An aerosol delivery device is provided that includes a housing structured to retain an aerosol precursor composition, a heating element configured to convert electricity to heat and thereby vaporize components of the aerosol precursor composition, a power source including one or more batteries or battery cells coupled to and configured to power a load including the heating element, and charge circuitry coupled to and configured to controllably charge the power source. The charge circuitry includes an electrical connector configured to connect the charge circuitry to a power supply from which the power source is chargeable, and a buck-boost charge controller coupled to and between the power source and power supply. The buck-boost charge controller is configured to regulate output voltage and output current from the power supply to the power source, selectively in one of a plurality of modes based on a condition of the power supply.

Heating devices based on self-regulating heating tape for various industries. Heating device comprises a self-regulating heating tape and external metal flexible armor, wherein a metal strip has a longitudinal groove, and the edge of the strip has a flange. The heating tape comprises two conductors which are insulated from each other and placed into a conducting polymer matrix enclosed in a polymer insulating sheath. The heating device has high mechanical strength, high flexibility, tightness, high resistance to external aggressive media, and fire safety.

An apparatus is arranged to heat smokable material (5) to volatilize at least one component of the smokable material. In one exemplary embodiment, the apparatus has a housing and a plurality of heater segments longitudinally arranged within the housing for heating smokable material contained within the apparatus. At least one heater segment is arranged so as to heat smokable material contained within the at least one heater segment more quickly than at least one other heater segment heats smokable material contained within the at least one other heater segment.

Various embodiments of the present technology comprise a method and apparatus for a power supply control circuit. In various embodiments, the apparatus is adapted to control the power supplied by a battery to a heating element. The apparatus may comprise a memory for storing known data and circuitry configured to control the delivery of power from the battery to the heating element according to measured parameters, calculated parameters, and the known data.

An electronic cigarette includes a shell and a mouthpiece. The external wall of the shell has an air inlet. An atomizer and a liquid-supply are in contact with each other. The air inlet, atomizer, and an aerosol passage are interconnected.

An electronic cigarette includes a shell and a mouthpiece. The external wall of the shell has an air inlet. An atomizer and a liquid-supply are in contact with each other. The air inlet, atomizer, and an aerosol passage are interconnected.

An electric heater (100) with an axial opening (131) for receiving an object to be heated, with an electric heating element (130) surrounding the axial opening (131) in at least in some sections and with an essentially cylindrical or essentially frustoconical clamping jacket (110) surrounding the electric heating element (13) at least in the radial direction for generating an adjustable force acting radially in the direction of an axis (A) of the axial opening (131). The clamping jacket (110) is a multipart clamping jacket and has at least one pressing segment (113, 114) for introducing the force acting radially in the direction of an axis (A) of the axial opening (131) as well as at least one clamping segment (111, 112), with which the width of the gap (119a, 119b) between adjacent edges of oppressing segments (113, 114) can be varied for adjusting the force acting radially in the direction of an axis (A) of the axial opening (131) by moving the clamping segment (111, 112) relative to the pressing segment (113, 114).

An electronic cigarette includes a battery assembly and an atomizer assembly within a housing with the battery assembly electrically connected to the atomizer assembly. The housing has one or more air inlets. A liquid storage component is in contact with a porous component of the atomizer assembly, with the porous component having a run-through hole. A heating wire is in an air flow path through the run-through hole.

An electronic cigarette includes a battery assembly, an atomizer assembly and a cigarette bottle assembly. An external thread electrode is located in one end of battery assembly. An internal thread electrode is located in one end of atomizer assembly. The battery assembly and the atomizer assembly are connected by the screwthread electrode. The cigarette bottle assembly is inserted into the other end of the atomizer assembly and both form a cigarette type or cigar type body.

The present invention discloses an electronic smoking device, comprising a power supply, a controller and a heater, wherein the heater is a cylindrical shape having in the middle a heating chamber into which a cigarette is inserted, and the heater comprises at least one heating unit comprising an electronic switch and an annular electric heating element; and the electric heating element is connected to the power supply by the electronic switch, and a control terminal of the electronic switch is connected to a control signal output terminal of the controller. In the present invention, tobacco in a cigarette is heated by an electric heater so that a smoker can just smoke nicotine produced by heating the tobacco. The electric heater will not produce naked flame and therefore the heated tobacco will not produce tar and carbon monoxide, so that the harm of the tobacco to the smoker can be reduced.