EP0639846B1 - Switch spindle for an installation switch - Google Patents
Switch spindle for an installation switch Download PDFInfo
- Publication number
- EP0639846B1 EP0639846B1 EP94112605A EP94112605A EP0639846B1 EP 0639846 B1 EP0639846 B1 EP 0639846B1 EP 94112605 A EP94112605 A EP 94112605A EP 94112605 A EP94112605 A EP 94112605A EP 0639846 B1 EP0639846 B1 EP 0639846B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- contact
- switching shaft
- shaft according
- web
- contact lever
- 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.)
- Expired - Lifetime
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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
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
- H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
- H01H1/225—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member the supporting member being pivotable
Definitions
- the invention relates to a control shaft according to the preamble of claim 1, for an installation switch, in particular for a residual current circuit breaker.
- a switching shaft of the type mentioned is known from GB-A 2 026 244.
- a number of contact levers corresponding to the number of phases is rotatably mounted in a shaft body made of plastic or insulating material, a contact pressure spring in the form of a tension spring being inserted between the plastic insulating body and the contact levers.
- the disadvantage of this arrangement is essentially that the assembly is relatively complicated.
- the object of the invention is to provide a control shaft of the type mentioned, in which the assembly is considerably simplified and can also be carried out automatically.
- the contact lever is received together with the contact pressure spring in a carrier body or carrier element made of metal, so that the contact lever with the carrier body is a preassembled unit.
- This pre-assembled unit can be used in the shaft body, which is made of insulating material.
- the carrier element has a U-shape, between the legs of which the contact lever is mounted.
- the contact pressure spring is preferably located between the contact lever and the leg.
- the contact lever can be mounted between two extensions of the carrier element located on the U-shape, as can be seen from at least one of claims 3 to 5. So that the contact lever with the laterally projecting first lugs can be inserted between the extensions, these are widened at their ends in a V-shape.
- the bearing point of the contact lever in the carrier body is located between the movable contact piece and the contact pressure spring.
- the contact lever can assume a defined position due to the spring force of the contact pressure spring in the switched-off state, it has, according to the characterizing features of claim 8, laterally projecting second lugs which, due to the force of the contact spring, strike against the legs of the stop edges arranged on the U-shape.
- the shaft body 10 of FIG. 1 has compartments (recesses) corresponding to the phases of the switch in which a switching shaft according to the invention is to be installed.
- 1 shows a four-pole axis with the compartments 11, 12, 13, 14, it being possible, for example, for the compartment 14 to be used for a neutral conductor.
- the compartments 11 to 14 are separated from one another by partitions 15 to 20, wherein between two partitions 15, 16; 17, 18; 19, 20 a distance d is provided, which is bridged by a respective journal 21, 22, 23.
- the partitions 15, 16; 17, 18; 19, 20 each form a single partition without the journals; only the partitions 15, 16 and 18, 19 can each be combined to form a single partition wall and an intermediate space with a bearing journal 22 can be provided between the two partition walls 17 and 18.
- the compartments 11 and 14 are delimited at the free ends by end walls 24 and 25, on the outer sides of which bearing journals 26 and 27 are also formed.
- the journals 26 and 27 are aligned with their central axes and with the central axes of the journals 21 to 23.
- each compartment is delimited to the front and rear by means of transverse walls 28 and 29 running parallel to one another.
- the dividing walls, here the dividing wall 17, has an approximately rectangular contour, wherein it has a circular arc contour at its upper end in FIG. 2.
- the partitions 16 and 17 are connected to one another by means of the transverse walls 28 and 29 which run transversely thereto and parallel to the central axis, so that a space 30 is formed between the two transverse walls 28 and 29 which serves to accommodate a contact arrangement according to FIG.
- the contact arrangement according to FIG. 3 has a U-shaped carrier body or a U-shaped carrier element 31 with two legs 32 and 33 which are arranged at a distance from one another and which are connected to one another by means of a web 34.
- the web 34 has a connector 35 which is designed as a draw-in and which is produced by stamping and which projects in the direction of the legs.
- Both legs each have a projection 36 which is inclined at an angle ⁇ to the web plane, the angle legs being open towards the web.
- the projections 36 have a semicircular end contour.
- Parallel to the plane E of the web 34, the legs have projections 37 which project in opposite directions in the extensions 36.
- An outer edge 38 and an inner edge 39 pointing toward the web 34 are thereby formed.
- On the outer edge is 38 a protruding nose 40 is formed.
- On the leg 33 there is also a tab 41 which is arranged parallel to the web 34 and the other leg 32.
- FIG. 2 shows the carrier body 31 inserted into the compartment 12 by dashed lines.
- the transverse wall 29 has a recess 42 against which the edge 43 of the web 34 lying opposite the extension 36 bears; the end edge 44 of the crossbar 28 lying opposite the extension 32 is engaged by the nose 40. Due to the interaction between the edge 43 and the recess 42 and the nose 40 and the edge 44, the carrier element 31 is fixed in the space 30.
- a contact lever 50 is inserted between the legs 32 and 33 and has a bent Z-shape with a first leg 51, a second leg 52 and a crossbar 53 connecting both legs.
- a movable contact piece 54 At the free end of the leg 52 there is a movable contact piece 54, which in the embodiment according to FIG. 3 interacts with a fixed contact piece 55.
- first lugs 56 and 57 On the side edges of the leg 52 there are first lugs 56 and 57 which engage in holes 58 and 59 in the legs 32 and 33, in the region of the extensions 36, so that the bearing points between the contact lever 50 and the carrier element 31 are formed there .
- the offset to form the Z-shape serves to accommodate and gain space for the contact pressure spring 61, which is provided on the side of the contact lever 50 on which the movable contact piece 54 is located. When viewed from the movable contact piece 54, the offset forms a recess. Outside the area between the contact pressure spring 61 and the Movable contact piece 54 and that on the opposite side of the contact pressure spring, the contact lever has laterally projecting second lugs 62 and 63, which bear against the inner edges 39 of the extensions 37 when the switching shaft or the contact pieces are in the switched-off position and the force of the spring 61 are released on the contact lever 50.
- reinforcing ribs in the legs for the purpose of reinforcement which also serve to better guide the carrier element within the space 30, is mentioned in the margin; corresponding reinforcing ribs and depressions in the partitions 17, 18 are not shown in FIGS. 1 to 4 for the sake of clarity.
- the carrier body or the carrier element 31 can be produced by a simple punching process; due to V-shaped extensions 64 and 65 in the area of the extensions 36, the side lugs 56, 57 can simply be inserted between the extensions or projections 36 of the legs 32 and 33 and locked in the bore 58 and 59.
- the contact pressure spring 61 After assembly of the contact pressure spring 61, the unit consisting of the carrier element 31, the contact pressure spring 61 and the contact lever 50 is completely assembled, which can be stored as a unit and used in the compartments 11 to 14.
- the position of the room 30 can be varied, so that, for. B. a neutral lead when switching on and a lag when switching off is guaranteed.
Landscapes
- Breakers (AREA)
- Mechanisms For Operating Contacts (AREA)
- Tumbler Switches (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Switches With Compound Operations (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
Description
Die Erfindung betrifft eine Schaltwelle nach dem Oberbegriff des Anspruches 1, für einen Installationsschalter, insbesondere für einen Fehlerstromschutzschalter.The invention relates to a control shaft according to the preamble of claim 1, for an installation switch, in particular for a residual current circuit breaker.
Eine Schaltwelle der eingangs genannten Art ist aus der GB-A 2 026 244 bekannt geworden. Bei dieser Ausführung ist in einem Wellenkörper aus Kunststoff bzw. Isoliermaterial eine der Anzahl der Phasen entsprechende Anzahl von Kontakthebeln drehbar gelagert, wobei zwischen dem Isolierkörper aus Kunststoff und den Kontakthebeln jeweils eine Kontaktdruckfeder in Form einer Zugfeder eingebracht ist. Der Nachteil dieser Anordnung besteht im wesentlichen darin, daß die Montage verhältnismäßig kompliziert ist.A switching shaft of the type mentioned is known from GB-A 2 026 244. In this embodiment, a number of contact levers corresponding to the number of phases is rotatably mounted in a shaft body made of plastic or insulating material, a contact pressure spring in the form of a tension spring being inserted between the plastic insulating body and the contact levers. The disadvantage of this arrangement is essentially that the assembly is relatively complicated.
Aufgabe der Erfindung ist es, eine Schaltwelle der eingangs genannten Art zu schaffen, bei der die Montage erheblich vereinfacht ist und dabei auch automatisch durchgeführt werden kann.The object of the invention is to provide a control shaft of the type mentioned, in which the assembly is considerably simplified and can also be carried out automatically.
Diese Aufgabe wird erfindungsgemäß gelöst durch die Merkmale des Anspruches 1.This object is achieved according to the invention by the features of claim 1.
Erfindungsgemäß also ist der Kontakthebel zusammen mit der Kontaktdruckfeder in einem aus Metall hergestellten Trägerkörper oder Trägerelement aufgenommen, so daß der Kontakthebel mit dem Trägerkörper eine vormontierbare Einheit darstellt. Diese vormontierbare Einheit kann in den Wellenkörper, der aus isolierendem Material hergestellt ist, eingesetzt werden.According to the invention, the contact lever is received together with the contact pressure spring in a carrier body or carrier element made of metal, so that the contact lever with the carrier body is a preassembled unit. This pre-assembled unit can be used in the shaft body, which is made of insulating material.
Das Trägerelement besitzt erfindungsgemäß eine U-Form, zwischen deren Schenkeln der Kontakthebel gelagert ist. Die Kontaktdruckfeder befindet sich dabei in bevorzugter Weise zwischen dem Kontakthebel und dem Schenkel.According to the invention, the carrier element has a U-shape, between the legs of which the contact lever is mounted. The contact pressure spring is preferably located between the contact lever and the leg.
Die Lagerung des Kontakthebels kann zwischen zwei an der U-Form befindlichen Fortsätzen des Trägerelementes erfolgen, wie aus wenigstens einem der Ansprüche 3 bis 5 ersichtlich ist. Damit der Kontakthebel mit den seitlich vorspringenden ersten Nasen zwischen die Fortsätze eingesetzt werden können, sind diese an ihren Enden V-förmig erweitert.The contact lever can be mounted between two extensions of the carrier element located on the U-shape, as can be seen from at least one of claims 3 to 5. So that the contact lever with the laterally projecting first lugs can be inserted between the extensions, these are widened at their ends in a V-shape.
Die Lagerstelle des Kontakthebels im Trägerkörper befindet sich zwischen dem beweglichen Kontaktstück und der Kontaktdruckfeder.The bearing point of the contact lever in the carrier body is located between the movable contact piece and the contact pressure spring.
Damit der Kontakthebel aufgrund der Federkraft der Kontaktdruckfeder im ausgeschalteten Zustand eine definierte Lage einnehmen kann, besitzt er gemäß kennzeichnenden Merkmalen des Anspruches 8 seitlich vorspringende zweite Nasen, die durch die Kraft der Kontaktfeder gegen die Schenkel der an der U-Form angeordnete Anschlagkanten anschlagen.So that the contact lever can assume a defined position due to the spring force of the contact pressure spring in the switched-off state, it has, according to the characterizing features of claim 8, laterally projecting second lugs which, due to the force of the contact spring, strike against the legs of the stop edges arranged on the U-shape.
Weitere vorteilhafte Ausgestaltungen und Verbesserungen der Erfindung sind den weiteren Unteransprüchen zu entnehmen.Further advantageous refinements and improvements of the invention can be found in the further subclaims.
Anhand der Zeichnung, in der ein Ausführungsbeispiel der Erfindung dargestellt ist, sollen die Erfindung sowie weitere vorteilhafte Ausgestaltungen und Verbesserungen der Erfindung näher erläutert und beschrieben werden.Based on the drawing, in which an embodiment of the invention is shown, the invention and further advantageous refinements and improvements of the invention are to be explained and described in more detail.
Es zeigen:
- Figur 1
- eine Ansicht eines erfindungsgemäßen Wellenkörpers,
- Figur 2
- eine Schnittansicht gemäß der Schnittlinie II-II,
- Figur 3
- eine Schnittansicht gemäß der Schnittlinie III-III der Figur 4 und
- Figur 4
- eine Ansicht gemäß Pfeilrichtung IV der Figur 3.
- Figure 1
- 2 shows a view of a shaft body according to the invention,
- Figure 2
- 2 shows a sectional view along the section line II-II,
- Figure 3
- a sectional view along the section line III-III of Figure 4 and
- Figure 4
- a view according to arrow direction IV of Figure 3.
Der Wellenkörper 10 der Figur 1 besitzt Abteile (Ausnehmungen) entsprechend der Phasen des Schalters, in den eine erfindungsgemäße Schaltwelle eingebaut werden soll. In Figur 1 ist eine vierpolige Achse mit den Abteilen 11, 12, 13, 14 dargestellt, wobei beispielsweise das Abteil 14 für einen Nulleiter verwendet werden kann. Die Abteile 11 bis 14 sind durch Trennwände 15 bis 20 voneinander getrennt, wobei zwischen je zwei Trennwänden 15, 16; 17, 18; 19, 20 je ein Abstand d vorgesehen ist, der durch je einen Lagerzapfen 21, 22, 23 überbrückt ist. Selbstverständlich können die Trennwände 15, 16; 17, 18; 19, 20 jeweils eine einzige Trennwand ohne die Lagerzapfen bilden; es können auch nur die Trennwände 15, 16 und 18, 19 jeweils zu einer einzigen Trennwand kombiniert sein und zwischen den beiden Trennwänden 17 und 18 ein Zwischenraum mit einem Lagerzapfen 22 vorgesehen sein. Die Abteile 11 und 14 sind an den freien Enden mit Abschlußwänden 24 und 25 begrenzt, auf deren Außenseiten ebenfalls Lagerzapfen 26 und 27 angeformt sind. Die Lagerzapfen 26 und 27 fluchten mit ihren Mittelachsen und mit den Mittelachsen der Lagerzapfen 21 bis 23.The
Wie aus Figur 2 ersichtlich, die das Abteil 12 im Schnitt zeigt, ist jedes Abteil mittels parallel zueinander verlaufender Querwände 28 und 29 nach vorne bzw. hinten begrenzt. Die Trennwände, hier die Trennwand 17 besitzt eine etwa rechteckförmige Kontur, wobei sie an ihrem in der Figur 2 oberen Ende eine Kreisbogenkontur aufweist. Die Trennwände 16 und 17 sind mittels der quer dazu und parallel zu Mittelachse verlaufenden Querwände 28 und 29 miteinander verbunden, so daß sich zwischen den beiden Querwänden 28 und 29 ein Raum 30 bildet, der der Aufnahme einer Kontaktanordnung gemäß Figur 3 dient.As can be seen from FIG. 2, which shows the
Die Kontaktanordnung gemäß Figur 3 besitzt einen U-förmigen Trägerkörper oder ein U-förmiges Trägerelement 31 mit zwei in Abstand zueinander angeordneten Schenkeln 32 und 33, die mittels eines Steges 34 miteinander verbunden sind. Der Steg 34 besitzt einen als Einzug ausgebildeten Stutzen 35, der durch Stanzen hergestellt ist und der in Richtung der Schenkel vorspringt. Beide Schenkel besitzen je einen Vorsprung 36, der unter einem Winkel α zur Stegebene geneigt ist, wobei die Winkelschenkel zum Steg hin geöffnet sind. Die Vorsprünge 36 besitzen eine halbkreisförmige Endkontur. Parallel zur Ebene E des Steges 34 besitzen die Schenkel Vorsprünge 37, die in den Fortsätzen 36 entgegengesetzte Richtung vorspringen. Dadurch wird eine Außenkante 38 und je eine zum Steg 34 hinweisende Innenkante 39 gebildet. An der Außenkante 38 ist eine vorspringende Nase 40 angeformt. Am Schenkel 33 ist außerdem eine parallel zum Steg 34 und zum anderen Schenkel 32 hingerichtete Lasche 41 vorgesehen.The contact arrangement according to FIG. 3 has a U-shaped carrier body or a
Die Figur 2 zeigt den Trägerkörper 31 strichliert in das Abteil 12 eingesetzt. Die Querwand 29 besitzt dabei einen Rücksprung 42, gegen den sich die dem Fortsatz 36 entgegengestzt liegende Kante 43 des Steges 34 anlegt; die dem Fortzsatz 32 entgegengesetzt liegende Endkante 44 des Quersteges 28 wird von der Nase 40 hintergriffen. Aufgrund der Zusammenwirkung zwischen der Kante 43 und dem Rücksprung 42 sowie der Nase 40 und der Kante 44 ist das Trägerelement 31 in dem Raum 30 fixiert.FIG. 2 shows the
Zwischen die Schenkel 32 und 33 ist ein Kontakthebel 50 eingesetzt, der eine abgekröpfte Z-Form mit einem ersten Schenkel 51, einem zweiten Schenkel 52 und eine beide Schenkel miteinander verbindenden Quersteg 53 aufweist. An dem freien Ende des Schenkels 52 befindet sich ein bewegliches Kontaktstück 54, welches in der Ausführung nach Figur 3 mit einem festen Kontaktstück 55 zusammenwirkt. An den Seitenkanten des Schenkels 52 befinden sich erste Nasen 56 und 57, die in Löcher 58 und 59 in den Schenkeln 32 und 33 eingreifen und zwar im Bereich der Fortsätze 36, so daß dort die Lagerstellen zwischen dem Kontakthebel 50 und dem Trägerelement 31 gebildet sind. Auf der dem Steg 34 zugewandten Seite des Schenkels 51 befindet sich eine kreisförmige Vertiefung 60, in die eine Kontaktdruckfeder 61 eingreift, deren anderes Ende durch den Stutzen 35 geführt ist. Die Abkröpfung zur Bildung der Z-Form dient zur Aufnahme und Platzgewinnung für die Kontaktdruckfeder 61, die auf der Seite des Kontakthebels 50 vorgesehen ist, auf der sich das bewegliche Kontaktstück 54 befindet. Die Abkröpfung bildet, von dem beweglichen Kontaktstück 54 aus gesehen, einen Rücksprung. Außerhalb des Bereiches zwischen der Kontaktdruckfeder 61 und dem beweglichen Kontaktstück 54 und zwar auf der diesem entgegengesetzten Seite der Kontaktdruckfeder besitzt der Kontakthebel seitlich vorspringende zweite Nasen 62 und 63, die sich gegen die Innenkanten 39 der Fortsätze 37 anlegen, wenn sich die Schaltwelle bzw. die Kontaktstücke in Ausschaltstellung befinden und die Kraft der Feder 61 auf den Kontakthebel 50 freigegeben sind.A contact lever 50 is inserted between the
Daß sich zu Zwecken der Verstärkung in den Schenkeln Verstärkungsrippen befinden, die auch zur besseren Führung des Trägerelementes innerhalb des Raumes 30 dienen, sei am Rande erwähnt; entsprechende Verstärkungsrippen und Vertiefungen in den Trennwänden 17, 18 sind in den Figuren 1 bis 4 der Übersichtlichkeit halber nicht dargestellt.That there are reinforcing ribs in the legs for the purpose of reinforcement, which also serve to better guide the carrier element within the
Der Trägerkörper bzw. das Trägerelement 31 kann durch einen einfachen Stanzvorgang hergestellt werden; aufgrund von V-förmigen Erweiterungen 64 und 65 im Bereich der Fortsätze 36 können die seitlichen Nasen 56, 57 einfach zwischen die Fortsätze bzw. Vorsprünge 36 der Schenkel 32 und 33 eingeführt und in den Bohrung 58 und 59 verrastet werden. Nach Montage der Kontaktdruckfeder 61 ist die aus dem Trägerelement 31, der Kontaktdruckfeder 61 und dem Kontakthebel 50 bestehende Einheit fertig montiert, die als Einheit gelagert und in die Abteile 11 bis 14 eingesetzt werden kann.The carrier body or the
Nachzutragen ist, daß die Lage des Raumes 30 variiert werden kann, so daß z. B. eine Nulleitervoreilung beim Einschaltvorgang und eine Nacheilung beim Ausschaltvorgang gewährleistet ist.It is to be added that the position of the
Claims (13)
- Switching shaft for a residual current device, having a rotatably mounted shaft body (10) made of insulating material and contact levers (50), mounted therein, having movable contact pieces (54) fitted to the ends of the said levers, one contact pressure spring (61) being provided for each contact lever within the switching shaft, characterized in that carrier elements (31) made of metal are provided in compartments (11 to 14) which are separated from one another in the shaft body (10) by means of partitions (15 to 20; 24, 25), the said carrier elements being latched into place in the said compartments, in which carrier elements the contact levers (50) are rotatably mounted, and in that the contact pressure spring (61) is arranged between the contact lever (50) and the carrier element (31).
- Switching shaft according to Claim 1, characterized in that the carrier element (31) has a U shape, between the limbs (32, 33) of which the contact lever (50) is mounted, and in that the contact pressure spring (61) is situated between the contact lever (50) and the web (34), the movable contact piece (54) being situated on the contact lever on the web side of the contact lever (50).
- Switching shaft according to Claim 2, characterized in that the limbs (32, 33) each have a projecting extension (36) which runs approximately parallel to the web (34) and on which the bearing points of the contact lever (50) are situated.
- Switching shaft according to Claim 3, characterized in that the extensions (36) are semicircular and the bearing points lie approximately in the centre point of the semicircle, outside the region covered by the web.
- Switching shaft according to one of the preceding claims, characterized in that laterally projecting first lugs (56, 57) are integrally formed on the contact lever (51) and can be latched into place in recesses (58, 59), holes or depressions on the extensions (36).
- Switching shaft according to Claim 5, characterized in that the extensions (36) each have a V-shaped augmentation (64, 65) on their free ends, thereby facilitating the introduction of the contact lever (50) with the lugs (56, 57) between the extensions (36).
- Switching shaft according to one of the preceding claims, characterized in that the bearing points are arranged between the contact pressure spring (61) and the movable contact piece (54).
- Switching shaft according to one of the preceding claims, characterized in that, outside the region situated between the contact pressure spring (61) and the contact piece (54), the contact lever (50) has laterally projecting second lugs (62, 63) on that side of the bearing points which is opposite to the contact piece (54), which lugs, due to the force of the contact pressure spring (61), strike against stop edges (39) arranged on the limbs of the U shape.
- Switching shaft according to one of the preceding claims, characterized in that the limbs (32, 33) each have, from their free end edge, a projection (37) which runs approximately parallel to the web in the opposite direction to the extensions and whose edge (39) which is directed towards the web forms the stop edge.
- Switching shaft according to one of the preceding claims, characterized in that each compartment (11 to 14) is bounded by means of two transverse walls (28, 29) which run parallel to one another and at a distance from the centre axis, with the result that a space (30) is formed by means of the partitions (15 to 20), the end walls (24, 25) and the transverse walls (28, 29), into which space it is possible to insert the carrier element with the movable contact lever (50).
- Switching shaft according to one of the preceding claims, characterized in that there is provided on the outer edge of the projection (3) of each limb (22 [sic], 33) a third lug (40) which projects perpendicularly thereto and engages behind an edge of the transverse wall (28) in the assembled state, whereas the web (34) of the carrier element (31) is laid against a set-back portion (42) on the transverse wall (29), thereby preventing displacement of the carrier element in the space (30).
- Switching shaft according to one of the preceding claims, characterized in that the contact lever (50) is offset in the shape of a Z, as a result of which, referring to the movable contact piece (54), a set-back portion is formed which serves to gain space for the contact pressure spring (61).
- Switching shaft according to one of the preceding claims, for use in a residual current device, characterized in that one of the projections (37) has integrally formed on it a tab web (41) which is directed towards the other projection and interacts with a latch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4327878 | 1993-08-19 | ||
| DE4327878A DE4327878A1 (en) | 1993-08-19 | 1993-08-19 | Switching shaft for an installation switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0639846A1 EP0639846A1 (en) | 1995-02-22 |
| EP0639846B1 true EP0639846B1 (en) | 1996-11-27 |
Family
ID=6495533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP94112605A Expired - Lifetime EP0639846B1 (en) | 1993-08-19 | 1994-08-12 | Switch spindle for an installation switch |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0639846B1 (en) |
| AT (1) | ATE145758T1 (en) |
| DE (2) | DE4327878A1 (en) |
| ES (1) | ES2097588T3 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29609824U1 (en) * | 1996-05-21 | 1997-07-24 | Siemens AG, 80333 München | Low voltage circuit breaker with a contact carrier |
| CN101986414B (en) * | 2010-11-16 | 2012-08-01 | 浙江电器开关有限公司 | Universal circuit breaker moving contact system |
| CN101986411B (en) * | 2010-11-16 | 2013-02-20 | 浙江电器开关有限公司 | Universal circuit breaker with double breaking points |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DD29555A (en) * | ||||
| DE1856188U (en) * | 1962-03-31 | 1962-08-09 | Siemens Ag | Fault current circuit breaker |
| DE1993083U (en) * | 1968-04-24 | 1968-09-05 | Siemens Ag | ELECTRIC MULTIPOLE SWITCH WITH SWITCHING SHAFT MADE OF INSULATING FABRIC. |
| SU691941A1 (en) * | 1974-07-26 | 1979-10-15 | Центральный Научно-Исследовательский И Проектно-Конструкторский Институт Механизации И Энергетики Лесной Промышленности | Switch |
| BE867767A (en) * | 1977-04-14 | 1978-10-02 | Ave Belli Andrea | HIGH SENSITIVITY DIFFERENTIAL SWITCH |
| DE2808609C3 (en) * | 1978-02-28 | 1980-09-18 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Low voltage toggle switch |
| US4567455A (en) * | 1983-04-28 | 1986-01-28 | Mitsubishi Denki K.K. | Circuit interrupter |
| DE8702467U1 (en) * | 1987-02-18 | 1987-04-02 | Brown, Boveri & Cie Ag, 6800 Mannheim | Residual current circuit breaker |
| JPS63308820A (en) * | 1987-06-10 | 1988-12-16 | Fuji Electric Co Ltd | Contact device for circuit breaker |
| JPH083972B2 (en) * | 1987-06-24 | 1996-01-17 | 富士電機株式会社 | Circuit breaker |
| JPH0251820A (en) * | 1988-08-12 | 1990-02-21 | Hitachi Ltd | Circuit breaker |
| JPH0828174B2 (en) * | 1988-10-14 | 1996-03-21 | 富士電機株式会社 | Movable contact support device for circuit breaker |
-
1993
- 1993-08-19 DE DE4327878A patent/DE4327878A1/en not_active Withdrawn
-
1994
- 1994-08-12 DE DE59401129T patent/DE59401129D1/en not_active Expired - Lifetime
- 1994-08-12 EP EP94112605A patent/EP0639846B1/en not_active Expired - Lifetime
- 1994-08-12 ES ES94112605T patent/ES2097588T3/en not_active Expired - Lifetime
- 1994-08-12 AT AT94112605T patent/ATE145758T1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0639846A1 (en) | 1995-02-22 |
| ES2097588T3 (en) | 1997-04-01 |
| DE59401129D1 (en) | 1997-01-09 |
| DE4327878A1 (en) | 1995-02-23 |
| ATE145758T1 (en) | 1996-12-15 |
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