CN101685715A - Installation switch device with protective device - Google Patents
Installation switch device with protective device Download PDFInfo
- Publication number
- CN101685715A CN101685715A CN200910166737A CN200910166737A CN101685715A CN 101685715 A CN101685715 A CN 101685715A CN 200910166737 A CN200910166737 A CN 200910166737A CN 200910166737 A CN200910166737 A CN 200910166737A CN 101685715 A CN101685715 A CN 101685715A
- Authority
- CN
- China
- Prior art keywords
- housing
- installation switchgear
- kayser
- switchgear
- protective
- 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
Links
- 238000009434 installation Methods 0.000 title claims abstract description 59
- 230000001681 protective effect Effects 0.000 title claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 38
- 238000010168 coupling process Methods 0.000 claims abstract description 38
- 238000005859 coupling reaction Methods 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 24
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims 1
- 239000011810 insulating material Substances 0.000 abstract 3
- 210000002105 tongue Anatomy 0.000 description 7
- 238000007634 remodeling Methods 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- VEVKLOLYYQLRRV-UHFFFAOYSA-N moretenone Natural products C12CCC3C4(C)CCC(=O)C(C)(C)C4CCC3(C)C1(C)CCC1C2(C)CCC1C(=C)C VEVKLOLYYQLRRV-UHFFFAOYSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- 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
- H01H71/08—Terminals; Connections
-
- 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
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0264—Mountings or coverplates for complete assembled circuit breakers, e.g. snap mounting in panel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0264—Protective covers for terminals
Landscapes
- Breakers (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Patch Boards (AREA)
- Casings For Electric Apparatus (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The present invention provides an installation switch device (1) with protective device, comprising an insulating material housing (101) fixable at a wall through a fixed side (102). The installationswitch device is provided with an actuating body (10) at a front side (104), and the installation switch device is connected with an electric lead through a ground terminal. The insulating material housing comprises a covering hood (7) detachably coupled at the device (1). The hood covers the device for preventing unauthorized access to connection terminals, and maintains the fixed side (102) andthe actuating body (10). A coupling element (3) is detachably connected with the insulating material housing (101) of the installation switch device (1), wherein the coupling element (3) has a lockingelement (15) for fixing the covering hood (7), and a lead seal device (17) for preventing unauthorized removing of the covering hood.
Description
Technical field
But the present invention relates to a kind of installation switchgear of protective of the preamble according to claim 1, it comprises isolating material housing, this isolating material housing can be fixed on the wall by fixing side, this installation switchgear has at least one operating mechanism on the front, and the binding post of this installation switchgear can be connected with electrical lead, this isolating material housing comprises releasably the housing with installation switchgear coupling connection, this housing covers in from all sides with installation switchgear in order to prevent to get at binding post without permission, reserves fixedly side and operating mechanism with space-time.
Background technology
This installation switchgear of described type (
) an example for example be safe main switch, be abbreviated as SHU or main line protection switch, it is installed in domestic installation between load transfer point (Strom ü bergabepunkt) and the ammeter usually.
Particularly the main line protection switch is installed in the instrument cabinet of lead sealing in a lot of countries, but directly is being installed on the wall below the ammeter, thereby can arbitrarily get at.
The covering device of binding post that is used for electric switching system is known, and for example record to some extent in DE 2914507 utilizes them can realize preventing to contact binding post.
Yet this covering device is removed by unwarranted people easily.Therefore produce danger owing to the conductor terminal is exposed on the one hand, also can insert the electric current that uses no count on the other hand.If unwarranted people inserts the electric current that has used this no count, can bring very big loss to power supply enterprise.
DE 10330667A1 discloses a kind of housing that is used for switchgear, and this housing has grab or adopts the kayser parts of alternate manner design, they can with the recessed kayser ground mating reaction on the housing of installation switchgear.This housing complex structure, and installation switchgear needs special remodeling, promptly described recessed so that make housing can with its kayser.
Summary of the invention
The objective of the invention is, but the installation switchgear of a kind of protective of proposition, thus guarantee switchgear is covered in safely, can not hinder simultaneously and get at its operating mechanism, and prevent to insert without permission the electric current that uses no count.
According to the present invention, but the installation switchgear of the protective of the feature of the characteristic of this purpose by having claim 1 is achieved.
Therefore according to the present invention, a kind of coupling connection parts releasably are connected with the isolating material housing of installation switchgear, and wherein these coupling connection parts have kayser parts that are used for fixing housing and the sealing device that is used to prevent to remove without permission housing.Coupling connection parts and installation switchgear releasable is connected feasiblely needn't provide special installation switchgear housing, if utilize housing that it is covered.Just coupling connection parts were connected with isolating material housing in the past, now can be so that housing is connected with installation switchgear.In addition, isolating material housing also can have with remaining unchanged or not have the housing use.In addition, the kayser parts that are used for fixing housing are located on the coupling connection parts, rather than are located on the housing, make housing simple in structure thus, and can be general.Need not to make adaptive housing at special installation switchgear.Housing is realized by the coupling connection parts that releasably are connected with the adaptive of installation switchgear of different model.
According to a kind of particularly advantageous execution mode, coupling connection parts can be a kind of connector parts at this, but this connector parts connector to the isolating material housing of installation switchgear and with the isolating material housing kayser.
According to a kind of particularly advantageous execution mode, coupling connection parts can be that pinch zones hides part for this reason, hide on the part in this pinch zones and form the kayser parts that are used for fixing housing.Particularly advantageous in this embodiment is to need not to make coupling connection parts further to adapt to isolating material housing.Pinch zones hides part and adopts the following design of known manner, and promptly it can be inserted on the isolating material housing of installation switchgear in the zone of binding post when needed, and kayser releasably in this case.Therefore in order to make coupling connection parts kayser on isolating material housing, the structure member that can use the there just to have originally for example is used to hold the groove that pinch zones hides part.Therefore here advantageously, under the situation of the remodeling that need not to add, can be provided with protective device of the present invention for standard compliant installation switchgear.Coupling connection parts adapt to existing structure member on the standard device, rather than opposite.
According to another particularly advantageous execution mode of the present invention, the kayser parts comprise the kayser head that is located on the tenon, and the kayser headband has the kayser projection.The kayser projection for releasable coupling connection with the housing kayser.Housing is simple in structure, and it need not the kayser parts.
According to another particularly advantageous execution mode of the present invention, sealing device is the eyelet on the tenon, and this eyelet can hold lead sealing line or lead sealing lock.Can adopt simple mode to prevent to take down without permission housing thus.
According to another particularly advantageous execution mode of the present invention, a kind of lead sealing tongue is connected with housing, this lead sealing tongue is being positioned under the state of housing and installation switchgear kayser near the tenon, and have and the corresponding hole of eyelet on the tenon, the lead sealing line that makes housing be connected with installation switchgear can pass this hole.According to another particularly advantageous execution mode of the present invention, housing has the ventilation slit.According to a kind of particularly advantageous execution mode, these ventilation slits are located near the narrow side of switchgear.
Guaranteed safely switchgear to be covered in by coupling connection parts and the housing that the installation switchgear coupling joins according to the present invention, its mode is, this housing surrounds switchgear from all sides except fixing side.Fixedly therefore the side has guaranteed safely switchgear to be hidden around because wall is installed and hidden by wall.Even after covering in, still can get at operating mechanism.Utilize sealing device can prevent to remove without permission housing effectively, also can not insert the electric current that uses no count thus more without permission.Because must destroy lead sealing when removing housing, this can't hide when being made regular check on by power supply enterprise, and the user of switchgear will undertake the responsibility.
Other favourable remodeling of the present invention and improvement and other advantage can be obtained by dependent claims.
Description of drawings
Drawing and description are used for understanding better theme of the present invention.Basic identical or the similar object or the part of object indicate identical Reference numeral.These accompanying drawings only are the schematic diagram of embodiments of the present invention.At two embodiment of the present invention shown in Fig. 1 to 8, the present invention and other favourable remodeling thereof and improvement and other advantage will contrast these accompanying drawings and elaborate and illustrate.
Shown in the figure:
But Fig. 1 illustrates the installation switchgear of protective of the present invention;
But Fig. 2 illustrates the installation switchgear of protective of the present invention with visual angle obliquely;
Fig. 3 is the partial view in housing front;
Fig. 4 illustrates first execution mode of coupling connection parts of the present invention;
Fig. 5 is the partial, longitudinal cross-sectional when cooperating with housing according to the coupling of Fig. 4 connection parts;
But Fig. 6 illustrates the installation switchgear of protective of the present invention with the visual angle under oblique;
Fig. 7 illustrates second execution mode of coupling connection parts of the present invention; And
Fig. 8 is the partial, longitudinal cross-sectional when cooperating with housing according to the coupling of Fig. 7 connection parts.
Embodiment
As the example of installation switchgear of the present invention, Fig. 1 illustrates main line protection switch 1.The function of main line protection switch and the principle of internal structure are known.Main line protection switch 1 has isolating material housing 101.This isolating material housing comprises fixedly side 102, utilizes fixedly the side isolating material housing can be fixed on stationary plane for example on the wall, perhaps also can be fixed on installation distribution box or the supporting guide.In the front 104 relative with fixing side 102, an outstanding operating mechanism 10 is a switching knob here, utilizes it installation switchgear can be switched on and off.Near operating mechanism 10, on the front, be provided with nameplate 107, can see that on this nameplate insight is provided with continuous device numbering.Positive 104 are connected with two narrow sides 105 by two broad side surfaces with fixing side 102.
Be provided with the not shown inlet that leads to the device interior binding post on narrow side 105, lead-in wire can pass these inlets and be connected with binding post.Be provided with the inlet 106 that leads to pinching screw accordingly positive 104, can pass these inlets 106 utilize instrument for example screwdriver handle these pinching screws.Schematically show the head of screw of pinching screw 108 among Fig. 1.
Near the inlet 106 that leads to pinching screw, on the front 104 of isolating material housing 101, be provided with recessedly, on the left side and the right offer groove 2 on these recessed madial walls, these grooves along positive 104 vertically stretch to housing from narrow side 105 in the middle of.These grooves are generally used for holding pinch zones and hide part.It is L-shaped substantially that these pinch zones hide part, when using them according to the rules, its first limit leg is inserted in the groove 2 and is fixed on the there, when not connecting lead-in wire, its second limit leg covers the inlet that leads to binding post, and they also can followingly design, and promptly they only cover near the space going between when inserting lead-in wire, thereby prevent the exposed clamping region of contact zones voltage, and then improve processing safety.
In the execution mode according to Fig. 1 of the present invention, in these grooves 2, insert coupling connection parts 3 respectively.The principle of coupling connection parts 3 is similar to pinch zones and hides part, as being shown specifically among Fig. 4.Coupling connection parts 3 be L shaped substantially, above its first limit leg 31 is positioned under installment state, and supply the covering effect positive 104, and its second limit leg 32 is along the direction extension of binding post.
On main line protection switch 1, the coupling connection parts 3 that also can be called the lead sealing lid are inserted in the existing groove 2 along direction of arrow P.Coupling connection parts 3 have two holes 33,34 on its first limit leg 31, even the inlet 106 that leads to pinching screw can be realized also getting in these holes when promoting coupling connection parts 3.Bore edges is interrupted by otch 35 at side, thereby produces elastic arm 36 on the side of the first limit leg 31.Form projection 4 on this elastic arm 36, therefore this projection also is flexible protruding 4.Lead sealing lid 3 is also distinguished flexible protruding 4 on the side, these projectioies under installment state, be inserted on the housing in the groove 2 that left side and right side are offered, thus because elastic pressure and with lead sealing lid 3 location.On the first limit leg 31 of lead sealing lid, form the kayser parts 15 that project upwards.These kayser parts have the tenon 14 as substrate, and tenon has the kayser head 151 with kayser projection 152.On kayser head 151, offer the through hole 17 of extending transversely.In vertical side of tenon 14, on the first limit leg 31 of lead sealing lid 3, offer slit 38, thereby but kayser parts 15 elastics wings ground is fixed on vacating partly among (Freimachung) 16 on the first limit leg 31.Kayser projection 152 is positioned at the narrow side of kayser head 151.Vertically locking along housing to a certain extent.
Fig. 2 illustrates the situation that housing 7 moves to main line protection switch 1 top now.This housing has waste gas slit 8 on two narrow side 74,75, can only see narrow side 74 among Fig. 2, and waste gas can pass this narrow side 74 from installation switchgear 1 effusion under short-circuit conditions.Under installment state, the indent 9 on the front 71 of housing 7 also allows to get at operating mechanism 10, and allows freely to see position of the switch indication mechanism 11.Another indent 12 allows freely to see the nameplate that has continuous numbering 107 on the equipment, even described numbering still can be seen after loading onto cap.
On the front 71 of housing 7, on indent 9 and below be respectively equipped with the indent 13 of another rectangle.On positive 71, all form lead sealing tongue 72 at the edge side of each indent 13, for this reason referring to drawings in detail 3.Lead sealing tongue 72 is a rectangle substantially, and has through hole 73.Indent 13 following settings, promptly they are positioned at kayser parts 15 places when housing 7 is covered.So the tenon 14 of the kayser parts 15 of lead sealing lid 3 is passed in the indent 13 on the front 71 of housing 7 under installment state.So under installment state, kayser projection 152 is blocked and should be fixed on the surface in the back on the surface in the front 71 of housing 7.Kayser projection 152 is this vertically blocking along housing 7.Hole 17 and the through hole on lead sealing tongue 72 73 on the kayser head 151 of lead sealing lid 3 are axially aimed at now mutually, thereby can pass the two lead sealing line are inserted, for this reason also can be referring to drawings in detail 5.
A kind of alternative design of coupling shown in Fig. 7 connection parts 3, it is also alternatively to design the position of indent 13 of housing and the situation of direction that Fig. 8 at length is illustrated in.The main distinction between the execution mode of Fig. 7 and the execution mode of above-mentioned Fig. 4 is that the kayser projection 152 of kayser parts 15 is located on the broad side surface of kayser head 151.When kayser, kayser projection 152 present vertically blocking transverse to housing 7.Realize this point for this reason, and then can also once more tenon be pushed back for release, the indent 13 of holding kayser head 151 and kayser projection 152 must slightly be wider than the execution mode according to Fig. 5, thereby air-gap L can be produced, between kayser head 151 and lead sealing tongue 72 so kayser head 151 is swinging in this air-gap when release.In Fig. 8, can see the groove 2 on the left side, and can see projection 4 situations about being contained in the groove 2 on the right, make coupling connection parts 3 remain in the groove 2 thus.
Can utilize fine rule to pass the hole 34 on this air-gap L and the coupling connection parts 3 now and get at the part that has voltage of binding post.For fear of this point, coupling connection parts 3 have around the hole 34 flange 17a, and this flange stops described line to penetrate.
Fig. 6 illustrates the bottom surface of the installation switchgear 1 that quilt cover 7 covers.Fixedly be provided with perforate 18 on the side 102, can utilizing screw to pass these perforates installation switchgear 1 is installed on the base.Between the narrow side 74 of the narrow side 105 of installation switchgear 1 and housing 7, leave sky spacing 19.Lead-in wire can pass this sky spacing and extend binding post and being connected with binding post there.
Therefore the lead sealing unit that adopts simple mode to utilize to be made of installation switchgear 1 and housing 7 covers in the binding post of installation switchgear 1, and prevents to insert the electric current that uses no count.
Reference numerals list
1 installation switchgear, 71 fronts
101 isolating material housings, 72 lead sealing tongues
102 fixing 73 holes, side
104 positive 8 waste gas slits
105 narrow sides, 9 indents
106 entrances, 10 operating mechanisms
107 nameplates, 11 position of the switch indication mechanisms
108 pinching screws, 12 indents
2 grooves, 13 indents
3 be coupled parts, 14 tenons are covered in lead sealing
31 first limit legs, 15 kayser parts
32 second limit legs, 17 holes
33 holes, 151 kayser heads
34 holes, 152 kayser projectioies
18 perforates of 35 otch
The 19 empty spacings of 36 elastic arms
38 slit P arrows
4 protruding L air-gaps
7 housings
Claims (10)
1. but the installation switchgear of a protective (1), it comprises isolating material housing (101), described isolating material housing can be fixed on the wall by fixedly side (102), described installation switchgear has at least one operating mechanism (10) on positive (104), and the binding post of described installation switchgear can be connected with electrical lead, described isolating material housing comprises releasably the housing (7) with described installation switchgear (1) coupling connection, this housing covers in from all sides with described installation switchgear in order to prevent to get at described binding post without permission, reserve described fixedly side (102) and described operating mechanism (10) with space-time, it is characterized in that, a kind of coupling connection parts (3) releasably are connected with the isolating material housing (101) of described installation switchgear (1), and wherein said coupling connection parts (3) have kayser parts (15) that are used for fixing described housing (7) and the sealing device (17) that is used to prevent to remove without permission described housing (7).
2. but the installation switchgear of protective as claimed in claim 1, it is characterized in that, described coupling connection parts (3) are a kind of connector parts, but this connector parts connector to the isolating material housing (101) of described installation switchgear (1) is gone up and with described isolating material housing (101) kayser.
3. but the installation switchgear of each described protective in the claim as described above is characterized in that described coupling connection parts (3) adapt at described isolating material housing (101) and go up existing fixed part.
4. but the installation switchgear of protective as claimed in claim 3 (1) is characterized in that, described coupling connection parts (3) are that pinch zones hides part, and described pinch zones hides the kayser parts (15) that part has described housing of being used for fixing of moulding (7).
5. but the installation switchgear of protective as claimed in claim 4, it is characterized in that, in order to make described coupling connection parts (3) be connected on the described isolating material housing (101), the groove (2) that is used to hold pinch zones covering part that uses the there just to have originally.
6. but the installation switchgear of protective as claimed in claim 1 is characterized in that, described kayser parts (15) comprise the kayser head (151) that is located on the tenon (14), and described kayser headband has kayser projection (152).
7. but the installation switchgear (1) that quilt cover as claimed in claim 7 (7) covers is characterized in that described sealing device (17) is included in the eyelet on the described kayser head (151), and described eyelet can hold lead sealing line or lead sealing lock.
8. but the installation switchgear (1) that quilt cover as claimed in claim 8 (7) covers, it is characterized in that, a kind of lead sealing tongue (72) is connected with described housing (7), described lead sealing tongue is being positioned under the state of described housing (7) and described installation switchgear (1) kayser near the described tenon (14), and have and the corresponding hole (72) of eyelet (17) on the described tenon (14), the described lead sealing line that makes described housing (7) be connected with described installation switchgear (1) can pass described hole.
9. but the installation switchgear of each described protective in the claim as described above, its housing (7) that can be had ventilation slit (8) covers.
10. but the installation switchgear of protective as claimed in claim 8 is characterized in that, the described ventilation slit (8) on the described housing (7) is located near the narrow side (105) of described switchgear.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008037872 | 2008-08-15 | ||
| DE102008037872.0 | 2008-08-15 | ||
| DE102009009794.5 | 2009-02-20 | ||
| DE102009009794A DE102009009794A1 (en) | 2008-08-15 | 2009-02-20 | Installation switching device with protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101685715A true CN101685715A (en) | 2010-03-31 |
| CN101685715B CN101685715B (en) | 2014-08-20 |
Family
ID=41268495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910166737.XA Expired - Fee Related CN101685715B (en) | 2008-08-15 | 2009-08-14 | Installation switch device with protective device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2154701B1 (en) |
| CN (1) | CN101685715B (en) |
| CY (1) | CY1116814T1 (en) |
| DE (1) | DE102009009794A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105321781A (en) * | 2014-08-01 | 2016-02-10 | 施耐德电气美国股份有限公司 | Panel board to circuit breaker positive retention interlock |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014220169A1 (en) * | 2014-05-30 | 2015-12-03 | Power Plus Communications Ag | Housing for electrical modules for mounting on a carrier rail and housing arrangement |
| CN104576229B (en) * | 2015-01-21 | 2017-04-26 | 温州罗格朗电器有限公司 | Circuit breaker shell |
| DE102015106578B4 (en) * | 2015-04-29 | 2018-10-18 | Phoenix Contact Gmbh & Co. Kg | Modular electronics housing |
| FR3060217B1 (en) * | 2016-12-13 | 2019-05-10 | Legrand France | DEVICE FOR LOCKING POWER SUPPLY MEANS IN THE CONNECTION POSITION ON A MODULAR DEVICE |
| RU2723649C1 (en) * | 2019-12-06 | 2020-06-17 | Общество с ограниченной ответственностью "ЭНГАРД" (ООО "ЭНГАРД") | Switching modular device |
| CN112582019B (en) * | 2020-11-30 | 2022-08-05 | 苏州精濑光电有限公司 | Protective housing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB633103A (en) * | 1946-03-26 | 1949-12-12 | Landis & Gyr Sa | An improved manufacture of an electricity meter |
| DE2914507B1 (en) * | 1979-04-10 | 1980-06-12 | Siemens Ag | Cover for connections of electrical devices |
| US5691878A (en) * | 1996-02-02 | 1997-11-25 | Motorola, Inc. | Snap-lockable housing for fluorescent lamp ballasts |
| CN1289469A (en) * | 1998-10-09 | 2001-03-28 | Aeg低压技术股份有限两合公司 | Lead sealable locking device |
| DE10330667A1 (en) * | 2003-07-08 | 2005-02-03 | Abb Patent Gmbh | Security cover for electrical installations such as circuit breaker fits over connections and provides access for switch actuator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8708744U1 (en) * | 1987-06-24 | 1988-07-28 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Protective cap for connection terminals of installation devices |
-
2009
- 2009-02-20 DE DE102009009794A patent/DE102009009794A1/en not_active Withdrawn
- 2009-07-21 EP EP09009423.6A patent/EP2154701B1/en not_active Not-in-force
- 2009-08-14 CN CN200910166737.XA patent/CN101685715B/en not_active Expired - Fee Related
-
2015
- 2015-10-23 CY CY20151100949T patent/CY1116814T1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB633103A (en) * | 1946-03-26 | 1949-12-12 | Landis & Gyr Sa | An improved manufacture of an electricity meter |
| DE2914507B1 (en) * | 1979-04-10 | 1980-06-12 | Siemens Ag | Cover for connections of electrical devices |
| US5691878A (en) * | 1996-02-02 | 1997-11-25 | Motorola, Inc. | Snap-lockable housing for fluorescent lamp ballasts |
| CN1289469A (en) * | 1998-10-09 | 2001-03-28 | Aeg低压技术股份有限两合公司 | Lead sealable locking device |
| DE10330667A1 (en) * | 2003-07-08 | 2005-02-03 | Abb Patent Gmbh | Security cover for electrical installations such as circuit breaker fits over connections and provides access for switch actuator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105321781A (en) * | 2014-08-01 | 2016-02-10 | 施耐德电气美国股份有限公司 | Panel board to circuit breaker positive retention interlock |
| CN105321781B (en) * | 2014-08-01 | 2018-09-18 | 施耐德电气美国股份有限公司 | The instrument board of interlocking is actively kept for breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101685715B (en) | 2014-08-20 |
| EP2154701B1 (en) | 2015-09-02 |
| CY1116814T1 (en) | 2018-03-07 |
| EP2154701A2 (en) | 2010-02-17 |
| DE102009009794A1 (en) | 2010-02-25 |
| EP2154701A3 (en) | 2014-04-30 |
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