Philip Morris Products S.a.

Altria Client Services LLC

Jerome Christian Courbat

Oleg Mironov

Enrico Stura

Tony Reevell

Ihar Nikolaevich Zinovik

Andreas Michael Rossoll

Oleg Fursa

Michel Bessant

Rui Nuno Batista

Philippe Niedermann

Ozgur Ozsun

Dara Bayat

Ivar Kjelberg

Olivier Dubochet

Dani Ruscio

Alexandre Malgat

Irene Taurino

David Murray Cross

Michael Paton

Ricardo Cali

Frederic Ulysse Buehler

Onur Dayioglu

Jacques Robert

Guillaume Frederick

Carlo Zaniboni

Roberto Mancini

Pascal Andre Daniel Jean Pratte

Pascal André Daniel Jean Pratte

Denis Nizovtsev

Vlad Revici

Özgür ÖZsun

Johann Friedrich Schmidt

Mario Antonio Francese

Alain Comtesse

Patrick Philippe Monney

A vaporizer assembly for an electrically operated aerosol-generating device, including: a substantially planar heating element having a first side and a second side opposite the first side; a liquid transport medium having a first side in contact with the second side of the heating element, and having a second side opposite to the first side, the medium having a capillary structure to transport liquid parallel to the second side of the heating element, the heating element extending over a first area of the first side of the medium; a liquid supply conduit having a first end in contact with the second side of the medium and extending over only a second area of the second side of the medium, the conduit further including a second end opposite the first end to receive a liquid; and a liquid retention material or capillary material in the conduit to transport liquid.

Heater assembly having heater element isolated from liquid supply

An aerosol-generating system is provided, including: an aerosol-generating device, including a housing including ventilation holes, a heating chamber defining a heating zone and being sized to receive at least a portion of an aerosol-forming substrate within the heating zone, an induction element disposed around, or adjacent to, the heating zone, a power supply, and a controller connected to the induction element and configured to provide an alternating electric current to the induction element to generate an alternating magnetic field within the heating zone, the induction element being configured to be controlled to sequentially provide a first alternating magnetic field having a first frequency for a first period of time followed by a second alternating magnetic field having a second frequency for a second period of time.

Aerosol generating system with multiple susceptors

An inductive heater assembly for an aerosol-generating device is provided, the assembly including: at least one inductor coil configured to generate a varying magnetic field when a varying electric current flows through the coil; at least one susceptor arranged to be penetrated by the magnetic field generated by the coil to heat the susceptor; at least one temperature sensor arranged to determine a temperature of the susceptor, the temperature sensor includes first and second resistive sensing elements, the first element being connected to the second element, and the first element being positioned relative to the second element such that a current induced in the first element by the magnetic field opposes a current induced in the second element by the magnetic field. An aerosol-generating device including the inductive heater assembly, control circuitry, and a power source, is also provided.

Inductive heater assembly with temperature sensor

An aerosol-generating system is provided, including: a cartridge including an aerosol-forming substrate; a resonant circuit, the cartridge including at least part of the resonant circuit, the circuit being configured to resonate at a predetermined resonant frequency associated with an identity of the cartridge; and an aerosol-generating device including: a housing to removably receive the cartridge, a power source to supply power to the cartridge, and control circuitry including a controller configured to determine a resonant frequency of the resonant circuit when the cartridge is received by the device, and identify the cartridge based on the determined frequency, the cartridge having a connection end to connect the cartridge to the device and including electrical contacts to electrically connect the cartridge to the device, and the device having a connection end to connect the device to the cartridge and including electrical contacts configured to electrically connect the device to the cartridge.

Aerosol-generating system with resonant circuit for cartridge recognition

An electrically heatable aerosol-generating device for an aerosol-generating article is provided, including a device housing including a receiving cavity within a proximal portion of the device to receive the article; a separating wall adjacent to a distal end portion of the cavity, separating the cavity within the proximal portion from a distal portion of the device; an electrical heating device to heat an aerosol-forming substrate within the article when the article is received in the cavity; and sensing circuitry including a field generator adjacent to the distal end portion opposite to a proximal end portion of the cavity within the wall or circumferentially around a perimeter or outer circumference of the wall, the circuitry to measure a change of a property of the generator caused by a presence of an indicator at or within the article when the article is received in the cavity. An aerosol-generating system is also provided.

Aerosol-generating device for use with an aerosol-generating article comprising means for article identification

There is provided a method of controlling an aerosol-generating system including an aerosol-generating device including a cavity to receive an aerosol-forming substrate, an inductive heating arrangement including an inductive heating element including a susceptor heatable by penetration with a varying magnetic field to heat the substrate, first and second inductor coils, and a power supply; the method including initiating heating of the substrate in the cavity by a first varying current in the first coil to generate a first varying magnetic field that heats a first portion of the element, and controlling the first current to increase a temperature of the first portion with a first profile; and subsequently driving a second varying current in the second coil to generate a second varying magnetic field that heats a second portion of the element, and controlling the second current to increase a temperature of the second portion with a second profile.

Method of operating inductively heated aerosol-generating system with multiple temperature profiles

An aerosol-generating article for an aerosol-generating device is provided, the aerosol-generating article including a main reservoir to store aerosol-forming liquid; a capillary buffer reservoir in fluid communication with the main reservoir to store the aerosol-forming liquid due to capillary action; and a liquid conduit in fluid communication at least with the capillary buffer reservoir and being configured to provide the aerosol-forming liquid at an interface to an outside of the capillary buffer reservoir and the main reservoir, in which the liquid conduit includes a filament bundle, and in which the filament bundle includes a plurality of first filaments including or being made of a first susceptor material.

Aerosol-generating article comprising a main reservoir and a capillary buffer reservoir

An aerosol-generating article for an aerosol-generating device is provided, the article including: an open-ended hollow-cylindrical reservoir body including a tubular outer wall and an inner partition wall extending between two opposing inner portions of the outer wall so as to partition an inner void of the body into first and second compartments, which are laterally arranged adjacent to each other along a longitudinal axis of the body; a first end cap attached to a first end of the body that sealingly closes at least the first compartment at the first end; and a second end cap attached to a second end of the body that sealingly closes the first and the second compartments at the second end, the second end cap including a fluid passage providing a fluid communication between the first and the second compartments.

Aerosol-generating article with a multi- compartment liquid reservoir

A cartridge for an aerosol-generating system is provided, the cartridge including: a liquid storage portion configured to hold a liquid aerosol-forming substrate; and a heater assembly including an electrical heating element configured to heat the liquid aerosol-forming substrate to form an aerosol, a capillary body configured to convey the liquid aerosol-forming substrate to the electrical heating element, the electrical heating element being disposed at a porous end surface of the capillary body, and electrical contacts connected to the electrical heating element, each electrical contact being disposed at opposite sides of the porous end surface, such that the electrical heating element extends between the electrical contacts and forms an electrical connection therebetween. An aerosol-generating system including an aerosol-generating device and the cartridge is also provided.

Heater assembly for an aerosol-generating system

An aerosol-generating device is provided, including: a housing having a chamber configured to receive at least a portion of an aerosol-forming article; a first helical inductor coil disposed at least partially around the chamber; a second helical inductor coil disposed at least partially around, or adjacent to, the chamber; and an elongate susceptor element configured to be inductively heatable by one or both of the first and the second helical inductor coils to heat at least a portion of an aerosol-forming substrate which is part of the aerosol-forming article, when the aerosol-forming substrate is at least partially received in the chamber. An aerosol-generating system including the aerosol-generating device is also provided.

Aerosol generating system with multiple inductor coils

A heater assembly () for an aerosol-generating system, the heater assembly comprising: a fluid permeable heater () for heating a liquid aerosol-forming substrate to form an aerosol; a porous member () for conveying liquid aerosol-forming substrate to the fluid permeable heater, wherein the fluid permeable heater is deposited on to a porous outer surface () of the porous member, the fluid permeable heater comprising: a first layer () of deposited electrically conductive material; a second layer () of deposited electrically conductive material, wherein the electrical conductivity of the second layer is greater than the electrical conductivity of the first layer such that the second layer modifies the electrical resistance of the fluid permeable heater to a required resistance.

An aerosol-generating article is provided, including: a plurality of elements assembled in the form of a rod having a mouth end and a distal end upstream from the mouth end, the plurality of elements including an aerosol-forming substrate and a plug element disposed upstream of the aerosol-forming substrate, the plug element being cylindrical and formed from a non-inductively-heatable material; a susceptor material arranged in thermal communication with the aerosol-forming substrate; and a layer of inductively-heatable material arranged in contact with the non-inductively-heatable-material. An aerosol-generating system and a method of generating an aerosol from an aerosol-generating article are also provided.

Aerosol-generating article comprising a heatable element

An inductive heating arrangement is provided, including: a first inductor coil to generate a first varying magnetic field when a varying electric current flows through the first coil; a second inductor coil to generate a second varying magnetic field when a varying electric current flows through the second coil; and a tubular-shaped flux concentrator around the first coil and to distort the first field, including a main portion around the first coil and having an inner diameter, first and second ends, a first end portion having an inner diameter smaller than that of the main portion, and a second end portion having an inner diameter smaller than that of the main portion, an inner surface of the flux concentrator defining an annular channel between the first and second end portions, and the first inductor coil being disposed within the annular channel between the first and second end portions.

Inductive heating arrangement having an annular channel

The aerosol-generating device includes a housing, and a power supply configured to supply electrical power to a heating element by way of a transformer assembly within the housing. The transformer assembly includes a magnetic flux guide, a primary circuit including a primary winding extending around a first portion of the magnetic flux guide and electrically connected to the power supply, and a secondary circuit including a secondary winding inductively coupled to the primary winding and extending around a second portion of the magnetic flux guide. The number of turns in the primary winding is greater than the number of turns in the secondary winding. The secondary circuit includes at least two electrical contacts configured to form an electrical connection with the heating element.

Heater for aerosol-generating device with connectors

An aerosol-generating system is provided, including: an aerosol-generating article including an aerosol-forming substrate, and an aerosol-generating device having a housing, a heating chamber defining a heating zone and sized to receive the substrate therein, an induction element around the zone, a power supply, and a controller connected to the element to provide an alternating electric current to the element to generate an alternating magnetic field within the zone, the element being controlled to sequentially provide a first alternating magnetic field having a first frequency for a first period of time followed by a second alternating magnetic field having a second frequency for a second period of time, the element being first and second coils, the first and the second coils being actuatable to provide the first and the second fields, respectively, and the article and the chamber being arranged so the article is partially received within the chamber.

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Colombier, Switzerland

Jerome Christian Courbat