EP1494252A1 - Kontaktfinger für Hochleistungsschalter - Google Patents
Kontaktfinger für Hochleistungsschalter Download PDFInfo
- Publication number
- EP1494252A1 EP1494252A1 EP03405494A EP03405494A EP1494252A1 EP 1494252 A1 EP1494252 A1 EP 1494252A1 EP 03405494 A EP03405494 A EP 03405494A EP 03405494 A EP03405494 A EP 03405494A EP 1494252 A1 EP1494252 A1 EP 1494252A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- contact
- contact piece
- leaf spring
- contact finger
- longitudinal direction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/44—Contacts characterised by the manner in which co-operating contacts engage by sliding with resilient mounting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
Definitions
- the invention relates to the field of High voltage switch technology, especially on contact fingers, as in High-performance switches, especially in circuit breakers, are used. It refers to a contact finger module, a separator module and a High-performance switch according to the preamble of the independent Claims.
- contact finger modules which from a longitudinally extending leaf spring and a Contact fingers, having a contact piece and one along one Longitudinally extended flexible contact piece carrier consist.
- High-performance switches such as generator switches, become such Contact finger modules in isolator modules for contacting the Separator tube used.
- the leaf spring is arcuately curved over almost its entire length and extends in the assembled state of the attachment end in Longitudinal to before the contact piece and except for the Insulation plaque.
- the leaf spring lies on the Insulation plate on, so that by the leaf spring one of a deflection the contact piece in the deflection direction counteracting force is effected without a current through the leaf spring in the contact piece flows.
- the leaf spring At the resting on the insulating plate end of the Leaf spring, the leaf spring one of the flexible contact piece carrier wegphaseden kink, whereby one in the assembled state with the Longitudinal direction an angle of about 20 ° inclusive and of the Contact piece carrier leading end of the leaf spring is formed.
- Such a contact finger module has the disadvantage of an unfavorable Field control, since the contact piece and the flexible contact piece carrier and also the head of the screw of the screw as well as that of the Contact piece carrier leading end of the leaf spring to the Fastening remote contacting end to a uneven field distribution with high electric fields at edges and ends of the contact finger module.
- the inventive contact finger module is characterized in that that the leaf spring in the assembled state in the longitudinal direction up at least to the middle of the extension of the contact piece in the longitudinal direction extends.
- the leaf spring extends in the assembled state in the longitudinal direction to at least to the end of the extension of the contact finger in the longitudinal direction. This achieves even better field control.
- Subject of the invention is the location of the introduction of force from the leaf spring in the contact fingers with respect to the longitudinal direction in the middle of the Extension of the contact piece in the longitudinal direction or on the Fastening remote side of this center.
- particularly preferred embodiment of the Subject of the invention extends beyond the leaf spring in the assembled state the Contact fingers in the longitudinal direction. This gives a particularly good Field control by the leaf spring.
- the leaf spring on the its end facing away from the fastening end against the deflection bent or bent by at least 180 ° in the deflection direction is at least 180 ° in the deflection direction.
- leaf spring on her Attaching end facing away from the deflection around at least 180 °, in particular by more than 185 °, bent.
- field peaks exhibited at exposed edges of the leaf spring can be avoided, especially well avoided, so that a largely homogeneous field distribution and a correspondingly very good Field control is achieved.
- she is also at her Fastening uncrimped trained.
- Such a leaf spring is simple and reproducible to produce, that is, there are tight tolerances specifiable, and there is a small spread of contact forces achievable.
- the flexible contact piece carrier includes a plate pack made of electrically conductive slats.
- a plate pack made of electrically conductive slats.
- Copper lamellae in particular with thicknesses between 0.1 mm and 0.7 mm, preferably between 0.15 mm and 0.3 mm, used.
- the contact piece carrier in the deflection above above arranged the contact piece, wherein the contact piece carrier and the Contact piece by means of a radial rivets are fixed together.
- a radial rivet also as tumble connection known
- the tumble connection is a captive connection.
- the contact finger module two or three contact fingers with each at least one contact piece and at least one flexible Contact carrier to be exhibited, which contact piece carrier a have common attachment ends, and wherein two or three Leaf springs are exhibited, which have a common attachment end each having a leaf spring, each with a contact finger cooperates such that a deflection of the Contact piece of the contact finger in the deflection direction counteracting Force is effected, and wherein the respective leaf spring mounted in the Condition in the longitudinal direction to at least the middle of the expansion of the respective contact piece extends in the longitudinal direction.
- each two or three contact fingers combined in one component, which in one piece can be trained.
- This advantageously includes the contact fingers containing component but two or three contacts and a the two or three flexible contact piece carrier having component.
- the latter component may for example be integrally formed, or, in If a disk pack, are advantageous, the individual slats of the two or three flexible contact piece carrier integrally formed.
- the inventive high power switch with a part of a releasable electrical contact acting variety of Contact finger modules is characterized in that inventive Contact finger modules are shown.
- the advantages are the above mentioned.
- the contact finger modules are preferably in Rated circuit and / or in the circuit breaker of the heavy-duty circuit breaker used. Typical rated currents and voltages, which with a such high-power switches are between 6 kA and 40 kA at 1 kV to 50 kV.
- the inventive separator module for a high-power switch includes at least one drive housing and a movable separator tube and one as part of a releasable electrical contact between the separator tube and drive housing acting plurality of the drive housing or on Separator tube arranged Kunststofffingermodulen. It is distinctive in that inventive contact finger modules exhibited become. The advantages are the above.
- Fig. 1 shows schematically a separator module according to the invention in closed state in partial section.
- the separator module is provided as Part of a high-power switch, in particular a high-current switch or generator switch.
- the separator module has a Disconnector drive housing 10a and a quenching chamber drive housing 10b and a separator tube 1 1.
- the isolator module is part of the active part of the Heavy-duty switch, and the two drive housings 10a, 10b are on Insulators 13,14 mounted on a base plate 15, which is located on Ground potential is located.
- the separator tube 11 serves to generate a visible separation path.
- the Separator tube 11 is by means of a schematically indicated drive 12th along an axis movable parallel to one in Fig. 1st shown longitudinal x runs.
- Fig. 1 shown closed state of the separator module is the separator tube 11 at its both ends in electrical contact with contact finger modules 1.
- At the Disconnector drive housing 10a and on the quenching chamber drive housing 10b are each along a circumference of the respective drive housing 10a, 10b arranged a plurality of contact finger modules 1.
- the Contact finger modules 1 each contain at least one contact finger 2 with a contact piece 4 and at least one leaf spring 3. Dle Contact finger modules 1 are shown in Figs. 2 and 3 described in more detail.
- the separator tube 11 moved against the longitudinal direction x, so that the extinguishing chamber drive housing-side contact finger module 1 no longer in electrical contact with the separator tube 11 and are sufficient Gap between the drive chambers 10a, 10b is shown.
- the Leaf springs 3 cause a contact pressure in the closed state, by which the contact pieces 4 are pressed against the separator tube 11.
- the separator tube 11 in Longitudinal x moves so that both the separator drive housing side as well as the quenching chamber drive housing side contact finger module 1 Contact the separator tube 11.
- the separator tube 11 Separator drive housing side along the longitudinal direction x advantageously a rounded stepped outer diameter on.
- the Separator drive housing side contact finger module 1 are also in opened state in electrical contact with the separator tube 11; the Separator drive housing side contacts 4 are then on the Separator tube 11 reduced in one area Separator tube outer diameter supported.
- the leaf springs 3 have in this state, a mechanical bias, by means of which the Contact pieces 4 are pressed against the separator tube 11.
- a deep one Ratio of this mechanical bias to the contact pressure with which the contact pieces 4 in the closed state of the Leaf springs 3 are pressed against the separator tube, is very advantageous thereby a reduced insertion force for the separator tube 11 when switching and a reduced abrasion of the contact pieces 4 at a sufficiently large Contact pressure is present.
- said ratio is low.
- side contact finger module 1 means a particularly far contacting end-side arrangement of the Place the application of force from the leaf spring 3 in the contact fingers 2 at given contact pressure a reduction of the mechanical retraction resistance when closing the circuit breaker. Because in this case, too is the ratio of a caused by the leaf springs 3 mechanical Bias voltage to the contact pressure small.
- All contacts 4 learn when closing the separator module a Deflection along a deflection, which radially outward is directed and thus aligned perpendicular to the longitudinal direction x.
- Contact forces to effect appropriate contact pressures are per Contact piece 4 typically between 20 N and 40 N, in particular between 25 N and 35 N.
- Corresponding preload forces are per Contact piece 4 typically between 10 N and 20 N, in particular between 12 N and 18 N.
- a high power switch according to the invention can be a disconnector module such as include that shown in Fig. 1, wherein then advantageously the Isolator drive housing 10a is arranged on the mains side, while the Extinguishing chamber drive housing 10b with a not shown Arcing chamber is connected, which is arranged on the generator side.
- Switch points or contact points can be used in high-performance switches, for example, in the quenching chamber or otherwise preferably in Rated circuit, especially in combination with burn-off resistant Contact parts.
- a contact finger module 1 is corresponding one of the contact finger modules 1 shown in Fig. 1 mounted in the Condition shown in section.
- the contact finger module 1 is on the only indicated disconnector drive housing 10a by means of a Screw 9 fixed, which at the same time the leaf spring 3 at the contact finger 2, or more precisely a flexible contact piece carrier 5 of the Contact finger 2, fixed.
- the ends 31,51 of the leaf spring 3 respectively the flexible contact piece carrier 5, to which the leaf spring. 3 or the flexible contact piece carrier 5 on the Heavy-duty switch is mounted as fixing ends 31,51 designated.
- the leaf spring. 3 and the contact piece carrier 5 each have a bore 7,8.
- the flexible one Contact piece carrier 5 extends along the longitudinal direction x and has also an extension along the designated z Direction of deflection. This is optional, is advantageous by one or two kinks or bends of the contact piece carrier 5 is caused and is preferably aligned counter to the deflection z.
- the contact piece carrier 5 At a further end 52 of the contact piece carrier 5, which as Konktakt istsende 52 is designated, the contact piece carrier 5 with the contact piece 4 vebunden. This projects beyond the contact piece carrier. 5 against the deflection z.
- the connection between the Contact piece carrier 4 and the contact piece 4 is advantageous by a Tumble connection 6, also referred to as radial rivets 6 formed. Other positive, positive or cohesive connections are also possible.
- a Washer 6a can between the flexible contact piece carrier 5 and be arranged the head of the radial rivet 6.
- the contact piece 4 is used to make contact with a second, not illustrated contact piece, which relative to the contact finger module. 1 along the longitudinal direction x is movable and a detachable electrical Contact with the contact piece 4 can form (in the closed state). In the structure of Fig. 1, this second contact piece of the Separator tube 11 is formed. To form the electrical contact (Switching) learns the contact piece 4 due to the relative movement of the Contact pieces along the longitudinal direction of a deflection in the to Longitudinal direction x vertical deflection direction z.
- the contact piece 4 is made made of material of high electrical conductivity, in particular of copper, which advantageously has a silver coating.
- the flexible contact piece carrier 5 is advantageous as a disk pack educated.
- the slats are made of high electrical material Conductivity and may have an electrically conductive coating.
- the fins are made of copper and have advantageous a silver coating on.
- the individual slats are advantageous similarly formed and have a thickness of typically between 0.1 mm and 0.7 mm, preferably between 0.15 mm and 0.3 mm, on. On This way, a suitable elastic deformability of the flexible Contact piece carrier 5 can be achieved with high electrical conductivity.
- the preferred metallic, in particular steel leaf spring 3 is on the the contact piece 4 side facing away from the flexible contact piece carrier. 5 arranged. Except at its end 32 it is formed without bending and extends advantageously, as shown in Fig. 2, along the Longitudinal x. At its end 32, the leaf spring 3 against the Deflection direction z bent by more than 180 °. She could also be around be bent a less large angle. The last piece of the end 32 the leaf spring 3 closes with the axis of the longitudinal direction an angle ⁇ which is advantageously at least 5 ° or at least 10 °.
- the support and force introduction point of the leaf spring 3 is at a longitudinal coordinate designated as x F , which is farther from the attachment end 31 than the longitudinal coordinate x 1 of the center of the contact piece 4.
- the leaf spring extends to a longitudinal direction coordinate x L.
- This is arranged in Fig. 2 on the mounting end 31,51 facing away from a longitudinal direction coordinate x 1 , which denotes the center of the extension of the contact piece 4 in the longitudinal direction.
- x L is disposed on the side of a longitudinal direction coordinate x 0 facing away from the attachment end 31, 51, which designates the end of the extension of the contact finger 2 in the longitudinal direction.
- the contact piece 4 does not necessarily terminate flush in the longitudinal direction x with the contacting end 52 of the contact piece carrier 5, as shown in FIG.
- the contact piece 4 may protrude beyond the contact piece carrier 5 in the longitudinal direction x or be surmounted by this.
- the contact piece 4 is arranged at the contacting end 52 of the contact piece carrier 5, and its longitudinal extent is a good measure of the size of the contact finger module 1.
- a good field control effect of the leaf spring 3 is already achieved when the leaf spring 3 in the longitudinal direction x to at least the center x 1 of the extension of the contact piece 4 in the longitudinal direction x extends.
- the leaf spring 3 can also be bent in the direction of the deflection z (not shown). Then a bend of at least 180 °, like too greater than 270 °, advantageous to achieve good field control.
- the leaf spring 3 can be advantageous between their Ends 31,32 be bent against the deflection z and / or himself there (partially) extend against the deflection z, and at the Befest Whilesende 31,51 can advantageously between the leaf spring 3 and the Contact piece carrier 5 a spacing means (not shown) arranged be to apply the contact pressure by the leaf spring 3 on the To simplify contact fingers 2.
- the contact finger module 1 according to FIG. 2 can be one, two, three or more Contact fingers 2 and leaf springs 3 have.
- the most advantageous Embodiment with two contact fingers and leaf springs is shown in Fig. 3rd shown.
- FIG. 3 shows a view of the corresponding contact finger module 1 according to FIG Fig. 2 from that in Fig. 2 with "III" direction.
- the two contact fingers 2,2 '(or more precisely: the two Contact piece carrier 5.5 ') advantageously have a common Fastening 51 on.
- the two leaf springs 3,3 ' have advantageously a common attachment end 31 (not in Fig. 3) visible, noticeable).
- the two contact fingers are 2,2 'and the two Leaf springs 3,3 'similar and advantageously also the same effect.
- a contact finger 2 may be two or more pieces, but also in one piece be educated. Currents that persist in the closed state a contact finger 2, are typically between 80 A and 200 A, in particular between 100 A and 160 A.
- a two contact fingers 2,2 ' exhibiting contact finger module 1 carries twice as large Streams.
- the leaf springs 3, 3 ' be the same width, width or advantageously less wide than the flexible contact piece carrier 5,5 '.
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Breakers (AREA)
- Gas-Insulated Switchgears (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Contacts (AREA)
- Push-Button Switches (AREA)
- Slide Switches (AREA)
Abstract
Description
- mindestens einen Kontaktfinger aufweisend ein Kontaktstück und einen entlang einer Längsrichtung erstreckten flexiblen Kontaktstückträger mit einem Befestigungsende und einem Kontaktierungsende, wobei das Kontaktstück den Kontaktstückträger entgegen einer Auslenkrichtung überragt und an dem Kontaktierungsende mit dem Kontaktstückträger verbunden ist, und
- mindestens eine entlang der Längsrichtung erstreckte Blattfeder, welche ein Befestigungsende aufweist, an welchem sie im montierten Zustand mit dem Befestigungsende des Kontaktstückträgers verbunden ist,
- Fig. 1
- ein erfindungsgemässes Trennermodul, teilgeschnitten, schematisch;
- Fig. 2
- ein erfindungsgemässes Kontaktfingermodul im montierten Zustand, geschnitten;
- Fig. 3
- eine Ansicht des Kontaktfingermoduls gemäss Fig. 2 entlang der in Fig. 2 mit "III" bezeichneten Richtung.
- 1
- Kontaktfingermodul
- 2,2'
- Kontaktfinger
- 3,3'
- Blattfeder
- 31
- Befestigungsende der Blattfeder
- 32
- Ende der Blattfeder
- 4,4'
- Kontaktstück
- 5,5'
- flexibler Kontaktstückträger, Lamellenpaket
- 51
- Befestigungsende des flexiblen Kontaktstückträgers
- 52
- Kontaktierungsende des flexiblen Kontaktstückträgers
- 6
- Radialniete, Taumelverbindung
- 6a
- Unterlegscheibe
- 7
- Bohrung, Befestigungsmittelaufnahme
- 8
- Bohrung, Befestigungsmittelaufnahme
- 9
- Befestigungsmittel, Schraube
- 10a
- Trennerantriebsgehäuse
- 10b
- Löschkammerantriebsgehäuse
- 11
- Trennerrohr
- 12
- Trennerantrieb
- 13
- Isolator
- 14
- Isolator
- 15
- Grundplatte
- x
- Längsrichtung
- x0
- Ende der Ausdehnung des Kontaktfingers in Längsrichtung
- x1
- Mitte der Ausdehnung des Kontaktstücks in Längsrichtung
- xF
- Ort der Krafteinleitung in Längsrichtung
- xL
- Ende der Ausdehnung der Blattfeder in Längsrichtung
- y
- Querrichtung
- z
- Auslenkrichtung
Claims (12)
- Kontaktfingermodul (1) zur Montage in einem Hochleistungsschalter, beinhaltendmindestens einen Kontaktfinger (2) aufweisend ein Kontaktstück (4) und einen entlang einer Längsrichtung (x) erstreckten flexiblen Kontaktstückträger (5) mit einem Befestigungsende (51) und einem Kontaktierungsende (52), wobei das Kontaktstück (4) den Kontaktstückträger (5) entgegen einer Auslenkrichtung (z) überragt und an dem Kontaktierungsende (52) mit dem Kontaktstückträger (5) verbunden ist, undmindestens eine entlang der Längsrichtung (x) erstreckte Blattfeder (3), welche ein Befestigungsende (31) aufweist, an welchem sie im montierten Zustand mit dem Befestigungsende (51) des Kontaktstückträgers (5) verbunden ist,
dadurch gekennzeichnet, dass sich die Blattfeder (3) im montierten Zustand in Längsrichtung (x) bis mindestens zur Mitte (x1) der Ausdehnung des Kontaktstücks (4) in Längsrichtung (x) erstreckt. - Kontaktfingermodul (1 ) gemäss Anspruch 1, dadurch gekennzeichnet, dass sich die Blattfeder (3) im montierten Zustand in Längsrichtung (x) bis mindestens zum Ende (xo) der Ausdehnung des Kontaktfingers (2) in Längsrichtung (x) erstreckt.
- Kontaktfingermodul (1) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass der Ort (xF) der Krafteinleitung von der Blattfeder (3) in den Kontaktfinger (2) bezüglich der Längsrichtung (x) in der Mitte (x1) der Ausdehnung des Kontaktstücks (4) in Längsrichtung (x) oder auf der dem Befestigungsende (31) abgewandten Seite dieser Mitte liegt.
- Kontaktfingermodul (1 ) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass die Blattfeder (3) im montierten Zustand den Kontaktfinger (2) in Längsrichtung (x) überragt.
- Kontaktfingermodul (1) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass die Blattfeder (3) an dem ihrem Befestigungsende (31) abgewandten Ende (32) entgegen der Auslenkrichtung (z) gebogen ist oder um mindestens 180° in Auslenkrichtung (z) gebogen ist.
- Kontaktfingermodul (1) gemäss Anspruch 5, dadurch gekennzeichnet, dass die Blattfeder (3) an dem ihrem Befestigungsende (31) abgewandten Ende (32) entgegen der Auslenkrichtung (z) um mindestens 180°, insbesondere um mehr als 185°, gebogen ist.
- Kontaktfingermodul (1) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass die Blattfeder (3) im unmontierten Zustand zwischen ihren Enden (31,32) ungekrümmt ausgebildet ist, und insbesondere auch an ihrem Befestigungsende (31) ungekrümmt ausgebildet ist.
- Kontaktfingermodul (1) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass der flexible Kontaktstückträger (5) ein Lamellenpaket (5) aus elektrisch leitfähigen Lamellen beinhaltet, vorzugsweise aus versilberten Kupferlamellen, insbesondere wobei die Dicke der Lamellen zwischen 0.1 mm und 0.7 mm beträgt.
- Kontaktfingermodul (1) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass der flexible Kontaktstückträger (5) in Auslenkrichtung (z) oberhalb des Kontaktstücks (4) angeordnet ist, insbesondere wobei der flexible Kontaktstückträger (5) und das Kontaktstück (4) mittels einer Radialniete (6) aneinander fixiert sind.
- Kontaktfingermodul (1) gemäss einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, dass zwei oder drei Kontaktfinger (2,2') mit je mindestens einem Kontaktstück (4,4') und je mindestens einem flexiblen Kontaktstückträger (5,5') aufgewiesen werden, welche Kontaktstückträger (5,5') ein gemeinsames Befestigungsende (51) aufweisen, und wobei zwei oder drei Blattfedern (3,3') aufgewiesen werden, welche ein gemeinsames Befestigungsende (31) aufweisen, wobei jeweils eine Blattfeder (3;3') mit jeweils einem Kontaktfinger (2;2') derart zusammenwirkt, dass durch die Blattfeder (3;3') eine einer Auslenkung des Kontaktstückes (4,4') des Kontaktfingers (2;2') in Auslenkungrichtung (z) entgegenwirkende Kraft bewirkbar ist, und wobei sich die jeweilige Blattfeder (3;3') im montierten Zustand in Längsrichtung (x) bis mindestens zur Mitte (x1) der Ausdehnung des jeweiligen Kontaktstücks (4,4') in Längsrichtung (x) erstreckt.
- Hochleistungsschalter mit einer als Teil eines lösbaren elektrischen Kontakts wirkenden Vielzahl von Kontaktfingermodulen (1), dadurch gekennzeichnet, dass Kontaktfingermodule (1) gemäss einem der Ansprüche 1 bis 10 aufgewiesen werden.
- Trennermodul für einen Hochleistungsschalter, beinhaltend mindestens ein Antriebsgehäuse (1 0a;10b) und ein bewegbares Trennerrohr (11) und eine als Teil eines lösbaren elektrischen Kontakts zwischen Trennerrohr (11) und Antriebsgehäuse (10a;10b) wirkenden Vielzahl von am Antriebsgehäuse (1 0a;10b) oder am Trennerrohr (11) angeordneten Kontaktfingermodulen (1), dadurch gekennzeichnet, dass Kontaktfingermodule (1 ) gemäss einem der vorangegangenen Ansprüche aufgewiesen werden.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT03405494T ATE373868T1 (de) | 2003-07-02 | 2003-07-02 | Kontaktfinger für hochleistungsschalter |
EP03405494A EP1494252B1 (de) | 2003-07-02 | 2003-07-02 | Kontaktfinger für Hochleistungsschalter |
DE50308222T DE50308222D1 (de) | 2003-07-02 | 2003-07-02 | Kontaktfinger für Hochleistungsschalter |
US10/870,161 US6884952B2 (en) | 2003-07-02 | 2004-06-18 | Contact finger for a high-power switchgear |
JP2004188180A JP4541780B2 (ja) | 2003-07-02 | 2004-06-25 | 大電力遮断器用の接触フィンガー |
CNB2004100620867A CN100361255C (zh) | 2003-07-02 | 2004-07-02 | 用于高功率开关的接触指 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03405494A EP1494252B1 (de) | 2003-07-02 | 2003-07-02 | Kontaktfinger für Hochleistungsschalter |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1494252A1 true EP1494252A1 (de) | 2005-01-05 |
EP1494252B1 EP1494252B1 (de) | 2007-09-19 |
Family
ID=33427286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03405494A Expired - Lifetime EP1494252B1 (de) | 2003-07-02 | 2003-07-02 | Kontaktfinger für Hochleistungsschalter |
Country Status (6)
Country | Link |
---|---|
US (1) | US6884952B2 (de) |
EP (1) | EP1494252B1 (de) |
JP (1) | JP4541780B2 (de) |
CN (1) | CN100361255C (de) |
AT (1) | ATE373868T1 (de) |
DE (1) | DE50308222D1 (de) |
Cited By (1)
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EP2541569B2 (de) † | 2011-06-29 | 2023-12-20 | Hitachi Energy Ltd | Zweistrompfad für hohen Nennstrom |
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EP1926112A1 (de) * | 2006-11-23 | 2008-05-28 | ABB Technology AG | Elektrisches Kontaktsystem für ein elektrisches Schaltgerät |
US7654844B1 (en) | 2008-08-22 | 2010-02-02 | International Business Machines Corporation | Telescopic power connector |
US9383786B2 (en) * | 2012-12-14 | 2016-07-05 | Dell Products L.P. | Telescoping enclosure for information handling system component |
USD761211S1 (en) | 2013-11-21 | 2016-07-12 | Omron Corporation | Push switch |
USD761212S1 (en) | 2013-11-21 | 2016-07-12 | Omron Corporation | Push switch |
USD743917S1 (en) * | 2013-11-21 | 2015-11-24 | Omron Corporation | Push switch |
MX348193B (es) * | 2014-11-26 | 2017-05-29 | Sotnikov Mikhail | Interruptor de desconexión telescópico de alto voltaje aislado por aire para bus de fase-aislada. |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1699858A (en) * | 1926-04-17 | 1929-01-22 | Russell Mfg Co | Contact finger for electrical controllers and switches |
US2256734A (en) * | 1938-05-12 | 1941-09-23 | Delta Star Electric Co | Contact finger for switches |
CH645204A5 (de) * | 1979-05-25 | 1984-09-14 | Bbc Brown Boveri & Cie | Elektrischer schalter fuer grosse stroeme. |
US4715834A (en) * | 1984-05-30 | 1987-12-29 | Alsthom-Atlantique | Connector for a telescopic isolating switch |
DE3736835A1 (de) * | 1987-10-30 | 1989-05-11 | Bbc Brown Boveri & Cie | Hochspannungsschalter |
US5483031A (en) * | 1992-11-05 | 1996-01-09 | Mitsubishi Denki Kabushiki Kaisha | Gas-insulated disconnector provided with structure for suppressing metal particles contamination |
DE19648633A1 (de) * | 1996-11-25 | 1998-05-28 | Asea Brown Boveri | Elektrisches Schaltgerät |
DE19816508A1 (de) * | 1998-04-14 | 1999-10-21 | Asea Brown Boveri | Abbrandschaltanordnung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51117158U (de) * | 1975-03-19 | 1976-09-22 | ||
JPS5742508U (de) * | 1980-08-20 | 1982-03-08 | ||
JPH01243328A (ja) * | 1988-03-25 | 1989-09-28 | Hitachi Ltd | パツフア式ガス遮断器 |
DE19816509B4 (de) * | 1998-04-14 | 2006-08-10 | Abb Schweiz Ag | Abbrandschaltanordnung |
JP2000134730A (ja) * | 1998-10-27 | 2000-05-12 | Mitsubishi Electric Corp | 端子接続装置 |
-
2003
- 2003-07-02 DE DE50308222T patent/DE50308222D1/de not_active Expired - Lifetime
- 2003-07-02 EP EP03405494A patent/EP1494252B1/de not_active Expired - Lifetime
- 2003-07-02 AT AT03405494T patent/ATE373868T1/de not_active IP Right Cessation
-
2004
- 2004-06-18 US US10/870,161 patent/US6884952B2/en not_active Expired - Lifetime
- 2004-06-25 JP JP2004188180A patent/JP4541780B2/ja not_active Expired - Fee Related
- 2004-07-02 CN CNB2004100620867A patent/CN100361255C/zh not_active Expired - Lifetime
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1699858A (en) * | 1926-04-17 | 1929-01-22 | Russell Mfg Co | Contact finger for electrical controllers and switches |
US2256734A (en) * | 1938-05-12 | 1941-09-23 | Delta Star Electric Co | Contact finger for switches |
CH645204A5 (de) * | 1979-05-25 | 1984-09-14 | Bbc Brown Boveri & Cie | Elektrischer schalter fuer grosse stroeme. |
US4715834A (en) * | 1984-05-30 | 1987-12-29 | Alsthom-Atlantique | Connector for a telescopic isolating switch |
DE3736835A1 (de) * | 1987-10-30 | 1989-05-11 | Bbc Brown Boveri & Cie | Hochspannungsschalter |
US5483031A (en) * | 1992-11-05 | 1996-01-09 | Mitsubishi Denki Kabushiki Kaisha | Gas-insulated disconnector provided with structure for suppressing metal particles contamination |
DE19648633A1 (de) * | 1996-11-25 | 1998-05-28 | Asea Brown Boveri | Elektrisches Schaltgerät |
DE19816508A1 (de) * | 1998-04-14 | 1999-10-21 | Asea Brown Boveri | Abbrandschaltanordnung |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2541569B2 (de) † | 2011-06-29 | 2023-12-20 | Hitachi Energy Ltd | Zweistrompfad für hohen Nennstrom |
Also Published As
Publication number | Publication date |
---|---|
JP2005026226A (ja) | 2005-01-27 |
JP4541780B2 (ja) | 2010-09-08 |
ATE373868T1 (de) | 2007-10-15 |
CN1577686A (zh) | 2005-02-09 |
CN100361255C (zh) | 2008-01-09 |
DE50308222D1 (de) | 2007-10-31 |
US6884952B2 (en) | 2005-04-26 |
EP1494252B1 (de) | 2007-09-19 |
US20050000944A1 (en) | 2005-01-06 |
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