WO2013083963A1 - Manchon pour article à fumer - Google Patents

Manchon pour article à fumer Download PDF

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Publication number
WO2013083963A1
WO2013083963A1 PCT/GB2012/052990 GB2012052990W WO2013083963A1 WO 2013083963 A1 WO2013083963 A1 WO 2013083963A1 GB 2012052990 W GB2012052990 W GB 2012052990W WO 2013083963 A1 WO2013083963 A1 WO 2013083963A1
Authority
WO
WIPO (PCT)
Prior art keywords
sleeve
smoking article
smoking
buccal end
user
Prior art date
Application number
PCT/GB2012/052990
Other languages
English (en)
Inventor
Nicole Hooper
Teresa MAY
Original Assignee
British American Tobacco (Investments) Limited
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 British American Tobacco (Investments) Limited filed Critical British American Tobacco (Investments) Limited
Priority to EP12798817.8A priority Critical patent/EP2787845A1/fr
Priority to RU2014127327A priority patent/RU2635297C2/ru
Priority to JP2014543983A priority patent/JP2015500015A/ja
Publication of WO2013083963A1 publication Critical patent/WO2013083963A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F13/00—Appliances for smoking cigars or cigarettes
    • A24F13/22—Supports for holding cigars or cigarettes while smoking
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F13/00—Appliances for smoking cigars or cigarettes
    • A24F13/02—Cigar or cigarette holders

Definitions

  • the invention relates to a sheath or sleeve for a smoking article, such as a cigarette, which contains a smokeable product such as tobacco.
  • mainstream smoke is drawn through the smoking article, usually through a filter at the buccal end of the smoking article, for supply to the user's mouth.
  • sidestream smoke is also produced, which passes exteriorly of the smoking article.
  • Smoke may leach into the paper surrounding the smoking article and come into contact with the fingers that grip the smoking article.
  • Smoke may also exit from any ventilation means in the smoking article (such as ventilation holes in the filter section or porous, pre-perforated or lasered plug wrap or tipping paper surrounding the filter section). This may impart an odour or stain to the user's fingers.
  • a unitary sleeve for a smoking article said sleeve having a plurality of inwardly extending flexible projections.
  • a sleeve for a smoking article said sleeve having a buccal end and comprising means to resiliently engage a smoking article within the sleeve and hold the sleeve spaced therefrom and means to block airflow between said sleeve and the outer surface of said smoking article at said buccal end.
  • a sleeve for a smoking article wherein said sleeve comprises an adsorbent material and is for attachment to the smoking article by an end user.
  • a smoking article fitted with a sleeve of the invention.
  • a pack comprising a plurality of smoking articles and at least one sleeve of the invention.
  • a method of reducing the transfer of odour from a smoking article to the user's fingers comprises providing a sleeve of the invention.
  • a sleeve of the invention to reduce odour transfer to a user's fingers during smoking.
  • smoking article includes smokeable products such as cigarettes, cigars and cigarillos whether based on tobacco, tobacco derivatives, expanded tobacco, reconstituted tobacco or tobacco substitutes.
  • the smoking article may be provided with a filter for the smoke flow drawn by the smoker.
  • Figure ⁇ illustrates the smoking of a cigarette held between the fingers of a user's hand.
  • Figure 2 illustrates the smoking of a cigarette fitted with a sleeve of the invention.
  • Figure 3 is a perspective view of a sleeve of the invention.
  • Figure 4 is a perspective view of the sleeve of Figure 3, when cut in half along its length.
  • Figure 5 is a plan view from one end of the sleeve of Figure 3.
  • Figure 6 is a plan view from one end of the sleeve of Figure 3 when in place on a smoking article.
  • Figures 7 and 8 illustrate a cigarette fitted with alternative sleeves of the invention.
  • a smoking article in the form of a cigarette 1 is held between the fingers 2, 3 of a user's hand.
  • the cigarette 1 comprises a rod 4 of tobacco with a cylindrical exterior periphery that extends along a longitudinal axis from a proximal or buccal end 5 to a distal end 6 at which the tobacco rod is lit in order to create smoke.
  • a buccal end 5 of the cigarette 1 is placed between the lips of the user in order to draw mainstream smoke from the distal end 6 through the interior of the tobacco rod 4 to the buccal end 5.
  • the buccal end 5 may include a filter (not shown) located within a filter section 7.
  • Components of mainstream smoke may leach into the paper surrounding the cigarette, or may exit from any ventilation means in the smoking article, during use. These components may come into contact with the fingers 2, 3 of the user's hand and may impart an undesirable odour or stain to them.
  • a sleeve 8 is provided for the cigarette 1, which, in use, shields the user's fingers 2, 3 from any components of mainstream smoke that are adsorbed in the surrounding paper or that exit from any ventilation means during use of the cigarette 1.
  • the sleeve 8 may be slid onto the buccal end 5 of the cigarette 1 and moved to any position along the cigarette's longitudinal axis. This provides the user with complete freedom to choose the location in the cigarette 1 for the sleeve 8 that will be comfortable and convenient for him or her to grip during the smoking experience.
  • Figure 2 shows the sleeve 8 surrounding the filter section (not seen) and extending partway along the tobacco rod 4. It will be understood, however, that the sleeve 8 could be placed anywhere along the cigarette's longitudinal axis, whether around a portion of the tobacco rod 4 or all or part of the filter section. Suitably, the sleeve 8 extends at least partially along the length of the filter section.
  • the sleeve 8 is positioned upstream of the lit distal end 6 of the cigarette 1 to shield the user's fingers 2, 3 from odour and/or smoke components during smoking.
  • the sleeve 8 is not placed on or near the lit distal end 6 at any point during the smoking experience.
  • the sleeve is maintained at the buccal end 5 of the cigarette 1 for the duration of the smoking experience.
  • the phrase "at the buccal end” includes all positions that are near the buccal end 5 of the smoking article 1, i.e. all positions that are closer to the buccal end 5 than they are to the distal end 6 at any point in time.
  • the sleeve 8 may be proportioned to slide longitudinally along the cigarette 1. If desired, therefore, the sleeve 8 can be repositioned closer to the buccal end 5 of the cigarette 1 during the smoking experience, as the burning ember 6
  • the cigarette 1 may therefore be smoked hygienically for the duration of the smoking experience, as there is no need for the consumer to touch the cigarette 1 directly whilst smoking.
  • the internal surface of the sleeve 8 is characterised by a plurality of fins or projections 9 (in this example, eight projections), which are disposed along the longitudinal axis of the sleeve 8.
  • the proj ections 9 are disposed along substantially the entire length of the sleeve 8. This can be seen more clearly in Figure 4, which provides an illustration of an exemplary arrangement of the projections 9 inside the sleeve 8.
  • the projections 9 may be disposed along only a portion of the sleeve 8, for example, they may extend greater than half of the length of the sleeve 8 or may be shorter, leaving an open annular passage around the smoking article 1.
  • the projections 9 suitably extend inwardly, that is to say, they point into the air space inside the sleeve 8.
  • the proj ections 9 extend inwardly in a non-radial direction, as illustrated in Figure 5, for example.
  • the angle of extension ( ⁇ ) may be any acute angle.
  • the projections 9 may extend inwardly by an amount sufficient to define the inner diameter dimensioned to engage with a smoking article.
  • the projections 9 extend inwardly by an amount sufficient to grip a smoking article within the sleeve with an interference fit.
  • the number of proj ections 9 included may be varied and may affect the ease with which the sleeve 8 may be moved along the smoking article 1 and the structural strength of the sleeve 8.
  • the sleeve 8 has between 2 and 20, and preferably between 6 and 12, proj ections, for example, eight proj ections.
  • the proj ections 9 are suitably flexible, which eases placement of the sleeve 8 onto a smoking article 1.
  • the flexible nature of the proj ections 9 may also permit the sleeve 8 to be used with smoking articles of different axial diameters.
  • the length of the proj ections 9 is optionally such that they contact the surface of the smoking article 1 to provide grip. Any unconsidered movement of the sleeve 8 along the length of the smoking article 1 may thus be avoided. Support for the sleeve 8 may also be provided.
  • the proj ections 9 may also create small channels 10 for ambient air flow between the sleeve 8 and the outer surface of the smoking article 1, once the sleeve 8 is in place.
  • the width of the channels will depend upon the number of proj ections 9 inside the sleeve 8.
  • Each of the eight channels 10 may, for example, be between 0.1 and 0.5 cm in width, preferably between 0.1 and 0.3 cm in width.
  • the channels 10 may extend longitudinally along the entire length of the sleeve 8.
  • the channels 10 may perform one or more functions.
  • ambient air which is drawn inside the sleeve 8 may be able to penetrate the associated smoking article 1, if the latter possesses a suitable means of ventilation (such as gas permeable or perforated tipping paper).
  • the channels 10 may serve to cool the sleeve 8, so that it remains a suitable temperature to handle, and/or serve to prevent undesirable condensation forming on the interior surface of the sleeve 8.
  • the channels 10 may be blocked at the buccal end of the sleeve 8, by any suitable means. All of the channels 10 may be so blocked.
  • the sleeve 8 may comprise an annular flange at its buccal end face or a short tube may be disposed inside the buccal end of the sleeve 8, abutting the proj ections 9 at their buccal end.
  • the blocking means will suitably extend into the aperture of the sleeve 8 by the same amount as the proj ections 9.
  • the sleeve 8 may thus appear as a thickened ring, with the proj ections 9 inside the sleeve 8 being obscured from view by the blocking means.
  • the sleeve 8, comprising the blocking means can still be moved along the smoking article ⁇ as desired.
  • the blocking means comprises or takes the form of an annular flange 11 at the buccal end face of the sleeve 8
  • the flange 11 may extend into the aperture of the sleeve 8 by a greater amount than the
  • the flange 11 thus forms a 'cap' or such like that fits flush with the buccal end face of the smoking article 1 when in place, and prevents movement of the sleeve 8 toward the distal end of the smoking article 1.
  • the flange 11 may thus obscure from view both the proj ections inside the sleeve 8 and part of the buccal end face of the smoking article 1, as illustrated in Figure 7 (the dotted line indicates the outer circumference of the filter section 7 that is hidden from view by the flange 11).
  • the aperture in the flange 11 should
  • the flange 11 is advantageously remain large enough so as not to affect smoke flow drawn by the user from the buccal end of the smoking article 1. It is advantageous for the flange 11 to be arranged so as to prevent movement of the sleeve 8 along the smoking article 1, as this prevents the sleeve 8 from being moved into a position in which the blocking means covers any ventilation means in the smoking article 1 (such as porous, pre-perforated or lasered plugwrap and/or tipping paper surrounding the filter section 7).
  • the sleeve 8 may comprise blocking means 12 but no other inwardly extending proj ections.
  • the blocking means 12 takes the form of a short tube as described above for the first aspect.
  • the blocking means 12 may be an annular flange at the buccal end face of the sleeve 8, as described above for the first aspect, or it may take any other suitable form.
  • the blocking means 12 in this aspect serves as a 'spacer', to hold the sleeve 8 spaced from the smoking article 1 when in place. This permits air flow between the surface of the smoking article 1 and the inside of the sleeve 8.
  • the blocking means 12 may comprise a 'cap-like' annular flange, as described above for the first aspect, to prevent the sleeve 8 being moved into a position on the smoking article 1 in which the blocking means covers any ventilation means.
  • the blocking means may be flexible, to ease placement of the sleeve 8 into the chosen position on a smoking article l.
  • the blocking means will not cover any ventilation means contained in the smoking article l.
  • the flexible nature of the blocking means may also permit the sleeve 8 to be used with smoking articles of different axial diameters.
  • the blocking means may substantially prevent any air drawn between the sleeve 8 and the outer surface of the smoking article ⁇ from passing out of the buccal end of the sleeve 8.
  • the blocking means may thus prevent smoke from the smoking article l from passing to the user and, in particular, to the user's fingers 2, 3.
  • the sleeve 8, when comprising blocking means, may thus be particularly good at shielding the user's fingers 2, 3 from odour and/or smoke components during smoking. As the sleeve 8, comprising any channels 10, would remain open at its distal end, ambient air may still be drawn inside the sleeve 8 (as illustrated by the arrows in Figure 8) and into any ventilation holes located in the smoking article 1.
  • a sleeve as described herein does not impact upon the organoleptic properties of the smoking material inside the smoking article or the smoking quality.
  • the sleeve may be provided as an integral part of a cigarette or like smoking article and a plurality of them may be supplied in packs.
  • the sleeve is added during the manufacture of the smoking article.
  • the sleeve may be manufactured with the smoking article as a single article or the sleeve and smoking article may be manufactured independently and put together in a final manufacturing step.
  • the sleeve is preferably located at the buccal end of each smoking article, for example, it may surround the filter section of the cigarette, extending at least partially along the length of this section.
  • the sleeve in many embodiments, is movable, it can then be slid into a desired location by the consumer after removal of a smoking article from the pack prior to use.
  • the sleeve may be provided as an independent entity for fitting to smoking articles without sleeves by the user just prior to smoking.
  • a pack could be supplied comprising a plurality of smoking articles without sleeves and, independently, at least one sleeve.
  • only one sleeve is necessary per pack, as the sleeve can slide on and off a smoking article and is re-usable. The sleeve may thus be returned to the pack after use, ready for re-use on another smoking article.
  • sleeve can be included in a pack. This would be advantageous, for example, where an array of sleeves are provided that differ in their design and/or appearance.
  • the sleeves may, alternatively, be purchased independently of smoking articles. This reduces the number of steps in the manufacturing process and, therefore, the price of the smoking article. It also allows the consumer to use the sleeve in combination with any suitable smoking article.
  • the sleeve including any inwardly extending flexible projections and any blocking means, may be made of any suitable material, including plastics material, especially mouldable plastics material such as cellulose acetate, polyvinyl alcohol or polylactic acid, or starch films. It could be made of a combination of materials, for example, carbon paper on the inside and cork or white paper on the outside.
  • the sleeve is made of plastic.
  • the sleeve may be made of, or comprise, an adsorbent material, such as a porous carbon material or sepiolite, as is discussed in greater detail for the third aspect below.
  • the sleeve is imperforate and substantially gas impermeable, so that it provides a physical barrier between the smoking article and the user's fingers.
  • the sleeve is preferably ergonomic, light weight and flexible, for ease of use by the consumer. It preferably slides easily onto a smoking article when in use. It preferably does not impact on any sensorial or smoke deliveries when in use.
  • the sleeve may be made by any suitable means that will be known to persons skilled in the art.
  • the sleeve is preferably unitary in its design, being a single entity rather than joined into a single entity.
  • the sleeve, including any inwardly extending flexible projections and any blocking means can thus be formed as a single unit, for example, by injection moulding or the like.
  • the sleeve, including any projections and any blocking means can be supplied as a sheet which is wrapped to form a substantially cylindrical shape.
  • the sleeve is manufactured by pre-fabricating the material around a former.
  • the sleeve may be manufactured in discrete units, or longer sections comprising many sleeve units may be produced and subsequently cleaved.
  • a blocking means is included in the sleeve, it can be made separately to the main body of the sleeve and j oined to the end of the sleeve, or inserted inside the sleeve, thereafter.
  • the sleeve preferably takes the form of a cylindrical tube with any flexible projections extending inwardly in a non-radial direction.
  • the wall of the sleeve is preferably a monolayer; it is preferably not a laminate.
  • the sleeve is preferably of the same design along the entirety of its length, that is to say, it is not made up of sections that differ in design and/or function.
  • the buccal portion of the sleeve will differ in its design from the distal portion.
  • the length of the sleeve is dictated by a number of factors. It should be long enough to reduce the likelihood of the consumer's fingers spilling over its proximal and/or distal end when in use. However, the sleeve should not be so long that it comes into contact with the burning part of the smoking article during normal consumption.
  • the sleeve is for use in conjunction with a cigarette having a filter section, it is desirable for the sleeve to extend along at least a portion of the length of filter section and may be of approximately the same length as the filter section or the tipping paper.
  • the sleeve is between 10 and 20 mm, preferably between 10 and 15 mm, or approximately 12 mm, in length.
  • the sleeve may be longer than this, however, if it is for use with an extendable smoking article whose length can be varied.
  • the sleeve may be between 15 and 45 mm, preferably between 20 and 35 mm, or approximately 25 mm, in length.
  • the diameter of the sleeve is also dictated by a number of factors. It should be wide enough to surround the smoking article with which it is to be used. Ideally, one or more channels are formed between the internal surface of at least part of the sleeve and the smoking article. These channels should be large enough to allow the flow of ambient air. The size of the channels should also be such that the sleeve has sufficient structural integrity that it does not collapse when the consumer grips the sleeve with his or her fingers. The sleeve diameter should also feel comfortable to the consumer, optionally with there being little or no detectable difference between the sensation of consuming a smoking article with or without a sleeve.
  • the sleeve is for use with slim cigarettes which have a circumference of between 16 and 18 mm. According to these embodiments the sleeve may provide the consumer of the slim cigarette with the satisfying feel of smoking a wider cigarette, as a result of its diameter being greater than that of the slim cigarette.
  • the sleeve is preferably thin-walled.
  • the inwardly extending projections are also preferably thin.
  • the wall of the sleeve and/or the projections may have a thickness of less than 2 mm, preferably less than ⁇ mm and most preferably of approximately 0.5 mm.
  • the wall of the sleeve is preferably flexible, to ease the ability of the consumer to slide the sleeve into the chosen position on the smoking article.
  • the sleeve may be plain in appearance and may be coloured, for example, blue, black or other colour. Alternatively, the sleeve may be customised or
  • a pack of smoking articles could include a sleeve customised to the product.
  • Sleeves could also be personalised to individual consumers, to be used indefinitely by the consumer.
  • the sleeve may include an aroma or masking agent, to assist in masking any odour that emanates from the smoking article when the sleeve is in use.
  • the aroma or masking agent may be located on the inner surface of the sleeve, on its outer surface and/or throughout its structure.
  • the aroma or masking agent may be coated on the inside or outside of the sleeve.
  • the aroma or masking agent may be released from the sleeve by any means. For example, it may emanate naturally or it may be emitted by the user holding or rubbing the sleeve or upon movement of air inside the sleeve.
  • the aroma or masking agent may thus be located in a position in the sleeve consistent with the mode of its release, for example, incorporated on the outside of the sleeve so that it could transfer to the fingers via holding or rubbing.
  • the terms "aroma” and “masking agent” refer to materials which, where local regulations permit, may be used to create a desired aroma or mask an existing aroma in a smoking article or its smoke. They may include extracts (e.g., licorice, hydrangea, Japanese white bark magnolia leaf, chamomile, fenugreek, clove, menthol, Japanese mint, aniseed, cinnamon, herb,
  • the sleeve may have a smooth texture. Alternatively, it may have a more tactile texture, for example, having the feel of embossed tipping paper or the like.
  • the sleeve When in use, the sleeve should not come into contact with the burning part of the associated smoking article during normal consumption.
  • the sleeve is not intended as an extinguishing device.
  • the consumer should move the sleeve along the associated smoking article to a more proximal position, i.e. toward the buccal end, as the burning ember approaches.
  • the invention provides a sleeve for a smoking article that comprises an adsorbent material.
  • the sleeve is provided as an independent entity for attachment to a smoking article by the end user.
  • Any suitable adsorbent material may be used.
  • a porous carbon material and/or sepiolite is used.
  • such adsorbent materials can be incorporated into smoking articles and smoking article filters in order to reduce the level of certain particulates and/or vapour phase constituents of tobacco smoke inhaled during smoking.
  • Porous carbon materials that have traditionally been used in this regard include those made from the carbonised form of organic materials, most commonly plant-based materials such as coconut shell. Alternatively synthetic carbons are used, such as resins prepared by polycondensation reactions.
  • Sepiolite formerly known as Meerschaum (sea froth), is a non-swelling, lightweight, porous clay with a large specific surface area (of about 300 m 2 /g), and a high capacity to adsorb vapours and odours.
  • sepiolite is a hydrated magnesium silicate with the ideal formula
  • Sepiolite particles have a needle-like morphology with an average length of 1 to 2 ⁇ , and a width of 0.01 ⁇ . These particles are arranged forming loosely packed and porous aggregates which explains the high surface area, porosity, and light weight of sepiolite and accounts for the remarkable adsorptive and absorptive properties of this clay.
  • the sepiolite particles used are preferably between 0.2 mm and 2 mm, and most preferably between 0.5 mm and 1.3 mm, in diameter.
  • incorporación of such adsorbent materials in a sleeve for a smoking article may thus serve to reduce the level of any such constituents of mainstream smoke that leach into the paper surrounding the smoking article, or that exit from any ventilation means in the smoking article, and might otherwise come into contact with the user's fingers that grip the smoking article when in use. Similarly, it may serve to reduce one or more constituents of the sidestream smoke that may be drawn between the sleeve and the outer surface of the smoking article during use, which might otherwise come into contact with the user's fingers.
  • a sleeve as described herein, comprising a suitable adsorbent material, such as a porous carbon material or sepiolite, may thus be particularly good at shielding the user's fingers from odour and/or smoke components during smoking.
  • Porous carbon materials characterised by a combination of physical properties have been found to be particularly effective in reducing one or more components from tobacco smoke.
  • Sleeves of the nature disclosed herein may comprise porous carbon material having this advantageous combination of properties.
  • the sleeves may comprise porous carbon materials having a BET surface area of at least 8oo m 2 /g, a density of not more than 0.5 g/cc, a pore structure that includes mesopores and micropores, and a pore volume (as measured by nitrogen adsorption) of at least 0.9 cm3/g. From 25% to 65%, such as for example, 40%, of the pore volume (as estimated by nitrogen adsorption) may be in mesopores. Generally, the mesopore volume of the porous carbon materials may be in the range 35-55% of the combined mesopore and micropore volume. In particular, by adjusting the pore size distribution, specific removal of certain smoke analytes may be improved.
  • pores in an adsorbent material are called “micropores” if their pore size is less than 2 nm in diameter, “mesopores” if their pore size is in the range 2-50 nm, and “macropores” if their pore size exceeds 50 nm. Pores having diameters greater than 500 nm do not usually contribute significantly to the adsorbency of porous materials.
  • Adsorbent materials such as porous carbon materials or sepiolite, for use in this aspect of the invention can be produced by any suitable method, such as those known in the art.
  • the porous carbon materials may be derived from resins.
  • the resins may be obtained by condensing a nucleophilic component (such as a phenolic resin) with an electrophilic cross-linking agent (such as formaldehyde), optionally in the presence of a pore former (such as a diol).
  • a nucleophilic component such as a phenolic resin
  • an electrophilic cross-linking agent such as formaldehyde
  • a pore former such as a diol
  • the sleeve may be produced by forming comminuted resin particles into a suitable dough material (by mixing with a liquid in which the resin particles are insoluble, such as water) and extruding the material using any suitable method.
  • a drying step may be performed, typically at room temperature and optionally accelerated by gentle heating.
  • Carbonisation may be achieved by heating the sleeve in an inert atmosphere or vacuum to at least 600 °C, generally for approximately one hour.
  • Activation may be achieved by heating in air, steam and/or carbon dioxide at temperatures of at least 400 °C, 750 °C and 850 °C respectively, generally for 3- 24 hours. Activation and carbonisation may be performed as part of the same process. Activation, in general, increases the surface area of the porous material, which increases its adsorbency.
  • the sleeve may comprise, rather than consist of, an adsorbent material. Suitably particles of an adsorbent material, such as a porous carbon material or sepiolite, will be added during manufacture of the sleeve, for example by impregnation or simple mixing of the raw materials.
  • the sleeve may comprise particles of adsorbent material on its inner surface, its outer surface and/or throughout its structure.
  • the particles may be coated on the inside of the sleeve, for example, by directly adhering the particles onto the sleeve.
  • Hot melt adhesive for example, various polyester adhesives
  • polyethylene glycol or an emulsion-type adhesive such as polyvinyl acetate, could be used for this purpose.
  • the adsorbent material may also contain an aroma or masking agent, to assist in masking any odour that emanates from the smoking article when the sleeve is in use.
  • the aroma may only be emitted upon movement of air inside the sleeve. Alternatively, the aroma may emanate naturally.
  • a preferred aroma or masking agent is menthol, such as Indian menthol, which may be used in an amount of between about 0.2 g and about 0.6 g of menthol per gram of adsorbent material, preferably about o.4g of menthol per gram of adsorbent.
  • Applying an aroma or masking agent to the adsorbent material may have two advantages. Firstly, this allows an aroma or masking agent to become entrained in the mainstream smoke from the adsorbent material and as the user draws on the smoking article. Secondly, any odour that is not adsorbed by the adsorbent material may be masked by the aroma or masking agent.
  • the sleeve according to this aspect of the invention may further comprise any of the features described herein for the other aspects of the invention.
  • a sleeve according to this aspect of the invention may be unitary in its design and have a plurality of inwardly extending flexible projections, as described herein.
  • a sleeve according to this aspect of the invention may have a buccal end and comprise means to resiliently engage a smoking article and hold the sleeve spaced therefrom and means to block airflow between said sleeve and the outer surface of said smoking article at said buccal end, as described herein.
  • a sleeve according to either of the first two aspects of the invention may comprise an adsorbent material, such as a porous carbon material or sepiolite, as described herein. Particles of an adsorbent material may be located on the inner surface of such a sleeve, its outer surface and/or throughout its structure. The adsorbent material may reside in or on any inwardly extending projections, including any blocking means.
  • the sleeve may be produced by any suitable method, including impregnating the sleeve with particles of an adsorbent material or simply mixing the raw materials together. Suitable techniques for adding an adsorbent material to such sleeves will be known to the skilled person.
  • Embodiments of the invention thus provide a sheath or sleeve for reducing the transfer of odour and/or staining from a smoking article to a user's fingers.
  • the invention substantially prevents the transfer of odour and/or staining or discolouration to a user's fingers.
  • the sleeve may be configured to any length or surface appearance and many designs which may be attractive to the user can be envisaged. It will be appreciated that different numbers of projections may be used rather than the example of eight shown in the drawings and that the projections need not be all the same size, equally spaced about the central axis of the smoking article or pointing in the direction shown.
  • the sleeve and projections may vary in flexibility. It will also be understood that the sleeve could be used with other smoking articles such as cigars or cigarillos. Any of the features of any embodiment may be combined with any of the features of any other embodiment. Any and all combinations of the aspects and embodiments described herein are envisaged and encompassed.

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  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

L'invention concerne un manchon (8) pour un article à fumer comme une cigarette (1). Selon un aspect, le manchon comprend une pluralité de saillies flexibles s'étendant vers l'intérieur (9) et présente de préférence une conception d'un seul tenant. Selon un aspect, le manchon comprend des moyens (11, 2) de blocage de l'écoulement d'air à l'intérieur du manchon lors de l'utilisation. Selon un aspect, le manchon comprend un matériau adsorbant. Le manchon peut être fabriqué comme une entité indépendante et monté sur des articles à fumer préfabriqués ou, en variante, peut être conçu comme une partie intégrante de l'article à fumer. Lors de l'utilisation, le manchon protège les doigts de l'utilisateur des odeurs et/ou de la fumée lorsque l'utilisateur fume.
PCT/GB2012/052990 2011-12-06 2012-12-03 Manchon pour article à fumer WO2013083963A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP12798817.8A EP2787845A1 (fr) 2011-12-06 2012-12-03 Manchon pour article à fumer
RU2014127327A RU2635297C2 (ru) 2011-12-06 2012-12-03 Гильза для курительного изделия
JP2014543983A JP2015500015A (ja) 2011-12-06 2012-12-03 喫煙品用スリーブ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB201120917A GB201120917D0 (en) 2011-12-06 2011-12-06 Sleeve for a smoking article
GB1120917.8 2011-12-06

Publications (1)

Publication Number Publication Date
WO2013083963A1 true WO2013083963A1 (fr) 2013-06-13

Family

ID=45541251

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2012/052990 WO2013083963A1 (fr) 2011-12-06 2012-12-03 Manchon pour article à fumer

Country Status (5)

Country Link
EP (1) EP2787845A1 (fr)
JP (2) JP2015500015A (fr)
GB (1) GB201120917D0 (fr)
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US20180042293A1 (en) * 2015-03-17 2018-02-15 Philip Morris Products S.A. Tube for a smoking article
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US11330838B2 (en) 2019-07-19 2022-05-17 R. J. Reynolds Tobacco Company Holder for aerosol delivery device with detachable cartridge
RU2776504C2 (ru) * 2018-02-28 2022-07-21 Филип Моррис Продактс С.А. Чистящее приспособление для генерирующего аэрозоль устройства
US11395510B2 (en) 2019-07-19 2022-07-26 R.J. Reynolds Tobacco Company Aerosol delivery device with rotatable enclosure for cartridge
EP3892135A4 (fr) * 2018-12-05 2022-08-17 Mykhailiuk, Viktor Borysovych Dispositif d'extraction hygiénique et pratique de tiges depuis un paquet pour un système de chauffage de tabac et/ou de cigarettes
US11439185B2 (en) 2020-04-29 2022-09-13 R. J. Reynolds Tobacco Company Aerosol delivery device with sliding and transversely rotating locking mechanism
US11589616B2 (en) 2020-04-29 2023-02-28 R.J. Reynolds Tobacco Company Aerosol delivery device with sliding and axially rotating locking mechanism
US11723399B2 (en) 2018-07-13 2023-08-15 R.J. Reynolds Tobacco Company Smoking article with detachable cartridge
US11825872B2 (en) 2021-04-02 2023-11-28 R.J. Reynolds Tobacco Company Aerosol delivery device with protective sleeve

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US10034988B2 (en) 2012-11-28 2018-07-31 Fontem Holdings I B.V. Methods and devices for compound delivery
US10194693B2 (en) 2013-09-20 2019-02-05 Fontem Holdings 1 B.V. Aerosol generating device
US10918128B2 (en) * 2015-03-17 2021-02-16 Philip Morris Products S.A. Tube for a smoking article
JP2018507688A (ja) * 2015-03-17 2018-03-22 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 管がはめ込まれた喫煙物品組立品
WO2016146780A1 (fr) * 2015-03-17 2016-09-22 Philip Morris Products S.A. Ensemble article à fumer comprenant un tube adapté
US20180042294A1 (en) * 2015-03-17 2018-02-15 Philip Morris Products S.A. Smoking article assembly with a fitted tube
KR20170128226A (ko) * 2015-03-17 2017-11-22 필립모리스 프로덕츠 에스.에이. 맞춤형 튜브를 구비한 흡연 물품 조립체
KR102547497B1 (ko) 2015-03-17 2023-06-26 필립모리스 프로덕츠 에스.에이. 맞춤형 튜브를 구비한 흡연 물품 조립체
RU2700956C2 (ru) * 2015-03-17 2019-09-24 Филип Моррис Продактс С.А. Трубка для курительного изделия
RU2700960C2 (ru) * 2015-03-17 2019-09-24 Филип Моррис Продактс С.А. Узел с курительным изделием и прикрепляемой к нему трубкой
US10602771B2 (en) 2015-03-17 2020-03-31 Philip Morris Products S.A. Smoking article assembly with a fitted tube
US20180042293A1 (en) * 2015-03-17 2018-02-15 Philip Morris Products S.A. Tube for a smoking article
US11986025B2 (en) 2018-02-28 2024-05-21 Philip Morris Products S.A. Tool for cleaning an aerosol-generating device
CN111712151A (zh) * 2018-02-28 2020-09-25 菲利普莫里斯生产公司 用于气溶胶生成装置的清洁工具
RU2776504C2 (ru) * 2018-02-28 2022-07-21 Филип Моррис Продактс С.А. Чистящее приспособление для генерирующего аэрозоль устройства
WO2019166595A1 (fr) * 2018-02-28 2019-09-06 Philip Morris Products S.A. Outil de nettoyage pour un dispositif de génération d'aérosol
CN111712151B (zh) * 2018-02-28 2024-01-26 菲利普莫里斯生产公司 用于气溶胶生成装置的清洁工具
US11723399B2 (en) 2018-07-13 2023-08-15 R.J. Reynolds Tobacco Company Smoking article with detachable cartridge
EP3892135A4 (fr) * 2018-12-05 2022-08-17 Mykhailiuk, Viktor Borysovych Dispositif d'extraction hygiénique et pratique de tiges depuis un paquet pour un système de chauffage de tabac et/ou de cigarettes
US11395510B2 (en) 2019-07-19 2022-07-26 R.J. Reynolds Tobacco Company Aerosol delivery device with rotatable enclosure for cartridge
US11330838B2 (en) 2019-07-19 2022-05-17 R. J. Reynolds Tobacco Company Holder for aerosol delivery device with detachable cartridge
US11439185B2 (en) 2020-04-29 2022-09-13 R. J. Reynolds Tobacco Company Aerosol delivery device with sliding and transversely rotating locking mechanism
US11589616B2 (en) 2020-04-29 2023-02-28 R.J. Reynolds Tobacco Company Aerosol delivery device with sliding and axially rotating locking mechanism
US11825872B2 (en) 2021-04-02 2023-11-28 R.J. Reynolds Tobacco Company Aerosol delivery device with protective sleeve

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RU2014127327A (ru) 2016-02-10
GB201120917D0 (en) 2012-01-18
RU2635297C2 (ru) 2017-11-09
JP2015500015A (ja) 2015-01-05
JP3208926U (ja) 2017-03-02

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