CN207383531U - A kind of device that can light or heat automatically cigarette - Google Patents
A kind of device that can light or heat automatically cigarette Download PDFInfo
- Publication number
- CN207383531U CN207383531U CN201721158020.7U CN201721158020U CN207383531U CN 207383531 U CN207383531 U CN 207383531U CN 201721158020 U CN201721158020 U CN 201721158020U CN 207383531 U CN207383531 U CN 207383531U
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- heating chamber
- cigarette
- electric heating
- light
- switch
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Abstract
The utility model discloses a kind of devices that can light or heat automatically cigarette, it includes heat source system, control system and can open and close type head cover (6), heat source system includes electric heating chamber (22) and igniter (21), igniter (21) has heating element (212), and electric heating chamber (22) has at least a pair of of electric heating chamber light hole (221)；Control system includes control circuit board (41), mechanical switch (42), mode selector switch (43), infrared light supply (44), light sensing switch (45), device circuit master switch (46)；The opening and closing of mechanical switch (42) control head cover (6) and the break-make of control device circuit general switch (46)；Mode selector switch (43) is used to switch over therebetween in igniter (21) work or electric heating chamber (22) work；Infrared light supply (44), light sensing switch (45) and electric heating chamber light hole (221) are arranged on same straight line；Whether the energization of light sensing switch (45) control igniter (21) or electric heating chamber (22).
Description
Technical field
The utility model belongs to smoking set field, and in particular to a kind of device that can light or heat automatically cigarette.
Background technology
In recent years, novel tobacco product is fast-developing, and especially electrical heating new cigarette is rapidly growing, and sales volume increases year after year
It is long, and charcoal heating new cigarette is in all novel tobacco products, is most connect in terms of raw materials, appearance and Smoking regime
The product of nearly traditional cigarette is different from place of Conventional end lights type volume and is at one carbon-point end of cigarette end set,
After lighting the carbon-point, by carbon-point burn caused by heat or thermal current conduction-type heating or convection type are carried out to cigarette item
It heats and smoking material is made to discharge smog, aspirated for user.Charcoal heating new cigarette maintains traditional cigarette appearance, maintains
Smoker meets the suction custom of traditional smoker, carries and more convenient to use to the Smoking regime of traditional cigarette.
But charcoal heats new cigarette as traditional cigarette, when use, need to light the front end of cigarette, can realize pumping
It inhales, that is to say, that we need to take out cigarette from cigarette case, could be taken out after lighting cigarette with lighter or match
It inhales, while carries cigarette case, lighter or match, it appears it is inconvenient, cigarette is lighted under the conditions of open fire, there are the peaces such as fire risk
Full hidden danger, and the alkanes substance in lighter and match burning, can cause environment certain pollution.
In addition, smoker has wished to one kind can provide three kinds of traditional cigarette, carbon heating cigarette and electrical heating cigarette simultaneously
The integrated-type smoking set of cigarette smoking function, in order to carry.
Thus propose the utility model.
Utility model content
The first aspect of the utility model provides a kind of device that can light or heat automatically cigarette, including heat source system
System, control system and can open and close type head cover (6), wherein：
The heat source system includes electric heating chamber (22) and the igniter (21) positioned at electric heating chamber (22) bottom, the point
Firearm (21) has heating element (212), and there is the electric heating chamber (22) at least a pair of electric heating chamber through its cavity wall to lead to
Unthreaded hole (221)；
The control system includes control circuit board (41), mechanical switch (42), mode selector switch (43), infrared light supply
(44), light sensing switch (45), device circuit master switch (46)；The wherein closure or openness of mechanical switch (42) control head cover (6)
And the connection and disconnection of control device circuit general switch (46)；Wherein mode selector switch (43) is used to work in igniter (21)
Or electric heating chamber (22) work switches over therebetween；Wherein described infrared light supply (44), light sensing switch (45) and the electricity
Heating chamber light hole (221) is arranged on same straight line；The light sensing switch (45) controls the igniter (21) or electricity to add
Whether the energization work of hot chamber (22).
Wherein described electric heating chamber (22) itself is exactly that other electricity fever members are carried on electrical heating element or its side wall
Part, itself can be achieved with electric heating function, and heating is realized without the heating element (212) on the igniter (21).
In the preferred embodiment of the first aspect of the utility model, there is thermal insulation layer outside the electric heating chamber (22)
(31), optionally there is air chamber (32) between the electric heating chamber (22) and the thermal insulation layer (31).Wherein air chamber
(32) play and aid in heat-insulated effect.
In the preferred embodiment of the first aspect of the utility model, described device further includes spare cigarette accommodating case
(1), wherein accommodating spare cigarette 8.
Have in the preferred embodiment of the first aspect of the utility model, on the thermal insulation layer (31) it is at least a pair of every
Thermosphere light hole (311), at least a pair of of thermal insulation layer light hole (311) and at least a pair of of electric heating chamber light hole
(221) on the same line, the feux rouges sent so as not to influence the infrared light supply 44 passes through the hot chamber light hole to arrangement
(221) and the thermal insulation layer light hole (311) reaches the light sensing switch 45.
In the embodiment of the first aspect of the utility model, battery (51) and/or charging interface (52) are further included.Make
It is powered with the battery (51) and/or charging interface (52) to whole device.
In the preferred embodiment of the first aspect of the utility model, the electric heating chamber (22) can be compared with the dress
The mode slideably stretched out or bounced back is put to set.This can for example be accomplished by the following way：Described device further includes fixation
In the electric heating chamber outer wall and stretch out the electric heating chamber sliding button (7) outside described device.Manually promote the sliding button 7
Electric heating chamber (22) is slideably stretched out or bounced back compared with described device, make electric heating chamber stretch out a distance be in order to
Make the charcoal being inserted heating cigarette or the firing end portion of traditional cigarette slightly away one section of heating element (212) bottom away from
From causing electric heating chamber temperature by too near with electric heating chamber lower bottom part when being so more convenient for lighting and avoiding igniter fire
Rise.
The second aspect of the utility model is related to a kind of automatic method for lighting or heating cigarette, and this method uses this practicality
Device described in new first aspect, this method comprises the following steps：
1) mechanical switch (42) is pressed, unlock head cover buckle opens head cover (6), meanwhile, touch device circuit general switch
(46), connect device way circuit, infrared light supply (4) work sends feux rouges, reaches through the electric heating chamber light hole (221)
The light sensing switch (45)；Then according to cigarette type to be pumped, Setting pattern switching switch (43)：If cigarette to be pumped is
Carbon heats cigarette or end points lit cigarettes, then is arranged to ignition mode, under the pattern only igniter (21) can be powered work and
Electric heating chamber (22) cannot be powered work；If cigarette to be pumped is electric heating type cigarette, it is arranged to heating mode, under the pattern
Only electric heating chamber (22) can be powered work work and igniter (21) cannot be powered；Whole device enters holding state at this time；
2) the insertion cigarette to be pumped into the electric heating chamber (22), when cigarette blocks the feux rouges, light sensing switch
(45) igniter (21) the energization work is started with by cigarette to be pumped according to the mode setting of mode selector switch (43)
Insertion end is lighted or is started the electric heating chamber (22) energization work and carries out periphery heating to treat smoking cigarette；Whole device into
Enter operating mode.
In the preferred embodiment of the second aspect of the utility model, following steps are further included：
3) after cigarette to be pumped is extracted from the electric heating chamber (22), the light sensing switch (46) senses described red
Light simultaneously recovers described device to the holding state.
In the preferred embodiment of the second aspect of the utility model, following steps are further included：
4) after the head cover (6) is closed, then described device way circuit switch (46) cuts off the way circuit of whole device,
Whole device enters closed state.
The advantages of the utility model, is as follows：
The utility model provides a kind of device that can light or heat automatically cigarette for consumer, utilizes unique photoinduction
Structure and Control System Design can sense consumer and plug the action of cigarette and heat the new volume of periphery hot type electrical heating automatically
Cigarette or automatic point charcoal heating new cigarette and Conventional end point lit cigarettes are that a kind of " three-in-one " type integrates smoking set.It should be certainly
The dynamic device for lighting or heating cigarette is powered in safe voltage, is generated heat using heating element, can be in the concealed, flames of anger
In the case of easily light or heat cigarette, avoid traditional lighter and match under the conditions of the open fire existing for lighting cigarette
Fire risk is polluted the environment when the alkanes substance in unsafe conditions and lighter and match burn, and
The device can also accommodate a certain number of cigarettes, realize cigarette receiving, cigarette igniting or heating tool, concealed flames of anger point
Fire or heating function integration, carry, are easy to use.In addition, pass through control system safety Design, moreover it is possible to extract in consumer
Cigarette and when new cigarette is not inserted into the range of the stipulated time, automatically shuts power off, safe and energy saving to ensure.
Description of the drawings
Fig. 1 is the structure diagram of the device that can light or heat automatically cigarette of the utility model.
Attached drawing marks explanation：
1：Spare cigarette accommodating case；21：Igniter；211：Igniter pedestal；212：Heating element；22：Electric heating chamber；
221：Electric heating chamber light hole；31：Thermal insulation layer；311：Thermal insulation layer light hole；32：Air chamber；41：Control circuit board；42：Machinery
Switch；43:Mode selector switch；44：Infrared light supply；45：Light sensing switch；46：Device way circuit switchs；51：Battery；52：It fills
Electrical interface；6：Head cover；61：Head cover rotation axis；7：Electric heating chamber sliding button；8：Spare cigarette.
Specific embodiment
Below in conjunction with this attached drawing 1, clear, complete description is carried out to the technical scheme in the embodiment of the utility model,
Obviously, described embodiment is only the part of the embodiment of the utility model, instead of all the embodiments.Based on this reality
With the embodiment in new, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the device that can light or heat automatically cigarette of the utility model, mainly including heat source system, control
System processed and can open and close type head cover 6, and optionally include power-supply system and insulation system and spare cigarette accommodating case 1.
The heat source system includes igniter 21 and electric heating chamber 22, and igniter 21 includes pedestal 211 and heating element
212, electric heating chamber 22 includes outer layer and internal layer, and outer layer is made of heat safe heat-insulating material, and internal layer is by heat safe highly thermally conductive
Rate material is made, and electric heating chamber length is equal to tobacco segment length (the electrical heating new cigarette cigarette of electrical heating new cigarette cigarette
Tobacco segment length be less than charcoal heating new cigarette cigarette and traditional cigarette cigarette tobacco segment length), electric heating chamber lower part is opened
There are two opposite electric heating chamber light hole 221, two light hole centers and the luminous point of infrared light supply 44 and light sensing switch 45
Optical receiver point point-blank, the core component of igniter 21 is heating element 212, and electric heating chamber 22 can be sent out when being powered
Heat, in the energized state, quickly rise heats new cigarette or tradition to the heating element temperature of igniter in red heat state to charcoal
Cigarette firing tip is lighted a fire or electric heating chamber 22 generates heat to electrical heating new cigarette cigarette tobacco segment from outer circumferential direction
It is heated.
The insulation system 3, is mainly made of thermal insulation layer 31 and optional air chamber 32, there are two the lower part of thermal insulation layer is opened
Opposite light hole 311, two light hole centers are with the optical receiver point of infrared light supply luminous point and light sensing switch in straight line
On.
It must be noted that 22 lower part of electric heating chamber and 31 lower part Ge Kai of heat-barrier material there are two with infrared light supply and light sensing switch
The light hole 221 and 311 of receiving point point-blank, will be logical intuitively to show light hole and propagation path of light in figure
It is drawn as shown in the figure, actually electric heating chamber 22 and thermal insulation layer 31 does not disconnect, simply respectively having opened two in corresponding position at unthreaded hole
A light hole.
The control system includes control circuit board 41 (hereinafter by taking PCBA control centres as an example), mechanical switch 42, mould
Formula switching switch 43, infrared light supply 44, light sensing switch 45 and device way circuit switch 46.PCBA control centres are control systems
Maincenter, PCBA control centres make the action of mechanical switch corresponding response, the connection or disconnection of control device way circuit；
PCBA control centres make corresponding response to the action of mode selector switch, make device be in ignition mode (heat source system
Igniter 21 can work, but electric heating chamber 22 will not work) or heating mode (electric heating chamber 22 of heat source system can work, but
Igniter 21 will not work)；PCBA control centres make the feedback of light sensing switch corresponding response, control heat source system circuit
Connection or disconnection；PCBA control centres also regulate and control the safety protection function of whole device circuit, and (short circuit overcharges, is low pressure, super
When protection etc.), outside is when charging to device, if occurring short-circuit or when overcharging, control system can disconnect device circuit automatically；Device
During electric discharge, if short circuit occur or put (low pressure) excessively, control system can disconnect device circuit automatically；When pressing mechanical switch, fill
Top set lid is opened, and after the connection of device way circuit in 30 seconds, heat source system is also not actuated, then it is total to disconnect device automatically for control system
Circuit, shutoff device；When device way circuit is connected with heat source system circuit, the igniter startup of heat source system reaches 10 seconds or heat
The electric heating chamber startup of source system reaches 330 seconds, and control system can disconnect heat source system circuit automatically, but device way circuit can be protected
Connection is held, if the igniter startup of heat source system reaches 10 seconds or the startup of the electric heating chamber of heat source system reaches 330 seconds, from dynamic circuit breaker
It opens and another cigarette is inserted into 30 after heat source system circuit seconds, then control system can allow heat source system circuit to connect again, heat
Source system task (function of realizing successively-ignited or the branched cigarette of heating) again, if the igniter startup of heat source system reaches 10
The startup of the electric heating chamber of second or heat source system reaches 330 seconds, and cigarette is not inserted into 30 seconds after automatic disconnection heat source system circuit
It props up (i.e. heat source system circuit does not connect again), then control system can disconnect device way circuit, shutoff device automatically.Press machine every time
Communication apparatus way circuit while tool switchs opening device head cover；Close device head cover every time, will disconnect heat source system circuit and
Device way circuit, shutoff device.
The power-supply system includes battery 51 and/or charging interface 52.Power-supply system 5 provides whole device electric energy, tool
There is larger capacitance amount.Charging interface 52 can utilize external power supply to installation's power source system quick charge.
The spare cigarette accommodating case 1 is boxlike cavity made of the high-temperature resistant thermal insulating material of low heat conduction coefficient, can be deposited
Put several spare cigarettes 8.
The device course of work of the utility model is as follows：
Under original state, mechanical switch 42 is not pressed, and when device head cover 6 is not opened, whole device way circuit, which is in, to be disconnected
State, infrared light supply 44 do not work, and will not emit light extraction；When pressing mechanical switch 42, device head cover 6 is opened, while machinery
Switch actuating device way circuit switch 46, the connection of whole device way circuit, infrared light supply 44 works, and normal transmission light extraction, by
In being not inserted into cigarette, light sensing switch 45 receives the light that infrared light supply is launched, and heat source system circuit is off, heat source
System will not start；When device way circuit connects, and cigarette is inserted in place, cigarette lower part is located at infrared light supply 44 and is opened with light sensation
Between closing 45, the propagation path of light between two opposite light holes 221 that electric heating chamber lower part opens up is blocked, has been blocked red
The light that outer light source is launched, light sensing switch 45 cannot normally receive light, at this point, heat source system circuit communication, heat source system are opened
(igniter 21 of pattern or heat source system according to residing for mode selector switch 43 works, and igniter temperature is rapid for beginning work
It raises and is in red heat state, realize and new cigarette or the igniting of traditional cigarette cigarette firing tip are heated to charcoal；Heat source system
Electric heating chamber 22 work, electric heating chamber generates heat rapidly, realizes and electrical heating new cigarette cigarette tobacco segment is added from periphery
Heat), heat source system is lighted a fire to cigarette or is heated suction and terminates that (periphery electrical heating new cigarette cigarette need to be placed in electric heating chamber inner edge
Heat side suction), cigarette is taken out, when cigarette is fetched into the two opposite thang-kngs left electric heating chamber lower part and opened up in cigarette lower part
When the propagation path of light between the two light holes is no longer blocked in hole 221, cigarette no longer blocks the light that infrared light supply is launched, light
Sense switch recovers to receive the light that infrared light supply is launched, and heat source system circuit disconnects, and heat source system is stopped, but device is total
Circuit is still in connected state, if again insertable into cigarette, heat source system circuit can connect again, and heat source system can work again
Make.Device head cover is closed, touch device way circuit switchs mechanical switch again, then can simultaneously switch off heat source system circuit and device
Way circuit, shutoff device.
Preferably, an electric heating chamber sliding button 7 can be added, electric heating chamber is designed as can upward sliding certain distance
Cavity (by electric heating chamber sliding button 7, can make 22 upward sliding certain distance of electric heating chamber and recover home position), electrical heating
Chamber lower part and electric heating chamber periphery heat-barrier material lower part point-blank and opposite four light holes in center be arranged on away from
From electric heating chamber bottom 8mm positions (so can clearly identify cigarette whether be inserted into or whether extracted), thang-kng bore dia
≤ 2mm, the preferred 3mm -6mm of sliding distance (after ensureing electric heating chamber upward sliding maximum range, electric heating chamber bottom part
The propagation path of light between infrared light supply and light sensing switch can be still blocked completely, it is ensured that the light that infrared light supply is launched is not by light sensation
Received by switch).The advantages of so designing is (the device pattern when suction charcoal heating new cigarette or traditional cigarette cigarette
Switching switch is in ignition mode), since electric heating chamber up moves a distance, electric heating chamber bottom and cigarette firing tip end
Portion no longer aligns, i.e., cigarette firing tip is no longer electrically heated chamber lower part and is surrounded, but exposed in the outside of electric heating chamber so that
Igniter energy is more convenient, rapidly lights cigarette firing tip, and igniter has certain distance with electric heating chamber bottom so that
Igniter will not directly heat electric heating chamber bottom, and the rise of electric heating chamber temperature is caused (to heat new cigarette due to the use of charcoal
Or traditional cigarette cigarette, mode selector switch are in ignition mode, electric heating chamber will not work, and electric heating chamber at this time only serves
Accommodate and position the effect of cigarette to be fired).When suction periphery electrical heating new cigarette cigarette, mode selector switch is in heating
During pattern, electric heating chamber is located at initial position and does not move up；When suction charcoal heating new cigarette or traditional cigarette, pattern switching
It is while charcoal heating new cigarette cigarette or traditional cigarette cigarette is inserted into, electric heating chamber is past when switch is in ignition mode
Upper mobile setpoint distance (must be in ignition mode, and charcoal heating new cigarette or traditional cigarette in device mode selector switch
While cigarette is inserted into or after insertion, electric heating chamber can up be moved, while being preferably inserted into cigarette, by electric heating chamber
Up move), otherwise electric heating chamber up moves the propagation path of light that can be blocked between infrared light supply and light sensing switch, and light sensation is opened
Pass does not receive the light that infrared light supply is launched, and PCBA control centres, which can give tacit consent to, to be already inserted into cigarette and connect heat source system circuit
Start heat source system), up displacement distance preferably sets 3mm-6mm to electric heating chamber.When igniter to charcoal heat new cigarette or
After traditional cigarette cigarette is lighted a fire, electric heating chamber should be moved down in time and be restored to initial position, then take out charcoal at once
(if directly taking out the cigarette after igniting, electric heating chamber is in this moment up to be moved for heating new cigarette or traditional cigarette cigarette
Position afterwards, electric heating chamber lower part have blocked the propagation path of light between infrared light supply and light sensing switch, that is, the cigarette after lighting a fire
After taking-up, because light sensing switch cannot receive the light that infrared light supply launches, the igniter of heat source system starts not up to 10 seconds
In the case of igniter may proceed to work, cause energy waste and generate unnecessary heat, so, ideally, taking
Go out before or while charcoal heating new cigarette cigarette and traditional cigarette cigarette after igniting, electric heating chamber is moved down and recovers former
Then charcoal is heated new cigarette or traditional cigarette cigarette takes out electric heating chamber by position).
Preferably, the bulk of device cigarette accommodating chamber 1 can heat new cigarette, traditional cigarette or periphery according to charcoal
The apparent size of electrical heating new cigarette cigarette packaging cigarette case is designed, you can by a box by the packaged cigarette of packaging cigarette case
It is directly contained in together with cigarette case in cigarette accommodating chamber, so may be implemented in (such as device point during device head cover is opened
During combustion and heating cigarette), it can ensure the sanitation and hygiene of the cigarette held in cigarette accommodating chamber well.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modifications, equivalent replacements and improvements are made should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of device that can light or heat automatically cigarette, including heat source system, control system and can open and close type head cover
(6), it is characterised in that：
The heat source system includes electric heating chamber (22) and the igniter (21) positioned at electric heating chamber (22) bottom, the igniter
(21) there is heating element (212), the electric heating chamber (22) has at least a pair of electric heating chamber light hole for running through its cavity wall
(221)；
The control system includes control circuit board (41), mechanical switch (42), mode selector switch (43), infrared light supply
(44), light sensing switch (45), device circuit master switch (46)；The wherein closure or openness of mechanical switch (42) control head cover (6)
And the connection and disconnection of control device circuit general switch (46)；Wherein mode selector switch (43) is used to work in igniter (21)
Or electric heating chamber (22) work switches over therebetween；Wherein described infrared light supply (44), light sensing switch (45) and the electricity
Heating chamber light hole (221) is arranged on same straight line；The light sensing switch (45) controls the igniter (21) or electricity to add
Whether the energization work of hot chamber (22).
2. the device according to claim 1 that can light or heat automatically cigarette, it is characterised in that：The electric heating chamber
(22) it is external that there is thermal insulation layer (31), optionally there is air chamber between the electric heating chamber (22) and the thermal insulation layer (31)
(32)。
3. the device according to claim 1 that can light or heat automatically cigarette, it is characterised in that：Described device further includes
Spare cigarette accommodating case (1).
4. the device according to claim 2 that can light or heat automatically cigarette, it is characterised in that：The thermal insulation layer (31)
It is upper that there is at least a pair of of thermal insulation layer light hole (311), at least a pair of of thermal insulation layer light hole (311) and at least a pair of of electricity
Heating chamber light hole (221) is arranged on the same line.
5. the device according to claim 1 that can light or heat automatically cigarette, it is characterised in that：Further include battery (51)
And/or charging interface (52).
6. the device according to claim 1 that can light or heat automatically cigarette, it is characterised in that：The electric heating chamber
(22) mode that slideably can be stretched out or bounce back compared with described device is set.
7. the device according to claim 6 that can light or heat automatically cigarette, it is characterised in that：It further includes and is fixed on institute
It states electric heating chamber outer wall and stretches out the electric heating chamber sliding button (7) outside described device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721158020.7U CN207383531U (en) | 2017-09-11 | 2017-09-11 | A kind of device that can light or heat automatically cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721158020.7U CN207383531U (en) | 2017-09-11 | 2017-09-11 | A kind of device that can light or heat automatically cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207383531U true CN207383531U (en) | 2018-05-22 |
Family
ID=62417123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721158020.7U Withdrawn - After Issue CN207383531U (en) | 2017-09-11 | 2017-09-11 | A kind of device that can light or heat automatically cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207383531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107692317A (en) * | 2017-09-11 | 2018-02-16 | 云南中烟工业有限责任公司 | A kind of device that can light or heat automatically cigarette |
-
2017
- 2017-09-11 CN CN201721158020.7U patent/CN207383531U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107692317A (en) * | 2017-09-11 | 2018-02-16 | 云南中烟工业有限责任公司 | A kind of device that can light or heat automatically cigarette |
| WO2019047955A1 (en) * | 2017-09-11 | 2019-03-14 | 云南中烟工业有限责任公司 | Device capable of automatically lighting or heating cigarette |
| CN107692317B (en) * | 2017-09-11 | 2019-07-16 | 云南中烟工业有限责任公司 | A kind of device that can light or heat automatically cigarette |
| US11178912B2 (en) | 2017-09-11 | 2021-11-23 | China Tobacco Yunnan Industrial Co., Ltd | Device capable of automatically igniting or heating a cigarette |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180522 Effective date of abandoning: 20190716 |
|
| AV01 | Patent right actively abandoned |