CN107218520A - A kind of LED faces light Tri-proof light - Google Patents
A kind of LED faces light Tri-proof light Download PDFInfo
- Publication number
- CN107218520A CN107218520A CN201610163268.6A CN201610163268A CN107218520A CN 107218520 A CN107218520 A CN 107218520A CN 201610163268 A CN201610163268 A CN 201610163268A CN 107218520 A CN107218520 A CN 107218520A
- Authority
- CN
- China
- Prior art keywords
- light
- housing parts
- lamp body
- tri
- proof
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
A kind of LED faces light Tri-proof light, belong to technical field of semiconductor illumination.Including lamp body, the aluminium base being placed in lamp body and it is respectively placed in the bottom plate of the upper and lower both sides of lamp body, cover, the lamp body two ends are respectively equipped with end cap, the aluminium base is provided with lamp bead, it is characterized in that, the lamp body is made up of two symmetrical L-shaped housing parts, and the bottom plate is placed between two housing parts, and its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively, the cover is placed between two housing parts, and its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively;The aluminium base is placed at the top of lamp body inner bottom plating or is placed in the angle on L-shaped housing parts both sides.Design of the present invention Jing Guo science, it is possible to achieve two kinds of light-configuration modes, can also change lighting angle;Safety glass cover is used simultaneously, and not only moistureproof dust-proof but also attractive in appearance, security is effectively improved, and extends the service life of lamp.
Description
Technical field
The present invention relates to a kind of structure of Tri-proof light, the structure of the luminous Tri-proof light in especially a kind of LED faces belongs to technical field of semiconductor illumination.
Background technology
Surface electroluminescent lamp is generally used for commercial lighting demand place, for example:Stage, market etc., surface electroluminescent lamp in the market is various in style, spread in performance is uneven, and generally conventional face light lamp is to be used for interior, although attractive in appearance, but use environment is limited to, inadequate to the degree of protection of moisture and grieshoch, it is impossible to be used in personnel or the big place of vehicular circulation.
The content of the invention
Convenient, environmental protection and energy saving are assembled it is an object of the invention to provide one kind, the costs such as assembling, transportation, installation, maintenance, waterproof and dustproof, the luminous Tri-proof light in explosion-proof diversity LED faces can be greatly reduced.
The technical scheme is that:A kind of LED faces light Tri-proof light, including lamp body, the aluminium base being placed in lamp body and it is respectively placed in the bottom plate of the upper and lower both sides of lamp body, cover, the lamp body two ends are respectively equipped with end cap, the aluminium base is provided with lamp bead, it is characterized in that, the lamp body is made up of two symmetrical L-shaped housing parts, the bottom plate is placed between two housing parts, its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively, the cover is placed between two housing parts, and its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively;The aluminium base is placed at the top of lamp body inner bottom plating or is placed in the angle on L-shaped housing parts both sides.
The aluminium base is that at 2, the angle being respectively placed between the angle on two L-shaped housing parts both sides, two aluminium bases is in 42 ° or 72 °.
Circular arc reflector is provided with the lamp body, the reflector is provided with nano coating, and the side of reflector two is inserted on the inside of two housing parts in corresponding mounting groove respectively.
Dust cap is provided between end cap and the lamp body end, dust cap top is the arc being adapted with reflector end, and its underpart is adapted with bottom plate;The top of two dust caps is respectively inserted into the corresponding preformed groove in reflector two ends, and is screwed.
The cover is explosion-proof safety glass cover.
The aluminium base is screwed in the corresponding mounting groove in L-shaped housing parts both sides angle or is fixed on by rivet at the top of lamp body inner bottom plating.
The bottom plate top is provided with U-shaped mounting bracket, and the mounting bracket two ends are inserted in the two corresponding mounting grooves of housing parts lateral wall respectively, and are screwed.
When the aluminium base is placed at the top of lamp body inner bottom plating, diffuser plate is provided with lamp body, its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively.
The driving power supply of the Tri-proof light is external.
The bottom plate is U-shaped, and its both sides is respectively equipped with overlap, and the side of bottom plate two is inserted on the inside of two housing parts in corresponding mounting groove by overlap respectively, and being provided with the mounting groove prevents overlap from skidding off the stop block outside mounting groove.
The invention discloses a kind of luminous Tri-proof light in LED faces, fixed by being welded with several different modes of aluminium base of LED lamp bead, can both realize that side is luminous or realize that straight-down negative lights.The light fixture wherein assembled with side illumination mode includes lamp body, bottom plate, reflector, aluminium base, cover, dust cap, end cap and mounting bracket.Lamp body, bottom plate, aluminium base, cover, end cap, mounting bracket and diffuser plate are included with the light fixture that straight-down negative illumination mode is assembled.The present invention have the advantages that specular removal, stably, energy-saving and environmental protection, assemble convenient, good heat dissipation effect, and waterproof and dustproof, explosion-proof, meet people and particular surroundings LED illumination is required.
The present invention is directed to the requirement that varying environment lights to LED, carries out the lighting angle design of science so that the unidirectional luminous diffusing reflections of LED or light are diffused as face and lighted, and light is soft, and luminance is high, and it is convenient to assemble;Simultaneously there is waterproof and dustproof, it is explosion-proof, both ensure that the security of lamp in particular surroundings, the service life of light fixture extended again.
Requirement of the present invention according to varying environment to light fixture degree of protection and light fixture appearance and size, can be achieved different light-configuration modes, cost-effective, improve efficiency.Aluminium base installation site in lamp body is in 42 ° and 72 ° of two kinds of angles, and the diversity of light fixture appearance and size, this lamp body integrated molding, free from glare, sealing, energy-conserving and environment-protective can be achieved.Reflector uses nano coating, and reflecting rate is energy-efficient up to 95%.Cover employs explosion-proof safety glass, effectively increases security;Simultaneously so that waterproof and dustproof is better significantly, extends light fixture service life.Driving power supply is external, is easily installed and repairs, energy-efficient.
The present invention compared with prior art, its remarkable advantage:
(1)The present invention is equipped with scientific and reasonable design, requires that built-in light source has different light-configuration modes to the difference of light fixture degree of protection according to varying environment, both can side light, also can straight-down negative light, realize the requirement of different spaces size or different size power;Have the advantages that good heat dissipation, specular removal, stably, energy-conservation.
(2)The present invention uses the reflector of nano coating, reflecting rate height;Or organically combine safety glass and light diffusing sheet, light output efficiency is high.
(3)Cover of the present invention uses safety glass, and waterproof is dust-proof, explosion-proof, safe.
Design of the present invention Jing Guo science, it is possible to achieve two kinds of light-configuration modes, can also change lighting angle;Safety glass cover is used simultaneously, and not only moistureproof dust-proof but also attractive in appearance, security is effectively improved, and extends the service life of lamp.
Brief description of the drawings
The schematic view of the mounting position of aluminium base when Fig. 1 is in 42 ° for two aluminium bases in embodiment 1;
The schematic view of the mounting position of aluminium base when Fig. 2 is in 72 ° for two aluminium bases in embodiment 1;
Fig. 3 is bottom plate scheme of installation in embodiment 1;
Fig. 4 is reflector scheme of installation in embodiment 1;
Fig. 5 is glass cover scheme of installation in embodiment 1;
Fig. 6 is the scheme of installation of dust cap, end cap and mounting bracket in embodiment 1;
Fig. 7 is the scheme of installation of aluminium base in embodiment 2;
Fig. 8 is diffuser plate, glass cover scheme of installation in embodiment 2;
Fig. 9 is end cap, the scheme of installation of mounting bracket in embodiment 2;
Figure 10 is the structural representation of the luminous Tri-proof light in side illumination mode LED faces in embodiment 1;
Figure 11 is the structural representation of the luminous Tri-proof light in straight-down negative illumination mode LED faces in embodiment 2;
The cross section structure diagram of the luminous Tri-proof light in LED faces when Figure 12 is in 42 ° for two aluminium bases in embodiment 1;
The cross section structure diagram of the luminous Tri-proof light in LED faces when Figure 13 is in 72 ° for two aluminium bases in embodiment 1;
Figure 14 is the cross section structure diagram for implementing the luminous Tri-proof light in LED faces in 2;
Figure 15 is the structural representation of L-shaped housing parts in the present invention;
In figure:1 lamp body, 2 bottom plates, 3 reflectors, 4 aluminium bases, 5 covers, 6 dust caps, 7 end caps, 8 mounting brackets, 9 diffuser plates, 10 L-shaped housing parts, 11 bottom plate mounting grooves, 12 cover mounting grooves, 13 reflector mounting grooves, 14 dust cap preformed grooves, 15 mounting bracket mounting grooves, 16 overlaps, 17 stop blocks.
Embodiment
Embodiment 1
Side illumination mode LED faces light Tri-proof light
The Tri-proof light includes lamp body 1, the aluminium base 4 being placed in lamp body and is respectively placed in the bottom plate 2 of the upper and lower both sides of lamp body, cover 5, lamp body two ends are respectively equipped with end cap 7, lamp bead is welded with aluminium base, lamp body is made up of two symmetrical L-shaped housing parts 10, bottom plate is placed between two housing parts, and its two side is inserted corresponding on the inside of two housing parts respectively(Bottom plate)In mounting groove 11, cover is placed between two housing parts, and its two side is inserted corresponding on the inside of two housing parts respectively(Panel)In mounting groove 12.
Aluminium base is that at 2, the angle being respectively placed between the angle on two L-shaped housing parts both sides, two aluminium bases is in 42 ° or 72 °, Fig. 1, Fig. 2(Or Figure 12, Figure 13)For two kinds of lighting angles of aluminium base of side illumination mode.
Circular arc reflector 3 is provided with lamp body, the reflector is provided with nano coating, and the side of reflector two is inserted corresponding on the inside of two housing parts respectively(Reflector)In mounting groove 13.
Dust cap 6 is provided between end cap and lamp body end, dust cap top is the arc being adapted with reflector end, and its underpart is adapted with bottom plate;It is corresponding that the top of two dust caps is respectively inserted into reflector two ends(Dust cap)In preformed groove 14, and it is screwed.Finally end cap, support are fixed on lamp body with screw.
Cover is explosion-proof safety glass cover, and aluminium base is screwed in the corresponding mounting groove in L-shaped housing parts both sides angle.
Bottom plate top is provided with U-shaped mounting bracket, and it is corresponding that two housing parts lateral walls are inserted at the mounting bracket two ends respectively(Mounting bracket)In mounting groove 15, and it is screwed.
The driving power supply of the Tri-proof light is external, and bottom plate is U-shaped, and its both sides is respectively equipped with overlap 16, and the side of bottom plate two is inserted on the inside of two housing parts in corresponding mounting groove by overlap respectively, and being provided with the mounting groove prevents overlap from skidding off the stop block 17 outside mounting groove.
Embodiment 2
Straight-down negative illumination mode LED faces light Tri-proof light
The Tri-proof light includes lamp body 1, the aluminium base 4 being placed in lamp body and is respectively placed in the bottom plate 2 of the upper and lower both sides of lamp body, cover 5, lamp body two ends are respectively equipped with end cap 7, lamp bead is welded with aluminium base, lamp body is made up of two symmetrical L-shaped housing parts 10, bottom plate is placed between two housing parts, its two side is inserted on the inside of two housing parts in corresponding mounting groove 11 respectively, and cover is placed between two housing parts, and its two side is inserted on the inside of two housing parts in corresponding mounting groove 12 respectively.
Aluminium base is placed at the top of lamp body inner bottom plating, and cover is explosion-proof safety glass cover, and aluminium base is fixed at the top of lamp body inner bottom plating by rivet.
Bottom plate top is provided with U-shaped mounting bracket, and the mounting bracket two ends are inserted in the corresponding mounting groove 15 of two housing parts lateral walls respectively, and are screwed.
Diffuser plate 9 is provided with lamp body, its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively, as shown in figure 8, glass cover and diffuser plate are inserted in lamp body groove simultaneously, such a light-emitting mode need not install reflector.
The driving power supply of the Tri-proof light is external, and bottom plate is U-shaped, and its both sides is respectively equipped with overlap 16, and the side of bottom plate two is inserted on the inside of two housing parts in corresponding mounting groove by overlap respectively, and being provided with the mounting groove prevents overlap from skidding off the stop block 17 outside mounting groove.
As shown in figure 9, end cap, support are fixed on lamp body with screw.
The present invention has two kinds of light-configuration modes, and the wherein lighting angle of side illumination mode is adjusted also with the change of light fixture appearance and size, sufficiently embodies the diversity of LED lamp;Cover uses safety glass, and explosion-proof effect is good, safe;Reflector uses nano coating so that reflecting effect is more preferably;Straight-down negative illumination mode is combined using glass cover and diffuser plate so that light source diffusion effect is remarkably reinforced, and the advantage of dust and moisture is also more obvious, effectively extends the service life of light fixture.Present invention assembling is convenient, and safety is attractive in appearance, embody completely LED industry specular removal, stably, the advantage such as energy-saving and environmental protection.
Claims (10)
- The Tri-proof light 1. a kind of LED faces light, including lamp body(1), the aluminium base that is placed in lamp body(4)And it is respectively placed in the bottom plate of the upper and lower both sides of lamp body(2), cover(5), the lamp body two ends are respectively equipped with end cap(7), the aluminium base be provided with lamp bead, it is characterized in that, the lamp body is by two symmetrical L-shaped housing parts(10)Constitute, the bottom plate is placed between two housing parts, corresponding mounting groove on the inside of two housing parts is inserted in its two side respectively(11)Interior, the cover is placed between two housing parts, and corresponding mounting groove on the inside of two housing parts is inserted in its two side respectively(12)It is interior;The aluminium base is placed at the top of lamp body inner bottom plating or is placed in the angle on L-shaped housing parts both sides.
- The Tri-proof light 2. a kind of LED faces according to claim 1 light, it is characterized in that, the aluminium base is that at 2, the angle being respectively placed between the angle on two L-shaped housing parts both sides, two aluminium bases is in 42 ° or 72 °.
- The Tri-proof light 3. a kind of LED faces according to claim 2 light, it is characterized in that, circular arc reflector is provided with the lamp body(3), the reflector is provided with nano coating, and corresponding mounting groove on the inside of two housing parts is inserted in the side of reflector two respectively(13)It is interior.
- The Tri-proof light 4. a kind of LED faces according to claim 2 light, it is characterized in that, dust cap is provided between end cap and the lamp body end(6), dust cap top is the arc being adapted with reflector end, and its underpart is adapted with bottom plate;The top of two dust caps is respectively inserted into the corresponding preformed groove in reflector two ends(14)It is interior, and be screwed.
- The Tri-proof light 5. a kind of LED faces according to claim 1 light, it is characterized in that, the cover is explosion-proof safety glass cover.
- The Tri-proof light 6. a kind of LED faces according to claim 1 light, it is characterized in that, the aluminium base is screwed in the corresponding mounting groove in L-shaped housing parts both sides angle or is fixed on by rivet at the top of lamp body inner bottom plating.
- The Tri-proof light 7. a kind of LED faces according to claim 1 light, it is characterized in that, the bottom plate top is provided with U-shaped mounting bracket, and the two corresponding mounting grooves of housing parts lateral wall are inserted at the mounting bracket two ends respectively(15)It is interior, and be screwed.
- The Tri-proof light 8. a kind of LED faces according to claim 1 light, it is characterized in that, when the aluminium base is placed at the top of lamp body inner bottom plating, diffuser plate is provided with lamp body(9), its two side is inserted on the inside of two housing parts in corresponding mounting groove respectively.
- The Tri-proof light 9. a kind of LED faces according to claim 1 light, it is characterized in that, the driving power supply of the Tri-proof light is external.
- The Tri-proof light 10. a kind of LED faces according to claim 1 light, it is characterized in that, the bottom plate is U-shaped, and its both sides is respectively equipped with overlap(16), the side of bottom plate two is respectively by the way that in corresponding mounting groove on the inside of overlap two housing parts of insertion, being provided with the mounting groove prevents overlap from skidding off the stop block outside mounting groove(17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610163268.6A CN107218520A (en) | 2016-03-22 | 2016-03-22 | A kind of LED faces light Tri-proof light |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610163268.6A CN107218520A (en) | 2016-03-22 | 2016-03-22 | A kind of LED faces light Tri-proof light |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107218520A true CN107218520A (en) | 2017-09-29 |
Family
ID=59927939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610163268.6A Pending CN107218520A (en) | 2016-03-22 | 2016-03-22 | A kind of LED faces light Tri-proof light |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107218520A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108954114A (en) * | 2018-09-19 | 2018-12-07 | 杭州德克司达照明电器有限公司 | A kind of LED diffusing reflection Tri-proof light |
CN110230787A (en) * | 2019-05-28 | 2019-09-13 | 深圳市超频三科技股份有限公司 | Projecting Lamp |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201407562Y (en) * | 2009-03-27 | 2010-02-17 | 福建省苍乐电子企业有限公司 | Led tunnel lamp |
US20100157608A1 (en) * | 2008-12-22 | 2010-06-24 | Chen Chien-Yuan | Structure of light-emitting diode lighting tube |
CN104315389A (en) * | 2014-11-07 | 2015-01-28 | 扬州天白科技发展有限公司 | Three-proofing LED (light emitting diode) lamp |
CN105570774A (en) * | 2016-03-07 | 2016-05-11 | 扬州天白科技发展有限公司 | LED surface light-emitting tri-proof lamp |
-
2016
- 2016-03-22 CN CN201610163268.6A patent/CN107218520A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100157608A1 (en) * | 2008-12-22 | 2010-06-24 | Chen Chien-Yuan | Structure of light-emitting diode lighting tube |
CN201407562Y (en) * | 2009-03-27 | 2010-02-17 | 福建省苍乐电子企业有限公司 | Led tunnel lamp |
CN104315389A (en) * | 2014-11-07 | 2015-01-28 | 扬州天白科技发展有限公司 | Three-proofing LED (light emitting diode) lamp |
CN105570774A (en) * | 2016-03-07 | 2016-05-11 | 扬州天白科技发展有限公司 | LED surface light-emitting tri-proof lamp |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108954114A (en) * | 2018-09-19 | 2018-12-07 | 杭州德克司达照明电器有限公司 | A kind of LED diffusing reflection Tri-proof light |
CN110230787A (en) * | 2019-05-28 | 2019-09-13 | 深圳市超频三科技股份有限公司 | Projecting Lamp |
CN110230787B (en) * | 2019-05-28 | 2024-04-12 | 深圳市超频三科技股份有限公司 | Light projector |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2018223681A1 (en) | Led hanging lamp | |
CN105570774A (en) | LED surface light-emitting tri-proof lamp | |
CN107218520A (en) | A kind of LED faces light Tri-proof light | |
CN203549617U (en) | LED ceiling lamp | |
CN102384386A (en) | Led lamp tube | |
CN202327716U (en) | Light-emitting diode (LED) lamp tube | |
CN203052453U (en) | HB 200 industrial mining lamp | |
CN209782349U (en) | LED diversified classroom lamp | |
CN201715291U (en) | Novel light-emitting diode LED explosion-proof lamp | |
CN205504653U (en) | LED face tri -proof light that gives out light; give off light | |
CN107270193A (en) | A kind of novel LED ceiling lamp | |
CN202501324U (en) | Light-emitting diode (LED) straight type industrial mining lamp | |
CN202868457U (en) | LED (Light Emitting Diode) wall wash lamp | |
CN203010271U (en) | High-power and 360-degree light-emitting LED (Light Emitting Diode) bulb lamp | |
CN201851907U (en) | Illuminating lamp with LED (light-emitting diode) surface light source | |
CN204573761U (en) | A kind of explosion-proof LED head lamp | |
CN205640264U (en) | One -way polarisation lamp | |
CN214790684U (en) | LED multi-light distribution tunnel lamp | |
CN204026295U (en) | Reflecting LED light source module | |
CN203023942U (en) | Light emitting diode (LED) fluorescent lamp | |
CN208997831U (en) | A kind of LED watertight panel lamp | |
CN202228960U (en) | Led track lamp | |
CN202647495U (en) | LED (Light Emitting Diode) grating type ceiling lamp | |
CN217584184U (en) | Square wall lamp device of dark anti-dazzle mesh of wide-angle | |
CN202403102U (en) | LED multiple-point combined mine lamp |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170929 |