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EP2138057B1 - Cigarette sans fumée - Google Patents

Cigarette sans fumée Download PDF

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Publication number
EP2138057B1
EP2138057B1 EP08013798A EP08013798A EP2138057B1 EP 2138057 B1 EP2138057 B1 EP 2138057B1 EP 08013798 A EP08013798 A EP 08013798A EP 08013798 A EP08013798 A EP 08013798A EP 2138057 B1 EP2138057 B1 EP 2138057B1
Authority
EP
European Patent Office
Prior art keywords
heating unit
cigarette
smoke
nicotine
accordance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP08013798A
Other languages
German (de)
English (en)
Other versions
EP2138057A1 (fr
Inventor
Marcel Köller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Olig AG
Original Assignee
Olig AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Olig AG filed Critical Olig AG
Publication of EP2138057A1 publication Critical patent/EP2138057A1/fr
Application granted granted Critical
Publication of EP2138057B1 publication Critical patent/EP2138057B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F42/00—Simulated smoking devices other than electrically operated; Component parts thereof; Manufacture or testing thereof
    • A24F42/10—Devices with chemical heating means

Definitions

  • the present invention relates to a smoke-free cigarette.
  • Smoke-free cigarettes are known in numerous different embodiments from the prior art.
  • a smoke-free cigarette that has a heat pipe that is heated by the flame of a lighter. Due to its high heat capacity, the heat pipe releases heat over a sufficiently long period of time, so that the stimulant contained in a reservoir can evaporate.
  • a smoke-free cigarette which has a nicotine depot and which is characterized in that a heating of the guided through the nicotine depot airflow to release the nicotine is not required.
  • the nicotine reservoir contains a carrier that is already in its gas phase at ambient temperature.
  • the WO 2007/054167 A1 relates to a smokeless cigarette having a heater running with a current-carrying heating wire for heating a reservoir from which nicotine is released.
  • the DE 10 2006 047 146 A1 relates to a smoke-free cigarette with a heat storage for heating a nicotine-containing insert wherein the heat storage is heated by a burner.
  • a smoke-free cigarette which has a heat storage for heating a nicotine-containing reservoir, which is heated by a filament.
  • the DE 690 12 823 T2 relates to a smokeless cigarette containing a nicotine-containing granules, which the user can take through a sleeve in the mouth.
  • a non-smoking cigarette with a reusable and a non-reusable part which has a heating source, for example comprising a heating wire, or which may be made such that the heat is generated by a crystallization process or by a chemical reaction.
  • a heating source for example comprising a heating wire, or which may be made such that the heat is generated by a crystallization process or by a chemical reaction.
  • the WO 2006/053521 A1 relates to a smoke-free cigarette having a heat storage in the form of a metal or a metal compound serving as a substrate for nicotine or a nicotine-containing compound.
  • the DE 10 2007 026 979 A1 discloses an inhalation device with a fuel storage and a combustion chamber, wherein the combustion chamber should be designed such that forms an open flame in the combustion chamber.
  • the US 5,285,798 describes a smokeless cigarette with a heating unit, the heat generation being based on an electrochemical reaction taking place between two metallic reactants.
  • the WO 2006/022715 A1 describes that the smoke-free cigarette has an igniter that generates sparks on external stress, such as under pressure or impact, which are used to ignite a fuel.
  • the US 2003/02090240 A1 relates to a device with an elongated sleeve as a housing having a mouthpiece at one end. Inside the elongated sleeve, a centrally located heating unit or evaporation unit is arranged, in which by starting an exothermic oxidation reaction, for example by the oxidation of metal wool, high and rapid evaporation temperatures are to be achieved.
  • the US 2005/0016549 A1 describes a smokeless cigarette, which is characterized in that a solution is brought into contact with metallic agents.
  • the present invention has for its object to provide a smoke-free cigarette, which is relatively simple and leads to an effective heating of the inhaled by a user air and / or the nicotine reservoir.
  • the smokeless cigarette has a heat unit for self-sufficient generation of heat, and a nicotine reservoir containing nicotine or a nicotine-containing compound, wherein the heat unit is configured to have a metal or metal compound which / which is in the heating unit in an oxygen-oxidizable form and in the oxidation of heat is released.
  • the metal or metal compound is preferably iron or an iron-containing metal compound, which is preferably oxidized by oxygen as the oxidant, whereby heat is generated.
  • the ingredients of the smokeless cigarette are relatively inexpensive and the use of the cigarette is relatively simple, since the heat unit is self-sufficient, that is no external heat unit, power supply or other energy supply is required.
  • the metal or the metal compound is in the form of a powder.
  • a particularly large surface results, which allows a particularly effective running oxidation of the metal or the metal compound, which may also be designed as an alloy.
  • the heating unit further comprises an activating agent for initiating and / or supporting the said oxidation reaction.
  • the activating agent according to the invention comprises activated carbon.
  • the activated carbon can thus act as a catalyst in the initiation of the oxidation reaction and / or in the maintenance of the oxidation reaction.
  • the cigarette has a triggering mechanism for initiating the oxidation reaction or for activating the activating agent.
  • the activation can be triggered by a suitable actuation mechanism by the user.
  • the heat unit further comprises common salt and / or water.
  • the water can serve as a solvent and / or as a reactant.
  • the common salt can also serve to initiate the oxidation reaction and / or to maintain the oxidation reaction.
  • the heat unit is hermetically sealed.
  • the heat unit is designed such that it is hermetically sealed before its activation by the user and after its activation by the user, the air inlet into the heating unit is possible.
  • Airtight sealing of the heating unit prior to use will cause the heat-releasing reaction not to commence before the user so desires. If the air access after the activation of the smoke-free cigarette by the user allows the atmospheric oxygen can be used to oxidize the metal or the metal compound.
  • the heating unit itself contains the oxidizing agent. In this case, even the access of atmospheric oxygen is not required.
  • a preferred embodiment of the invention provides that the oxygen for the oxidation of the metal or metal powder is formed by atmospheric oxygen, after the activation of the smoke-free cigarette by the user in the heat unit inflow and there can make the oxidation of the metal or the metal compound.
  • the heat unit is present in a hollow cylindrical space, in the interior of which the nicotine reservoir is located.
  • the heat unit and the nicotine reservoir are arranged in the longitudinal direction of the cigarette directly or even spaced from one another.
  • the nicotine reservoir is present in the form of a substrate on the surface of which the nicotine or the nicotine-containing compound is located, or in the form of a substrate which contains the nicotine or the nicotine-containing compound.
  • the substrate may be tobacco, and preferably nicotine or nicotine compound enriched tobacco.
  • the nicotine reservoir is arranged such that it can be heated by the heat unit.
  • the heat of reaction of the oxidation reaction is used to release the nicotine from the nicotine reservoir or to convert it into the gas phase. Then it can be inhaled with the user-initiated draft.
  • the generated air flow can be heated by the heat unit.
  • Such an embodiment of the invention provides the user with a more comfortable feeling than inhaling cold air.
  • the cigarette may further comprise a filter which primarily has the task of ensuring a limitation of the air volume flow generated by a user and / or retaining the pollutants in the air.
  • the cigarette is a Having heat unit surrounding sheath.
  • the sheath can be made of coated paper, for example. It may have the task of preventing direct contact of the user with the heat source or the heat unit. Preferably, this sheath is designed so that it looks like a conventional cigarette.
  • the cigarette may have a closure element, in particular a cap or the like.
  • the closure member seals the end of the cigarette which is spaced from the end in use in the mouth. It is therefore conceivable that the one end of the cigarette is formed through the mouthpiece or through the mouth portion of the cigarette and that the other end is closed by the cap.
  • the closure element can be embodied such that the access of air or at least of atmospheric oxygen is prevented or reduced to such an extent that the oxidation reaction does not or does not commence appreciably when the closure element is still on the cigarette. By removing the closure element, the user can initiate the oxidation reaction and thus the heat release.
  • the smoke-free cigarette according to the present embodiment shown in Figure 1 is the smoker nicotine, if possible but not pollutants and carcinogenic substances.
  • the smoke-free cigarette 10 consists of a casing 12, a self-sufficient heating unit 14, a nicotine-containing substrate 16 and a mouthpiece 18.
  • the cigarette 10 is circular in cross-section.
  • the smoke-free cigarette further includes a triggering mechanism not shown in detail, which serves to initiate the chemical oxidation reaction.
  • the smoke-free cigarette 10 further comprises a shell 12 surrounding the heat unit 14 on its outer surface. It is made of coated paper and prevents direct contact of the user with the heat unit 14.
  • the shell 12 is designed to look like the conventional cigarette.
  • the sheathing 12 surrounds according to the embodiment shown in the drawing, only the heat unit 14, but not the mouthpiece 18. In principle, it is conceivable to lead the sheath 12 over the entire length of the smoke-free cigarette and thus also via the mouthpiece 18.
  • the air flow is guided through the tobacco 16 and thereby heated due to the heat generated by the heat unit 14 over the effective length. This leads to a warming of the air and a promotion of the release of nicotine in the air stream.
  • the air stream absorbs the vaporizing nicotine along with flavorings and is delivered via the mouthpiece 18, which can also serve as a filter, passed.
  • the mouthpiece 18 limits the flow of air and is dimensioned so that nicotine thresholds are not reached.
  • the smoke-free cigarette 10 according to the present invention works without heat or energy from outside and is thus self-sufficient.
  • the smokeless cigarette of the present invention is designed so that it is immediately ready for use, if the user so desires.
  • heat units In the heat units is except iron powder, fresh, fine activated carbon, cooking salt and water.
  • the heat unit (pad) 14 is hermetically sealed before being activated by the user.
  • a temperature of about 80 ° C. results on the surface of the heating unit 14.
  • the amount of reaction takers is such that the heat is released for a few minutes or lasts for a few minutes.
  • the reaction of iron is an oxidation reaction.
  • the oxidation is carried out by atmospheric oxygen, which is thereby reduced.
  • the reaction scheme is based on the following reactions: Oxidation Fe ⁇ Fe 3+ + 3 e - Reduction O + 2 e - ⁇ O 2- respectively.
  • Oxygen is present as O 2 , thus:
  • FIG. 2 shows an embodiment that is largely to FIG. 1 explained, so that reference is made accordingly.
  • FIG. 2 As a difference from the embodiment according to FIG. 1 is according to FIG. 2 provided that the end of the cigarette 10 spaced from the mouthpiece 18 is closed by a capping 20. Before use, the user disconnects or tears off the cap 20 from the cigarette 10, with the result that atmospheric oxygen can contact the iron and the oxidation reaction is initiated. The removal of the cap 20 also has the effect that even an air flow through the cigarette or through the tobacco substrate 16 can take place.
  • FIG. 3 Such a design of the cigarette is off FIG. 3 seen. Between heat unit 14 and mouthpiece 18 is the nicotine-containing substrate 16. Also in the embodiment according to FIG. 3 the heating unit 14 is closed by the cap 20, which prevents the access of oxygen to the heating unit 14 until it is removed by the user.
  • FIG. 3 it is further apparent that the heating unit 14 is penetrated by air channels 15. These extend in the longitudinal direction of the cigarette 10.
  • the feature that in the heating unit 14, one or more air ducts 15 are arranged to improve the air supply is not on the embodiment according to FIG. 3 limited, but is a fundamentally possible embodiment of the present invention.
  • the present invention not only concerns cigarettes in the true sense, but also cigars.
  • the term "cigarette” thus stands for both cigarettes and cigars.

Landscapes

  • Manufacture Of Tobacco Products (AREA)
  • Packages (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Claims (15)

  1. Cigarette sans fumée (10) avec une unité chauffante (14) destiné à la production autarcique de chaleur ainsi qu'avec un réservoir à nicotine (16), dans lequel se trouve de la nicotine ou une combinaison à base de nicotine, l'unité chauffante (14) étant agencée de manière à ce qu'elle présente un métal ou une combinaison métallique sous une forme oxydable à l'oxygène, qui est présent(e) dans l'unité chauffante sous une forme oxydable et de la chaleur étant libérée lors de l'oxydation de celui-ci/celle-ci, l'unité chauffante (14) présentant par ailleurs un agent activant destiné à initier ou à soutenir la réaction d'oxydation, l'agent activant présentant du charbon actif, et la cigarette (10) présentant un mécanisme de déclenchement destiné à initier la réaction d'oxydation ou à activer l'agent activant.
  2. Cigarette sans fumée (10) selon la revendication 1, caractérisée en ce que pour le métal, il s'agit de fer ou en ce que pour la combinaison métallique, il s'agit d'une combinaison métallique à base de fer.
  3. Cigarette sans fumée (10) selon la revendication 1 ou 2, caractérisée en ce que le métal ou la combinaison métallique est présent sous la forme d'une poudre.
  4. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que l'unité chauffante (14) présente par ailleurs du gros sel et/ou de l'eau.
  5. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que l'unité chauffante (14) est fermée de manière étanche à l'air.
  6. Cigarette sans fumée (10) selon la revendication 5, caractérisée en ce que l'unité chauffante (14) est agencé de manière à ce qu'elle soit fermée de manière
    étanche par l'utilisateur avant son activation et qu'après son activation par l'utilisateur, l'admission d'air dans l'unité chauffante (14) soit possible.
  7. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que l'unité chauffante (14) contient un agent oxydant et/ou en ce que l'unité chauffante (14) est conçu de manière à ce qu'elle permette l'amenée d'un agent d'oxydation, notamment d'oxygène atmosphérique vers le métal ou la combinaison métallique.
  8. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que l'unité chauffante (14) est présente dans une chambre agencée en forme de cylindre creux, à l'intérieur de laquelle se trouve le réservoir à nicotine (16) ou en ce que l'unité chauffante (14) et le réservoir à nicotine (16) sont disposés dans le sens longitudinal de la cigarette (10) indirectement ou indirectement l'un derrière l'autre.
  9. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que le réservoir à nicotine (16) est présent sous la forme d'un substrat à la surface duquel se trouve la nicotine ou la combinaison à base de nicotine, ou sous la forme d'un substrat qui contient la nicotine ou la combinaison à base de nicotine.
  10. Cigarette sans fumée (10) selon la revendication 9, caractérisée en ce que pour le substrat, il s'agit de tabac, et notamment d'un tabac enrichi à la nicotine ou avec une combinaison de nicotine.
  11. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que le réservoir à nicotine (16) est agencé de manière à ce qu'il soit réchauffable par l'unité chauffante (14).
  12. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que l'unité chauffante (14) est agencée de manière à ce qu'un courant d'air produit par un utilisateur soit réchauffable par l'unité chauffante (14).
  13. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que la cigarette (10) présente un filtre (18), qui implique une limitation du débit volumétrique d'air produit par un utilisateur.
  14. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que la cigarette (10) présente une gaine entourant au moins en partie l'unité chauffante (14).
  15. Cigarette sans fumée (10) selon une quelconque des revendications précédentes, caractérisée en ce que la cigarette (10) présente un élément verrouillable (20), notamment un capuchon (20).
EP08013798A 2008-06-27 2008-07-31 Cigarette sans fumée Not-in-force EP2138057B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008030549A DE102008030549A1 (de) 2008-06-27 2008-06-27 Rauchfreie Zigarette

Publications (2)

Publication Number Publication Date
EP2138057A1 EP2138057A1 (fr) 2009-12-30
EP2138057B1 true EP2138057B1 (fr) 2010-11-24

Family

ID=39938193

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08013798A Not-in-force EP2138057B1 (fr) 2008-06-27 2008-07-31 Cigarette sans fumée

Country Status (4)

Country Link
EP (1) EP2138057B1 (fr)
AT (1) ATE489009T1 (fr)
DE (2) DE102008030549A1 (fr)
WO (1) WO2009155958A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10036574B2 (en) 2013-06-28 2018-07-31 British American Tobacco (Investments) Limited Devices comprising a heat source material and activation chambers for the same
US11064725B2 (en) 2015-08-31 2021-07-20 British American Tobacco (Investments) Limited Material for use with apparatus for heating smokable material
US11241042B2 (en) 2012-09-25 2022-02-08 Nicoventures Trading Limited Heating smokeable material
US11452313B2 (en) 2015-10-30 2022-09-27 Nicoventures Trading Limited Apparatus for heating smokable material
US11659863B2 (en) 2015-08-31 2023-05-30 Nicoventures Trading Limited Article for use with apparatus for heating smokable material
US11672279B2 (en) 2011-09-06 2023-06-13 Nicoventures Trading Limited Heating smokeable material
US11825870B2 (en) 2015-10-30 2023-11-28 Nicoventures Trading Limited Article for use with apparatus for heating smokable material
US11924930B2 (en) 2015-08-31 2024-03-05 Nicoventures Trading Limited Article for use with apparatus for heating smokable material

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201500582D0 (en) 2015-01-14 2015-02-25 British American Tobacco Co Apparatus for heating or cooling a material contained therein
CN104957767A (zh) * 2015-05-26 2015-10-07 湖北中烟工业有限责任公司 一种在烟丝内部设自发热材料的非燃烧型卷烟
DE102019126490A1 (de) 2019-10-01 2021-04-01 Olig Ag Rauchfreie Zigarette

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US4955399A (en) * 1988-11-30 1990-09-11 R. J. Reynolds Tobacco Company Smoking article
NO168921C (no) 1989-07-31 1992-04-22 Svein Knudsen Roekfri sigaretterstatning til bruk ved roekavvenning ellertil bruk i roekfrie miljoeer
US4941483A (en) * 1989-09-18 1990-07-17 R. J. Reynolds Tobacco Company Aerosol delivery article
US5188130A (en) * 1989-11-29 1993-02-23 Philip Morris, Incorporated Chemical heat source comprising metal nitride, metal oxide and carbon
US5285798A (en) 1991-06-28 1994-02-15 R. J. Reynolds Tobacco Company Tobacco smoking article with electrochemical heat source
US7458374B2 (en) * 2002-05-13 2008-12-02 Alexza Pharmaceuticals, Inc. Method and apparatus for vaporizing a compound
DE10321379A1 (de) 2003-05-12 2004-12-30 Nicstic Ag Rauchfreie-Zigarette
US7290549B2 (en) 2003-07-22 2007-11-06 R. J. Reynolds Tobacco Company Chemical heat source for use in smoking articles
CA2576906A1 (fr) 2004-08-12 2006-03-02 Alexza Pharmaceuticals, Inc. Systeme d'inflammation par percussion declenche par inhalation
JP2008520292A (ja) 2004-11-22 2008-06-19 ベルナー，ヨハネス 使い捨て吸入器
DE102005034169B4 (de) 2005-07-21 2008-05-29 NjoyNic Ltd., Glen Parva Rauchfreie Zigarette
DE102005054255A1 (de) 2005-11-11 2007-05-24 Hauni Maschinenbau Ag Rauchfreie Zigarette
DE102006041544A1 (de) * 2006-01-27 2007-08-09 Werner, Johannes Einweginhalator
DE102006004484A1 (de) 2006-01-29 2007-08-09 Karsten Schmidt Technische Lösung zum Betreiben von rauchfreien Zigaretten
DE202006001663U1 (de) 2006-02-03 2006-04-27 Kieslich, Dirk Rauchfreie Zigarette mit Nikotin- und Geschmacksstoffkissen jedoch ohne gesundheitsschädliche Verbrennungsstoffe sowie Nebenwirkungen
DE102006047146A1 (de) 2006-10-05 2008-04-10 Michael Calefice Rauchfreie Zigarette
DE102007026979A1 (de) 2006-10-06 2008-04-10 Friedrich Siller Inhalationsvorrichtung

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11672279B2 (en) 2011-09-06 2023-06-13 Nicoventures Trading Limited Heating smokeable material
US12041968B2 (en) 2011-09-06 2024-07-23 Nicoventures Trading Limited Heating smokeable material
US11241042B2 (en) 2012-09-25 2022-02-08 Nicoventures Trading Limited Heating smokeable material
US10036574B2 (en) 2013-06-28 2018-07-31 British American Tobacco (Investments) Limited Devices comprising a heat source material and activation chambers for the same
US11064725B2 (en) 2015-08-31 2021-07-20 British American Tobacco (Investments) Limited Material for use with apparatus for heating smokable material
US11659863B2 (en) 2015-08-31 2023-05-30 Nicoventures Trading Limited Article for use with apparatus for heating smokable material
US11924930B2 (en) 2015-08-31 2024-03-05 Nicoventures Trading Limited Article for use with apparatus for heating smokable material
US11452313B2 (en) 2015-10-30 2022-09-27 Nicoventures Trading Limited Apparatus for heating smokable material
US11825870B2 (en) 2015-10-30 2023-11-28 Nicoventures Trading Limited Article for use with apparatus for heating smokable material
US12016393B2 (en) 2015-10-30 2024-06-25 Nicoventures Trading Limited Apparatus for heating smokable material
US12219986B2 (en) 2015-10-30 2025-02-11 Nicoventures Trading Limited Article for use with apparatus for heating smokable material

Also Published As

Publication number Publication date
WO2009155958A1 (fr) 2009-12-30
DE102008030549A1 (de) 2009-12-31
EP2138057A1 (fr) 2009-12-30
DE502008001898D1 (de) 2011-01-05
ATE489009T1 (de) 2010-12-15

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