CN108895352A - Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator - Google Patents
Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator Download PDFInfo
- Publication number
- CN108895352A CN108895352A CN201810927248.0A CN201810927248A CN108895352A CN 108895352 A CN108895352 A CN 108895352A CN 201810927248 A CN201810927248 A CN 201810927248A CN 108895352 A CN108895352 A CN 108895352A
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- aluminum substrate
- retaining lugs
- mounting hole
- lamp
- 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- Withdrawn
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 30
- 239000000758 substrate Substances 0.000 claims abstract description 29
- 238000005452 bending Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 2
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 239000011324 bead Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241001465382 Physalis alkekengi Species 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- 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
- F21V31/005—Sealing arrangements therefor
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/402—Lighting for industrial, commercial, recreational or military use for working places
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The present invention discloses a kind of heat-conducting type bulkhead lamp and its lamp radiator easy to assembly, it include aluminum substrate and radiating subassembly, the radiating subassembly is spliced by several radiating fins with bottom plate, through equipped with several mounting holes on the bottom plate, the upper surface of the radiating fin is equipped with holding section, which passes through mounting hole, and bending is pressed on the upper surface of bottom plate, the top of radiating subassembly is arranged in the aluminum substrate, and the lower surface of the aluminum substrate is directly contacted with the upper surface of holding section；It is passed through from the bottom up through the holding section of the mounting hole of bottom plate by being equipped in the upper surface of radiating fin, and holding section is pressed on the upper surface of bottom plate, very simply radiating subassembly can be assembled up, reach assembly simple effects；The holding section directly can directly be contacted with the aluminum substrate being arranged in above radiating subassembly simultaneously, can reach good heat dissipation effect.
Description
Technical field
The present invention relates to industrial and mineral lamp field technologies, and it is scattered to refer in particular to a kind of heat-conducting type bulkhead lamp and its lamps and lanterns easy to assembly
Hot device.
Background technique
LED bulkhead lamp is super suitable for shipyard, mine, workshop, workshop, storehouse, toll station, gas station, large size
City, exhibition center, gymnasium and other places for needing industrial and mineral to illuminate, the power of LED bulkhead lamp is big and brightness is high.LED work
Mine lamp is generally made of lamp bead, radiator and power supply etc., and radiator generally uses the structure increasing heat radiation area of fin type, lamp bead
It externally radiates by radiator and controls light emitting angle by lens, alternating current is converted constant current electricity output by power supply, sends out for lamp bead
Light.However general LED bulkhead lamp, since power is larger, lamp bead number is more, thus lamp body volume is larger, causes to assemble
It is complicated difficult；Meanwhile whether the work of LED lamp is stable, quality quality radiates most important with lamp body itself, however it is main to radiate
Two methods be exactly that heat transfer and heat are dispersed by the circulation two of air, high-brightness LED lamp currently on the market dissipates
Heat usually uses natural heat dissipation, and such mode heat dissipation effect is unsatisfactory, cannot effective diverging LED lamps and lanterns itself
High temperature so that the service life of component shortens because of high temperature.
It is therefore desirable to which a kind of new technology solves the above problems.
Summary of the invention
In view of this, in view of the deficiencies of the prior art, the present invention aims to provide a kind of easy to assembly
Heat-conducting type bulkhead lamp, can effectively solve existing bulkhead lamp has assembling complexity and heat dissipation effect difference.
To achieve the above object, the present invention is using following technical solution：
A kind of lamp radiator includes aluminum substrate and radiating subassembly, and the radiating subassembly is by several radiating fins and bottom plate
It is spliced, through several mounting holes are equipped on the bottom plate, the upper surface of the radiating fin is equipped with holding section, which wears
Mounting hole is crossed, and bending is pressed on the upper surface of bottom plate, the top of radiating subassembly is arranged in the aluminum substrate, under the aluminum substrate
Surface is directly contacted with the upper surface of holding section.
As a preferred embodiment：The holding section is equipped with riveting point, which fixes radiating fin and bottom plate riveting
Together.
As a preferred embodiment：The center of the slave bottom plate of the mounting hole radially radiates around, and the installation
Hole is continuous type straight line strip pore structure.
As a preferred embodiment：The center for stating bottom plate of the mounting hole radially radiates around, and the installation
Hole is multistep straight line strip pore structure.
As a preferred embodiment：The center for stating bottom plate of the mounting hole radially radiates around, and the installation
Hole is arc-shaped structure.
As a preferred embodiment：Above and below the radiating fin side bending be formed with the first retaining lugs and
The bending part of second retaining lugs, first retaining lugs and the second retaining lugs is equipped with fixed hole, first retaining lugs
Reach fixed effect with the second retaining lugs and the adjacent adjacent fixed hole that passes through.
As a preferred embodiment：The engaging that first retaining lugs and the second retaining lugs are equipped with " arrow " shape is convex
Block, the width of the engaging convex block are greater than or equal to the width of aforementioned fixed hole.
As a preferred embodiment：The side of the radiating fin is equipped with multiple heat release holes.
A kind of heat-conducting type bulkhead lamp easy to assembly includes that lens, waterproof connector, upper mounted plate, bottom case and right are wanted
Ask aluminum substrate described in one and radiating subassembly；Fixed plate is fastened on the inside of radiating subassembly, the upper mounted plate and bottom
The battery containing space of storage battery is formed among shell；The waterproof connector is mounted among bottom plate；The lens and aluminium base
Plate once folds the top for being located at radiating subassembly from top to bottom.
As a preferred embodiment：The centre of the lens and aluminum substrate is folded with the first sealing rubber ring；The bottom case and aluminium
The second sealing rubber ring is equipped among substrate.
The present invention has obvious advantages and beneficial effects compared with the existing technology, specifically, by above-mentioned technical proposal
Known to：
It is passed through from the bottom up through the holding section of the mounting hole of bottom plate by being equipped in the upper surface of radiating fin, and will engaging
Portion is pressed on the upper surface of bottom plate, can simply be assembled up radiating subassembly very much, be reached assembly simple effects；Simultaneously should
Holding section directly can directly be contacted with the aluminum substrate being arranged in above radiating subassembly, can reach good heat dissipation effect.
In order to explain the structural features and functions of the invention more clearly, come with reference to the accompanying drawing with specific embodiment to this hair
It is bright to be described in detail.
Detailed description of the invention
Fig. 1 is the assembling schematic perspective view of the lamp radiator of the present invention；
Fig. 2 is the local assembling schematic perspective view of the lamp radiator of the present invention；
Fig. 3 is the stereoscopic schematic diagram of the radiating fin of the present invention；
Fig. 4 is the assembling schematic perspective view of the adjacent radiating fin of the present invention；
Fig. 5 is the assembling schematic perspective view of the preferred embodiments of the invention；
Fig. 6 is the exploded view of the preferred embodiments of the invention.
Description of drawing identification：
10, lens 11, the first sealing rubber ring
20, aluminum substrate 21, the second sealing rubber ring
22, groove 30, waterproof connector
40, radiating subassembly 41, radiating fin
411, holding section 412, riveting point
413, the first retaining lugs 414, the second retaining lugs
415, fixed hole 416, heat release hole
42, bottom plate 421, mounting hole
50, upper mounted plate 51, the first mounting groove
52, the second mounting groove 60, bottom case
61, battery containing space.
Specific embodiment
It please refers to shown in Fig. 1 to Fig. 6, it to include lens that show the specific structures of the preferred embodiments of the invention
10, aluminum substrate 20, waterproof connector 30, radiating subassembly 40, upper mounted plate 50 and bottom case 60.
The top of aluminum substrate 20 is arranged in the lens 10, and the lens 10 and 20 support clamp of aluminum substrate are equipped with the first sealing rubber ring
11, which can prevent the water of outside from, into the place of aluminum substrate 20, causing short by the edge penetration of lens 10
Road.The second sealing rubber ring 21 is folded between the aluminum substrate 20 and bottom plate 42, the upper surface of the bottom plate 42 is equipped with sealed groove
22, which is arranged in sealed groove 22, which can prevent the water penetration of outside into electricity
In pond accommodating space 61, which is arranged in the center of bottom plate 42.
The radiating subassembly 40 is spliced by several radiating fins 41 with bottom plate 42, several through being equipped on the bottom plate 42
The center of a mounting hole 421, the slave bottom plate 42 of the mounting hole 421 radially radiates around, and the mounting hole 421 is continuous
The upper surface of type straight line strip pore structure, the radiating fin 41 is equipped with holding section 411, first by the holding section on radiating fin 41
411 are upward through mounting hole 421 from the lower surface of bottom plate 42, then bending and holding section 411 are pressed in the upper surface of bottom plate 42
On, when being completed, holding section of the meeting of aluminum substrate 20 of 40 top of radiating subassembly directly with radiating fin 41 is set
411 directly contact, which is equipped with riveting point 412, which is fixed on radiating fin 41 and the riveting of bottom plate 42
Together.The center for stating bottom plate 42 that aforementioned mounting hole 421 can also design radially radiates around, and the mounting hole 421 is
Multistep straight line strip pore structure, or the center for stating bottom plate 42 radially radiate around, and the mounting hole 421 is circle
Arcuate structure etc., bending is formed with the first retaining lugs 413 above and below 41 side of radiating fin and the second fixation is convex
Portion 414, first retaining lugs 413 and the second retaining lugs 414 are equipped with the engaging convex block of " arrow " shape, and first fixation is convex
The bending part of portion 413 and the second retaining lugs 414 is equipped with fixed hole 415, first retaining lugs 413 and the second retaining lugs
414, which pass through adjacent fixed hole 415, reaches fixed effect, and the width of aforementioned engaging convex block is greater than or equal to the fixed hole
415 width, design only in this way can just prevent engaging convex block from detaching from fixed hole 415.The heat radiating fin
The side of piece 41 is equipped with multiple heat release holes 416, which can make the inside of radiating fin 41 reach the effect of air circulation
Fruit, so that reaching heat streams to outside.
The upper mounted plate 50 is fastened on the inside of radiating subassembly 40, the outer peripheral edge of the upper mounted plate 50 circumferentially shape be equipped with it is more
The side of a first mounting groove 51, aforementioned second retaining lugs 414 is equipped with the second mounting groove 52, second mounting groove 52 and first
Mounting groove 51 is fastened togather, so that the structure of radiating subassembly 40 is more stable.It is formed among the upper mounted plate 50 and bottom case 60
There is the battery containing space 61 of storage battery.
The production installation method of the present embodiment is as follows：
The holding section 411 on radiating fin 41 is upward through mounting hole 421 from the lower surface of bottom plate 42 first, then bending card
Conjunction portion 411 is simultaneously pressed against on the upper surface of bottom plate 42, then by the first mounting groove 51 and radiating fin on upper mounted plate 50
The second mounting groove 52 on 41 is fastened togather, followed by take another piece of radiating fin 41 in the adjacent of previous piece of radiating fin 41
Position repeat aforesaid operations, the first retaining lugs 413 and the second retaining lugs 414 are passed through into corresponding fixation at the same time and led to
Hole 415, and little by little by the first retaining lugs 413 and the upward bending of the second retaining lugs 414, it prevents from fixing with adjacent first
Protrusion 413 and the second retaining lugs 414 interfere, so analogically by all radiating fins 41 successively be assembled in bottom plate
On 42, then the riveting point 412 that holding section 411 is riveted on bottom plate 42 is flattened, is placed on followed by by the second sealing rubber ring 21
On sealed groove 22, then by waterproof connector 30 mounted in the middle position of bottom plate 42, then by aluminum substrate 20 mounted in radiating subassembly
Top, the aluminum substrate 20 are directly contacted with holding section 411, are then equipped with the first sealing rubber ring 11 in the upper surface of aluminum substrate 20,
Then lens 10 are mounted in the top of aluminum substrate 20, play protecting effect, finally, by bottom case 60 under upper mounted plate 50
Side, and the centre of bottom case and upper mounted plate is formed with battery containing space 61.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore any subtle modifications, equivalent variations and modifications to the above embodiments according to the technical essence of the invention, still
Belong in the range of technical solution of the present invention.
Claims (10)
1. a kind of lamp radiator, it is characterised in that：It include aluminum substrate and radiating subassembly, the radiating subassembly is dissipated by several
Hot fin is spliced with bottom plate, and through several mounting holes are equipped on the bottom plate, the upper surface of the radiating fin is equipped with engaging
Portion, which passes through mounting hole, and bending is pressed on the upper surface of bottom plate, and the upper of radiating subassembly is arranged in the aluminum substrate
Side, the lower surface of the aluminum substrate is directly contacted with the upper surface of holding section.
2. lamp radiator according to claim 1, it is characterised in that：The holding section is equipped with riveting point, which will
Radiating fin and bottom plate riveting are fixed together.
3. lamp radiator according to claim 1, it is characterised in that：In the slave bottom plate of the mounting hole radially
The heart radiates around, and the mounting hole is continuous type straight line strip pore structure.
4. lamp radiator according to claim 1, it is characterised in that：The mounting hole stating in bottom plate radially
The heart radiates around, and the mounting hole is multistep straight line strip pore structure.
5. lamp radiator according to claim 1, it is characterised in that：The mounting hole stating in bottom plate radially
The heart radiates around, and the mounting hole is arc-shaped structure.
6. lamp radiator according to claim 1, it is characterised in that：It is rolled over above and below the radiating fin side
Curved to be formed with the first retaining lugs and the second retaining lugs, the bending part of first retaining lugs and the second retaining lugs is equipped with solid
Determine through-hole, first retaining lugs and the second retaining lugs and the adjacent adjacent fixed hole that passes through reach fixed effect.
7. lamp radiator according to claim 6, it is characterised in that：First retaining lugs and the second retaining lugs
It is equipped with the engaging convex block of " arrow " shape, the width of the engaging convex block is greater than or equal to the width of aforementioned fixed hole.
8. lamp radiator according to claim 1, it is characterised in that：The side of the radiating fin is equipped with multiple dissipate
Hot hole.
9. a kind of heat-conducting type bulkhead lamp easy to assembly, it is characterised in that：It include lens, waterproof connector, upper mounted plate, bottom case
With the aluminum substrate and radiating subassembly described in claim one；Fixed plate is fastened on the inside of radiating subassembly, solid on this
The battery containing space of storage battery is formed among fixed board and bottom case；The waterproof connector is mounted among bottom plate；It is described
Mirror and aluminum substrate once fold the top for being located at radiating subassembly from top to bottom.
10. heat-conducting type bulkhead lamp easy to assembly according to claim 9, it is characterised in that：The lens and aluminum substrate
Centre be folded with the first sealing rubber ring；The second sealing rubber ring is equipped among the bottom case and aluminum substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810927248.0A CN108895352A (en) | 2018-08-15 | 2018-08-15 | Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810927248.0A CN108895352A (en) | 2018-08-15 | 2018-08-15 | Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108895352A true CN108895352A (en) | 2018-11-27 |
Family
ID=64354394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810927248.0A Withdrawn CN108895352A (en) | 2018-08-15 | 2018-08-15 | Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108895352A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056813A (en) * | 2019-05-06 | 2019-07-26 | 山东明贵光电科技有限公司 | A kind of industrial and mineral lighting device of intelligent control |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202647669U (en) * | 2012-06-15 | 2013-01-02 | 霍尼韦尔朗能电器系统技术（广东）有限公司 | LED lamp radiator |
| CN202902062U (en) * | 2012-11-05 | 2013-04-24 | 深圳市浩博尔光电科技有限公司 | LED industrial and mining lamp utilizing radiating fins |
| CN208546849U (en) * | 2018-08-15 | 2019-02-26 | 广东凯晟照明科技有限公司 | Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator |
-
2018
- 2018-08-15 CN CN201810927248.0A patent/CN108895352A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202647669U (en) * | 2012-06-15 | 2013-01-02 | 霍尼韦尔朗能电器系统技术（广东）有限公司 | LED lamp radiator |
| CN202902062U (en) * | 2012-11-05 | 2013-04-24 | 深圳市浩博尔光电科技有限公司 | LED industrial and mining lamp utilizing radiating fins |
| CN208546849U (en) * | 2018-08-15 | 2019-02-26 | 广东凯晟照明科技有限公司 | Heat-conducting type bulkhead lamp easy to assembly and its lamp radiator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056813A (en) * | 2019-05-06 | 2019-07-26 | 山东明贵光电科技有限公司 | A kind of industrial and mineral lighting device of intelligent control |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181127 |