CN102893356A - Electrical service switching device - Google Patents
Electrical service switching device Download PDFInfo
- Publication number
- CN102893356A CN102893356A CN201180022268XA CN201180022268A CN102893356A CN 102893356 A CN102893356 A CN 102893356A CN 201180022268X A CN201180022268X A CN 201180022268XA CN 201180022268 A CN201180022268 A CN 201180022268A CN 102893356 A CN102893356 A CN 102893356A
- Authority
- CN
- China
- Prior art keywords
- contact
- switching device
- lever
- installation switching
- slide block
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
- H01H71/526—Manual reset mechanisms which may be also used for manual release actuated by lever the lever forming a toggle linkage with a second lever, the free end of which is directly and releasably engageable with a contact structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/046—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H using snap closing mechanisms
- H01H2300/048—Snap closing by latched movable contact, wherein the movable contact is held in a minimal distance from the fixed contact during first phase of closing sequence in which a closing spring is charged
Abstract
The invention relates to an electrical service switching device (1) having a switching mechanism having a latching point, having a contact lever (2) which is connected to a switching knob (5) by means of a lug (3) and a coupling element (4), wherein, when the switching knob (5) is pivoted in the switch-on direction, the contact lever (2) is moved to the switch-on position by means of the coupling element (4) and the lug (3) when the latching point is latched, wherein means (10) are provided for temporarily firmly holding the moving contact lever (2) during the switch-on process. An operative connection means (11) is provided between the switching knob (5) and the means (10) in order to move the means (10) to a release position when the switching knob (5) is moved further, the contact lever (2) being released in said release position, with the result that the moving contact piece (6) which is mounted on the contact lever suddenly strikes the stationary contact piece (7).
Description
Technical field
The present invention relates to a kind of electric installation switching device (Installationsschaltgeraet) of preamble according to claim 1, it is with the switching mechanism with locking position (Verklinkungsstelle) (Schaltwerk), switching mechanism is with contact lever, it is connected with switch knob (Schaltknebel) with link component via contact pin (Lasche), wherein, when switch knob swings in the connection direction, contact lever is brought in the on-position when the locking of locking position via link component and contact pin, wherein, be provided with for the temporary transient fixing movably device of contact lever during the connection process.
Background technology
A kind of such installation switching device has been described in file DE 10 2,005 029 059 A1.Cause for the temporary transient fixing movably device of contact lever during the connection process, when this device is released, cause that movably contact strikes suddenly on the fixing contact.Therefore movably the time of the approaching contact of fixing of contact is shortened strongly.The process of connecting is thus accelerated in the time that can produce electric arc at least strongly.Switching mechanism is also referred to as the switching mechanism with transition function (Sprungfunktion) aspect turn-on power loss so.
In the embodiment shown in file DE 102,005 029 059 A1, be provided with double armed lever as being used for the temporary transient fixing movably device of contact lever, by its fixing contact lever temporarily not only, and self being touched again bar release, it is with dual mode and contact lever acting in conjunction.Contact lever satisfies two functions that part is opposite to a certain extent at this, because it should keep by being used for the temporary transient fixing movably device of contact lever on the one hand, this device (it keeps it) self also discharges again on the other hand.Geometric tolerances can be assembled mechanically complexly and require accurately to follow to this solution, this make automation, fast assembling is complicated and expensive.
Summary of the invention
Therefore the purpose of this invention is to provide a kind of such installation switching device, it is with the switching mechanism with transition function, and it can assemble simply and be applicable to fast, the assembling of full-automation.
This purpose realizes by the electric installation switching device with the feature of claim 1.
At this according to the present invention, namely between switch knob and the device for temporary transient fixing movably contact lever, be provided with effective interface unit, in order to when switch knob continues to move, device is taken in the off-position, discharge therein contact lever, thus cause be installed in the contact lever place, movably contact strikes suddenly on the fixing contact.
Advantage according to solution of the present invention is, is used for the temporary transient fixing movably device of contact lever and is brought to its off-position via switch knob.Be used for the device of temporary transient fixing movably contact lever and the interaction of contact lever and therefore be limited to temporarily fixedly contact lever.The function that discharge to be used for the temporary transient fixing movably device of contact lever is by other member, namely directly born by switch knob.Because contact lever needn't be born two functions that part is opposite now again, mechanically be simple according to design of the present invention, it only requires an additional member and positioning accuracy and geometric tolerances is followed the so not high requirement of proposition.
According to of the present invention one favourable form of implementation, effectively interface unit is the composition surface in the prominence of switch knob.It guarantees that switch knob engages with being used for temporary transient fixing movably the direct of device of contact lever, does not insert other element, and this simplifies assembling.
According to of the present invention one favourable form of implementation, be used for the temporary transient fixing movably device of contact lever and comprise slide block, it is connected with adjusting lever (Stellhebel) via connecting piece (Kuppelteil), wherein, effectively interface unit is applied on the adjusting lever, in order to slide block is taken in the off-position.
According to of the present invention one favourable form of implementation, slide block has maintenance projection (Haltefortsatz), so that temporary transient fixing movably contact lever.
In a favourable form of implementation, contact lever comprises the swingably contact support (Kontakttraeger) of supporting.Free end at the contact support is fixed with contact angle (Kontakthorn).At the contact angle place, movably contact be configured in its free-ended near.Contact support, contact angle can be made of different materials at this with contact, are matched with specific function its corresponding optimum.Contact thus can by conductive especially but also material wear-resisting and anti-scaling loss consist of.If be welded with movably twisted wire (Litze) (it enters in this device the current path continuity) at the contact angle place, when contact angle is made of the particularly preferred material of conductibility, be favourable then.
In design according to the present invention, slide block so arranges, so that keep projection to construct near contact movably at the contact angle place at the supporting point at contact lever place.When fixing contact lever, keep projection near contact, to act on contact angle.This has this advantage, namely has less effective force and better lever ratio and produce less tolerances for fixing contact lever.
According to of the present invention one favourable form of implementation, slide block comprises slide block matrix (Schiebergrundkoerper), and it is with slotted hole, in order to slide block is remained on movably the pilot sleeve place in the case of installation switching device.
According to of the present invention one favourable form of implementation, adjusting lever is bearing in fixing (gehaeusefest) axle place of case swingably, and the arm of adjusting lever is connected with connecting piece, and this arm is at its free end carrying cam surface, so that via cam surface and effectively interface unit acting in conjunction.
According to of the present invention one favourable form of implementation, the fixing axle of case is positioned on the same side about portable cord and the contact lever of being determined by the moving direction of slide block.
According to of the present invention one favourable form of implementation, connecting piece is configured to flexible hinge.
According to of the present invention one favourable form of implementation, be provided with flexible member, it is facing to the off-position of device pretension adjusting lever flexiblely.In of the present invention one favourable form of implementation, this flexible member can be leaf spring, and it is supported on the inner place of case and is connected with arm.In another favourable form of implementation, flexible member also can be the second arm of adjusting lever, and it is supported on case protuberance place.
Be the moulding of the single type that consisted of by plastics according to of the present invention one favourable form of implementation, the device configuration that is used for temporary transient fixing movably contact lever.
Other favourable design of the present invention and improvement project and additional advantage can draw from dependent claims.
Description of drawings
According to the accompanying drawing that embodiments of the invention are shown therein, should elaborate and illustrate the present invention and other favourable design and improvement project of the present invention.Wherein:
Fig. 1 shows the part-view according to the bottom of installation switching device of the present invention to opening in scram position,
Fig. 2 shows at this device locking part-view according to the bottom of installation switching device of the present invention of opening in the position of contact lever movably,
Fig. 3 shows entering the part-view according to the bottom of installation switching device of the present invention of opening in effective position that is connected at switch knob and this device,
Fig. 4 shows being taken to the part-view according to the bottom of installation switching device of the present invention of opening in the position in its off-position by switch knob at device,
Fig. 5 shows according to of the present invention for the temporary transient fixing movably view of the device of contact lever,
Fig. 6 shows with the view according to the top of installation switching device of the present invention of opening according to the device for temporary transient fixing movably contact lever of the present invention that inserts wherein,
Fig. 7 shows the sub-view of the amplification of the intercept among Fig. 6,
Fig. 8 shows with the view according to the top of installation switching device of the present invention of opening according to the device for temporary transient fixing movably contact lever of the present invention wherein of the insertion in another form of implementation,
Fig. 9 shows the part-view according to the bottom of installation switching device of the present invention of opening with the device of the form of implementation of with good grounds Fig. 8,
Figure 10 shows with the view according to the top of installation switching device of the present invention of opening according to the device for temporary transient fixing movably contact lever of the present invention wherein of the insertion in another form of implementation,
Figure 11 shows the part-view according to the bottom of installation switching device of the present invention of opening with the device of the form of implementation of with good grounds Figure 10,
Utilize in the accompanying drawings identical Reference numeral to represent member or element identical or that play same function.
Embodiment
Fig. 1 shows the part-view according to the bottom of installation switching device 1 of the present invention to opening.Installation switching device 1 (line protection switch here) often makes up in so-called shell type structure mode, and is also like this here.It has case, and it is assembled into by two housing half shells (Geh usehalbschale), housing half shell be assembled into around joint seamed edge (Fuegekante) locate.Housing half shell is called bottom 101, and another is called as top.Most of elements, parts and the assembly of line protection switch are inserted in the bottom 101.Correspond essentially to illustrated that in file DE 10 2,008 006 863 A1 at the line protection switch shown in Fig. 1 to Fig. 4.Therefore file DE 10 2,008 006 863 A1 should be included in the disclosure of the present invention together about the structure of line protection switch 1 and working method and about structure and the working method of the switching mechanism of this line protection switch.Therefore in the further instruction of this invention, should no longer refer in detail to switching mechanism, perhaps only arrive for setting forth the required degree of content of the present invention.Yet certainly, the invention is not restricted to use as at the switching mechanism as shown in file DE 10 2,008 006 863 A1, but can be applicable to the switching mechanism of all types that can expect in the installation switching device of all types that can expect.
Open the contact of line protection switch in the diagram of Fig. 1.Swing in the clockwise direction with the contact lever 2 of contact 6 movably, away from fixing contact 7.Fixing and be air-gap (Luftstrecke) between the contact 6,7 movably, there is not electric current to flow.Switch knob 5 is in and points in the left scram position.
Contact lever comprises three members.Here at first be the contact support, its support swingably and its produce with contact pin 3 be connected the effective of switching mechanism and be connected.Free end at the contact support is fixed with contact angle.At the contact angle place, movably contact 6 be configured in its free-ended near.Contact support, contact angle can be made of different materials at this with contact, are matched with specific function its corresponding optimum.Contact thus can be by conductive especially but also wear-resistingly consist of with material anti-scaling loss.If when being welded with movably twisted wire (it enters in this device the current path continuity) at the contact angle place, when contact angle is made of the particularly preferred material of conductibility, be favourable then.
In Fig. 1, also pick out pawl bar (Klinkenhebel) 103, touch pole (Ausl sehebel) 104, contact pin 3 and with the link component 4 of the form of hoop.The locking position is configured between pawl bar 103 and the touch pole 104, as elaborating among file DE 10 2,008 006 863 A1, and its locking in the position shown in Fig. 1.Switch knob 5 has projection 8, and itself and switch knob 51 are relatively arranged.Projection 8 is connected with contact pin 3 via link component 4.
With respect to being for the temporary transient fixedly device 10 of contact lever 2 at the new switching mechanism shown in file DE 10 2,008 006 863 A1.This device 10 illustrates as single-piece in Fig. 5.It mainly comprises three parts.First component is slide block 12, and it is connected with the 3rd parts, adjusting lever 14 via second component, connecting piece 13.Generally speaking, device 10 probably has T-shaped, and wherein, slide block 12 and link component 13 consists of the longeron of T and adjusting lever 14 forms short cross bar (Quersteg).
The fixing axle (19) of case is positioned on the same side about portable cord and the contact lever (2) of being determined by the moving direction of slide block.
Adjusting lever 14 has arm 20 and at fixing eye (the Halte se) 110 of its first free end.It is bearing in movably fixing the second axle 19 (it is fixed in the case top 102, sees Fig. 6) of case and locates thus.Arm 20 is relative with fixing eye 110 and the second free end that put is bent upwards, so that it produce crooked cam surface 21 towards place, the side of slide block matrix 16, its function in addition below will and the interaction between switch knob 5 and device 10 set forth with interrelating.
Place, side at adjusting lever 14 dorsad keeps projection 15 to be molded into slide block matrix 16 places.It roughly has L shaped, its long limit leg is downward at the extension middle finger of connecting piece 13, and its shorter limit leg is on the plane of being opened by slide block matrix 16 vertically and therefore point to the inner surface of case bottom 101 in confined state from the inner surface on case top.
Observe now Fig. 2.This illustrates a state, and 5 one sections clockwise directions towards on-position of switch knob are swung therein.When the locking of the locking position of switching mechanism, the free end (is formed by the contact support here) that contact pin 3 (being driven by link component 4) is applied to contact lever 2 is gone up and is begun to make it towards the direction counter-clockwise swing of its off-position.Contact lever is run into maintenance projection 15 at this, and it stops feeler lever to continue to 7 motions of fixing contact at this.In the position of this locking fixing and movably the distance between the contact 7,6 is so large, so that there is not electric arc can be configured between two contacts.Be in movably at contact angle at the supporting point of the maintenance projection 15 at contact lever 2 places and construct near the contact 6.
There is acting surface (Wirkflaeche) 11 (it is effective interface unit) at projection 8 places of switch knob 5, in order to switch knob and device 10 are linked.Acting surface 11 is away from the cam surface 21 of device 10 in according to the off-position of Fig. 1.By the swing of switch knob 5, acting surface 11 is near cam surface 21 in according to the locked position of Fig. 2.
When switch knob 5 continued to be swung clockwise from the position of Fig. 2, acting surface 11 was run on the cam surface 21.This position is shown in Figure 3.
Also continue clockwise when on-position swings at switch knob, switch knob 5 via its acting surface 11 with adjusting lever 14 owing to upwards pressing counterclockwise with effective connection of cam surface 21.Be moved upward thus with the slide block 12 that keeps projection 15, it is adjusted to a certain extent bar 14 and upwards draws, and guides in slotted hole 17.Slide block arrives in its off-position, keeps therein projection to move up so far, so that the mobile route of its sudden outburst contact lever 2.Contact lever 2 (is driven by contact spring 111) then very rapidly and is snapped in its off-position, and movably contact is placed on the fixing contact and the closing of contact therein.The closing at this and occur so rapidly of contact be not so that there is electric arc to produce.
Adjusting lever 14 upwards swings at this returning place force against the pretension of the device 10 of having mentioned and realizes.If contact lever 2 when line protection switch 1 turn-offs again, swung to clockwise not only in its scram position (seeing Fig. 1) (by but counter-clockwise swing switch knob 5), then the projection 8 of switch knob again release cam face 21 and itself because the assembling under the pretension of slide block 2 and being moved down in its holding position.Then it be ready to temporary transient locking contact lever when reclosing.
Fig. 8 and 9 shows another form of implementation of the present invention.Here, adjusting lever 14 has the second arm 112, and its relative place, side at fixing eye 110 in the extension of arm 20 is molded.The second arm 112 be supported on case top 102 the inwall place protuberance 113 places and cause thus the pretension of device 10.Be to another difference of the form of implementation of Fig. 7 according to Fig. 1, slide block matrix 16' is configured to plate.In order not contact with impact bar, the plate of slide block matrix 16' is supported on the pilot sleeve 114, and it holds the first fixing axle of case, the impact bar axle of having mentioned.Another supports thus and realizes, namely cam surface 21 is supported on the seamed edge 115 at switch knob 5 places.
In another form of implementation, here not individually diagram illustrate, for the pretension of setting up device 10 can be supported with leaf spring in case, its downward voltage device 10.For example can be placed on the second arm 112 places at the form of implementation light plate spring according to Fig. 8 and Fig. 9.
Figure 10 and Figure 11 show another form of implementation.The form of implementation of it and Fig. 8 and Fig. 9 distinguishes thus, and namely the slide block matrix 16 " become the plate of longitudinal extension, its for the place, inboard that is directed at case bottom 101 by being placed on contact pin 116 places." come so longways moldedly, so that it causes inner surface support on 10 pairs of case tops of device, it is the second measure, " contacts with impact bar 109 in order to avoid device 10 to keep projection 15.Similarly, in the form of implementation according to Figure 10 and Figure 11, exist cam surface 21 to be supported on the seamed edge of switch knob.
For the assembling according to installation switching device of the present invention, parts and assembly are inserted in the case bottom, and device 10 is inserted in the case top, and case bottom and top are assembled together.Only need another member in order to realize the transition function of switching mechanism.This assembling is very simple and suitable, in order to implemented with high speed by the automatic job machine, because device 10 only is placed in the case top at corresponding position.
In another form of implementation (here by not illustrating), device 10 also can be assembled in the case bottom.It has in the similar design shown in Fig. 8 to Figure 11, wherein difference is, keeps projection upwards to refer to from the inboard of case bottom.In assembling, device 10 is inserted in the case bottom as one in the first member here, and this also again can be automatically with realization of High Speed, and next then is other member and assembly.
List of numerals
Claims (11)
1. an electric installation switching device (1), it is with the switching mechanism with locking position, described switching mechanism is with contact lever (2), it is connected with switch knob (5) with link component (4) via contact pin (3), wherein, when described switch knob (5) swings in the connection direction, described contact lever (2) is brought in the on-position when the locking of locking position via described link component (4) and described contact pin (3), wherein be provided with for the temporary transient fixing movably device (10) of described contact lever (2) during described connection process, it is characterized in that, between described switch knob (5) and described device (10), be provided with effective interface unit (11), in order to when described switch knob (5) continues to move, described device (10) is taken in the off-position, discharge therein described contact lever (2), thereby cause and be installed in described contact lever place, movably contact (6) strikes suddenly on the fixing contact (7).
2. electric installation switching device according to claim 1 (1) is characterized in that, described effective interface unit (11) is the composition surface of locating in the projection (8) of described switch knob (5).
3. electric installation switching device according to claim 1 (1), it is characterized in that, described device (10) comprises slide block (12), it is connected with adjusting lever (14) via connecting piece (13), wherein, described effective interface unit (11) is applied on the described adjusting lever (14), in order to described slide block (12) is taken in the described off-position.
4. electric installation switching device according to claim 3 (1) is characterized in that, described slide block has maintenance projection (15), so that temporary transient fixing movably described contact lever (2).
5. electric installation switching device according to claim 4 (1), it is characterized in that, described contact lever (2) comprises the swingably contact support of supporting, be fixed with contact angle at Qi Chu, and described movably contact (6) is configured in described contact angle place, and the supporting point that wherein said maintenance projection (15) is located at described contact lever (2) is constructed near described movably contact (6) at described contact angle place.
6. electric installation switching device according to claim 3 (1), it is characterized in that, described slide block (12) comprises slide block matrix (16), it is with slotted hole (17), so that the pilot sleeve (18) that described slide block (12) is remained on longitudinal movement in the case of described installation switching device (1) is located.
7. electric installation switching device according to claim 3 (1), it is characterized in that, described adjusting lever (14) is bearing in swingably the fixing axle (19) of case and locates, and the arm of described adjusting lever (20) is connected with described connecting piece (13), and wherein, described arm (20) has cam surface (21) at its free end, so that via described cam surface (21) and described effective interface unit (11) acting in conjunction.
8. electric installation switching device according to claim 6 (1) is characterized in that, the fixing described axle (19) of case is on the same side about portable cord and the described contact lever (2) of being determined by the moving direction of described slide block.
9. electric installation switching device according to claim 3 (1) is characterized in that, described connecting piece (13) is configured to flexible hinge.
10. electric installation switching device according to claim 3 (1) is characterized in that, is provided with flexible member, and it is facing to the off-position of described device (10) the described adjusting lever of pretension (14) flexiblely.
11. electric installation switching device according to claim 3 (1) is characterized in that, described device (10) is configured to the moulding of the single type that is made of plastics.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010019031.4 | 2010-05-03 | ||
| DE102010019031 | 2010-05-03 | ||
| PCT/EP2011/002034 WO2011137981A1 (en) | 2010-05-03 | 2011-04-21 | Electrical service switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102893356A true CN102893356A (en) | 2013-01-23 |
| CN102893356B CN102893356B (en) | 2015-08-19 |
Family
ID=44212105
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101947246A Pending CN102237208A (en) | 2010-05-03 | 2010-05-24 | Electrical service switching device |
| CN2010202204640U Expired - Fee Related CN201956300U (en) | 2010-05-03 | 2010-05-24 | Electrical installation switch device |
| CN201180022268.XA Active CN102893356B (en) | 2010-05-03 | 2011-04-21 | Electric installation switching device |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101947246A Pending CN102237208A (en) | 2010-05-03 | 2010-05-24 | Electrical service switching device |
| CN2010202204640U Expired - Fee Related CN201956300U (en) | 2010-05-03 | 2010-05-24 | Electrical installation switch device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2567389B1 (en) |
| CN (3) | CN102237208A (en) |
| DE (1) | DE102011018647B4 (en) |
| WO (1) | WO2011137981A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237208A (en) * | 2010-05-03 | 2011-11-09 | Abb股份公司 | Electrical service switching device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4016364A1 (en) * | 1989-06-30 | 1991-01-03 | Siemens Ag | Load breaker switch with spring release latch - uses intermediate element inserted in closure path on movable contact |
| CN1056183A (en) * | 1990-04-30 | 1991-11-13 | 费尔腾和古伊勒奥梅能源股份公司 | Operation mechanism for low-tension switch |
| DE102005029059A1 (en) * | 2005-06-23 | 2006-12-28 | Abb Patent Gmbh | Switching device e.g. circuit breaker has means for temporarily retaining moveable contact lever, which are released when the contact lever is moved further and contact lever attached to it strikes the fixed contact element |
| CN101312105A (en) * | 2007-05-23 | 2008-11-26 | Abb股份有限公司 | Electric installation switching device |
| CN201956300U (en) * | 2010-05-03 | 2011-08-31 | Abb股份公司 | Electrical installation switch device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2740900B1 (en) * | 1995-11-08 | 1998-01-09 | Legrand Sa | ELECTRIC APPARATUS WITH SNAP-ON |
| FR2792769B1 (en) * | 1999-04-23 | 2001-07-06 | Entrelec Sa | HAND-SWITCHING AND / OR SHUTDOWN CONTROL DEVICE OF AN ELECTRICAL APPARATUS |
| EP1995754B1 (en) * | 2007-05-23 | 2013-09-04 | Abb Ag | Electric installation switching device |
-
2010
- 2010-05-24 CN CN2010101947246A patent/CN102237208A/en active Pending
- 2010-05-24 CN CN2010202204640U patent/CN201956300U/en not_active Expired - Fee Related
-
2011
- 2011-04-21 EP EP11717492.0A patent/EP2567389B1/en active Active
- 2011-04-21 CN CN201180022268.XA patent/CN102893356B/en active Active
- 2011-04-21 DE DE102011018647.6A patent/DE102011018647B4/en not_active Expired - Fee Related
- 2011-04-21 WO PCT/EP2011/002034 patent/WO2011137981A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4016364A1 (en) * | 1989-06-30 | 1991-01-03 | Siemens Ag | Load breaker switch with spring release latch - uses intermediate element inserted in closure path on movable contact |
| CN1056183A (en) * | 1990-04-30 | 1991-11-13 | 费尔腾和古伊勒奥梅能源股份公司 | Operation mechanism for low-tension switch |
| DE102005029059A1 (en) * | 2005-06-23 | 2006-12-28 | Abb Patent Gmbh | Switching device e.g. circuit breaker has means for temporarily retaining moveable contact lever, which are released when the contact lever is moved further and contact lever attached to it strikes the fixed contact element |
| CN101312105A (en) * | 2007-05-23 | 2008-11-26 | Abb股份有限公司 | Electric installation switching device |
| CN201956300U (en) * | 2010-05-03 | 2011-08-31 | Abb股份公司 | Electrical installation switch device |
| CN102237208A (en) * | 2010-05-03 | 2011-11-09 | Abb股份公司 | Electrical service switching device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102011018647B4 (en) | 2021-11-04 |
| CN102237208A (en) | 2011-11-09 |
| CN102893356B (en) | 2015-08-19 |
| EP2567389B1 (en) | 2017-12-13 |
| CN201956300U (en) | 2011-08-31 |
| WO2011137981A1 (en) | 2011-11-10 |
| EP2567389A1 (en) | 2013-03-13 |
| DE102011018647A1 (en) | 2011-11-03 |
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