CN106684579A - Electric wire stringing fitting - Google Patents

Electric wire stringing fitting Download PDF

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Publication number
CN106684579A
CN106684579A CN201611113117.6A CN201611113117A CN106684579A CN 106684579 A CN106684579 A CN 106684579A CN 201611113117 A CN201611113117 A CN 201611113117A CN 106684579 A CN106684579 A CN 106684579A
Authority
CN
China
Prior art keywords
core pipe
press
pipe portion
pressing plate
paw
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.)
Withdrawn
Application number
CN201611113117.6A
Other languages
Chinese (zh)
Inventor
胡小青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201611113117.6A priority Critical patent/CN106684579A/en
Publication of CN106684579A publication Critical patent/CN106684579A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/24Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2404Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
    • H01R4/2412Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation actuated by insulated cams or wedges
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28Clamped connections, spring connections
    • H01R4/50Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
    • H01R4/5008Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using rotatable cam
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28Clamped connections, spring connections
    • H01R4/50Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
    • H01R4/5016Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a cone

Abstract

The invention discloses an electric wire stringing fitting comprising a substrate, two press rings and press claw components, wherein the substrate comprises a base pipe part, a core pipe part and a connection plate part; internal thread areas are arranged on inner walls of both two side ends of the base pipe part; a guiding sliding hole is formed in the pipe wall of the core pipe part; each press claw component comprises a plurality of press claws; each press claw is provided with a press plate part and a guiding sliding column part which is protruded out of the press plate part and of which the top end is provided with an inclined stress bearing surface; the press plate parts are positioned in the pipe cavity of the core pipe part; the two press rings are respectively positioned on two sides of the connection plate part, and each press ring is fit with the corresponding press claw component; each press ring comprises a conical press connection surface and an external thread area; the conical press connection surfaces are pressed on the inclined stress bearing surfaces; and when each press ring rotates along a preset direction, the press plate part of the corresponding press claw component is pushed to move towards the center of the core pipe part. The electric wire stringing fitting is easy to install and has excellent electrical performance.

Description

Electric stringing gold utensil
Technical field
The invention belongs to electric armour clamp technical field, and in particular to a kind of electric stringing gold utensil.
Background technology
In the construction of overhead power line, when cable need to do branch or continue, need to use electric stringing gold utensil by two eradications Edge wire links together.Electric stringing gold utensil has simple installation, low cost, the characteristics of safe and reliable non-maintaining.Need not cut Disconnected leader cable, the insulating barrier of cable need not be peelled off by do cable branch, joint is completely insulated, can livewire work, can be in electricity Make live branch in cable optional position;Termination rack, coupling box are not required the use of;And joint warp resistance, shockproof, waterproof, anticorrosion are aging; Cable branch is done using insulating power stringing gold utensil, substantially, cost performance is better than conventional conventional coupling arrangement to comprehensive benefit.
Traditional electric stringing gold utensil is mainly by enhancing housing, piercing blade, waterproof silicone grease, high-strength bolt and nut group Into the preferred torque nut of its nut, its structure is more ripe, also obtains relatively broad application.But conventional electric power stringing is golden Tool there is also weak point, and the pressure of clamp relies on the pressure of plain bolt component, and its fastness is poor, easily loosens.
The content of the invention
It is an object of the invention to provide the reliable and stable electric stringing gold utensil of a kind of brand new, installation fastness.
Realizing the technical scheme of the object of the invention is:A kind of electric stringing gold utensil, including matrix, two pressure rings and two Casing pressure claw assembly;Matrix includes base tube portion, the core pipe portion being arranged in base tube tube chamber and for base tube portion and the core of being connected The web portion of pipe portion;Internal threaded regions are equipped with the inwall of base tube portion two side ends;Two internal threaded regions separation web portion Both sides;The tube wall in core pipe portion is provided with two groups of pilot holes, and two groups of pilot holes are located at the both sides of web portion;Each group pilot hole bag Include multiple guiding slide openings;Each slide opening that is oriented to extends radially through the tube wall in core pipe portion along core pipe portion;Each casing pressure claw assembly includes multiple pressures Pawl;Each casing pressure claw assembly and corresponding set of pilot hole are adapted to;Each paw is provided with pressing plate portion and is oriented to traveller portion;Be oriented to traveller portion from Pressing plate portion protrudes above to be formed, and the top for being oriented to traveller portion is provided with a stress inclined-plane;The pressing plate portion of each paw is located at core pipe portion In tube chamber, it is oriented to traveller portion and is oriented to the outside that slide opening extend out to core pipe portion through corresponding one, and in the tube chamber in base tube portion; Pressing plate portion clamping in each casing pressure claw assembly forms a clamp hole for being used to clamp electric power cable;Two pressure rings separation connecting plates The both sides in portion, each pressure ring and corresponding a set of paw component adaptation;Each pressure ring includes the taper electrolysis set within it on perisporium With the external screw thread area being arranged on pressure ring periphery wall;The taper electrolysis of each pressure ring are crimped on receiving for paw in each casing pressure claw assembly On power inclined-plane, the external screw thread area of each pressure ring and the internal threaded regions in base tube portion are adapted to;Each pressure ring along preset direction rotate when, pass through Taper electrolysis push the stress inclined-plane of paw in corresponding a set of paw component so that the pressing plate portion in each casing pressure claw assembly towards The center movement in core pipe portion, so as to clamp the electric power cable in clamp hole;Each pressing plate portion away from being oriented to the one of traveller portion The inwall as pressing plate portion, the inwall in pressing plate portion is held to be provided with arcuate groove;Also include the plug being located in core pipe portion tube chamber;Plug Periphery wall be provided with four arc clip slots, each arc clip slot is axially extending along core pipe portion, and each arc clip slot is just to corresponding one Arcuate groove on paw inwall is arranged;Base tube portion, core pipe portion and web portion are integral pieces, and each pressure ring is rotatably arranged on core pipe On the periphery wall in portion, the inwall of pressure ring is provided with the concentric stroking junction for adjoining of sliding with core pipe portion periphery wall.
The present invention has positive effect:(1)Pressure ring and base tube portion threadably connect, and crimp face pressure by taper Connecing each paw makes it clamp electric power cable, and its operation is more laborsaving, and with preferable anti-loosening effect;(2)By cable Clamping is arranged on core pipe center so that overall gravity centre distribution is relatively reasonable, when on the overhead power line of high-altitude, has Vibrate beneficial to mitigating.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the first structure of the invention;
Fig. 2 is a kind of half-sectional structural representation of stringing gold utensil shown in Fig. 1;
Fig. 3 is a kind of half-sectional structural representation of matrix in stringing gold utensil shown in Fig. 1;
Fig. 4 is a kind of explosive view of stringing gold utensil shown in Fig. 1;
Fig. 5 removes a kind of explosive view after pressure ring for stringing gold utensil shown in Fig. 1;
Fig. 6 is a kind of dimensional structure diagram of second structure of the invention;
Fig. 7 is a kind of half-sectional structural representation of stringing gold utensil shown in Fig. 6;
Fig. 8 is a kind of explosive view of stringing gold utensil shown in Fig. 6;
Fig. 9 removes a kind of explosive view after pressure ring for stringing gold utensil shown in Fig. 6;
Figure 10 is a kind of half-sectional structural representation of the third structure of the invention.
Specific embodiment
(Embodiment 1)
The present embodiment is a kind of electric stringing gold utensil, as shown in Fig. 1 to Fig. 6, including 1, two casing pressures of pressure ring 2 and two of a matrix Claw assembly 3.
Matrix 1 include base tube portion 11, the core pipe portion 12 that is arranged in base tube tube chamber and for be connected base tube portion and The web portion 13 in core pipe portion;Internal threaded regions 111 are equipped with the inwall of the axial two side ends in base tube portion 11;Base tube portion and core pipe portion It is arranged concentrically, web portion is the annular slab being located between base tube portion and core pipe portion, in the present embodiment, web portion is located at base tube At the axial middle-end in portion and core pipe portion, the both sides of two internal threaded regions separation web portion;In concrete practice, the knot of web portion Configuration shape is only needed to meet and is fixedly connected base tube portion with core pipe portion.
Base tube portion, core pipe portion and web portion in the present embodiment is integral piece, be may also be employed in concrete practice point The form of body part.
The tube wall in core pipe portion is provided with two groups of pilot holes, and two groups of pilot holes are located at the both sides of web portion;Each group is oriented to Hole includes four guiding slide openings 121, and this four are oriented to slide opening and are evenly distributed on the tube wall in core pipe portion along the circumference in core pipe portion;Respectively It is oriented to slide opening and extends radially through the tube wall in core pipe portion along core pipe portion, each shape for being oriented to slide opening is I shape.In concrete practice, lead Other shapes are may also be employed to the shape of slide opening, such as circular, square, rhombus is feasible.
Each casing pressure claw assembly 3 includes four paws 31;Each casing pressure claw assembly and corresponding set of pilot hole are adapted to;Each paw sets There is pressing plate portion 311 and be oriented to traveller portion 312;It is oriented to traveller portion to protrude to be formed from a side in pressing plate portion, is oriented to traveller portion and is located at Corresponding one is oriented in slide opening, and the top in guiding traveller portion is provided with a stress inclined-plane 313;Pressing plate portion away from being oriented to traveller portion One end as pressing plate portion inwall, the inwall in pressing plate portion is provided with arcuate groove 314.Each shape for being oriented to traveller portion and guiding are slided The shape adaptation in hole, each radial direction for being oriented to traveller portion in the position-limiting action lower edge core pipe portion for being oriented to slide opening reciprocatingly slides.
The pressing plate portion of each paw is located in the tube chamber in core pipe portion, is oriented to traveller portion and is extend out to through corresponding one guiding slide opening The outside in core pipe portion, and in the tube chamber in base tube portion.
In the present embodiment, the arcuate groove clamping in four pressing plate portions in each casing pressure claw assembly forms one and is used to clamp electric lines of force The clamp hole 4 of cable.
The both sides of two pressure rings separation web portion, each pressure ring and corresponding a set of paw component adaptation;Each pressure ring 2 includes setting Put the taper electrolysis 21 on its internal perisporium and the external screw thread area 22 being arranged on pressure ring periphery wall;The taper crimping of each pressure ring Face pressure is connected in each casing pressure claw assembly on the stress inclined-plane of paw, and the external screw thread area of each pressure ring and the internal threaded regions in base tube portion are suitable Match somebody with somebody.
In the present embodiment, each pressure ring is rotatably arranged on the periphery wall in core pipe portion, and the inwall of pressure ring is provided with and core pipe portion The adjacent concentric stroking junction of periphery wall slip;But in concrete practice, the internal perisporium of pressure ring can with the periphery wall in core pipe portion it Between reserve gap, be also feasible.
Multiple binding grooves 5 are equipped with the present embodiment on the periphery wall in the periphery wall of pressure ring and base tube portion, it is twisted can To operate using hook spanner, may also be employed other fastening means certainly, for example the periphery wall in pressure ring and base tube portion Hexagonal shape fastener head is set on periphery wall, is also feasible.
Each pressure ring along preset direction rotate when, push receiving for paw in corresponding a set of paw component by taper electrolysis Power inclined-plane so that the pressing plate portion in each casing pressure claw assembly towards the center in core pipe portion is moved, so as to clamp in clamp hole Electric power cable.
The quantity of paw is identical with the quantity that slide opening is oriented in each group pilot hole in paw component in the present embodiment, can be two Select between five.
The present embodiment is also provided with multiple in order to electricity is connect from insulating power cable or chuck strength is lifted in each arcuate groove Puncture 6;Specifically, each radially protruding punctured along core pipe portion.The presence of puncture, can be without the need for carrying out to insulating power cable Peeling is processed, you can effectively connect electricity.In concrete practice, if what is clamped is bare wire, can be not provided with puncturing.
In the present embodiment, each paw is that, by integral piece made by casting forming, each puncture is made in casting forming; In concrete practice, puncture may also be employed alternate manner and make;Multiple installation draw-in grooves are for example provided with each arcuate groove, then logical The puncture piece that overshoot cuts into is inlaid in corresponding one and installs in draw-in groove;Puncturing piece includes installation portion and thorn blade, and installation portion is embedding In being mounted in installation draw-in groove, thorn blade then exposes installation draw-in groove and forms puncture.The benefit of this structure be puncture piece can using and The different material of paw is made, especially select and treat clamp cable used by same material make, be conducive to obtaining preferable electrical resistance Energy.
The present embodiment has following Advantageous Effects:(1)Pressure ring and base tube portion threadably connect, and by taper Electrolysis crimp each paw makes it clamp electric power cable, and its operation is more laborsaving, and with preferable anti-loosening effect;(2)It is logical Cross cable to clamp and be arranged on core pipe portion center so that overall gravity centre distribution is relatively reasonable, when for the built on stilts electric power in high-altitude When on circuit, be conducive to mitigating vibration.
(Embodiment 2)
The present embodiment and embodiment 1 are essentially identical, and difference is:As shown in Fig. 6 to Fig. 9, the present embodiment also includes being located at Plug 7 in core pipe portion tube chamber;The periphery wall of plug is provided with four arc clip slots 71, and each arc clip slot axially prolongs along core pipe portion Stretch, each arc clip slot is just arranged to the arcuate groove on a corresponding paw inwall;Each arc clip slot and a corresponding arcuate groove are pressed from both sides Close and form a clamp hole 4;So the present embodiment can form four clamp holes, can be used to simultaneously clamp on four cables.
The periphery wall of plug be provided with along core pipe portion radial direction protrusion four support positioning flanges 72, core pipe portion it is interior Perisporium is provided with four positioning runners 122, each to support the outboard end of positioning flange to be embedded in a corresponding positioning runner, so as to Plug is positioned in the tube chamber in core pipe portion.
(Embodiment 3)
The present embodiment and embodiment 1 are essentially identical, and difference is:As shown in Figure 10, the present embodiment also includes mutual induction of voltage Device 8;The voltage transformer includes toroidal inductive body 81 and intelligent control module;In the present embodiment, on the internal perisporium in core pipe portion Annular groove is provided with, the opening of the annular groove is located on the internal perisporium of core pipe portion axial direction middle-end, footpath of the groove along core pipe portion To extending in web portion;The toroidal inductive body of voltage transformer and intelligent control module are fixed in annular groove. In concrete practice, voltage transformer can be also fixedly installed on other positions, as long as so that clamp hole position is in toroidal inductive body Vestibule in, namely only need to cause cable through toroidal inductive body vestibule.
Intelligent control module can include wireless transmit/receive units, and intelligent control module is by wireless transmit/receive units annular base The secondary voltage or current signal that body is sensed sends distance host to, to realize the long-range no worker monitor of precision;This structure Space can be made full use of, is conducive to overall small-sized and integration.
The present embodiment can be used as a high-voltage mutual inductor.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description To make other changes in different forms.There is no need to be exhaustive to all of embodiment.And these The obvious change or variation that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.

Claims (1)

1. a kind of electric stringing gold utensil, it is characterised in that:Including a matrix, two pressure rings and two casing pressure claw assemblies;Matrix bag Include base tube portion, the core pipe portion being arranged in base tube tube chamber and the web portion for be connected base tube portion and core pipe portion;Base Internal threaded regions are equipped with the inwall of pipe portion two side ends;The both sides of two internal threaded regions separation web portion;The tube wall in core pipe portion Two groups of pilot holes are provided with, two groups of pilot holes are located at the both sides of web portion;Each group pilot hole includes multiple guiding slide openings;Respectively It is oriented to slide opening and extends radially through the tube wall in core pipe portion along core pipe portion;Each casing pressure claw assembly includes multiple paws;Each casing pressure claw assembly and Corresponding set of pilot hole adaptation;Each paw is provided with pressing plate portion and is oriented to traveller portion;It is oriented to traveller portion to protrude above to be formed from pressing plate portion, The top for being oriented to traveller portion is provided with a stress inclined-plane;The pressing plate portion of each paw is located in the tube chamber in core pipe portion, is oriented to traveller portion The outside that slide opening extend out to core pipe portion is oriented to through corresponding one, and in the tube chamber in base tube portion;In each casing pressure claw assembly The clamping of pressing plate portion forms a clamp hole for being used to clamp electric power cable;The both sides of two pressure rings separation web portion, each pressure ring It is adapted to corresponding a set of paw component;Each pressure ring includes the taper electrolysis set within it on perisporium and is arranged on pressure ring periphery External screw thread area on wall;The taper electrolysis of each pressure ring are crimped in each casing pressure claw assembly on the stress inclined-plane of paw, each pressure ring External screw thread area and base tube portion internal threaded regions adaptation;Each pressure ring along preset direction rotate when, pushed by taper electrolysis The stress inclined-plane of paw in corresponding a set of paw component so that the pressing plate portion in each casing pressure claw assembly towards the center in core pipe portion is moved It is dynamic, so as to clamp the electric power cable in clamp hole;The one end away from guiding traveller portion in each pressing plate portion is used as pressing plate portion Inwall, the inwall in pressing plate portion is provided with arcuate groove;Also include the plug being located in core pipe portion tube chamber;The periphery wall of plug is provided with Four arc clip slots, each arc clip slot is axially extending along core pipe portion, and each arc clip slot is just to the arc on a corresponding paw inwall Shape groove is arranged;Base tube portion, core pipe portion and web portion are integral pieces, and each pressure ring is rotatably arranged on the periphery wall in core pipe portion, The inwall of pressure ring is provided with the concentric stroking junction for adjoining of sliding with core pipe portion periphery wall.
CN201611113117.6A 2016-01-15 2016-01-15 Electric wire stringing fitting Withdrawn CN106684579A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611113117.6A CN106684579A (en) 2016-01-15 2016-01-15 Electric wire stringing fitting

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201611113117.6A CN106684579A (en) 2016-01-15 2016-01-15 Electric wire stringing fitting
CN201610096946.1A CN105633634A (en) 2016-01-15 2016-01-15 Electric power overhead line fitting

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201610096946.1A Division CN105633634A (en) 2016-01-15 2016-01-15 Electric power overhead line fitting

Publications (1)

Publication Number Publication Date
CN106684579A true CN106684579A (en) 2017-05-17

Family

ID=56048325

Family Applications (9)

Application Number Title Priority Date Filing Date
CN201611113111.9A Pending CN107046191A (en) 2016-01-15 2016-01-15 Electric stringing gold utensil with puncture
CN201611113206.0A Withdrawn CN107046196A (en) 2016-01-15 2016-01-15 Electric stringing gold utensil
CN201610096946.1A Withdrawn CN105633634A (en) 2016-01-15 2016-01-15 Electric power overhead line fitting
CN201611113195.6A Pending CN107046256A (en) 2016-01-15 2016-01-15 It is a kind of that there is the electric stringing gold utensil punctured
CN201611113120.8A Withdrawn CN106848641A (en) 2016-01-15 2016-01-15 A kind of electric stringing gold utensil with puncture
CN201611113079.4A Pending CN106654627A (en) 2016-01-15 2016-01-15 Power stringing armor clamp
CN201611113198.XA Withdrawn CN106684589A (en) 2016-01-15 2016-01-15 Electric power stringing fitting
CN201611113117.6A Withdrawn CN106684579A (en) 2016-01-15 2016-01-15 Electric wire stringing fitting
CN201611113077.5A Withdrawn CN106711639A (en) 2016-01-15 2016-01-15 Power overhead line fitting having core rod

Family Applications Before (7)

Application Number Title Priority Date Filing Date
CN201611113111.9A Pending CN107046191A (en) 2016-01-15 2016-01-15 Electric stringing gold utensil with puncture
CN201611113206.0A Withdrawn CN107046196A (en) 2016-01-15 2016-01-15 Electric stringing gold utensil
CN201610096946.1A Withdrawn CN105633634A (en) 2016-01-15 2016-01-15 Electric power overhead line fitting
CN201611113195.6A Pending CN107046256A (en) 2016-01-15 2016-01-15 It is a kind of that there is the electric stringing gold utensil punctured
CN201611113120.8A Withdrawn CN106848641A (en) 2016-01-15 2016-01-15 A kind of electric stringing gold utensil with puncture
CN201611113079.4A Pending CN106654627A (en) 2016-01-15 2016-01-15 Power stringing armor clamp
CN201611113198.XA Withdrawn CN106684589A (en) 2016-01-15 2016-01-15 Electric power stringing fitting

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201611113077.5A Withdrawn CN106711639A (en) 2016-01-15 2016-01-15 Power overhead line fitting having core rod

Country Status (1)

Country Link
CN (9) CN107046191A (en)

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CN110797812A (en) * 2019-11-07 2020-02-14 珠海格力电器股份有限公司 Wire passing device and air conditioner

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Also Published As

Publication number Publication date
CN106711639A (en) 2017-05-24
CN107046191A (en) 2017-08-15
CN107046196A (en) 2017-08-15
CN107046256A (en) 2017-08-15
CN106684589A (en) 2017-05-17
CN106848641A (en) 2017-06-13
CN105633634A (en) 2016-06-01
CN106654627A (en) 2017-05-10

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Application publication date: 20170517

WW01 Invention patent application withdrawn after publication