DE1532128A1 - Smoking device - Google Patents

Description

The invention relates to smoking devices, particularly, but not exclusively such Rauigeräto as in the German patent specification (Patent application B 75 020 III / 44 b)

are described.

With some of the mentioned German patent specification (application) described exemplary embodiments of a smoking device takes place Rohrförraiges middle part use, which is in the direction of the device axis extends and serves, for example, to separate a room that contains heat-releasing material (heating material) from a room », which contains a substance releasing nicotine in vapor form.

The invention is based on the object of such a central part to be trained in such a way that it can be used in an advantageous and effective manner fully in a generally brewed cigarette or an ahn- j borrowed smoking articles can be arranged.

To solve this problem, a cigarette or the like is used Smoking device or articles for smokers with a tubular shape part that a tobacco or another a / when smoking heat

809883/0134

The fee schedule of Deultduw PvteirtanwaltokemMer applies to the contract. - Device tar Getprlcrie on the phone hook no talking point, the effect.

BADOBtQIN) U.

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giving material containing space delimits, according to the invention, this tubular central part made of a fragile or crumbling Material or a material which becomes fragile under the action of the released Y / arms or crumbled.

This inventive design of the tubular central part enables simple, convenient and quick stripping ("breaking off") of this tubular middle part together when smoking with the ashes on it, without this tubular middle part afterwards from the cigarette or a similar smoker's article protrudes in an unsightly manner. So it is possible to have the well-known look of an ordinary cigarette or one to maintain similar smoker's rumble.

Such a tubular central part according to the invention can be advantageously composed of a number of tubular sections, which in Achsrintung by means of an adhesive or Binder are held together, which loses its binding or adhesive power under the action of heat. These tubular sections can also according to a further advantageous embodiment of the invention by means of a Sleeve or a casing are held together in the axial direction, the sleeve or casing under the action of the Heat becomes fragile or crumbly.

According to the invention, it is also advantageous to use this tubular central part to produce from a material that contains an inorganic salt, which under the action of heat water and / or Carbon dioxide releases or loses and becomes brittle in the process.

Further advantages and training possibilities of the invention emerge from the following description of the same with reference to the drawings. It show _{ßAD 0R | Q | NAL}

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Fig. 1 is a longitudinal section through an embodiment of a according to the invention trained smoking device

FIG. 2 shows, on an enlarged scale, a detail from FIG. 1

• Fig. 3 shows a longitudinal section through part of another embodiment of the smoking device according to the invention,

4 shows a longitudinal section through part of a further exemplary embodiment a smoking device according to the invention.

In the embodiment of the smoking device according to the invention shown in section in FIGS. 1 and 2, that is, in one Annular space between an outer cylindrical envelope 2 from Cigarette paper and a tube 3 arranged inside tobacco; the inner surface of the inner tube 3 is coated with a nicotine releasing agent Material 4 coated. The interior of the tube 3 is in direct contact with the formation of aerosol germs · or Chamber 5 serving "breath" in a mouthpiece 6. This chamber 5 in mouthpiece 6 has a small opening 7.

The annular space 1, in which the tobacco is only burned as a heat-generating material, is closed off with respect to the chamber i> by means of a cover plate 8. At the other end 9 of the annular space, this annular space 1, like the inner tube 3, is open.

The smoking device according to the invention can both in its general Appearance as well as its dimensions correspond to a normal cigarette. If desired, a filter can be placed outside the chamber 5 additionally arranged 'v / earth.

In its general appearance, this embodiment is the Smoking device according to the invention similar to that of the ia of the aforementioned

German patent specification "(Application B 75 02o II1 / 44 b)

described smoking device; the parts of the same v / iron similar Orders of magnitude and the smoking device according to the invention can be modified in a similar manner in various ways, as in

the smoking devices according to the aforementioned German patent

is possible.

BAD ORJGiNAL -4-

When smoking, the tobacco is in the annular space 1 at the end 9 of the smoking device ignited and through the inner tube 3 and the chamber 5 air is drawn through the smoker. The heat developed by the burning tobacco causes a continuous free setting of nicotine in vapor form and aerosol-forming vapor from the material 4} this vapor is drawn into the chamber 5, in which then the germ or "smoke" formation takes place · As here the tobacco is only used as a heat-generating substance, can this also by other heat-generating material, for example be replaced by a substance containing "Raney" metal o

As can be seen from FIG. 2, in the case of the one in FIGS. 1 and 2 described embodiment of the smoking device according to the invention, the inner tube 3 *, for example, an outer diameter of 2.9 mm and an inner diameter of 2.5 mm, from a series of short pipe sections 10 from a ' composed of ceramic material, which are held together by means of a binder or adhesive 11. (As Ceramic material can, for example, find a substance known under the trade name "Agalain".) The individual Pipe sections 10 can for example be 2-5 mm, but preferably about 3 mm long. But it is also possible to do so Pipe sections 10 made of metal z. B. made of aluminum foil, or such sections 10 can be made of ceramic material and I.Ietaj.1 or met aiii see lüaterial be composed. The used Adhesive or r.inderaittel can for example be polyethylene or the like. line convenient manufacturing method of such an inner Tube J exists, for example, when it comes to low production volumes acts and if polyethylene is used as a binder or adhesive, the individual pipe sections 10 in it to lay a curved heating surface and around the individual joints between the associated sections 10 to a thin polyethylene thread

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winds; the polyethylene is then heated to the melting point and then rapidly cooled.

In the cold state, such an invention has internal .Tube 3 has sufficient strength to withstand the manufacturing process and the transport, further treatment or the like » to be able to withstand any shocks, vibrations, etc. However, while smoking such a smoking device, it migrates the combustion or charring zone of the smoldering tobacco in the Annular space 1 backwards, the binding odor adhesive 11 at the joints between successive sections 10 Loses cohesiveness and these sections continuously either from fall off themselves or be easily stripped off or kinked can.

A large number of different such agents can be used as binders or adhesives. It is important for the usability here that the agent has only moderate but sufficient binding force at room temperature, which then melts, softens or decomposes by heating to a higher temperature, namely to a temperature between 100 and 500 ° C (depending on whether is tobacco or other material using wärmeerzeugandes) is lost, and that the substances occurring in the decomposition of this binder or adhesive agent no unpleasant 3-crucn have "Besides the above-mentioned polyethylene may also _k other plastics such. B. polypropylene, ITylon or polystyrene can be used; it may have been also used as binders or Klebestoffoubstanzen of more or less natural origin, such as ₀ pasty starch, methyl or Karbozyl-EIethylcellulose "or cellulose acetate od <dergi.

An inner tube 3 according to the invention, which consists of mutually similar Sections 10 is composed, but can also by means of a tubular envelope or a sleeve made of cigarette paper be held together, A cigarette paper suitable for this purpose should have a porosity in the range between 80 - 250 ml / min.

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Habön and non-adherent or weakly adherent ash. Included _ -. the sections 10 only need to be compressed within these tubular wrappings or sleeves made of cigarette paper the wrapping and gluing of the cigarette paper after any in the cirarette industry. therefor known technique can be carried out.

If a smoking device manufactured in this way is smoked, the wrapping burns together with the tobacco in the annulus 1, and the sections 10 are gradually released continuously, to then fall off. .

The inner tube 3 can ¹ according to the invention be composed of individual Abscnnitten 10 which are relatively unbreakable, respectively, but having assembled fragile collisions with each other. " .

On the other hand, continuous tubes made of fragile material can also be used. The one in Pig. 3 further embodiment of the smoking device according to the invention shown, the inner tube 3 consists of such a continuous tube; the rest of the arrangement and design is essentially similar to that in Jig in this embodiment. 1 illustrated embodiment. Inventive inner tube 3, as shown inPig.J, prove to be particularly advantageous if they are made of an inorganic, finely piiyerisiertem salt upon heating the _r

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Water of hydration and / or carbon dioxide loses "or releases"

^R V. ater or a plasticizer are mixed, this inorganic salt in a -k-ear shape extruded, and then the tube is retained form after drying at room temperature "" A particularly advantageous composition (mixture) for the production of such tubes 3 is for example a Mixture of magnesium sulfate heptahydrate (as salt) and colloidal silica (as plasticizer). ”Other advantageous mixtures can also contain, for example, such salts as magnesium carbonate trihydrates, basic magnesium carbonates, sodium carbonate, potassium carbonate, calcium sulfate and others, while, on the other hand, the ' e plasticizers can be, for example, kaolin, magnesium oxide or crayon

Advantageous mixing ratios have proven to be 27-85 "# salt, 8-4.5 $ plasticizer and 7-28 $ water. However, mixing ratios of about 70 $ salt, 9 $ plasticizer and 21.00 tea / water are particularly advantageous.

Advantageously 'can be used as the outer diameter of the inner Tube 3 diameter between 1 and 3 mm and as an inner diameter those between 0.5 and 2 mm can be chosen.

For example, a illsChUn _0: 70 $ magnesium sulfate heptahydrate, 24 hours was ground in a ball mill, 9 i "colloidal silica and 21 $ of water under a pressure of 300 kg / cm stianggepreßt be to an inventive tube einera outer diameter of 2 mm and an inside diameter of T £ nm, the tube 3 which has been cut in this way is dried at room temperature for 24 hours. Sections of this tube, ζ. £. of the length of 70 mm, are coated inside with a llikoxine extract ^ and then inserted into the smoking device.

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IS JI I I Ö

When smoking, the tube 3 then falls apart in the vicinity of the charred material and falls when stripped from the ashes.

But it can also be a fragile tube 3 from any one ceramic material can be made in the silicate grains bound by means of a small amount of an epoxy resin The latter has a softening point of around 250 ° C.

Such a material can, for example, by sintering the Ceramic portion can be generated in the presence of the epoxy resin. In either case, the nicotine-releasing material can be 4 tobacco extract contain, preferably with one or more additives that facilitate the release of nicotine and / or as a carrier serve for this extract, e.g. B. Powdered silica

Such suitable extracts and additives are already, for example, in the aforementioned German patent specification.

(Application B 75 020 Hl / 44 b) described.

Instead of a coating or application of the nicotine-releasing material 4 on the inside of the inner tube . this material can also be incorporated in any suitable manner into the material from which the tube 3 is made, e.g. B. this substance 4 can be absorbed by the pipe material or the like. Such a further embodiment of the smoking device according to the invention is for example in Tig. 4 shown!

The fragile inner tubes 3 described above can be arranged in the middle part of a conventional cigarette. Such a cigarette will essentially have a Pig appearance. 4th

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have, only with the difference that the chamber 5 and the Disk 8 is missing. If such a cigarette is smoked in the usual way, not only is smoke drawn in from the cigarette, but there will also be a separate flow of air into the mouth, through the inner tube 3; this Air flow is advantageously used to produce a desired ratio between smoke and air. Also at of this inventively designed cigarette, the inner tube 3 will gradually break apart or fall away namely according to the course of the cigarette smoke.

The invention is not limited to the illustrated and described exemplary embodiments, but also includes all üeil- and subcombinations of the ones!

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Claims (1)

Ht Patent claims 1) Smoking device, preferably a cigarette or the like. With a tubular middle part to delimit a tobacco or, another, during the belly heat-generating material contained space, characterized in that the tubular middle part (3) made of a fragile or crumbling material or consists of a material which becomes fragile or crumbly under the influence of poor development. 2) smoking device according to claim 1, characterized in that the tubular middle part (^) consists of a number of tube sections (10) which are held together in the axial direction by means of a binding or adhesive (11) which, under the influence of the poor, loses its binding capacity or that the tubular lillette part { '')) consists of a number of pipe sections (10) which are grounded together by means of a sleeve or a sheath (2), which would become fragile or crumbly under the influence of the Y-heats 5) smoking device according to claim 1, characterized in that the tubular central part (3) consists of a material containing an inorganic salt, for. Be contains magnesium sulphate heptahydrate or the like, which under the influence of heat loses water and / or releases carbon dioxide and becomes brittle » A) smoking device according to claim 3 » characterized in that the material from which the tubular central part (3) is produced, a Y / eicLmacher, z. 3. colloidal silica, is added " -2- 909883/0134 ORIGINAL BATHROOM -ti 5) Smoking device according to one or more of claims 1-4, characterized in that the tubular central part (3) coaxially in a casing (2), is arranged such that in the annular space C) between casing (2) and tubular! Middle part (3) tobacco is located on the inner surface of the tubular middle part (3) a nicotine-releasing material is applied, and the cavity of the tubular middle part (3) is connected to a chamber (5) in a mouthpiece (6) of the smoking device 909883/0134 At. Blank page