CN206197010U - Electronic cigarette and its atomizer - Google Patents
Electronic cigarette and its atomizer Download PDFInfo
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- CN206197010U CN206197010U CN201620841345.4U CN201620841345U CN206197010U CN 206197010 U CN206197010 U CN 206197010U CN 201620841345 U CN201620841345 U CN 201620841345U CN 206197010 U CN206197010 U CN 206197010U
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- atomizer
- mouth
- electronic cigarette
- air inlet
- adapter sleeve
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Abstract
The utility model is related to a kind of electronic cigarette and its atomizer, and above-mentioned atomizer is including being atomized core, cigarette holder and adapter sleeve；Atomization core includes outer tube, inner tube and nebulising element, and cigarette holder includes mouth and occlusion part, and mouth offers outlet passageway, and outlet passageway is connected with the other end of gas channel；Occlusion part is fixedly connected with mouth, and regulation mouth is offered on occlusion part；Adapter sleeve is connected with outer tube, and adapter sleeve is set on cigarette holder, is rotated with cigarette holder and is connected；Adapter sleeve offers the air inlet of connection inlet channel, and occlusion part can block air inlet, and regulation mouth is corresponding with air inlet, and rotating cigarette holder can adjust the overlapping area of mouth and air inlet.Above-mentioned atomizer can adjust throughput by rotary cigarette holder, specifically, occlusion part can block air inlet, regulation mouth is corresponding with air inlet, and rotating cigarette holder can adjust the overlapping area of mouth and air inlet, such that it is able to adjust throughput, simple structure, can reduce the cost of electronic cigarette.
Description
Technical field
The utility model is related to the technical field of smoking set, more particularly to a kind of electronic cigarette and its atomizer.
Background technology
Electronic cigarette also known as virtual cigarette, electronic atomizer.Electronic cigarette has the outward appearance and taste similar to cigarette, but typically
Without harmful components such as the tar in cigarette, suspended particulates.
Electronic cigarette generally comprises atomizing component and power supply module, and the atomizing component of large scale electronic cigarette can typically adjust gas
Flow, the size of the throughput into atomizing component is adjusted by an air-flow adjusting part.Air-flow adjusting part some
Atomizing component mouth end is arranged on, some are then located at atomizing component near battery component one end.Traditional air-flow adjusting part one
As include one have interior air admission hole retainer ring and one have external admission hole swivel becket, adjusted by rotating swivel becket
Inside and outside air admission hole is directed at area, so as to control the size of the throughput into atomizing component.But the air-flow adjusting part
Opposed configuration part is more, causes relatively costly.
Utility model content
Based on this, it is necessary to regarding to the issue above, there is provided a kind of simple structure, lower-cost electronic cigarette and its atomization
Device.
A kind of atomizer of electronic cigarette, including atomization core, cigarette holder and adapter sleeve；
The atomization core includes outer tube, inner tube and nebulising element, and the outer tube is set in the outside of said inner tube, described outer
Inlet channel is formed between pipe and said inner tube；The nebulising element is located at the inside of said inner tube, the nebulising element and institute
State and form gas channel between inner tube, the inlet channel is connected with one end of the gas channel；
The cigarette holder includes mouth and occlusion part, and the mouth offers outlet passageway, the outlet passageway and the gas
The other end connection of circulation road；The occlusion part is fixedly connected with the mouth, and regulation mouth is offered on the occlusion part；
The adapter sleeve is connected with the outer tube, and the adapter sleeve is set on the cigarette holder, is rotated with the cigarette holder
Connection；The adapter sleeve offers the air inlet for connecting the inlet channel, and the occlusion part can block the air inlet, institute
State regulation mouth corresponding with the air inlet, rotating the cigarette holder can adjust the face that overlaps for adjusting mouth and the air inlet
Product.
Wherein in one embodiment, the cigarette holder also includes connecting portion, and the connecting portion is in the mouth and described
Between occlusion part, adapter sleeve is socketed on connecting portion, and the cigarette holder is rotated with the adapter sleeve by the connecting portion and is connected.
Wherein in one embodiment, the air inlet is the strip hole extended along the circumferencial direction of the adapter sleeve.
Wherein in one embodiment, the regulation mouth is the edge away from the mouth from the occlusion part to described
The breach that mouth is opened up.
Wherein in one embodiment, also including reservoir, liquid storage cylinder, the atomization core position are offered in the reservoir
In the liquid storage cylinder；
The nebulising element includes porous body and porous heating film；The porous body includes atomization face and imbibition face；It is described
Atomization face is plane, and substantially parallel with the gas flow direction in the gas channel, and the porous heating film is formed at institute
State in atomization face；The imbibition face can draw the tobacco juice in the liquid storage cylinder.
Wherein in one embodiment, the quantity of the atomization face is two, and two atomization faces are oppositely arranged；And/
Or the quantity in the imbibition face is two, two imbibition faces are oppositely arranged.
Wherein in one embodiment, the atomization core also includes seal washer, and the outer tube offers the first intercommunicating pore,
Said inner tube offers the second intercommunicating pore, and first intercommunicating pore is corresponding with second intercommunicating pore, the seal washer position
Between said inner tube and the outer tube, and the seal washer is at first intercommunicating pore and second intercommunicating pore,
The inlet channel is set to isolate relative to first intercommunicating pore and second intercommunicating pore.
Wherein in one embodiment, the aperture of the micropore on the porous heating film is less than the micropore on the porous body
Aperture.
Wherein in one embodiment, the thickness of the aperture more than porous heating film of the micropore on the porous body.
A kind of electronic cigarette, including cell apparatus and described atomizer, the cell apparatus and the atomizer are electrically connected
And for the atomizer is powered.
Above-mentioned electronic cigarette and its atomizer, can adjust throughput, specifically, occlusion part can be blocked by rotary cigarette holder
Air inlet, regulation mouth is corresponding with air inlet, and rotating cigarette holder can adjust the overlapping area of mouth and air inlet, such that it is able to
Regulation throughput.Throughput is adjusted by cigarette holder, it is convenient to omit fall the swivel becket in traditional air-flow adjusting part, structure letter
It is single, the cost of electronic cigarette can be reduced.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, the accompanying drawing of other embodiment can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic perspective view of electronic cigarette in an embodiment；
Fig. 2 is the sectional view of electronic cigarette shown in Fig. 1；
Fig. 3 is the schematic perspective view of the reservoir in electronic cigarette shown in Fig. 1 and atomization core；
Fig. 4 is the perspective exploded view of the atomization core in electronic cigarette shown in Fig. 1；
Fig. 5 is the cigarette holder and the schematic perspective view of adapter sleeve in electronic cigarette shown in Fig. 1；
Fig. 6 is the schematic perspective view of the nebulising element in electronic cigarette shown in Fig. 1；
Fig. 7 is the sectional view of another angle of electronic cigarette shown in Fig. 1.
Specific embodiment
For the ease of understanding the utility model, electronic cigarette and its atomizer are carried out more comprehensively below with reference to relevant drawings
Description.The first-selected embodiment of electronic cigarette and its atomizer is given in accompanying drawing.But, electronic cigarette and its atomizer can be with perhaps
More different form is realized, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is to make
Disclosure to electronic cigarette and its atomizer is more thorough comprehensive.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with technology of the present utility model is belonged to
The implication that the technical staff in domain is generally understood that is identical.Herein in electronic cigarette and its term used in the description of atomizer
It is intended merely to describe the purpose of specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/
Or " include the arbitrary and all of combination of one or more related Listed Items.
As shown in Figure 1 and Figure 2, the electronic cigarette of an implementation method includes atomizer 10 and cell apparatus 20, the He of cell apparatus 20
Atomizer 10 is electrically connected and for atomizer 10 is powered.Referring also to Fig. 3 to Fig. 5, wherein, atomizer 10 includes atomization core 100, cigarette
Mouth 300 and adapter sleeve 500.Atomization core 100 includes outer tube 120, inner tube 140 and nebulising element 160, and outer tube 120 is set in inner tube
140 outside, forms inlet channel 102 between outer tube 120 and inner tube 140.Nebulising element 160 is located at the inside of inner tube 140, mist
Change and gas channel 104 is formed between element 160 and inner tube 140, inlet channel 102 is connected with one end of gas channel 104.
Cigarette holder 300 includes mouth 320 and occlusion part 340, and mouth 320 offers outlet passageway 302, outlet passageway 302 with
The other end connection of gas channel 104.Occlusion part 340 is fixedly connected with mouth 320, and regulation mouth is offered on occlusion part 340
342.Adapter sleeve 500 is connected with outer tube 120, and adapter sleeve 500 is set on cigarette holder 300, is rotated with cigarette holder 300 and is connected.Connection
Set 500 offers the air inlets 520 of connection inlet channel 102, and occlusion part 340 can block air inlet 520, regulation mouth 342 with
Air inlet 520 is corresponding, and rotating cigarette holder 300 can adjust the overlapping area of mouth 342 and air inlet 520.
The electronic cigarette of the present embodiment can adjust throughput by rotary cigarette holder 300, specifically, occlusion part 340 can hide
Gear air inlet 520, regulation mouth 342 is corresponding with air inlet 520, and rotating cigarette holder 300 can adjust mouth 342 and air inlet
520 overlapping area, such that it is able to adjust throughput.Throughput is adjusted by cigarette holder 300, it is convenient to omit fall traditional air-flow and adjust
Swivel becket in section component, simple structure can reduce the cost of electronic cigarette.
Specifically, in one embodiment, air inlet 520 is the strip hole extended along the circumferencial direction of adapter sleeve 500, can be with
Increase the scope for rotating the throughput that cigarette holder 300 can be adjusted.In one embodiment, regulation mouth 342 is by the remote of occlusion part 340
From the breach that the edge of mouth 320 is opened up to mouth 320, further simplify structure, production cost is lowered in convenient processing.
Specifically, in one embodiment, the hole 142 for ventilating can be opened up in inner tube 140, inlet channel is realized
102 with the connection of gas channel 104.Outer tube 120, inner tube 140, the three of nebulising element 160 socket, you can be conveniently formed air inlet
Passage 102 and gas channel 104, convenient production and processing, can be with reduces cost.
In one embodiment, cigarette holder 300 can also include connecting portion 360, and connecting portion 360 is located at mouth 320 and occlusion part
Between 340, adapter sleeve 500 is socketed on connecting portion 360, and cigarette holder 300 is rotated with adapter sleeve 500 by connecting portion 360 and is connected.Again
Referring to Fig. 6, in one embodiment, atomization core 100 can also include connecting tube 180, and connecting tube 180 is set in the outer of outer tube 120
Portion, one end connection reservoir 240 of connecting tube 180, the other end connection adapter sleeve 500 of connecting tube 180.In one embodiment,
Atomization core 100 also includes trachea 220, one end connection inner tube 140 of trachea 220, the other end connection cigarette holder of trachea 220
300.Connecting tube 180 and trachea 220, convenient processing and assembling are set, are conducive to improving the reliability for connecting.
Wherein in one embodiment, atomizer 10 also includes offering liquid storage cylinder in reservoir 240, reservoir 240
242, atomization core 100 is located in liquid storage cylinder 242.Referring also to Fig. 6, Fig. 7, nebulising element 160 include porous body and porous heating
Film (not shown).Porous body includes atomization face 162 and imbibition face 164.Atomization face 162 be plane, and with gas channel 104
In gas flow direction it is substantially parallel, porous heating film is formed in atomization face 162.Imbibition face 164 can draw liquid storage cylinder
Tobacco juice in 242.Specifically, in one embodiment, the quantity of atomization face 162 is two, and two atomization faces 162 are oppositely arranged.
And/or the quantity in imbibition face 164 is two, two imbibition faces 164 are oppositely arranged.Atomization face 162, imbibition face 164 is relative sets
Two are put, the efficiency of atomization, imbibition can be improved.
Porous body can block tobacco juice, and drain effect can be ensured again.Porous heating film is used for the cigarette in porous body
Liquid mist, the micropore on porous heating film can greatly increase the contact area with tobacco juice, improve nebulization efficiency.Porous heating
Film is located in the atomization face 162 of porous body, is easy to the tobacco juice after atomization to be run out of from porous body.Atomization face 162 is plane, so that
It is easy to form uniform porous heating film.Porous heating film can make the surface of porous body uniformly be heated, therefore atomizing
Temperature be uniformity, be not in local temperature it is low caused by the larger problem of atomizing particle, it is ensured that atomizing particle
Uniformly.Atomization face 162 is substantially parallel with the gas flow direction in gas channel 104, so as to easily facilitate gas flow sweep atomization
Face 162, takes away the tobacco juice of vaporization.The atomizing effect of above-mentioned electronic cigarette and its atomizer 10 is good, improves the mouthfeel of electronic cigarette.
Referring back to Fig. 4, further, in one embodiment, atomization core 100 also includes seal washer 260, and outer tube 120 is opened
The first intercommunicating pore 122 is provided with, inner tube 140 offers the second intercommunicating pore 144, and the first intercommunicating pore 122 and the second intercommunicating pore 144 are relative
Should, seal washer 260 is located between inner tube 140 and outer tube 120, and seal washer 260 connects around the first intercommunicating pore 122 and second
At through hole 144, inlet channel 102 is set to isolate relative to the first intercommunicating pore 122 and the second intercommunicating pore 144.Simultaneously as sealing gasket
Circle 260 has certain flexibility, and the connection between inner tube 140 and outer tube 120 can be made relatively reliable.Seal washer 260 can be with
It is rubber or silica gel material, seals higher preferably.
Wherein in one embodiment, porous body can include the main part 166 and protuberance 168 of integrally connected, atomization
Face 162 is located on main part 166, and imbibition face 164 is located on protuberance 168, and imbibition face 164 is relatively distant from main part 166.It is interior
Buckling groove is offered on the side wall of pipe 140, protuberance 168 is connected in buckling groove, at least part of buckling groove forms second and connects
Hole 144, seal washer 260 is around protuberance 168.When porous body is installed, protuberance 168 directly can be snapped in into buckling groove, together
When can form intercommunicating pore, it is convenient to install, simplify process.
Referring back to Fig. 6, wherein in one embodiment, the aperture of the micropore on porous heating film is less than micro- on porous body
The aperture in hole.Atomization face 162 in electronic cigarette is located in gas channel 104, and directly and air contact, porous body has porous body
The micropore of considerable larger diameter, therefore, during storage, tobacco juice is more prone to leakage to electronic cigarette.And in the present embodiment, because
Porous bodies are formed with the relatively smaller porous heating film in aperture, and porous heating film can reduce during electronic cigarette storage
The leak degree of tobacco juice.
Wherein in one embodiment, the aperture of the micropore on porous body is 1 μm to 100 μm.It is preferred that on porous body
Aperture is the volume of 5 μm to 30 μm of micropore, more than the 60% of all micro pore volumes accounted on porous body.Porous body makes tobacco juice not
The side of porous heating film can be quickly flowed to, this is plugging action, at the same time, porous body makes the relatively slow infiltration of tobacco juice
As for porous heating film contact position, this is acted on for drain.In the present embodiment, effect and the drain effect of the plugging action of porous body
Effect it is all good.Plugging action is good can to prevent porous body leakage, and drain effect is good to may insure will not dry combustion method.
In one embodiment, the porosity of porous body is 30% to 83%, and porosity refers to the small sky in porous media
The ratio of the cumulative volume of gap and the cumulative volume of the porous media.The size of porosity can be adjusted according to the composition of tobacco juice, example
Viscosity such as tobacco juice is big, and porosity then can be with higher, to ensure drain effect.
Further, in one embodiment, the material of porous heating film is metal, further, in one embodiment,
The material of porous heating film is the one kind in titanium, nickel, nickel chromium triangle.The thickness of porous heating film is 0.5 μm to 1.5 μm, it is preferred that many
The thickness of hole heating film is 0.8 μm to 1 μm, and the aperture of the upper micropore of porous heating film is 5 μm to 30 μm.
Porous heating film can be formed on porous body by vapour deposition process, it can be ensured that porous heating film has certain
Thickness, also ensure that porous heating film is porous form.Because the main micropore size of porous body is more than porous heating film
Thickness, therefore, the micropore on porous body will not be blocked when by vapour deposition process deposition film on porous body so that
Directly form porous heating film.Specifically, in one embodiment, vapour deposition process includes chemical vapour deposition technique and physical vapor
Sedimentation, wherein physical vaporous deposition include evaporation, sputter.
In the present embodiment, porous body can be porous ceramics, and porous ceramics stable chemical nature will not be with tobacco juice
Learn reaction, porous ceramics can high temperature resistant, will not be subject to porous heating film heating be influenceed, and porous ceramics be insulator, no
Can be electrically connected with porous heating film, convenient manufacture, low cost.In other embodiments, porous body can also be cellular glass, many
Hole plastics, porous metals or other can form the material of loose structure.If porous body is the relatively low materials of heatproof such as porous plastics
Matter, before porous heating film being formed on porous body, is initially formed insulation material layer.If porous body is the conduction materials such as porous metals
Matter, before porous heating film being formed on porous body, is initially formed insulating barrier, for example, being carried out at oxidation to the surface of porous metals
Reason etc..
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of atomizer of electronic cigarette, it is characterised in that including atomization core, cigarette holder and adapter sleeve；
The atomization core includes outer tube, inner tube and nebulising element, and the outer tube is set in the outside of said inner tube, the outer tube and
Inlet channel is formed between said inner tube；The nebulising element is located at the inside of said inner tube, the nebulising element and described interior
Gas channel is formed between pipe, the inlet channel is connected with one end of the gas channel；
The cigarette holder includes mouth and occlusion part, and the mouth offers outlet passageway, and the outlet passageway is logical with the air-flow
The other end connection in road；The occlusion part is fixedly connected with the mouth, and regulation mouth is offered on the occlusion part；
The adapter sleeve is connected with the outer tube, and the adapter sleeve is set on the cigarette holder, is rotated with the cigarette holder and is connected；
The adapter sleeve offers the air inlet for connecting the inlet channel, and the occlusion part can block the air inlet, the tune
Section mouth is corresponding with the air inlet, and rotating the cigarette holder can adjust the overlapping area of the regulation mouth and the air inlet.
2. the atomizer of electronic cigarette according to claim 1, it is characterised in that the cigarette holder also includes connecting portion, described
Between the mouth and the occlusion part, adapter sleeve is socketed on connecting portion connecting portion, and the cigarette holder is by the connection
Portion rotates with the adapter sleeve and is connected.
3. the atomizer of electronic cigarette according to claim 1, it is characterised in that the air inlet is along the adapter sleeve
The strip hole that circumferencial direction extends.
4. the atomizer of electronic cigarette according to claim 1, it is characterised in that the regulation mouthful is by the occlusion part
Away from the breach that the edge of the mouth is opened up to the mouth.
5. the atomizer of electronic cigarette according to claim 1, it is characterised in that also including reservoir, in the reservoir
Liquid storage cylinder is offered, the atomization core is located in the liquid storage cylinder；
The nebulising element includes porous body and porous heating film；The porous body includes atomization face and imbibition face；The atomization
Face is plane, and substantially parallel with the gas flow direction in the gas channel, and the porous heating film is formed at the mist
On change face；The imbibition face can draw the tobacco juice in the liquid storage cylinder.
6. the atomizer of electronic cigarette according to claim 5, it is characterised in that the quantity of the atomization face is two, two
The individual atomization face is oppositely arranged；And/or the quantity in the imbibition face is two, two imbibition faces are oppositely arranged.
7. the atomizer of electronic cigarette according to claim 5, it is characterised in that the atomization core also includes seal washer,
The outer tube offers the first intercommunicating pore, and said inner tube offers the second intercommunicating pore, and first intercommunicating pore and described second connect
Through hole is corresponding, and the seal washer is located between said inner tube and the outer tube, and the seal washer is around described first
At intercommunicating pore and second intercommunicating pore, make the inlet channel relative to first intercommunicating pore and second intercommunicating pore every
From.
8. the atomizer of electronic cigarette according to claim 5, it is characterised in that the hole of the micropore on the porous heating film
Aperture of the footpath less than the micropore on the porous body.
9. the atomizer of electronic cigarette according to claim 5, it is characterised in that the aperture of the micropore on the porous body is big
In the thickness of porous heating film.
10. a kind of electronic cigarette, it is characterised in that including the atomizer described in cell apparatus and any one of claim 1 to 9, institute
State cell apparatus and the atomizer is electrically connected and for the atomizer is powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620841345.4U CN206197010U (en) | 2016-08-04 | 2016-08-04 | Electronic cigarette and its atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620841345.4U CN206197010U (en) | 2016-08-04 | 2016-08-04 | Electronic cigarette and its atomizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206197010U true CN206197010U (en) | 2017-05-31 |
Family
ID=58755480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620841345.4U Active CN206197010U (en) | 2016-08-04 | 2016-08-04 | Electronic cigarette and its atomizer |
Country Status (1)
| Country | Link |
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| CN (1) | CN206197010U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109414078A (en) * | 2018-09-10 | 2019-03-01 | 深圳麦克韦尔股份有限公司 | Electronic cigarette, atomizing component and its nebulising element |
| CN111406999A (en) * | 2019-12-11 | 2020-07-14 | 深圳市艾维普思科技有限公司 | Atomizing device of electronic cigarette and electronic cigarette |
| CN113925215A (en) * | 2021-10-09 | 2022-01-14 | 深圳晟华电子有限公司 | Electronic cigarette controller with airflow locking function |
-
2016
- 2016-08-04 CN CN201620841345.4U patent/CN206197010U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109414078A (en) * | 2018-09-10 | 2019-03-01 | 深圳麦克韦尔股份有限公司 | Electronic cigarette, atomizing component and its nebulising element |
| WO2020051749A1 (en) * | 2018-09-10 | 2020-03-19 | 深圳麦克韦尔股份有限公司 | Electronic cigarette, atomization assembly, and atomization component for same |
| CN109414078B (en) * | 2018-09-10 | 2024-04-23 | 深圳麦克韦尔科技有限公司 | Electronic cigarette, atomization component and atomization element thereof |
| US11969013B2 (en) | 2018-09-10 | 2024-04-30 | Shenzhen Smoore Technology Limited | Electronic cigarette, atomizing assembly, and atomizing component for same |
| CN111406999A (en) * | 2019-12-11 | 2020-07-14 | 深圳市艾维普思科技有限公司 | Atomizing device of electronic cigarette and electronic cigarette |
| CN113925215A (en) * | 2021-10-09 | 2022-01-14 | 深圳晟华电子有限公司 | Electronic cigarette controller with airflow locking function |
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| CP03 | Change of name, title or address |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Xixiang street guwu community Dongcai Industrial Zone No. 16 Patentee after: Shenzhen Mcwell Technology Co., Ltd. Address before: 518102 Guangdong city of Shenzhen province Baoan District Xixiang Shu Dongcai Industrial Zone No. 16 8 2 floor Patentee before: SHENZHEN MAIKEWEIER CO., LTD. |