CN105378889A - Over-voltage protection device for limited installation space - Google Patents
Over-voltage protection device for limited installation space Download PDFInfo
- Publication number
- CN105378889A CN105378889A CN201480039761.6A CN201480039761A CN105378889A CN 105378889 A CN105378889 A CN 105378889A CN 201480039761 A CN201480039761 A CN 201480039761A CN 105378889 A CN105378889 A CN 105378889A
- Authority
- CN
- China
- Prior art keywords
- overvoltage protection
- decoupler
- protection device
- interface
- supporter
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/0241—Structural association of a fuse and another component or apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
- H01C7/126—Means for protecting against excessive pressure or for disconnecting in case of failure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
- H01H37/761—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/36—Means for applying mechanical tension to fusible member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
- H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
- H01H37/761—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit
- H01H2037/762—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit using a spring for opening the circuit when the fusible element melts
- H01H2037/763—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit using a spring for opening the circuit when the fusible element melts the spring being a blade spring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/0241—Structural association of a fuse and another component or apparatus
- H01H2085/0283—Structural association with a semiconductor device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/048—Fuse resistors
- H01H2085/0483—Fuse resistors with temperature dependent resistor, e.g. thermistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/048—Fuse resistors
- H01H2085/0486—Fuse resistors with voltage dependent resistor, e.g. varistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/10—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess voltage, e.g. for lightning protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/0039—Means for influencing the rupture process of the fusible element
- H01H85/0047—Heating means
- H01H85/0052—Fusible element and series heating means or series heat dams
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Fuses (AREA)
Abstract
The invention relates to an over-voltage protection device (1) for limited installation space, having an isolating apparatus (AE), having a carrier (T), wherein an over-voltage protection apparatus (uSE) having at least two connections (A1, A2) is attached to the carrier, wherein a first connection (A1; A2) of the over-voltage protection apparatus (uSE) contacts electrically via the isolating apparatus (AE) in the non-triggered state, so that an over-voltage protection event can be derived via the over-voltage protection apparatus (uSE), wherein the isolating apparatus (AE) is connected to a bias voltage (F) in the non-triggered state, wherein the isolating apparatus (AE) is thermally fixed (L) and wherein the thermal fixing is in thermal contact with the over-voltage protection apparatus (uSE) and wherein, upon reaching a predetermined temperature (Tswitch), the thermal fixing (L) softens so that, under the influence of the bias voltage (F), the isolating apparatus (AE) breaks the electrical contact, wherein the isolating apparatus (AE) is relocated under the influence of the bias voltage (F) to a plane substantially parallel to the surface of the carrier (T).
Description
Technical field
The present invention relates to the overvoltage protection being limited to installing space.
Background technology
Known a large amount of electric component enters so a kind of running status when excess load or improper load, work beyond it exceeds in this condition (specifically) rated range.
Under this running status, usually there will be the less desirable usefulness of institute and transform, this usefulness transforms and causes electric component itself and the rapid heating of relevant environment.
Wherein, heat energy produced thus may be large like this, so that the such heating of the material of electric component and/or relevant environment, thus may bring damage or fire.
Therefore the rising tackling this kind of temperature will be attempted.
Such as in overvoltage protection, increase Temperature protection device.
Summary of the invention
By the coupler of the known a kind of Temperature protection device of patent documentation DE9010246U1.But here indication coupler due to the possibility that is coupled with claimed electric component limited and do not allow and anyly to cut off fast.Especially relate in the patent documentation of the piezo-resistance with hot trigger-type tripper at other, the electric component that monitor can be joined together by temperature-sensitive by contact element.Wherein, this joint is by being realized by the contact element of precharge in a situation of use, and described contact element is by being welded to connect maintenance in a first state.Described being welded to connect is in thermal bonding with claimed element.If described in be welded to connect deliquescing under the impact of present heat energy, so this connection is just unclamped under biased impact, and connection process is just removed.
The equipment disconnecting the conductor guiding voltage and/or electric current under hot stall situation is become known for by patent documentation DE2005045778A1.Wherein, fault state is determined indirectly, and thus, closing characteristics is slow, and in equipment, temperature rising fast is not sufficiently rapidly identified.
In addition, said apparatus with high costs, because it comprises multicomponent and usually bulky.
Therefore: the object of the invention is to, provide a kind of overvoltage protection, it has more optimal structure space, also reliably can cut off temperature fast in addition and rise.In addition, the present invention also aims to, a kind of overvoltage protection controlled to cost is provided.In addition, the present invention also aims to, a kind of manufacture method is provided.The solution of described object is the feature realization according to independent claims of the present invention.Decision design of the present invention draws by dependent claims.
Accompanying drawing explanation
The present invention is set forth further with reference to the accompanying drawings by preferred implementation.
Wherein:
Fig. 1 is a kind of overvoltage protection schematic diagram being in a first state limited to installing space of a preferred embodiment of the invention; And
Fig. 2 is a kind of overvoltage protection schematic diagram being in a second state limited to installing space of a preferred embodiment of the invention.
Mark illustrates:
Be limited to the overvoltage protection 1 of installing space;
Decoupler AE
Supporter T;
Hot melt fixed L;
Overvoltage protection device
Interface B1, B2, A1, A2;
Prestressing force F;
Predetermined temperature T
schalt.
Embodiment
Fig. 1 and Fig. 2 shows a kind of overvoltage protection being limited to installing space.This overvoltage protection has isolator AE, and its function will be set forth below further.
In addition, the overvoltage protection 1 being limited to installing space described in also has supporter T.
Described supporter T loads onto the overvoltage protection device with at least two interfaces A1, A2
wherein, described overvoltage protection device
with first interface, be described interface A1 in the present embodiment, be in electrical contact state with the decoupler AE under non-trigger state, therefore the generation of overvoltage protection can pass through described overvoltage protection device
be exported.
Under this state do not triggered, described decoupler AE has prestressing force F.Wherein, on described decoupler AE is fixed on described supporter T interface B1 by hot melt fixed L and at described overvoltage protection device
on.This hot melt fixed L and described overvoltage protection device
be in thermo-contact.When reaching a predetermined temperature Tschalt, the deliquescing of described hot melt fixed L, thus described decoupler AE disconnects described interface B1 and described overvoltage protection device under the effect of prestressing force F
between electrical contact.Wherein, described decoupler AE is parallel to the surface displacement of described supporter T under the effect of described prestressing force F.
Wherein, figure 1 illustrates the state that the first is not triggered, that state namely kept after having manufactured.Wherein, described decoupler AE has prestressing force.Described interface B1 is a contact-making surface on described supporter T, routine as directed square, and in order to better visuality, this square has from lower-left to the hacures that upper right extends.Fix by a kind of applicable hot melt fixed L, in order to better visuality, be thisly fixed on this and have the hacures extended to upper left by bottom right, described decoupler AE is just fixed on described overvoltage protection device
on.Wherein, described hot melt fixed L itself can have electrical conductivity.
Electric current I is existing enters being shown as in the interface B1 of shadow surface on described supporter by decoupler AE, flows to described overvoltage protection device
interface A1, and be directed to described overvoltage protection device by it
the direction of interface A2.
Figure 2 illustrates the state that the second is triggered, that state namely kept after decoupler triggers.Wherein, described decoupler AE disconnects electrical contact at prestressed effect bottom offset.With Fig. 1 difference be, the deliquescing of hot melt fixed L, in order to better visuality, this hot melt fixedly has the hacures extended to upper left side by bottom right, and described decoupler AE is thus with described interface B1, also separate with described interface A1.This be separately prestressing force F work with realize, wherein, described decoupler AE interrupted with described interface A1 namely with described overvoltage protection device
between electrical contact.Wherein, described decoupler AE is parallel to the surface displacement of described supporter T under the effect of described prestressing force F.Therefore, electric current I just disappears, described overvoltage protection device
now keep apart with electric current.
Also allow according to device of the present invention and reliably to isolate when being limited to installing space with traditional switch device difference.
In a preferred embodiment of the present invention, described displacement is such as a kind of in rotary moving.This in rotary moving such as depicted in figs. 1 and 2.These in rotary moving manufacture view be easy to realize and cost is not high, in addition also there is such advantage, that is: described isolator is keep fixing relative to described supporter usually at least one position, i.e. rotating shaft, therefore be the parts that there is not any danger, can move freely, these parts are the modes that impossible affect work.
But an alternative scheme or additional project are, described displacement also can be swing to move.
Especially advantageously, can be applied to can the overvoltage protection device of wiring harness plate in the present invention
in, because it has had minimum structure height and has made whole overvoltage protection maintain very little level thus.Can the overvoltage protection device of wiring harness plate
such as comprise semiconductor, but especially twin zener dioder, piezo-resistance, but also comprise gas-filled surge discharger or linear resistance or nonlinear resistance.
The present invention especially allows that application circuit board is as supporter T.
By the present invention, the distance height between supporter T and isolator (AE) can be less than 8mm, is preferably less than 5mm.
The present invention especially also allows that the mode with cost is not high is manufactured, just as described below.
Wherein, first assembling at least two interfaces at decoupler AE, is first interface B1 and the 2nd B2 respectively.Then, by described overvoltage protection device
first interface A1 carry out electrical contact with the first interface B1 of described decoupler AE and be connected.In electrical contact simultaneously or after this, by described decoupler AE by fixing by hot melt fixed L.Described hot melt fixed L otherwise by hot melt stationary heat fixing step with described overvoltage protection device
be in thermo-contact, described thermo-contact is that described decoupler AE can from described overvoltage protection device
the thermo-contact of upper disengaging is fixed; Such as, described decoupler AE is made to enter thermo-contact by hot link.In addition, described method also comprises the fixing step of the second interface B2 on supporter of described decoupler AE.This step can be carried out with the contact of described first interface simultaneously, but or this step also can independently carry out.Then, described decoupler AE prestressing force is set, such as, by carrying out the curved or depression treatment of change to described decoupler.
Very advantageously, above-mentioned various different step can combine mutually, makes the time of manufacturing reach minimum thus, so that reduced cost thus.Described overvoltage protection device
first interface A1 be connected with the electrical contact of the first interface B1 of described decoupler AE, the hot melt fixed L of described decoupler and described hot melt fixed L and described overvoltage protection device
carry out contacting these steps connected to carry out in a combining step.Alternative scheme or additional project are that the contact procedure of the second interface B2 of described decoupler AE was carried out before arranging described decoupler AE prestressing force step.
That is, in the present invention, a conductive decoupler AE is arranged, for an overvoltage protection device
described decoupler AE is fixed at least one side of supporter T.Second side point of described decoupler AE and described interface B1, such as a contact point constitute a kind of electric switch on described supporter T.Can in described decoupler AE integrated enter a kind of spring element, in other words, described decoupler AE comprises described spring element.Described spring element provides decoupler prestressing force F.
In addition, described decoupler AE and also can being made up of the conductive shape memory metal of one with prestressing force F thus.
Described decoupler AE and described spring element also can be implemented like this, make the prestressing force being realized spring by a kind of mutual kayser.
Described spring prestressing force can apply by being arranged in a hole on described circuit board, on such as B2 position equally.
Described decoupler AE when manufacturing first without any active force.Installation on supporter T is by simply assembling realization.Therefore, for hot melt fixed L flow process, such as welding process or by a kind of heat softenable adhesive bonding flow process for, without any need for fixing.And then install and/or welding process, described decoupler is activated by switch element and spring element by mutual kayser (also can be depression).
Under operation, by spring element with on described supporter T or at described overvoltage protection device
interface A1, A2 on be implemented as contact-making surface the switch that forms of contact B1 be closed.Described overvoltage protection device
becoming warm to of not allowing exceedes activationary temperature T
schaltabove, decoupler AE can be caused to activate.
Exceeding described activationary temperature T
schalttime, preset prestressing force F and just cause occurring the electrical connection through described decoupler AE, described overvoltage protection device
be transformed into a kind of state more insured thus.
Claims (9)
1. one kind is limited to the overvoltage protection (1) of installing space; it is characterized in that; described device comprises decoupler (AE) and the supporter (T) that possesses conducting function; overvoltage protection device with at least two connectors (A1, A2) (
) be arranged on described supporter; Described decoupler (AE) has prestressing force (F), when described decoupler (AE) prestressing force (F) is not triggered state, described decoupler (AE) and overvoltage protection device (
) interface (A1; A2) electrical contact, thus enable the generation of overvoltage protection by described overvoltage protection device (
) be exported, described decoupler (AE) fixes (L) and described overvoltage protection device by hot melt
) electrical contact, reaching a predetermined temperature (T
schalt) time; described hot melt fixes (L) deliquescing, and described decoupler (AE) is parallel to described supporter (T) surface displacement and disconnects and the electrical contact described in described overvoltage protection device under the effect of described prestressing force (F).
2. overvoltage protection according to claim 1 (1), is characterized in that, described displacement is in rotary moving.
3. overvoltage protection according to claim 1 and 2 (1), is characterized in that, described displacement is that a kind of swing is moved.
4. the overvoltage protection (1) according to any one of the claims; it is characterized in that, described overvoltage protection device is the one in semiconductor, twin zener dioder, piezo-resistance, gas-filled surge discharger, linear resistance or nonlinear resistance.
5. the overvoltage protection (1) according to any one of the claims, is characterized in that, described supporter (T) is circuit board.
6. the overvoltage protection (1) according to any one of the claims, is characterized in that, described supporter (T) is not more than 8mm with the distance of described decoupler (AE), or is less than 5mm.
7. a making is limited to the method for installing space overvoltage protection (1); described device comprises decoupler (AE) and the supporter (T) that possesses conducting function; overvoltage protection device with at least two connectors (A1, A2) (
) be arranged on described supporter; Described decoupler (AE) has prestressing force (F), when described decoupler (AE) prestressing force (F) is not triggered state, described decoupler (AE) and overvoltage protection device (
) interface (A1; A2) electrical contact, thus enable the generation of overvoltage protection by described overvoltage protection device (
) be exported, described decoupler (AE) fixes (L) and described overvoltage protection device by hot melt
) electrical contact, reaching a predetermined temperature (T
schalt) time; described hot melt fixes (L) deliquescing; described decoupler (AE) is parallel to described supporter (T) surface displacement and disconnects and the electrical contact described in described overvoltage protection device under the effect of described prestressing force (F); it is characterized in that, said method comprising the steps of:
At decoupler (AE) assembling at least two interfaces, be respectively first interface (B1) and the second interface (B2);
By described overvoltage protection device (
) first interface (A1) carry out electrical contact with the first interface (B1) of described decoupler (AE) and be connected; Its process is: first fix described decoupler being arranged hot melt (L), then, described hot melt is fixed (L) and described overvoltage protection (
) carry out contact connection;
Second interface (B2) of described decoupler (AE) is fixed on supporter;
The prestressing force of described decoupler (AE) is set.
8. method according to claim 7; it is characterized in that, the first interface (A1) of described overvoltage protection device is connected with the electrical contact of the first interface (B1) of described decoupler (AE), the hot melt of described decoupler fix (L) and described hot melt fix (L) and described overvoltage protection device (
) carry out contact connect step merge carry out simultaneously.
9. the method according to claim 6 or 7 or 8, is characterized in that, the step that second interface (B2) of described isolator (AE) is fixing was carried out before the prestressing force step arranging described decoupler (AE).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEDE1020132141947 | 2013-07-19 | ||
| DE102013214194.7A DE102013214194B4 (en) | 2013-07-19 | 2013-07-19 | Space-limited overvoltage protection device and method for its production |
| PCT/EP2014/065597 WO2015007911A1 (en) | 2013-07-19 | 2014-07-21 | Over-voltage protection device for limited installation space |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105378889A true CN105378889A (en) | 2016-03-02 |
| CN105378889B CN105378889B (en) | 2018-10-19 |
Family
ID=51211249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480039761.6A Active CN105378889B (en) | 2013-07-19 | 2014-07-21 | It is limited to the overvoltage protection of installation space |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105378889B (en) |
| DE (1) | DE102013214194B4 (en) |
| WO (1) | WO2015007911A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4219304A1 (en) * | 1992-06-12 | 1993-12-23 | Roederstein Kondensatoren | Reliable overcurrent protection component with a small footprint and simple construction |
| TW273064B (en) * | 1994-05-10 | 1996-03-21 | Caddock Electronics Inc | |
| CN2783497Y (en) * | 2005-01-20 | 2006-05-24 | 深圳市盾牌防雷技术有限公司 | Releasing and alarm device for pressure sensitive assembly of lighting protector |
| CN201126744Y (en) * | 2007-12-21 | 2008-10-01 | 隆科电子(惠阳)有限公司 | Nail type superheating diasmechanism tasis |
| CN101449342A (en) * | 2006-05-17 | 2009-06-03 | 泰科电子雷伊化学株式会社 | Protective device |
| DE102011052805A1 (en) * | 2011-08-18 | 2013-02-21 | Phoenix Contact Gmbh & Co. Kg | fuse |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7520602U (en) * | 1975-06-28 | 1975-10-30 | Licentia Gmbh | Electrical device with a self-soldering resistor in the event of impermissible heating, especially a television receiver |
| DE9010246U1 (en) | 1990-07-06 | 1990-10-31 | Edsas B.V., Tienray, Nl | |
| DE102005045778A1 (en) | 2005-09-23 | 2007-03-29 | Robert Bosch Gmbh | Thermal fuse and method for interrupting a voltage and / or current-carrying conductor in the event of thermal failure |
| US7505241B2 (en) * | 2006-03-28 | 2009-03-17 | Littelfuse Ireland Limited | Transient voltage surge suppression device |
| DE102011052390A1 (en) * | 2011-08-03 | 2013-02-07 | Phoenix Contact Gmbh & Co. Kg | Thermal overload protection device |
-
2013
- 2013-07-19 DE DE102013214194.7A patent/DE102013214194B4/en active Active
-
2014
- 2014-07-21 WO PCT/EP2014/065597 patent/WO2015007911A1/en active Application Filing
- 2014-07-21 CN CN201480039761.6A patent/CN105378889B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4219304A1 (en) * | 1992-06-12 | 1993-12-23 | Roederstein Kondensatoren | Reliable overcurrent protection component with a small footprint and simple construction |
| TW273064B (en) * | 1994-05-10 | 1996-03-21 | Caddock Electronics Inc | |
| CN2783497Y (en) * | 2005-01-20 | 2006-05-24 | 深圳市盾牌防雷技术有限公司 | Releasing and alarm device for pressure sensitive assembly of lighting protector |
| CN101449342A (en) * | 2006-05-17 | 2009-06-03 | 泰科电子雷伊化学株式会社 | Protective device |
| CN201126744Y (en) * | 2007-12-21 | 2008-10-01 | 隆科电子(惠阳)有限公司 | Nail type superheating diasmechanism tasis |
| DE102011052805A1 (en) * | 2011-08-18 | 2013-02-21 | Phoenix Contact Gmbh & Co. Kg | fuse |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015007911A1 (en) | 2015-01-22 |
| CN105378889B (en) | 2018-10-19 |
| DE102013214194B4 (en) | 2016-05-04 |
| DE102013214194A1 (en) | 2015-01-22 |
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