12599results about "Tobacco" patented technology

At least one example embodiment provides a system for controlling a heater in a non-combustible aerosol-generating device, the system comprising a memory storing computer-readable instructions and a controller configured to execute the computer-readable instructions to cause the non-combustible aerosol-generating device to apply a first power to the heater based on a first preheat temperature determine an estimated energy applied to the heater during application of the first power, and apply a second power to the heater based on the estimated energy, an energy threshold and a second preheat temperature, the second power being less than the first power.

A vaporizing device including a reservoir to store a liquid precursor, a dispenser to regulate the flow of the liquid precursor, a chamber to receive the liquid precursor and generate vapor, and a heater to supply heat to vaporize at least a portion of the liquid precursor, an inlet to admit air, and an outlet that includes a tortuous flow path geometry configured to condition vapor or aerosol prior to delivery to a user. The chamber may include geometries that enhance thin film vaporization or induce rotational flow. A controller may be provided to regulate power delivered to the heater, estimate heater temperature, compare detected inhalation parameters to stored inhalation profiles, and responsively adapt operation. In some embodiments, the controller may operate in an idle or standby mode to maintain a minimum temperature. The device may also include valves to inhibit leakage of the liquid precursor when not in use.

The invention provides an aerosol generation device, a heating control method thereof and a storage medium, and the heating control method comprises the steps: S1, a control assembly obtains frequency error data, and the frequency error data represents error data between the resonant frequency of a heating assembly and a target frequency; s2, performing fuzzification processing on the frequency error information by the control component to obtain a target frequency adjustment parameter; s3, the control component adjusts the resonant frequency according to the target frequency adjustment parameter to obtain a target output frequency; s4, the control assembly controls the heating assembly to conduct heating according to the target output frequency. According to the heating control method, a radio frequency heating system frequency dynamic regulation and control strategy based on real-time capacitance monitoring and fusing fuzzy control and a fast Fourier transform (FFT) algorithm is creatively applied, and the purpose is to guarantee that a heating assembly can always accurately run in the optimal resonant frequency interval, and efficient and stable heating performance is achieved.

A security tag can prohibit unauthorized usage of a device or product. The device may include an electronic nicotine delivery systems (“ENDS”) device, which may include aerosol delivery devices such as smoking articles that produce aerosol. The security tag can prevent usage until authorized. Attempts at usage without authorization can result in the device being unusable. The authorization may include identity confirmation or age verification.

A vaporizer cartridge has a cartridge case defining a case interior and being sized and configured for mating with a cartridge receiver. A flow passage within the case interior extends from a cartridge air inlet to a mouthpiece exit port. The vaporizer cartridge has a liquid reservoir, a resistive heating element, and a liquid transport structure. The resistive heating element has a central heating portion in electrical communication with two electrical contact tabs. The central heating portion is positioned adjacent the flow passage. The contact tabs extend outside the cartridge case and are configured for engagement by electrical contacts of the cartridge receiver when the cartridge case is mated to the cartridge receiver. The fluid transport structure has an intake surface and an outflow surface adjacent or in contact with the heating element and is configured for transfer of liquid from the reservoir to the outflow surface.

The invention provides a matched tobacco appliance identification method and system based on a metal heating inductor, and belongs to the technical field of data identification. In the process of heating the metal heating inductor, a plurality of temperature points are set, real-time temperature parameters and electromagnetic parameters of the metal heating inductor are obtained, and a temperature-electromagnetic mapping table is established; constructing a three-dimensional parameter grid based on the electromagnetic parameters, performing mean division on the three-dimensional parameter grid to obtain a mean grid, and constructing a coupling change rate matrix according to the mean grid; performing eigenvalue decomposition on the parameter coupling change rate matrix to obtain a deformation eigenvector, and comparing the deformation eigenvector with a pre-stored appliance mode recognition vector to obtain a mode similarity score; acquiring an appliance judgment mode based on the mode similarity score, and executing a mode mechanism according to the appliance judgment mode; the interference of temperature drift on an identification result is reduced, the problem that a traditional identification mode depends on voltage, current and resistance value detection is solved, and the misjudgment probability is reduced.

The invention discloses an atomization equipment control method and device, a controller, equipment and a readable storage medium. The method comprises the steps that detection data collected by a sensor in atomization equipment is obtained; preprocessing the detection data according to historical suction data and current temperature to obtain denoised detection data; the detection data comprises at least two types of detection data; inputting the at least two types of detection data into a pre-trained behavior recognition model to obtain a behavior recognition result recognized by the behavior recognition model; the behavior recognition result is used for representing the use state of the atomization equipment; under the condition that the behavior recognition result represents that the atomization equipment is in the suction state, the atomization equipment is controlled to conduct atomization operation. The method and the device can be used for solving the problem of misjudgment of atomization equipment caused by external interference factors in related technologies.

The invention provides an aerosol generating device and a coil assembly thereof, the aerosol generating device comprises a control assembly, the control assembly transmits an electric signal to the coil assembly through an electric connection part, the coil assembly comprises a ceramic substrate, a conductive heating body and a temperature feedback element, the ceramic substrate defines a heating cavity, and the conductive heating body is arranged in the heating cavity. The heating cavity is used for accommodating an aerosol forming substrate; the conductive heating body is arranged on the ceramic base body, and the conductive heating body heats the aerosol to form a substrate so as to generate aerosol; the temperature feedback element is arranged on the inner side or the outer side of the heating cavity and used for obtaining temperature related information of the conductive heating body and feeding back the temperature related information to the control assembly. The ceramic base body integrates the conductive heating body and the temperature feedback printed circuit, precision of temperature feedback control is achieved, real-time feedback adjustment can be conducted on the coil circuit according to the preset temperature, and stability and precision of the heating process are guaranteed.

According to the electronic cigarette sensor with the partition wall structure, a partition wall, a step and a Z-shaped air inlet channel are formed in an injection molding cavity of a lead frame, the high step is provided with an air inlet channel penetrating through the high step and the bottom wall of the lead frame, the air inlet channel is in an inverted Z shape, the high step is further provided with a micro-electro-mechanical sensor, and the micro-electro-mechanical sensor is arranged on the bottom wall of the lead frame. A low step is arranged at the position, away from the high step, in the cavity, and protective nets are arranged on the upper cover and the lower cover. The lead frame is provided with a circular cavity, the height of the bottom of the circular cavity is slightly higher than that of the star-shaped bonding pad, the circular cavity is in a concave semi-wrapping state, and good sealing performance and good mounting welding performance during mounting of the formed electronic cigarette sensor are facilitated. A partition wall is further arranged in the cavity, the ASIC chip and the micro-electro-mechanical sensor are isolated through the partition wall, the micro-electro-mechanical sensor is protected from being polluted by manufacturing procedures, tobacco tar and the like, and a sealed oil-proof air channel is provided for the oil-proof cotton.

The present application provides a susceptor for inductively heating an aerosol generating substrate, a preparation method of the susceptor, and an aerosol generating article comprising the susceptor; the susceptor comprises a single alloy prepared by smelting iron, nickel and zircon as main element raw materials, has a Curie temperature of 300-600 DEG C, and the initial magnetic permeability of the alloy presents a peak characteristic with the increase of temperature. The single layer structure susceptor of the single alloy material of the present application realizes the functions of heating and temperature control at the same time, and overcomes the defects of the prior art, such as complex process, high preparation cost, and limited compatibility of electromagnetic induction heating appliances. Meanwhile, the susceptor has a relatively wide magnetic performance variation window and an aerosol generating system performance variation window, and can be flexibly adapted to more aerosol generating substrates.

An aerosol provision device or a vapor provision device including an aerosol generator or vapor generator; a driving circuit connected to the aerosol generator or vapor generator, wherein the driving circuit is configured to employ either pulse width modulation or amplitude modulation, to supply power to the aerosol generator or vapor generator; and a power source connected to the driving circuit, wherein the power source includes a hybrid ion capacitor.

The present application provides a heating control method, device, and atomizer, relating to the field of atomizer technology. The method includes: in response to a puff trigger signal, controlling the heating component to heat up to a target temperature range, and controlling the atomized substrate to move a first target length toward the area to be heated, the atomized substrate in the area to be heated atomizes and forms smoke within the target temperature range, and after a preset condition is met, controlling the heating component to cool down to below the target temperature range, and controlling the atomized substrate to continue moving a second target length toward the area to be heated, wherein the first target length and the second target length are both approximately equal to the length of the area to be heated. This technical solution can prevent the heating component from baking the atomized substrate in the same area for a long time, thereby avoiding the occurrence of a burnt smell during puffing. At the same time, after the puff is completed, the residual heat of the heating component can be used to keep the atomized substrate warm, thereby shortening the heating and baking time during the next puff and increasing the smoke-starting speed.

An aerosol-generating device is provided, including: a first power supply and a second power supply; and electric circuitry including a controller to supply electrical energy from the first and the second power supplies to an electric heater, the first and the second power supplies are different types of power supplies, the first power supply being a Li-NMC, a Li-LCO, a Li-NCA, or a LiPo battery, the second power supply being a LiFePO4 battery, the controller to provide power to the heater according to a predetermined heating profile including at least first and second heating stages in which a different amount of heating power is provided to the heater, the first heating stage being a preheating stage for preheating the at heater up to an operation temperature, and the second heating stage being an operation stage in which the device is configured to generate an inhalable aerosol.

To provide an inductor for use in an aerosol provision device.SOLUTION: The inductor includes an electrically conductive element and a secondary coil. The element includes an electrically conductive non-spiral first portion 601 coincident with a first plane, an electrically conductive non-spiral second portion 602 coincident with a second plane that is spaced from the first plane, and an electrically conductive connector 603 that electrically connects the first portion 601 to the second portion 602. The electrically conductive element is configured such that, when a varying electrical current is applied to the electrically conductive element, a corresponding varying electrical current is induced in the secondary coil.SELECTED DRAWING: Figure 6

A method and apparatus are provided. An aerosol-generating device includes a chamber configured to store a liquid aerosol-generating material, a main body including a partition wall facing the chamber, a conductive member provided on one surface of the chamber facing the partition wall, and a level sensor configured to sense an amount of the liquid aerosol-generating material stored in the chamber, in which the level sensor is configured to sense the amount of the liquid aerosol-generating material by applying current to the conductive member and measuring a voltage value that varies depending on a capacity of the liquid aerosol-generating material.

Disclosed are an aerosol-generating device and a heating structure. The heating structure includes a sleeve and a heating element at least partially spaced apart from the sleeve. The heating element includes a heating substrate configured to generate heat in a powered-on state, and an infrared radiating layer that is arranged on the outer surface of the heating substrate and configured to radiate infrared light waves. The sleeve is configured to allow the infrared light waves to pass through. The heating element is at least partially bent and has a first free end and a second free end, the sleeve has two end portions distributed along a longitudinal direction, and the first free end and the second free end are led out from a same end portion of the sleeve. According to the heating structure, the heating element is at least partially bent and the first free end and the second free end of the heating element can be led out from the same end portion of the sleeve, whereby the assembly process of the heating structure can be simplified and assembly costs can be reduced.

An aerosol generating device for generating an aerosol by heating an aerosol generating article includes: a case; a heater disposed in the case and configured to generate heat; a support disposed in the case and including a cavity for accommodating an aerosol generating article; a rib formed on an inner surface of the support and extending along a circumferential direction of the cavity such that an outer circumferential surface of the aerosol generating article accommodated in the cavity is surrounded by the rib; and an air flow path formed between the case and the support such that air is introduced into the cavity.

The present disclosure relates to an aerosol-generating device and a heating structure including a heating portion and two conductive portions; the heating portion has a spiral structure and is formed by winding at least one heating element; the heating element includes a heating substrate for generating heat in an electrified state, and an infrared radiation layer provided on an outer surface of the heating substrate for radiating infrared light waves; the heating portion includes a first end and a second end opposite to the first end; and the two conductive portions are connected to the first end and the second end of the heating portion, respectively, and extend in a same direction. By winding at least one heating element to form a heating portion having a hollow spiral structure, the heat transfer efficiency of the heating portion may be improved, and the overall reliability of the heating structure may be improved, such that the uniformity of the gap between the heating portion and the tube body may be maintained, and thus a temperature field may be kept uniform.

The present disclosure relates to an aerosol generating device and a heating structure thereof. The heating structure includes a heating element capable of radiating infrared light waves in a power-on state, a tube body for the infrared light waves to pass through, and a temperature measurement unit for temperature measurement. The heating element is at least partially spaced apart from the tube wall of the tube body. The heating element includes a heating portion and a conductive portion connected to one end of the heating portion. The temperature measurement unit is arranged on the tube wall of the tube body. In the present disclosure, the heating element is at least partially spaced apart from the tube wall of the tube body. This design prevents overheating of the heating element, enhancing the user's puffing experience. Additionally, the temperature measurement unit ensures high accuracy, fast response, and a simple structure.

The invention discloses a passive electronic cigarette, and relates to the technical field of electronic cigarettes, and the passive electronic cigarette comprises a base, a lithium battery, a flexible battery and a cigarette rod; the lithium battery and the cigarette rod are vertically arranged on the upper surface of the base and are electrically connected; the flexible battery wraps the outer surface of the lithium battery and is electrically connected with the lithium battery; the flexible cell comprises a flexible substrate and a weak light response material. The flexible substrate is wound on the outer surface of the lithium battery, and the weak light response material is arranged on the flexible substrate; and the weak light response material is electrically connected with the lithium battery. The use convenience of the electronic cigarette is improved.

A nicotine e-vaping device includes a heater, a power control circuit, and a memory module. The heater element is configured to heat nicotine pre-vapor formulation. The power control circuit is coupled to the heater element through a wire. The power control circuit is configured to apply a pulse width modulated power signal to the heater element through the wire, and to receive information over the wire. The memory module is configured to detect a plurality of pulses in the pulse width modulated power signal, record information based on the detected plurality of pulses, and output the recorded information to the power control circuit via the wire.

An apparatus and method for aerosol delivery, wherein the apparatus includes a biodegradable outer body, a power source, an aerosolizable material reservoir, a control circuit comprising an aerosol generation mechanism, a channel on top of the aerosolizable material reservoir, an absorption pad encasing the channel, and a support feature on either side of the channel on top of the reservoir. The method includes using a processing unit of the apparatus to configure the control circuit after determining a device usability.

The utility model provides a lamp effect display structure and an atomization device thereof, the lamp effect display structure is applied to the atomization device, the lamp effect display structure comprises a panel assembly, the panel assembly is provided with a light guide groove and a light hole, the light guide groove is formed in the surface of the panel assembly, the light guide groove is provided with a reflection area, and the light emitting position of the light hole faces the reflection area; the light-emitting component is arranged on one side, opposite to the surface of the panel component, of the panel component and is opposite to the light-transmitting hole; light emitted by the light-emitting assembly is projected to the reflection area through the light-transmitting hole, and the reflection area can reflect the light emitted by the light-emitting assembly to the surface of the panel assembly. According to the panel assembly, the light guide groove is formed in the panel assembly, the light emitted by the light transmitting hole is reflected through the reflection area formed by the light guide groove, then the direct light emitting mode is avoided, the discomfort brought to a user by light emitting of the light transmitting hole is reduced, and the use comfort degree is improved.

The utility model relates to an aerosol substrate storage device and an aerosol generating device comprising the aerosol substrate storage device, the aerosol substrate storage device comprises a main body assembly, the main body assembly comprises a storage cavity used for containing an aerosol generating substrate and a flow guide hole used for draining the aerosol generating substrate out of the storage cavity, and the main body assembly further comprises a matching part; the blocking assembly is detachably connected to the main body assembly so as to shield the flow guide hole, and the blocking assembly comprises a cover piece with an interference part and a supporting component arranged in the cover piece; wherein the cover part is configured to rotate relative to the main body assembly, when the cover part rotates to a first position, the cover part can be removed from the main body assembly in the longitudinal direction so as to expose the flow guide hole, and when the cover part rotates to a second position, the interference part interferes with the matching part in the longitudinal direction so as to prevent the cover part from being removed from the main body assembly; the supporting component is located between the main body assembly and the cover piece and is configured to support the cover piece in a floatable mode in the longitudinal direction so as to provide supporting force to enable the interference part and the matching part to abut against each other.

A mouthpiece for a vaporizer device includes a vapor inlet and an aerosol outlet. A first plurality of air inlets and a second plurality of air inlets are disposed between the vapor inlet and the aerosol outlet and configured to provide air streams. The air streams form a first vortex and a second vortex. The air streams mix with a vapor entering from the vapor inlet and form an aerosol exiting through the aerosol outlet. Related apparatus, systems, techniques and articles are also described.

The utility model relates to an atomizer, an aerosol generating device and a heating element, and the atomizer comprises a shell which is internally provided with a liquid storage cavity for storing a liquid matrix; the atomization assembly comprises a liquid guide element and a heating element, the liquid guide element is used for conducting the liquid matrix to the heating element, and the heating element is used for heating and atomizing the liquid matrix to generate aerosol; the first support is used for holding the atomization assembly; wherein the heating element comprises a first heating part, a second heating part and a connecting part, the connecting part is connected with the first heating part and the second heating part, the first heating part and the second heating part are arranged at intervals in a non-coplanar mode, and an atomization cavity used for releasing aerosol and allowing airflow to pass through is defined between the first heating part and the second heating part.

The utility model provides a partition heating electronic atomization component and device which are simple in assembly, the electronic atomization component comprises a support, a liquid guide unit and a heating unit, a cavity is arranged in the support, the cavity extends to the edge of the support to form an opening for the liquid guide unit to be installed in, the liquid guide unit comprises a separator and at least two liquid guide parts, and the separator is arranged in the cavity. The at least two liquid guiding pieces are arranged at intervals in the extending direction of the cavity, and a separating piece is arranged between every two adjacent liquid guiding pieces. The electronic atomization device comprises a shell and the electronic atomization assembly arranged in the shell. According to the electronic atomization assembly and device, the liquid guide piece is separated through the separation piece, and mutual interference of different kinds of liquid is avoided. Moreover, when the electronic atomization assembly is produced and assembled, as long as the liquid guide pieces and the isolation pieces are installed in the cavity from the opening of the shell together, the isolation pieces play a role in supporting the two adjacent liquid guide pieces, it is ensured that the distance between the installed liquid guide pieces meets the requirement, assembly is easy, cost is low, and the production efficiency and stability of products are greatly improved.

An aerosol-generating apparatus (100) comprises a receptacle (106) configured to hold an aerosol-generating material (112). A heater (114) receives power supplied from a power source (118) to heat the aerosol-generating material to generate an aerosol for delivery to a user. A temperature monitor (120, 124, 132) determines at least one temperature at, respectively, at least one part of the aerosol-generating apparatus. A controller (116) calculates a temperature of the aerosol-generating material according to a temperature calculation algorithm using the at least one temperature determined by the temperature monitor. An amount of power supplied to the heater from the power source is controlled, by the controller, based on the calculated temperature of the aerosol-generating material.

The invention provides an aerosol generating device, a temperature measuring method thereof and a storage medium, the aerosol generating device comprises a heating chamber, a heating assembly, an LC temperature measuring assembly and a control assembly, the heating assembly is used for heating an aerosol forming substrate accommodated in the heating chamber during working to generate aerosol, the LC temperature measuring assembly measures the heating temperature of the heating assembly, the control assembly controls the heating assembly according to the heating temperature, the LC temperature measuring assembly comprises a main temperature measuring piece and a reference temperature measuring piece, and the main temperature measuring piece is wound on the outer wall surface of the heating cavity, is coplanar with the heating assembly and is used for measuring first temperature associated information of the heating assembly; the reference temperature measuring piece is arranged at the bottom of the heating chamber, forms a nested structure with the main temperature measuring piece, and is used for measuring second temperature related information of the environment temperature information; and the control assembly determines the target temperature of the heating assembly according to the first temperature correlation information and the second temperature correlation information.

The utility model relates to the field of heat-not-burn, in particular to a heat-not-burn assembly, a heat-not-burn appliance and a heat-not-burn system.The heat-not-burn assembly comprises a heating body and a suction nozzle detachably connected with the heating body, the heating body is provided with a heating cavity, and the heating cavity is used for containing and heating a solid aerosol matrix; the suction nozzle is provided with an air inlet channel and an air outlet channel, the air inlet channel and the air outlet channel are independently arranged, the suction nozzle is provided with an air inlet, the air inlet is used for being communicated with the heating cavity through the air inlet channel when the suction nozzle is connected with the heating body, and the air outlet channel is used for being communicated with the heating cavity in a butt joint mode when the suction nozzle is connected with the heating body. Due to the fact that the air inlet, the air inlet channel and the air outlet channel are all arranged on the suction nozzle, a cooling air channel does not need to be arranged in the appliance main body, a cooling section does not need to be arranged on the aerosol product, the suction nozzle can be repeatedly used, and the aerosol product only has a solid aerosol substrate. And the cost of the aerosol product and the use cost of a user can be reduced.