CN205621882U - Surge protector's termination - Google Patents
Surge protector's termination Download PDFInfo
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- CN205621882U CN205621882U CN201521060452.5U CN201521060452U CN205621882U CN 205621882 U CN205621882 U CN 205621882U CN 201521060452 U CN201521060452 U CN 201521060452U CN 205621882 U CN205621882 U CN 205621882U
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- connecting plate
- termination
- surge protector
- junction block
- patch panel
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Abstract
The utility model provides a surge protector's termination, includes connection terminal base, connection terminal and screw, connection terminal base includes wiring board, connecting plate and spring contact, wiring board and connection terminal and screw cooperation are used for the wiring, and spring contact pegs graft with SPD's gear shaping and cooperates, the connecting plate is connected with wiring board and spring contact electricity. The utility model discloses a but the multiple wiring type of surge protector's termination adaptation, wiring powerful, equipment structure is succinct.
Description
Technical field
This utility model belongs to Low Voltage Electrical Apparatus, particularly relates to the termination of a kind of surge protector.
Background technology
Surge protector, also known as lightning protection device, is called for short SPD, it is adaptable to exchange 50/60Hz, rated voltage 220V
To the electric power system or communication system of 380V, to directly or indirectly thunder and lightning, or the electricity of other instantaneous overvoltages
Pour into row protection, there is single-phase, the multiple protected mode such as TN-C, TN-S.Surge protector accesses power supply system
Need during system to be connected in parallel with by protection equipment, when design or installation electric power system, generally by surge protection
Device and rear end are arranged in a distribution box or distribution board by the chopper protecting equipment.Due to commonly use at present
Surge protector volume is relatively big, and length is generally 92mm, and conventional DZ47 type chopper length only has 80mm,
Therefore when surge protector is mounted side by side with DZ47 type chopper, it may appear that surge protector and DZ47 type
The external cabling mouth of chopper is different due to height and problem the most at grade, causes cannot making to use foreign currency
Stream is arranged and flexible circuit conductor can only be used to be electrically connected, and not only cabling complexity is the most attractive in appearance, space availability ratio is low,
And installation is complicated, also increase potential safety hazard simultaneously.
Surge protector typically surge protection module and pedestal by plug type forms, and works as surge protection module
Break down cause lost efficacy time, or when user need change surge protection parameter time, user need not dismantle
Pedestal or reconnect outer lead/bus-bar, but only need to pull up old module easily and insert new module
Demand can be met.Owing to surge protector needs to be applicable to the electric power system of various different protection demand, electricity
Gush protection module and be generally of the product of many kinds of parameters specification for type selecting and replacing.But, surge protection mould
Usually not arranging special parameter specification coalignment between block and pedestal, once user have employed parameter rule
The surge protection module of lattice mistake, still can insert pedestal smoothly, thus surge protector probably because
Insert the surge protection module of mistake and the electric power system of rear end cannot be played protection.
Additionally, due to need when surge protector accesses electric power system to be connected in parallel with by protection equipment, in order to
Guaranteeing protected effect, general employing " Kevin's mode of connection " is attached." Kevin's mode of connection " needs to connect
Traditional thread binding be equipped with stronger wiring ability, be not only electrically connected with surge protection module, also want simultaneously with outside
Connect wire or bus-bar/double bus, and the multiple device such as inner conductive row is electrically connected.Existing
Termination can only connect the one in outer lead, bus-bar, busbar mostly, it is impossible to meets more multiple
Miscellaneous wiring requirements.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of simple in construction, reliability
High, can the termination of surge protector of adaptive multiple wiring type.
For achieving the above object, this utility model adopts the technical scheme that
A kind of termination of surge protector, including terminal block 4, junction block 5 and screw 6, described
Terminal block 4 includes patch panel 41, connecting plate 42 and spring contact 43；Patch panel 41 and junction block 5
Coordinating for wiring with screw 6, spring contact 43 coordinates with gear shaping 12 grafting of surge protection module 1；
Described connecting plate 42 electrically connects with patch panel 41 and spring contact 43.
Preferably, the " u "-shaped bending-like that described patch panel 41 becomes side, the upper end side of " u "-shaped bending
For top board 411, lower end side is base plate 412, and junction block 5 is socketed on the base plate 412 of patch panel 41；
The top board 411 of patch panel 41 is positioned at above junction block 5, and described top board 411 is provided with pilot hole 413, connects
The position of line seat 5 upper end correspondence pilot hole 413 is provided with screwed hole 51, and the hole wall of screwed hole 51 is provided with and spiral shell
Nail 6 with the use of female thread, described screw 6 is threadeded through pilot hole 413 with screwed hole 51.
Preferably, it is used for being connected busbar 8, patch panel between top board 411 and the screw of described patch panel 41
The wiring space that the base plate 412 of 41 is formed with junction block 5 can be used for being connected wire 7 or bus-bar.
Preferably, described spring contact 43 is elastic metallic conductor structure, is made up of two metal intermediate plates, can
The gear shaping 12 of surge protection module 1 is clamped by the way of extruding.
Preferably, described connecting plate 42 becomes Z-shaped, including the first connecting plate 421 being connected with patch panel 41,
The 3rd connecting plate 423 that is connected with spring contact 43 and be connected to the first connecting plate 421 and the 3rd connecting plate 423
Between the second connecting plate 423, the first connecting plate 421 is parallel with the 3rd connecting plate 423, the second connecting plate
423 is vertical with the first connecting plate 421 and the 3rd connecting plate 423.
Preferably, the parallel connection in bottom of the first connecting plate 421 and the " u "-shaped bending of patch panel 41,
Three connecting plates 423 are vertical with the base plate of spring contact 43 to be connected.
Preferably, the lower surface of described base plate 412, the lower end inner face of junction block 5, and top board 411
Upper surface, is equipped with a plurality of parallel groove being perpendicular to wire 7 or bus-bar direction of insertion.
Preferably, the width of described terminal block 4 is 31.7mm, and height is 28.6mm.
Preferably, described junction block 5 is by sheet metal bending and molding, overall in square hole structure；Junction block 5
Top is made up of the first superposition section and the second superposition section superposition at sheet metal two ends, and the second superposition section is positioned at
Below one superposition section, the first superposition section end is provided with T-shaped engaging structure, T-shaped engaging structure and junction block 5
T word groove structure on sidewall engages each other fixing.
Preferably, the both sides, end of described base plate 412 are provided with spacing lug, and base plate 412 can through connecing side
After line seat 5, carry out spacing by spacing lug.
The termination of surge protector of the present utility model can adaptive multiple wiring type, connection function is powerful,
Device structure is succinct.Can achieve be simultaneously connected with surge protection module gear shaping, outer lead or bus-bar/bis-
Bus-bar.Meanwhile, surge protector of the present utility model achieves and enters with DZ47 type chopper shared bus
The mode that row wiring is installed, not only compact equipment, save production cost and installing space, Er Qieyong
Family uses installation process simple, and electric power system reliability of operation is high.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this utility model surge protector；
Fig. 2 is the grafting schematic diagram of this utility model surge protector；
Fig. 3 be this utility model surge protector with DZ47 type chopper with the use of overall structure signal
Figure；
Fig. 4 is the cross-sectional view of this utility model surge protector pedestal；
Fig. 5 is the overall structure schematic diagram of the termination of this utility model surge protector；
Fig. 6 is the front view of the termination of this utility model surge protector；
Fig. 7 is the overall structure schematic diagram of the terminal block of this utility model termination；
Fig. 8 is the front view of the terminal block of this utility model termination；
Fig. 9 is the overall structure schematic diagram of this utility model pairing positioner；
Figure 10 is the cross-sectional view of this utility model surge protector pedestal.
Detailed description of the invention
Below in conjunction with the embodiment of accompanying drawing 1 to 10, further illustrate the tool of surge protector of the present utility model
Body embodiment.Surge protector of the present utility model is not limited to the following description.
As shown in Figures 1 to 4, the open a kind of surge protector of this utility model.Surge protector is by pluggable
Surge protection module 1 and pedestal 2 form.Surge protection module 1 is internal is provided with anti-surge circuit, can inhale
Receive the surge impact that the many reasons such as thunder and lightning indirect, direct and other instantaneous overvoltages bring to electric power system,
Protection rear end electrical equipment.Pedestal 2 becomes U-shape structure, is symmetrically arranged on two with two terminations, U-shape structure
Two sides and base vertical；The U-shaped knot of surge protection module 1 squarely structure, size and pedestal 2
The U-type groove coupling of structure, surge protection module 1 is fixed in the U-type groove of pedestal 2 in the way of grafting,
And electrically connect with the termination of base interior, realize surge protection by being located at the termination of base interior
Inside modules circuit and the electrical connection of exterior power supply plant.Surge protector and outside chopper etc. are low to be press-fitted
Electricity equipment is arranged in same distribution box, and connects wire or the line bank of exterior power supply plant.In order to reduce
The external dimensions of surge protector, it is achieved the surge protector of modularization, makes size and the DZ47 of surge protector
Type chopper (as shown in Figure 3) keeps consistent, this utility model redesigned surge protection module 1 with
The connected structure of pedestal 2, the termination of pedestal 2 and internal structure, surge protection module 1 and pedestal 2
Pairing structure etc..
As in figure 2 it is shown, described surge protection module 1 is provided with gear shaping 12, on the termination of pedestal 2
Being provided with the spring contact 43 coordinated with gear shaping 12, the gear shaping 12 of surge protection module 1 is by pedestal 2
Jack 23 realizes surge protection module 1 in inserting the spring contact 43 of termination solid with the grafting of pedestal 2
Determine and electrically connect.Additionally, be additionally provided with retaining convex rib 13 on the both sides sidewall of surge protection module 1, at base
Two medial walls of the U-shape structure of seat 2 are provided with stopper slot 25, retaining convex rib 13 and stopper slot 25 and coordinate reality
Guiding that existing surge protection module 1 and pedestal 2 are installed and spacing.
If Fig. 5 is to shown in 8, the termination of this utility model surge protector, including terminal block 4,
Junction block 5 and screw 6.Described junction block 5 is by sheet metal bending and molding, overall in square hole structure；Connect
Line seat 5 top is made up of the first superposition section and the second superposition section superposition at sheet metal two ends, the second superposition section
Being positioned at below the first superposition section, the first superposition section end is provided with T-shaped engaging structure, T-shaped engaging structure with connect
T word groove structure on line seat 5 sidewall engages each other fixing.Described terminal block 4 include patch panel 41,
Connecting plate 42 and spring contact 43；Patch panel 41 coordinates for wiring with junction block 5 and screw 6, elastic
Contact 43 coordinates with gear shaping 12 grafting of surge protection module 1, and connecting plate 42 is connected to patch panel 41 He
Between spring contact 43.Described patch panel 41 is the metallic conductor thin plate of " u "-shaped bending-like, " U " that side
The upper end side of shape bending is top board 411, is used for connecting busbar 8, and lower end side is base plate 412, is used for
Connect outer lead 7 or bus-bar；Described connecting plate 42 is metallic conductor structure, is used for realizing patch panel 41
With the electrical connection of spring contact 43, connecting plate 42 becomes Z-shaped, including first be connected with patch panel 41 even
The 3rd connecting plate 423 that fishplate bar 421 is connected with spring contact 43 and be connected to the first connecting plate 421 and
The second connecting plate 423 between three connecting plates 423, the first connecting plate 421 is parallel with the 3rd connecting plate 423,
Second connecting plate 423 is vertical with the first connecting plate 421 and the 3rd connecting plate 423, the first connecting plate 421 with
The parallel connection in bottom of the " u "-shaped bending of patch panel 41, the 3rd connecting plate 423 and the end of spring contact 43
Plate vertically connects；Described spring contact 43 is elastic metallic conductor structure, and each spring contact 43 is by two
Metal intermediate plate is constituted, and can clamp a gear shaping 12 of surge protection module 1, by setting by the way of extruding
Putting multiple spring contact 43, can to realize the grafting of surge protection module 1 and pedestal 2 fixing and electrically connect.For entering
One step strengthens the squeezing effect of grafting, on two metal intermediate plates of spring contact 43 also can from outside clip or
Jump ring is reinforced, thus obtains the most fixing bonding strength and electrical connection effect.Described terminal block 4
On quantity and the position of spring contact 43 are set, with the gear shaping 12 of matching used surge protection module 1
Quantity and position consistency, in the present embodiment, be arranged side by side two spring contacts 43.
Described junction block 5 be shaped as approximate square hole, be socketed on the base plate 412 of patch panel 41, patch panel
Junction block 5 is split as two wiring spaces by the base plate 412 of 41, and the top board 411 of patch panel 41 is positioned at wiring
Above seat 5；Described top board 411 is provided with pilot hole 413, the position of junction block 5 upper end correspondence pilot hole 413
Installed screwed hole 51, the hole wall of screwed hole 51 be provided with screw 6 with the use of female thread；Described spiral shell
Nail 6 is through pilot hole 413 and screwed hole 51, by threadeding with junction block 5, it is achieved to outer lead
7 or bus-bar, and the gripping and electrically connecting of inner conductive row 8.Meanwhile, the end of described base plate 412
Both sides, portion are provided with spacing lug, and base plate 412 can after junction block 5 in side, is limited by spacing lug
Position；The lower surface of described base plate 412, the lower end inner face of junction block 5, and the upper surface of top board 411,
It is equipped with a plurality of parallel groove being perpendicular to wire 7 or bus-bar direction of insertion, is so not only and can increase
Frictional force between termination and wiring, improves fixing connection effect, it is also possible to increase termination and connect
Contact area between line, improves electrical connection effect.As it can be seen in figures 5 and 6, be the most only given
The schematic diagram being connected with outer lead 7, the mode that bus-bar is connected with termination is similar, outside
Wire and bus-bar also can be simultaneously attached to base plate 412 and two wiring of junction block 5 formation of patch panel 41
In space.
Described termination and described compact surge protector are with the use of, the width W of terminal block 44
For 31.7mm, highly H4For 28.6mm.After product assembly completes, spring contact 43 is just inserted on pedestal 2
The insertion hole 23 of tooth 12；The square hole of junction block is just to the outer lead access aperture on pedestal 2.User accesses and leads
During line, first outer lead 7 or bus-bar are placed between base plate 412 and junction block 5, tighten wiring
Screw 6, drives junction block 5 to promote to patch panel 411 direction, thus clamps outer lead 7 or bus-bar also
It is allowed to base plate, i.e. completes to install.When needing access inner conductive to arrange 8, inner conductive row 8 is stuck in
Between top board 411 and terminal screw 6, and outer lead 7 or bus-bar are placed on base plate 412 and wiring
Between seat 5, tighten terminal screw 6, make bus-bar 8 be close to described top board 411, complete the most simultaneously and conflux
Row 8 and outer lead 7 or the installation of bus-bar.
Such as Fig. 2, shown in 9, it is additionally provided with pairing between surge protection module 1 of the present utility model and pedestal 2 fixed
Position device, including the first grafting being separately positioned on surge protection module 1 and pedestal 2 is perpendicularly to the plugging direction
On face 14 and the second plug surface 24, can with the use of the first pairing keeper 31 and the second pairing keeper
32；One end of described first pairing keeper 31 is provided with the projection 311 of regular hexagon asymmetrical shape, another
End is provided with orthohexagonal connector 312；The shape of described second pairing keeper 32 is also regular hexagon,
Be arranged above with projection 311 with the use of groove 321, described groove 321 can also be second pairing location
Through hole on part 32.First plug surface 14 of described surge protection module 1 and the second plug surface of pedestal 2
On 24, it is respectively equipped with the regular hexagon slot consistent with connector 312 and the second pairing keeper 32 shape；
Described connector 312 and the second pairing keeper 32 grafting can be fixed on the first plug surface 14 and second respectively
In slot on plug surface 24, or extract from slot.Two lateral surface that described connector 312 is relative
Bottom is equipped with barb 313, and the bottom of two lateral surface that described second pairing keeper 32 is relative is also all provided with
There is barb 323, the socket sidewalls on the first plug surface 14 and the second plug surface 24 is provided with and barb 323
The draw-in groove coordinated, so can further improve connector 312 and the second pairing keeper 32 is inserted with first respectively
The fixing intensity connected between junction 14 and the second plug surface 24.
As it is shown in figure 9, in the present embodiment, the shape of described pairing projection 311 and pairing groove 321 is equal
For water-drop-shaped, simultaneously work as the effect of pointer, naturally it is also possible to be other non-axis symmetry shape, as long as working as
During the two angle automatching mistake, projection 311 cannot insert pairing groove 321.Meanwhile, in this reality
Execute in example, described connector 312 and the second pairing keeper 32 be shaped as regular hexagon, described in be arranged on
The shape of the groove on the first plug surface 14 of surge protection module 1 and the second plug surface 24 of pedestal 2 is also
For regular hexagon, each angle represents a parameter specification, so can be with labelling and indicate six kinds of different parameters
This surge protection module 1 is pointed in specification, the pairing projection 311 of water-drop-shaped and the tip of pairing groove 321
The angle of the parameter specification the most corresponding with pedestal 2, naturally it is also possible to according to different demands, be set to it
His regular polygon shape.Additionally, as shown in Figure 10, the first plug surface 14 of described surge protection module 1
With on the second plug surface 24 of pedestal 2, respectively correspondingly it is provided with labelling 1 to labelling 6 at six angles of slot,
User can being differently directed according to water droplet, tell the parameter specification of equipment the most intuitively.
Parameter specification can be prefabricated before equipment dispatches from the factory, only need to according to the parameter specification of definition and labelling relation,
The water droplet direction indication of the first pairing keeper 31 and the second pairing keeper 32 is pointed to corresponding labelling,
And be respectively pressed in the slot on the first plug surface 14 and the second plug surface 24.Certainly, will be to location
Part 31 is arranged on the second plug surface 24, is arranged on the first plug surface 14 by the second pairing keeper 32,
Also it is feasible.User can also reset the corresponding relation of device parameter specification and labelling, only need to be with point
First pairing keeper 31 and the second pairing keeper 32 are pulled down, then according to new is right by the instruments such as mouth pincers
Should be related to and reinstall.
User is on pedestal 2 during grafting surge protection module 1, if surge protection module 1 and pedestal 2 are joined
Number coupling is correct, and projection 311 can be inserted into groove 321, thus surge protection module 1 can install insertion base smoothly
Seat 2 can complete equipment and install.If surge protection module 1 and pedestal 2 parameter matching error, projection 311
Can not insert groove 321, thus stop surge protection module 1 to be installed further and insert pedestal 2, prompting is used
Family surge protection module 1 and pedestal 2 matching error.
Pairing positioner described in the utility model can be surge protection module 1 He of a set of surge protector
On pedestal 2, one or more groups is set.When arranging one group, can indicate or mate six kinds of parameter specification；
When arranging two groups, then can reach 6 × 6=36 kind parameter specification, by that analogy.Meanwhile, this practicality is new
Type is applicable not only to surge protector, could be applicable to other dresses needing multiple devices carry out match cognization
Put, the base of such as relay and body, the base of fuse and fusible core etc..
In order to reduce the external dimensions of surge protector, it is achieved the surge protector of modularization, brand-new design
The overall dimensions of pedestal 2 and internal structure, make external cabling mouth 21 on the overall dimensions of pedestal 2, pedestal 2
Position and DZ47 type chopper keep consistent, it is achieved thereby that described pedestal 2 is common with DZ47 type chopper
Demand with one group of bus-bar；As in figure 2 it is shown, the preferred overall dimensions of pedestal 2 indicated in figure, its
Width W2For 79.2mm, highly H2For 44.5mm.It is clear that the width W of pedestal 22With height H2?
Fluctuate near described preferred numerical value, belong to have employed the technological means identical with this utility model,
And identical technique effect can be obtained.Butted line device is redesigned simultaneously so that binding post
The width W of seat 44For 31.7mm, highly H4For 28.6mm.As shown in Figure 4, it is disclosed in this utility model
The structural representation that compact surge protector is mounted side by side with DZ47 type chopper, it is therefore apparent that pedestal 2
One group of bus-bar can be shared with DZ47 type chopper, complete outer lead and connect.
Above content be combine that this utility model made by concrete preferred implementation the most specifically
Bright, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For belonging to this utility model
For the those of ordinary skill of technical field, without departing from the concept of the premise utility, it is also possible to do
Go out some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. the termination of a surge protector; including terminal block (4), junction block (5) and screw (6), it is characterised in that: described terminal block (4) includes patch panel (41), connecting plate (42) and spring contact (43)；Patch panel (41) coordinates with junction block (5) and screw (6) for wiring, and spring contact (43) coordinates with gear shaping (12) grafting of surge protection module (1)；Described connecting plate (42) electrically connects with patch panel (41) and spring contact (43).
The termination of surge protector the most according to claim 1; it is characterized in that: described patch panel (41) becomes the " u "-shaped bending-like that side; the upper end side of " u "-shaped bending is top board (411); lower end side is base plate (412), and junction block (5) is socketed on the base plate (412) of patch panel (41)；The top board (411) of patch panel (41) is positioned at junction block (5) top, described top board (411) is provided with pilot hole (413), the position of junction block (5) upper end correspondence pilot hole (413) is provided with screwed hole (51), the hole wall of screwed hole (51) be provided with screw (6) with the use of female thread, described screw (6) is threadeded with screwed hole (51) through pilot hole (413).
The termination of surge protector the most according to claim 2; it is characterized in that: be used for being connected busbar (8) between top board (411) and the screw of described patch panel (41), the wiring space that the base plate (412) of patch panel (41) is formed with junction block (5) can be used for being connected wire (7) or bus-bar.
The termination of surge protector the most according to claim 1; it is characterized in that: described spring contact (43) is elastic metallic conductor structure; it is made up of two metal intermediate plates, the gear shaping (12) of surge protection module (1) can be clamped by the way of extruding.
The termination of surge protector the most according to claim 1, it is characterized in that: described connecting plate (42) becomes Z-shaped, including the first connecting plate (421) being connected with patch panel (41), the 3rd connecting plate (423) being connected with spring contact (43) and the second connecting plate (423) being connected between the first connecting plate (421) and the 3rd connecting plate (423), first connecting plate (421) is parallel with the 3rd connecting plate (423), second connecting plate (423) is vertical with the first connecting plate (421) and the 3rd connecting plate (423).
The termination of surge protector the most according to claim 5; it is characterized in that: the parallel connection in bottom of the first connecting plate (421) and the " u "-shaped bending of patch panel (41), the 3rd connecting plate (423) is vertical with the base plate of spring contact (43) to be connected.
The termination of surge protector the most according to claim 2; it is characterized in that: the lower surface of described base plate (412), the lower end inner face of junction block (5); and the upper surface of top board (411), it is equipped with a plurality of parallel groove being perpendicular to wire (7) or bus-bar direction of insertion.
The termination of surge protector the most according to claim 1, it is characterised in that: the width of described terminal block (4) is 31.7mm, and height is 28.6mm.
The termination of surge protector the most according to claim 1, it is characterised in that: described junction block (5) passes through sheet metal bending and molding, overall in square hole structure；Junction block (5) top is made up of the first superposition section and the second superposition section superposition at sheet metal two ends, second superposition section is positioned at below the first superposition section, first superposition section end is provided with T-shaped engaging structure, and T-shaped engaging structure engages each other fixing with the T word groove structure on junction block (5) sidewall.
The termination of surge protector the most according to claim 2; it is characterized in that: the both sides, end of described base plate (412) are provided with spacing lug; base plate (412) can after junction block (5) side, carries out spacing by spacing lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521060452.5U CN205621882U (en) | 2015-12-18 | 2015-12-18 | Surge protector's termination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521060452.5U CN205621882U (en) | 2015-12-18 | 2015-12-18 | Surge protector's termination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205621882U true CN205621882U (en) | 2016-10-05 |
Family
ID=57033234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521060452.5U Active CN205621882U (en) | 2015-12-18 | 2015-12-18 | Surge protector's termination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205621882U (en) |
-
2015
- 2015-12-18 CN CN201521060452.5U patent/CN205621882U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |