pivot safety connector (67) intermediate a power line (11) and a lightning arrester (1) for on-spot disconnection to protect workers from self-destructing arresters when changing lightning arresters or working on damaged lines without costly, time-consuming and power-disruptive shutdown of power lines. This is highly important because the lightning arresters are changed and repair work is done on damaged lines as quickly after self-destruction from lightning surges as possible requiring the change and repair. The safety-switchable connectors are made to be operable and changeable from a safe distance remotely, which is preferably from a ground position near a light pole, a transformer or other line support (9). Many line-worker lives have been injured or lost in the past without this safety-switchable connector.
34 Switch with improved protection from ice conditions US11299269 2005-12-12 US07223928B2 2007-05-29 William W Riopka; Terrence S. Kerr
An arrangement is provided to protect an electrical switch from the deleterious effects of ice formation that inhibits switch operation. In a preferred arrangement, an ice shield is provided that protects the current-carrying contact structures and other operative elements of the switch from ice buildups. In one specific arrangement, as the switch is moved from the open position to the closed position, the ice shield moves away from the contact structure of a moving contact of the switch to permit unfettered engagement with a stationary contact structure of the switch.
35 Transformer system provided with a decoupling system US09508750 2000-05-10 US06535097B1 2003-03-18 Olaf Brockmann; Joerg Pscheidl
To allow simple performance of a voltage test of a high-voltage system, a transformer system having a transformer housing (1) that receives a voltage converter (4) and having an electrical terminal (6) electrically connected to the voltage converter (4) and extended out of the transformer housing (1) for connecting the transformer system to a high- or medium-voltage system, is improved in that a decoupling system (12, 25) actuatable from outside the transformer housing (1) for temporarily interrupting the electrical connection between the voltage converter (4) and the first terminal (6) is disposed in the transformer housing (1). For performing a direct voltage test, the transformer system of the invention no longer has to be detached from the high-voltage system.
36 Positive locking mechanism for in-line switch US836763 1997-05-05 US5942723A 1999-08-24 Rocco Valentino Laricchia
An isolating switch for an electric power line including a sub-assembly made up of two electrically conductive and pieces interconnected by at least one insulator. The end pieces have respective aligned grooves for registry with the electric power line, and securing members for permanently securing the end pieces to the electric power line. The sub-assembly is provided with two keeper bars for mounting the sub-assembly to the power line prior to permanently securing the end pieces to the power line. Each of the keeper bars is pivotally mounted on a respective one of the end pieces and is pivotable manually between a first position in which the keeper bar is completely clear of the groove and a second position in which the keeper bar extends across the groove to retain the sub-assembly on the power line. A detent member is provided on each end piece for cooperation with the respective keeper bar, and a spring member urges the keeper bar and detent member into mutual engagement when the keeper bar is in the second position to retain the keeper bar in the second position.
37 Electro/mechanical actuator for circuit disconnect/connect apparatus for overhead power lines US290618 1994-08-15 US5560474A 1996-10-01 Barry Thomas; James Ross; Andrew S. Panto; W. Roy Rinehart
The apparatus includes contact blades at different elevations on a utility pole rotatable between electrical connection and disconnection positions vis-a-vis contact members. To rotate the contact blades, an electromechanical linear actuator extends a clevis and crank arm to rotate a vertically extending shaft coupled to another crank and a lever arm to rotate the insulators on which the contact blades are mounted. The linear actuators are carried by support structure high on the utility pole and, by rotating the vertical shafts, the insulators and contact blades at each phase are simultaneously rotated.
38 Contact assembly for high-voltage switch US92026 1987-09-01 US4795869A 1989-01-03 Christopher D. Roman; Dean M. Czuma
A contact assembly is provided for a high-voltage switch. The contact assembly includes one or more contact members that cooperate with a contact element. The arrangement of the contact members is such that an interference fit results with the contact element and one or more of the contact members are displaced. To provide operation of the contact assembly in ice-forming environments, facilities are provided to prevent the ingress of moisture and the formation of ice in the space required for displacement of the appropriate one or more contact members. Of course, if ice were allowed to occupy the space required for displacement of the one or more contact members, due to the relatively incompressible nature of ice, appropriate contact engagement would be inhibited since displacement of the one or more contact members would be unable to occur when engaged by the contact element. In a specific arrangement, the contact assembly includes a contact support structure which carries the contact members. A filler element is provided between the contact support structure and the contact members that are required to be displaceable. The filler element is deformable and/or compressible in response to the displacement of the contact member. Additionally, the filler element is impervious to the ingress of moisture or the formation of ice crystals and retains its flexiblity under ice-forming conditions.
39 Power line working apparatus US782378 1985-09-30 US4661662A 1987-04-28 Ronald J. Finke; Victor J. Mullen; Danny R. Williams; Robert J. Morris; Charles E. Tucker
A new and improved apparatus is provided to permit a live or hot electrical power line to be cut in the field for line service or other purposes. The apparatus is connected at each end to the line at positions spanning the site of the cut. The attached end portions are then moved closer to each other, easing the tension on the portion of the line to be cut. The apparatus is then connected to the live line with jumper cables, forming a parallel electric circuit. The line is then cut and a cut end tied back. Flow of current through the apparatus is broken. An interrupter in the apparatus suppresses any arc which may tend to form.
40 Automatic resetting control circuit for air switch operator US820039 1977-07-29 US4128856A 1978-12-05 Donald A. MacLeod
An automatic resetting subcircuit is disclosed in a remotely actuated power distribution switch control circuit characterized by a two-position electromechanical control for an automatic actuation mechanism for operating the switch. The control is provided with two elements, each for moving the control in an opposite direction between the open and closed positions of the switch. The circuit includes a first energy storage capacitor for storing energy received from a source remote from the circuit. A first thyristor, when triggered by a locally generated control signal, applies the energy stored in the first energy storage capacitor to one of the elements to cause the switch to be operated in a predetermined direction. The automatic resetting subcircuit includes a second energy storage capacitor for storing energy received from the remote source with the second energy storage capacitor being electrically isolated from the first thyristor. A sensor switch responds to the position of the distribution switch and is connected to reverse the connections of the first and second energy storage capacitors in accordance with the position of the power distribution switch. A time delay circuit is provided in conjunction with a second thyristor which is connected to the second energy storage capacitor and to the sensor switch. The gate of the thyristor is connected to the time delay circuit and to a transistor base controlled by the voltage on the first energy storage capacitor. If the voltage thereon goes to zero, indicating a signal switch, and the power distribution switch does not operate, the second thyristor passes the energy stored in the second energy storage capacitor to the other element of the electromechanical control to return the control to its initial position.
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