Abstract: A heater and a cigarette utensil are provided. The heater includes: a base body; an electrically conductive coating, including a first electrode and a second electrode formed to be spaced apart on a surface of the base body; and an electric heating coating formed on the surface of the base body. Each of the first electrode and the second electrode includes a first portion and a second portion. The first portion of the first electrode and the first portion of the second electrode are both at least partially covered by the electric heating coating to be located between the surface of the base body and the electric heating coating, and are electrically connected to the electric heating coating. The second portion of the first electrode and the second portion of the second electrode are both exposed from the surface of the base body.

Abstract: A resistive heater (30a) for use in an aerosol generation apparatus, and an aerosol generation apparatus are provided. The resistive heater (30a) for use in the aerosol generation apparatus includes conductive ceramic; and the resistivity of the conductive ceramic is between 1×10?4 ?·cm and 1.3×10?1 ?·cm.

Abstract: A porous body, an atomizer, and an electronic atomization device are provided. The atomizer includes: a liquid storage cavity for storing a liquid substrate; a porous body in fluid communication with the liquid storage cavity to receive the liquid substrate; and a heating element bonded to the porous body to heat at least part of the liquid substrate in the porous body to generate an aerosol. A volume of micropores in the porous body having a pore size greater than 30 ?m accounts for 40% or more of a volume of all micropores in the porous body.

Abstract: The embodiments of this application provide an electronic cigarette. The electronic cigarette includes an outer housing, an atomizing sheath having two separating walls and a liquid storage cavity, and a nozzle assembly having a nozzle and a sealing piece. The liquid storage cavity is formed between the two separating walls. Two aerosol output passageways are respectively disposed at two sides of the liquid storage cavity. The separating wall separates the aerosol output passageway and the liquid storage cavity. A sealing sleeve part of the nozzle is fixed to the main body and extends into the liquid storage cavity. A sleeve wall of the sealing piece is located and squeezed between the sealing sleeve part and the separating wall for sealing the liquid storage cavity. In addition, a nozzle used in the electronic cigarette is also provided.

Abstract: A cartridge and an atomizer having the cartridge are provided. The cartridge includes a micro-porous body with an absorption surface and an atomization surface; a heating element is embedded in the micro-porous body; the heating element is disposed between the absorption surface and the atomization surface; the heating element includes a first surface and a second surface; the heating element is bored with multiple spaced through holes, the through holes are extending from the first surface to the second surface. The heating element includes a tube-shaped or a flake-shaped structure with an even thickness. An axial direction of the through holes is parallel with a direction of liquid conduction between the absorption surface and the atomization surface.

Abstract: An aerosol generating device and a heater are provided. The device includes a chamber for accommodating an aerosol generating product. The heater is inserted into the aerosol generating product to heat the aerosol generating product. The heater has a free front end and a tail end opposite the free front end. The heater includes a base body, a resistance heating coil and a protective coating. The base body extends between the free front end and the tail end in the length direction of the heater. The resistance heating coil surrounds the base body. The protective coating surrounds at least a part of the resistance heating coil and holds the resistance heating coil outside the base body.

Abstract: A heating assembly and an aerosol generating device are provided. The heating assembly includes a substrate made of metal. The substrate is a thermal radiation element for radiating heat to heat an inhalable product, thereby causing the inhalable product to generate an aerosol. The substrate is doped with a non-metal element, along a depth direction with a radiating surface of the substrate as a starting point. A distribution density of the non-metal element at a first depth is greater than a distribution density of the non-metal element at a second depth. The second depth is greater than the first depth. The substrate has a non-metal element in a surface layer of a certain thickness.

Abstract: An atomizer and an electronic atomization device are provided. The atomizer includes: a liquid guide element that includes an atomization surface and a liquid absorbing surface; a heating element for heating a liquid substrate absorbed by the liquid guide element to generate an aerosol; and a first bracket that includes a partition portion, a first chamber and a second chamber. The partition portion isolates the first chamber from the second chamber, and includes a first through hole communicating the first chamber with the second chamber. The liquid guide element is at least partially accommodated in the second chamber. The atomization surface faces the first chamber, and the atomization surface is for the aerosol to escape and enter the first chamber through the first through hole.

Abstract: An aerosol generating device and a heater are provided. The aerosol generating device includes a chamber for receiving an aerosol generating product, a magnetic field generator for generating a varying magnetic field, and a heater for heating the aerosol generating product. The heater includes a susceptor and a temperature sensor. A part of the susceptor extends in the chamber. The susceptor is penetrated by the varying magnetic field to generate heat and has a hollow extending in an axial direction. The temperature sensor senses a temperature of the susceptor. A part of the temperature sensor is located in the hollow. A hole penetrates from an outer surface of the susceptor to the hollow. The hole provides a path for operating the temperature sensor, so that the temperature sensor is connected to the susceptor.

Abstract: An atomizer comprises a housing internally provided with: a liquid storage cavity for storing a liquid substrate; an elastic sealing member, which at least partially defines the liquid storage cavity, wherein the elastic sealing member is provided with an accommodation cavity, and one end of the elastic sealing member is provided with an opening in communication with the accommodation cavity; and an atomization assembly for atomizing the liquid substrate to generate an aerosol, wherein the atomization assembly can be accommodated in the accommodating cavity via the opening, and part of the outer surface of the atomization assembly is spaced apart from a surface of an inner wall of the elastic sealing member. The elastic sealing member is provided with the accommodating cavity for accommodating the atomization assembly, and a side wall of the atomization assembly is spaced apart from the inner wall of the elastic sealing member.

Abstract: An ultrasonic atomization assembly, an ultrasonic atomizer, and an ultrasonic atomization device are provided. The ultrasonic atomization assembly includes an ultrasonic atomization sheet including a first electrode and a second electrode; a first liquid guide element in contact with the ultrasonic atomization sheet and configured to transfer a liquid substrate to the ultrasonic atomization sheet; and an atomization sleeve including a limiting portion. One end of the atomization sleeve is provided with an opening. A part of the first liquid guide element is exposed to the opening, and the other part of the first liquid guide element is held between the limiting portion and the ultrasonic atomization sheet. The ultrasonic atomization sheet and the liquid guide element are accommodated in the atomization sleeve and a part of the liquid guide element is exposed to the opening at the end of the atomization sleeve.

Abstract: An electronic cigarette atomizer, comprising an electronic cigarette liquid storage chamber for storing electronic cigarette liquid, and an atomization assembly for absorbing and atomizing the electronic cigarette liquid. The atomization assembly comprises a porous body and a heating element. The porous body comprises an electronic cigarette liquid absorption surface in contact with the electronic cigarette liquid and an atomization surface. The heating element is provided on the atomization surface. The electronic cigarette liquid absorption surface is provided with a plurality of blind holes and/or grooves extending along the electronic cigarette liquid absorption surface towards the atomization surface. In the atomization assembly, electronic cigarette liquid atomization is performed on the porous body formed with the blind holes and/or grooves.

Abstract: An electronic atomization apparatus includes: an outer housing, an aerosol base material storage tank, an aerosol generating apparatus, and a power supply assembly. An assembly window is arranged on a housing. The assembly window is used as an assembly window of the electronic atomization apparatus for assembling the aerosol base material storage tank, the aerosol generating apparatus, and the power supply assembly into the housing. The assembly window is further used as a replacement window of a consumable material. The assembly window is set as both the assembly window of the electronic atomization apparatus and the replacement window of the consumable material, so that electronic atomization apparatus structural arrangement is simplified to have better integrity. A movable cover body may expose the assembly window, so that a connection relationship between the consumable material and the power supply assembly is visualized, and the consumable material is prevented from not being assembled in place.

Abstract: Disclosed are an ultrasonic atomization control system and an electronic cigarette. The system includes: a current feedback circuit and/or a voltage feedback circuit, a microcontroller unit, a push-pull circuit, and an oscillator driving circuit; wherein the push-pull circuit is coupled between the microcontroller unit and the oscillator driving circuit, the current feedback circuit and/or the voltage feedback circuit are/is coupled between the oscillator driving circuit and the microcontroller unit; and the oscillator driving circuit is configured to be connected with a load; wherein the microcontroller unit is configured to output a pulse width modulation signal with a predetermined frequency and voltage to the push-pull circuit, judge a current and/or a voltage fluctuation fed back by the current feedback circuit and/or the voltage feedback circuit are/is greater than a threshold, and stop operation of the load if the fluctuation is greater than the threshold.

Abstract: An atomizer and an electronic cigarette, the atomizer comprising: a housing, provided with a liquid storage chamber used to store e-liquid; a liquid guide element disposed in the housing, the liquid guide element having an atomization surface, and the liquid guide element being used to absorb some e-liquid in the liquid storage chamber and being capable of transferring the e-liquid to the atomization surface; and a radiating light source, having at least one radiation generating surface, the atomization surface facing the radiating light source and the radiating light source and the atomization surface being separated by a set distance, the radiation generating surface having provided thereon a far-infrared radiating component, the far-infrared radiating component being used to emit infrared light and at least partly radiate onto the atomization surface, so as to heat e-liquid near the atomization surface and generate an aerosol.

Abstract: An atomizer, an atomizing assembly, and an aerosol generating device are provided. The atomizer includes a housing, an atomizing assembly, an atomizing tube, and a snap-fit member on the atomizing tube. A part of the housing defines a liquid storage cavity. An end of the housing is provided with a suction nozzle having a suction nozzle opening for aerosol output. The atomizing assembly atomizes a liquid substrate to generate an aerosol. A part of an inner cavity of the atomizing tube defines a part of an air outlet channel used for guiding the aerosol to the suction nozzle opening. A fitting member is provided on the suction nozzle. Snap-fit connection is formed between the snap-fit member and the fitting member.

Abstract: Provided is an aerosol generation device, the aerosol generation device comprising a chamber for receiving at least some of a smokable material; a magnetic field generator configured to generate a varying magnetic field; a susceptor configured to be penetrated by the varying magnetic field so as to generate heat, thereby heating the at least some smokable material received in the chamber; and a circuit configured to determine the temperature of the susceptor by acquiring a resistance value of the at least some of the material on the susceptor and on the basis of the resistance value. According to the aerosol generation device of the present application, the temperature of the susceptor is determined by measuring the resistance of the susceptor, and compared with a temperature measuring mode using a temperature sensor, production and preparation are more convenient and rapider, and the temperature measuring effect is more accurate.

Abstract: An atomizer, an electronic atomization device, and an atomization assembly for an atomizer are provided. The atomizer includes: a liquid storage cavity, configured to store a liquid substrate; and a porous body, including a first surface, a second surface, and a third surface, where the first surface is constructed to be in fluid communication with the liquid storage cavity, for at least part of the liquid substrate to enter the porous body via the first surface; a coating layer that covers the second surface is formed on the second surface; the coating layer is combined with a heating element to heat the at least part of the liquid substrate in the porous body to generate an aerosol; and the third surface is an exposed surface, for releasing the aerosol. Different surfaces of the porous body absorb the liquid substrate and release the aerosol respectively.

Abstract: An aerosol generation apparatus and a control method are provided, where the aerosol generation apparatus is configured to receive an aerosol generation product and heat the aerosol generation product to generate an aerosol for inhalation, and the aerosol generation apparatus includes: a heater, configured to heat the aerosol generation product; a battery core, configured to supply power; and a controller, configured to control, when the aerosol generation apparatus operates, power provided from the battery core to the heater, to cause an actual temperature of the heater to meet a preset temperature. The controller is further configured to obtain a change of the power and/or a voltage and/or a current provided from the battery core to the heater, determine a removal event of the aerosol generation product from the aerosol generation apparatus, and stop providing the power to the heater based on the removal event.

Abstract: An aerosol generation apparatus includes: an induction coil, configured to generate a changing magnetic field; and a susceptor, configured to be induced to produce heat in the changing magnetic field, to heat an aerosol generation substrate, to generate an aerosol. A wire material of the induction coil includes at least two wire cores, and the wire core includes at least two conductive wires, to suppress self-formed current deviation and reduce an internal loss of the induction coil. Alternatively, the wire material of the induction coil includes a plurality of wire cores, each wire core is formed by twisting a plurality of conductive wires one or more times, and 3 to 20 conductive wires are used in first twisting of the plurality of conductive wires, to avoid wire breakage, reduce alternating current impedance of the induction coil, and reduce a loss caused by an internal proximity effect.