Philip Morris Products S.a.

Altria Client Services LLC

Enrico Stura

Oleg Mironov

Jerome Christian Courbat

Tony Reevell

Andreas Michael Rossoll

Oleg Fursa

Rui Nuno Batista

Valerio Oliana

Ezequiel Martin Valdez Rojas

Dani Ruscio

Michel Bessant

David Murray Cross

Michael Paton

Ivan Prestia

Ricardo Cali

Frederic Ulysse Buehler

Onur Dayioglu

Farhang Mohseni

Carlo Zaniboni

Roberto Mancini

Yannick Butin

Massimiliano Bertoldo

Stefan Weber

Lucas Gattoni

Milica Nesovic

Torsten Richard Mathias Tingström

Mathias Torsten Rickard Tingström

Patrick Philippe Monney

Maxime Ducros

Jérome Christian Courbat

Maxime Chateau

Daniela Hau

Denis Nizovtsev

Johann Friedrich Schmidt

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 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 device for generating an aerosol by inductive heating of an aerosol-forming substrate is provided, the device including: a device housing including a cavity to removably receive the substrate; an inductive heating arrangement including an induction coil to generate a varying magnetic field within the cavity and being arranged around at least a portion of the cavity; and a flux concentrator arranged around at least a portion of the coil and being configured to distort the field of the arrangement towards the cavity, the flux concentrator including a multi-layer flux concentrator foil having a magnetic layer laminated with at least a first support layer, the magnetic layer including a plurality of separated fragments of a soft magnetic alloy and being arranged in a pattern including a plurality of crack centers, and a plurality of cracks spread radially outwards from each crack center in a web-shaped pattern.

Aerosol-generating device for generating an aerosol by inductive heating of an aerosol-forming substrate

An aerosol-generating device is provided for heating an aerosol-forming substrate to generate an inhalable aerosol during a usage session, the aerosol-generating device including: control electronics; and an outer lighting area partially or wholly surrounding an inner lighting area, the control electronics being coupled to the outer and the inner lighting areas and configured to: i) selectively activate one of the outer and inner lighting areas to generate a first predetermined light emission conveying first data indicative of a state of the aerosol-generating device, and ii) selectively activate the other of the outer and inner lighting areas to generate a second predetermined light emission conveying second data indicative of a state of the aerosol-generating device, the first data and the second data being different from one another.

Aerosol-generating device

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

There is provided a cartridge for an aerosol-generating system, the cartridge comprising a container comprising an outer surface and an inner surface, wherein the container outer surface at least partially defines an outer surface of the cartridge. The cartridge also includes a susceptor material comprising a susceptor material inner surface at least partially defining a cartridge cavity, the susceptor material inner surface defining a plurality of interstices. The cartridge also includes an aerosol-forming substrate in the form of a gel at room temperature, plurality of interstices are configured to hold the gel.

Cartridge having an internal surface susceptor material

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

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.

An electronic aerosol-generating device includes a housing extending between first and second ends along a longitudinal axis. The second end of the housing defines a cavity for receiving a consumable containing an aerosol generating substrate. The device further includes a heating component comprising a heating element extending along the longitudinal axis within the cavity and configured to penetrate into the aerosol generating substrate when the consumable is inserted into the cavity. The heating element comprises a material having a Curie temperature of less than 500° C. The device also includes an inductor comprising an inductor coil positioned to transfer magnetic energy to the heating element. The inductor is configured to induce eddy currents and/or hysteresis losses in the heating element. The device further includes a power supply operably connected to the inductor and control electronics operably connected to the power supply and configured to control heating of the heating element.

Heating component in aerosol generating devices

An inductive heating assembly is provided for generating an aerosol from an aerosol-forming liquid, the assembly including: a ring-shaped liquid retention element configured to hold and to transport the aerosol-forming liquid; and a ring-shaped susceptor element coaxially arranged at an axial end face of the ring-shaped liquid retention element and being configured to heat the aerosol-forming liquid within the ring-shaped liquid retention element, the ring-shaped susceptor element including an inductively heatable susceptor material exclusively confined within an inner ring portion having an outer radial extension of at most 50 percent of an outer radial extension of the ring-shaped liquid retention element. An aerosol-generating article including the inductive heating assembly is also provided.

Inductive heating assembly for aerosol generation comprising a susceptor element and a liquid retention element

An inductively heatable aerosol-generating article for an inductively heating aerosol-generating device is provided, the article including: an aerosol-forming rod segment having a cylindrical shape with a constant outer cross-section including an elongate susceptor element and an aerosol-forming substrate surrounding the susceptor element so as to define the cylindrical shape of the rod segment, the susceptor element including at least one narrower portion at each extreme end of the susceptor element, and the narrower portion at each extreme end including a reduced transverse cross-section as compared to one or more portions of the susceptor element along a length extension of the susceptor element including a maximum transverse cross-section of the susceptor element. A method is also provided for manufacturing inductively heatable aerosol-forming rod segments in a continuous rod-forming process including usage of a continuous susceptor profile having reduced transverse cross-sections at periodically spaced positions along its length extension.

Inductively heatable aerosol-generating article comprising an aerosol-forming rod segment and method for manufacturing such aerosol-forming rod segments

An aerosol-generating device is provided for heating an aerosol-forming substrate to generate an inhalable aerosol during a usage session, the aerosol-generating device including: control electronics; and an outer lighting array partially or wholly surrounding an inner lighting array, the control electronics being coupled to the outer and inner lighting arrays and are configured to: i) selectively activate one of the outer and inner lighting arrays to generate a first predetermined light emission conveying first data indicative of a state of the aerosol-generating device, and ii) selectively activate the other of the outer and inner lighting arrays to generate a second predetermined light emission conveying second data indicative of a state of the aerosol-generating device, in which the first data and the second data are different from one another.

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Palezieux-Village, Switzerland

Enrico Stura