A non-contact heat-not-burn heating device includes a ceramic heating element and a smoking product bearing assembly. The ceramic heating element includes a heating body and a heating circuit, the heating body is cylindrical and internally provided with a porous channel, and the heating circuit is arranged on the heating body to heat air passing through the porous channel. The smoking product bearing assembly includes a preheating tube and a blocking piece, the blocking piece is arranged in a cavity defined by the preheating tube to divide the cavity into a first cavity and a second cavity, the first cavity is used for placing the smoking product and preheating the smoking product, and the second cavity is used for placing at least one part of the ceramic heating element. At least one part of the ceramic heating element is arranged in the cavity defined by the preheating tube.

A case for an electronic cigarette vaporiser, the case including an automatic lifting mechanism that lifts the vaporiser up a few mm from the case to enable a user to easily grasp the vaporiser and withdraw it from the case. The lifting mechanism can be spring-based. The case both re-fills the vaporiser with liquid and also re-charges a battery in the vaporiser.

A heating apparatus, a non-combusted heating device and a method for manufacturing the same are disclosed. In certain aspects, the heating apparatus includes a casing with an end for receiving a product to be heated, a heating element at least partially disposed within the casing, and an insulation layer formed between an internal surface of the casing and an external surface of the heating element. The insulation layer includes a polycrystalline material having a valve metal oxide.

A heater includes a substrate, a first heating element and a second heating element disposed on a first surface of the substrate, a temperature detection element, and a conductor. The temperature detection element is disposed on a second surface of the substrate opposite the first surface of the substrate. The conductor is disposed on the second surface and connected to the temperature detection element. The first heating element has a first distance from the temperature detection element in a lateral direction of the substrate orthogonal to a longitudinal direction of the substrate, and the second heating element has a second distance that is greater than the first distance from the temperature detection element in the lateral direction. As viewed in a thickness direction of the substrate orthogonal to the lateral direction and the longitudinal direction of the substrate, the conductor overlaps the first heating element and the second heating element.

A heating device, used for heating an aerosol generating substrate to form an aerosol, comprises a heating body, wherein the heating body comprises a base body configured to have a chamber for receiving at least part of the aerosol generating substrate and further comprises an infrared radiation coating formed on the outer surface of the chamber and used for generating infrared rays after a temperature rise and transmitting energy to the aerosol generating substrate in the chamber at least in an infrared radiation manner, so that at least one component in the aerosol generating substrate is volatilized to form an aerosol, wherein the surface roughness of the outer surface of the chamber is greater than the surface roughness of the inner surface of the chamber. A rough surface is formed at an interface between the outer surface of the base body and the infrared electrothermal coating.

A vaporizer, cooperating with a main unit to implement vaporization, includes: a shell in which an air outlet channel is formed; a vaporization assembly having a vaporization channel in communication with the air outlet channel; and an electrode assembly mated with the vaporization assembly and including an insulating member, a first electrode, and a second electrode, the insulating member being at least partially sleeved on the vaporization assembly, the first electrode being sleeved in the insulating member, and the second electrode being sleeved outside the insulating member. An air through channel in communication with the vaporization channel is defined and formed between the first electrode and the insulating member.

The present application discloses a heater and a smoking device including the heater. The heater includes: a base having a surface; an infrared electrothermal coating, being disposed on the surface of the base; a conductive module, comprising a first conductive portion and a second conductive portion arranged on the base, both the first conductive portion and the second conductive portion being electrically connected with the infrared electrothermal coating; a flexible printed circuit board, comprising a flexible substrate and a first electrode and a second electrode formed on the flexible substrate; the flexible substrate being fixed on the surface of the base so that the first electrode is electrically connected with the first conductive portion, and the second electrode is electrically connected with the second conductive portion.

A heater may include: a conductive ceramic cylinder tube in which cell-arrays are concentrically arranged, each cell-array including cells which are arranged in a circumferential direction of the ceramic cylinder tube; an inner electrode electrically coupled to an inner wall portion of the ceramic cylinder tube; and an outer electrode electrically coupled to an outer wall portion of the ceramic cylinder tube. Non-linear portions are radially arranged in the ceramic cylinder tube, each non-linear portion extending in a radial direction of the ceramic cylinder tube while having a plurality of bends or curves between the inner wall portion and outer wall portion of the ceramic cylinder tube. The inner and outer electrodes are provided such that current flows radially at least via said non-linear portions between the inner and outer electrodes.

A polymer positive temperature coefficient (PPTC) material may include a polymer matrix, the polymer matrix defining a PPTC body; and a graphene filler component, disposed in the polymer matrix, wherein the graphene filler component comprises a plurality of graphene particles aligned along a predetermined plane of the PPTC body.

A heater element with a functional material-containing layer includes: a honeycomb structure including an outer peripheral wall and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells extending from a first end face to a second end face to form a flow path, at least the partition walls being made of a material having a PTC property; a pair of electrodes provided on the first end face and the second end face of the honeycomb structure; and a functional material-containing layer provided on a surface of the partition walls.