EP0723405B1 - Artikel mit filter für die seitenströmung von zigarettenrauch - Google Patents

Artikel mit filter für die seitenströmung von zigarettenrauch Download PDF

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Publication number
EP0723405B1
EP0723405B1 EP94928218A EP94928218A EP0723405B1 EP 0723405 B1 EP0723405 B1 EP 0723405B1 EP 94928218 A EP94928218 A EP 94928218A EP 94928218 A EP94928218 A EP 94928218A EP 0723405 B1 EP0723405 B1 EP 0723405B1
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EP
European Patent Office
Prior art keywords
cigarette
combustion chamber
article
openings
air
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Expired - Lifetime
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EP94928218A
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English (en)
French (fr)
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EP0723405A1 (de
Inventor
Gabriel Van Der Elst
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Individual
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Individual
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Priority claimed from BE9301093A external-priority patent/BE1007646A3/fr
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Publication of EP0723405A1 publication Critical patent/EP0723405A1/de
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    • 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
    • A24F13/16—Safety sleeves for cigars or cigarettes preventing damage by glowing ash
    • 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

Definitions

  • the present invention relates to an article or smoker device for filtering the entire fumes from burning a cigarette or a cigar, in particular the fumes escaping from the tip lit cigarette or cigar.
  • Patent 4,637,407 relates to a cigarette holder including a side current smoke filter and, at its end, a suction propeller powered by a motor electric or a spring. This device is nevertheless complicated, inconvenient, expensive and likely to get dirty very easily.
  • US patent 4,685,477 discloses a device consisting of a cylindrical enclosure coaxial with cigarettes, says it cylinder with a section filter cartridge annular also extending coaxially to the cigarette over its entire smokable part.
  • the air intake is through the end of the cylinder opposite to where the cigarette is introduced.
  • This ineffective device cannot prevent the cigarette smoke coming out largely through air intake holes.
  • cigarettes have a tendency to extinguish quickly as the combustion.
  • the invention aims to provide, among other things, a device side stream smoke filtration that remedies to the disadvantages of the aforementioned devices.
  • the invention provides an article eliminating the sidestream smoke, preventing dispersion ash, reducing the risk of burns or fire as well as the odors and yellowing of the fingers of a smoking.
  • said openings constitute passive means of air circulation which, according to a preferred variant, are capable of maintaining the smokable part of said cigarette lit up to its essentially complete combustion, even in the absence of the smoker.
  • the air intake opening is generally located at a lower level than the discharge opening of smoke.
  • the means of filtration are chosen so that essentially no visible smoke escapes from the enclosure.
  • the opening (s), channels or air ducts have a configuration causing a venturi effect when the air arrives in the enclosure.
  • the opening (s), channels or outlet ducts have a configuration causing a chimney effect when the smoke comes out of the enclosure.
  • cigarette refers to any elongated element smokable and incorporates in particular cigars and cigarillos.
  • substantially hollow, unibody or modular body able to receive at least partially a cigarette, said body being of varied shape, comprising at its base or laterally ventilation openings.
  • Said body defines a confinement volume, essentially closed, constituting a combustion chamber.
  • One or one of the walls is provided with an orifice allowing the introduction of the smokable part of a cigarette.
  • Another wall preferably the top wall, constitutes a means of filtration, or includes an opening towards a means of filtration.
  • the article according to the invention can therefore take various general shapes, e.g. cubic, parallelepiped, cylindroid with parallel, perpendicular or any in relation to the position of the cigarette, or still spheroid.
  • the article can also have the form a pipe, the head then comprising the filtration means and possibly a fireplace.
  • the cylinder can be a cylinder of revolution or oval section.
  • the article can appear, when in use, in the form of a body elongated vertically, recalling the shape of a drink can, said elongated body, approximately of axial symmetry and preferably cylindrical, constituting an element forming a combustion chamber and a chimney located mainly at its part upper, above the burning end of the cigarette. This is introduced laterally to the elongated body vertical of the article.
  • the article is presented in the form of a rectangular box, one of the small side faces is provided with a hole for the introduction of cigarettes.
  • a cardboard article is particularly preferred for reasons of manufacturing cost.
  • the article can be mounted, in the form of a box, from a sheet of cardboard forming a suitable flat blank on which the lines of weakness and the various constituent elements of the invention (wall lined with aluminum foil, ventilation and outlet openings, etc.).
  • the blank may contain side tabs or flaps pre-coated with an adhesive.
  • a box can therefore be mounted with or without a filter, eg a pleated paper filter in advance. Otherwise, the filter can be separately attached to the article once mounted.
  • This embodiment is also advantageous from the point of view of space and storage costs.
  • the cardboard article can also be discarded after a limited number of uses, which is advantageous from an ecological and hygienic point of view.
  • top wall of the article will always be particularly heat resistant, and a covering in the form of aluminum foil possibly wrinkled or wrinkled, can as already mentioned to be advantageously planned.
  • One of the dimensions of the combustion chamber will be preferably a length at least equal to the length of the smokable part of a cigarette, e.g. a length that vary from 5 to 20 cm, preferably from 10 to 15 cm. of length, and 1 to 4 cm in width.
  • the dimensions will be the same order or less than that of a pack of cigarettes.
  • the article can thus be easily put in the pocket and used in conjunction with a pack of cigarettes.
  • the opening for introducing the cigarette is preferably a circular hole whose diameter is approximately equal to that of cigarettes, such so that it can be entered on, held by friction, and the butt removed.
  • the outer edge of the orifice can advantageously be beveled, so as to facilitate the introduction of the cigarette.
  • the edge can also be bevelled from both sides or be rounded.
  • a sleeve can be integrated original in the article, or constitute a removable element to be introduced into the hole originally intended.
  • the sleeve can also advantageously serve as a damper when cigarette combustion has progressed to level, the cigarette then automatically extinguishes.
  • the article includes a adaptable or integrated cigarette holder. It can be a removable cigarette holder comprising a filter or not, that can adapt to the article by friction or that can screw in an additional thread.
  • the filter element is located at the top of the article. It is essentially associated with an opening smoke outlet provided in the upper part of the combustion chamber, preferably in the wall superior.
  • the opening leads either directly or indirectly through a chimney, to a filter element or preferably in a delimited space by a filter element.
  • a material filter filamentous eg cellulosic, whether or not impregnated with substances odorous or likely to retain or react with one or more components of the smoke has proven to be effective.
  • the filter element can be incorporated into a cartridge then comprising a support for supporting the element filter allowing substantial contact with air exterior (split or honeycomb or lattice support, metallic, cardboard or plastic structure).
  • the filter element will be present under the shape of a leaf matching the elongated shape of the support, itself present in the form of a cylinder comprising wide longitudinal openings.
  • the element filter will advantageously have a large surface area and will cover one end of said cylinder as well as the side openings.
  • filter cartridges it is also possible to provide filter cartridges to be fixed, for example by screwing or friction, on the upper part of the article.
  • filtration means including components such as glass wool, synthetic foams, filter membranes, granules with or without activated carbon etc.
  • Air intake openings provide air fresh combustion of the lit end of the cigarette. They are located either laterally or at the bottom of the combustion.
  • these openings will be in the form thin slits or small holes drilled in the wall and giving access, directly or indirectly, to the outside of the article.
  • the diameter of the circular openings will be advantageously of the order of 0.5 mm to 3 mm.
  • the openings can also adopt a funnel shape or match frustoconical conduits whose walls form projections at inside the enclosure or inside the chamber proper combustion. These embodiments can have a favorable influence on the effectiveness of air intake.
  • the holes should preferably be drilled from outside to inside, the material then being rejected annually towards the inside and the width of the hole going from outside to inside.
  • a main feature of the invention is to provide side stream smoke filtering articles which include, among other things, ventilation openings such sufficient draw is obtained to maintain a cigarette lit in the article while holding a normal smoke aspirations for the user.
  • the article presents a combustion chamber having a parallelepiped shape of which one or several side walls have inlet holes of air. These holes are located at the top of said side walls, i.e. above the level of the cigarette. At a wall, these holes communicate with the outside via a room and one or more conduits formed by said wall of the combustion and an additional wall parallel to this last thus defining an air inlet slot the along the wall, the slit being open at the base of the article and supplying air to said inlet holes of air.
  • the duct has a variable width and thickness preferably of the order of 0.7 to 2 mm. Preferably, as already mentioned, this duct has a profile shrinking before forming the chamber.
  • the openings are advantageously located around the tubular orifice introduction and may be present in the form of slits, or circular holes ellipsoidal, rectangular, trapezoidal etc. Compared to the thickness of the wall of the combustion chamber these air inlet holes can also be advantageously bevelled.
  • the butt is generally removed of the article after use. In some cases, this butt can be manually pressed further and falls from it made by gravity at the bottom of the article, the orifice being free for the possible insertion of a new cigarette.
  • the bottom or bottom of the article acts as ashtray. After use, the ashes there accumulated by gravity can be removed through the orifice of introduction of the cigarette. For modes of more sophisticated, we can plan access openings for cleaning the combustion chamber and empty the accumulated ashes.
  • the article according to the invention can be produced in large quantity at a cost compatible with a said item "disposable”.
  • an article is proposed parallelepiped or cylindrical which can be manufactured from a flat cardboard blank.
  • the blank includes fold lines (creasing), which will for example form the edges of the parallelepiped, according to an appropriate geometrical arrangement for obtaining after folding and mounting, a box forming a part or the entire article according to the invention.
  • the various walls are provided with elements, in particular openings, necessary for air supply, for the introduction of cigarettes and for the smoke outlet.
  • At least the front part form the top wall will be covered with a sheet aluminum, possibly fixed by gluing, stapling or any other equivalent means.
  • a parallelepiped for example a cardboard cube, can thus be obtained by mounting in a known manner, it is say similar to cardboard box mounts. Smoke is very well retained in such a box if certain types well-known folding methods are applied.
  • edges can be glued, stickers or pre-glued to simplify assembly and promote airtightness.
  • This piece can be fixed on the adequate wall of the parallelepiped, for example by through a self-adhesive annular surface perpendicular and surrounding said piece on a short cylindrical sleeve.
  • the article can be transported and / or sold in a folded and extremely compact. It will for example be in a form flat, the walls being folded and stacked. he can thus be associated, during the sale, with a package of cigarettes while not increasing the bulk of significantly.
  • the article according to the invention can be designed in such a way so that the combustion chamber is made of a room with or without the elements acting as a chimney and / or cigarette holding element.
  • the article can be modular, the combustion chamber that can be opened and / or each element being removable. otherwise removable
  • the smoking article according to the invention can be combined with elements known from the prior art, e.g. such as described in the aforementioned United States patents no. 4,200,114, 4,899,766 and 4,993,435.
  • the necessary adaptation will appear obvious to the skilled person.
  • Fig. 1 represents an article according to the invention under the shape of an essentially cylindrical object comprising different removable parts.
  • the object measures approximately 10 cm tall and 7 cm wide.
  • the upper portion includes a filter, not shown, consisting of 4 layers tissue paper, such as household paper towels, stacked, pleated and crumpled, arranged in a mushroom in a bell or in a cylinder closed at one end to form a cartridge 1 which can be approximately cylindrical.
  • tissue paper such as household paper towels, stacked, pleated and crumpled, arranged in a mushroom in a bell or in a cylinder closed at one end to form a cartridge 1 which can be approximately cylindrical.
  • Kleenex paper towels or Scottex registered trademarks
  • the filter cartridge is partially hollowed out center to form a volume for receiving the smoke emitted a chimney 2 formed from one or more sheets aluminum pleated and / or crumpled and emanating from a combustion chamber located under the filter.
  • the fireplace has a height of about 3 cm and a diameter of 0.8 cm.
  • the filter cartridge 1 is held by friction or bonding around a ring 3 coaxial with the cartridge and internally to it. Ring 3 is outside of and secured to the upper wall of the combustion 4.
  • the cartridge filter paper can be covered by a cover rigid largely openwork (not shown).
  • the openings on the side and top of this cover can be closed by rotating a second cover adapting to it by friction, at least partially, and the overlapping.
  • the second cover has openings may or may not coincide with those of the first cover depending on the degree of rotation applied.
  • the body of the article is formed mainly by the combustion chamber 4 of cylindrical shape, of a height 7 cm, and made of a sufficiently rigid material, such as a plastic, aluminum or cardboard. We would prefer a thermally insulating substance.
  • the internal wall of the combustion chamber 4 is upholstered aluminum foil for household use.
  • the bedroom combustion and chimney can be obtained from one room by forming.
  • a lateral circular orifice 5 is provided in the wall of the cylindrical combustion chamber to receive a holding element of a cigarette.
  • This element has the form a washer 6 adapting in known manner by friction at circular opening 5 and substantially protruding outside the cylindrical body (about 0.8 cm).
  • the washer 6 is e.g. plastic or cardboard and is drilled in its center and thus presents a circular orifice 7 at bevelled edge of a diameter capable of receiving in friction a cigarette, or a diameter of about 0.8 cm.
  • the thickness of the washer is sufficient to frictionally hold the cigarette passing through it, smokable part thus being cantilevered in the combustion chamber.
  • the washer is associated with a radially elongated element 8 and parallel to the position of a cigarette inserted in the article, an element extending beyond the vertical axis of the combustion chamber and whose function is to promote combustion and a first condensation of the resulting smoke.
  • the surface of this element preferably made of plastic or cardboard, is lined with several aluminum sheets.
  • This condensing element 8 (fig. 2), in the example illustrated, has a tubular shape, with a diameter about 3 cm, sectioned obliquely on the largest part of its length, the thinnest part being located at the free end in the combustion chamber, such so that the open part is facing down (arrow in fig. 2).
  • This element 8 is such that it covers the almost the entire length of a cigarette introduced through the orifice of the combustion chamber.
  • the part of the element 8 close to the retaining washer may be of complete tubular shape and thus form a segment surrounding the cigarette and used as a damper when combustion takes place at the end of the smokable part.
  • the base 10 of the article is constituted by the part bottom of the cylindrical wall 13 of the combustion which is housed in a circular groove 17 provided at the periphery of a removable circular element, in the form of an inverted cover.
  • Groove 17 is formed by the double circular side wall of the cover, which is pierced right through by entry openings air 11. These openings may coincide, by rotation, with the circular air inlet openings 18 of the base of the combustion chamber.
  • These openings circular are of variable diameter, preferably of from 0.1 to 1.0 cm.
  • This arrangement allows closing and adjustment of lateral air entry by simple relative rotation of the body of the article and the lid overturned.
  • this arrangement makes it possible to close hermetically the article and avoids the emission of unpleasant odors when not in use.
  • the base includes a bottom piece 12 which adapts to the above the inverted lid, and therefore above the inlets of air, and forms the bottom wall of the combustion.
  • the bottom part 12 has a shape centrally hollowed out towards the interior of the combustion chamber so whether it has a surface with an edge or a elongated vertex (crest line) 14 extending parallel under the condensing element 8 described above, it is also say parallel to a cigarette possibly inserted in the article.
  • the rounded edge 14 is provided on its entire length of air inlet holes 15 likely thus directly feeding the combustion.
  • the edge 14 is located about 0.4 cm from the cigarette to be placed between it and the condensing element 8.
  • the air intake holes 15 are of a size such that almost all the ashes fall from both sides of the said ridge line.
  • the holes will typically be elongated holes 2 to 5 mm long and about 1 mm or months wide.
  • the bottom part 12 can also be covered, on its inner wall, of aluminum foil, although it or much less in contact with heat.
  • the base of the bottom part 12 is circular and fits by friction on the cylindrical periphery of the combustion or in a second circular groove (not shown) of fastening provided at the top of the inner periphery of the inverted cover.
  • a space 19 approximately annular, but open at the top, is formed around and above the base of the recess and is large enough to receive the ashes, and eventually butts pushed into the room combustion by the user. This space, acting ashtray, can be obtained by folding the base of the bottom piece, folded up along the surface cylindrical interior of the combustion chamber.
  • the bottom piece also includes secondary air inlet holes 16 on either side of the rounded edge.
  • These air inlets may be required to obtain good combustion. Their number depends on multiple factors affecting the draw. They will be of small diameter (from on the order of a millimeter or less) and can be obtained by piercing needle holes in a cardboard surface or aluminum foil, preferably from the outside towards the interior.
  • the user can thus make a fine adjustment of the air supply if necessary.
  • the inverted cover will advantageously have a surface flat reception for the ash which would eventually be passed through the air intake openings 15 and / or 16.
  • the upturned cover and the bottom piece form a intermediate air inlet chamber.
  • the cover reversed can be replaced by a function ring similar for the adaptation of the combustion chamber and of the bottom part, but whose central surface of the aforementioned reception is then absent.
  • Fig. 4 schematically illustrates another form of embodiment of the invention in which the combustion 34 is provided parallelepiped.
  • the combustion chamber 34 has about 6.5 cm long, 4 cm wide and 4.5 cm high.
  • the chimney 32 in aluminum foil is 3 cm high and has a diameter of 0.8 cm.
  • Air inlets main 45, 1 to 2 mm in diameter, are distributed longitudinally and parallel to the smokable part of cigarette, at the top 44 of a recess in the face bottom of the combustion chamber. This recess is planned so that the apex approaches up to 1 mm or less of the cigarette that would be introduced in the article.
  • Smaller secondary holes 46 are provided on either side across the row of air intake openings main. To allow air access from the face bottom of the article, it is mounted on four feet 49 about 3 mm high provided for the four ends of the base.
  • the article after consumption of a certain number of cigarettes is preferably thrown away. Ashes can however be easily disposed of in another ashtray by shaking the article and allowing the ashes to go through the opening for introducing the cigarette.
  • a plate of background (not illustrated) can also be provided and delimit thus an intermediate chamber.
  • the ring for holding the cigarette can be designed to incorporate on the side of the combustion, a snuffer so that the cigarette goes out with certainty when the hot end approaches of the wall.
  • This extinguisher can be in the form a flame retardant or metallic foil sleeve surrounding the cigarette and protruding inward. The combustion stops there by suffocation.
  • Fig. 5 illustrates the general appearance of an article according to yet another embodiment of the invention.
  • the general shape is closer to that of a pipe.
  • a chimney (not assembled) surrounded by a material filter 51 contained in a cartridge 52.
  • the bottom piece includes its periphery a raised wall 59 adapting by friction outside the perimeter of the base of the article body.
  • Figs. 6 to 8 are views illustrating another variant of the article according to the invention.
  • the article has the form general of an oval section cylinder, the part being superior for the rest similar to that of the article in fig. 1.
  • Fig. 6 illustrates in general the bottom part or base part 70 comprising a horizontal bottom plate 79 which is surrounded at its periphery by a vertical wall 71 including circular openings 72 for entry air under the combustion chamber, i.e. under the recessed part 73 provided with the primary openings and secondary air intake (78 resp. 76).
  • Wall vertical 71 supports said recess piece which can be integral or fixed for example by gluing, friction or click-in.
  • Dimensions of the base part 70 are such that it can slide inside the body main formed by the combustion chamber and there hold by friction.
  • an anti-reflux element in this example, removable, funnel-shaped, or cup-shaped overturned with a hole in its center, of such dimension that can be fixed, by friction or gluing, to the periphery bottom of recessed part 73, the most small 75 directed upwards, i.e. towards the line recess crest 73.
  • Figs. 7 and 8 which are side views, to scales different from that of figure 6, illustrate the open and closed position of the workpiece respectively base 70 in the body of article 76.
  • Fig. 9 is an exploded perspective view of the elements of an article according to the invention in a form of very space-saving and including entrances side air in the combustion chamber.
  • the article measures 4 cm high (without filter), 7 cm long and 3 cm large.
  • the height of the filter is 3 to 4 cm and its diameter 3 cm.
  • the combustion chamber has a shape having a section oval in a horizontal plane, and sections transverse and longitudinal rectangular in the two other perpendicular planes.
  • the article includes a top wall in the form of cover 80 covered on its inner face with aluminum foil 83 in which is also formed the chimney 82 extending upwards through a circular opening 84, to end in a cartridge filter 81 centrally hollowed out. Another opening 85 is provided to form a cavity serving as a diffuser perfume, in contact with aluminum.
  • the fragrance will be released analogously to what is known with some devices intended to be applied to light bulbs incandescence.
  • the cover 80 is fixed for example by gluing or friction above the volume delimited by the cylindrical combustion.
  • the part of internal wall 87 is drilled, at its part upper, 86 air inlet holes in the combustion. These holes communicate with space interstitial 89 between the inner wall part 87 and the outer wall element 90.
  • Space 89 is connected via conduits 91, to the base of the article, e.g. a portion 98 of its periphery, presenting one or more slots in communication with the outside air.
  • the spacing between the two walls can vary widely but will be the more often between 0.5 and 2 mm.
  • the two wall elements are preferably separated by one or more thin pieces 88 forming on the one hand spacer and secondly side inlet channels outside air from the lower periphery 98 from the article to the interstitial space 89.
  • Wall elements 87, 88 and 90 can be glued together to form said double wall portions.
  • the base part 102 forming an ashtray capable of adapt by friction within the determined volume by the main wall, is also illustrated with the side wall 105, the row of air intakes main 105 and air intake openings secondary 106 on the lateral faces of the recess 102.
  • Legs 109 are also provided along the rim 108 to allow the passage of air from below the recess piece.
  • Fig. 10 illustrates yet another embodiment of the invention particularly simple, advantageous and effective.
  • the filter medium which is here made of two layers Scottex-type tissue paper, overlapped and then pleated forward in the direction of the length and the width.
  • filter 111 of such so that a certain volume is left free above the upper wall or in any case around the opening, so that, among other things, smoke can spread effectively over the entire filter.
  • the opening for the introduction of cigarette 117 and one of the two side plates 114 equivalent to the plates 90 of fig. 9, covering the side air inlets 119 at the base of the corresponding entry walls leading to the air intake ports 116 to the combustion.
  • the condensing element 8 of FIG. 1 don't not find.
  • the dimensions of the article are indeed such as the upper wall of the combustion chamber, made up or covered with aluminum foil, is close enough to the cigarette to be able to directly play the role of condensing element and thus contribute to filtration.
  • Fig. 11 schematically represents yet another another variant of an article for a smoker according to the invention, represented generally by the reference number 120.
  • the general shape of the article is tubular and coaxial with cigarettes.
  • the combustion chamber 122 of the article includes a smoke outlet 123, generally at the opposite end from the inlet 124 of the cigarette, as well as one or more several air inlet ports 125.
  • the air inlet ports 125 make it possible to supply fresh air burning the lit end of the cigarette. They advantageously lie around the tubular orifice introduction and may be present in the form of slots, or circular holes, ellipsoidal, rectangular, trapezoidal etc. In relation to the thickness of the wall of the combustion chamber these air inlet holes can also be advantageously bevelled.
  • the openings 125 can also adopt a funnel shape or match frustoconical conduits whose walls project at inside the combustion chamber.
  • the smoke outlet 123 leads to a chimney 126 in the form of a cylindrical element extending the tubular combustion chamber 122 and coaxial with it.
  • the chimney duct can also be formed in aluminum foil, possibly superimposed, and possibly be made in one piece with the bedroom combustion and the orifice 124 for introducing the cigarette.
  • the smoke outlet duct (chimney) 126 leads to a space 129 delimited by the external wall of said duct and a filter material 131 illustrated only in FIG. 12. This will appear, for example, in the form of a porous cellulose fiber sheet that has been longitudinally pleated and which follows the elongated shape of a support forming with said filter material a filter element 130.
  • This element is in the form a removable cartridge with one end open to receive the body of the chimney and the other end is closed.
  • FIG. 12 illustrates the support 130 and the filter element removable 131 in combined position A and separate B.
  • the support is provided with longitudinal slots 133, (but alternatively it may have alveoli or a lattice structure), and is more rigid than the material filter 131 illustrated in its position removed by relative to its housing constituted by the support 130.
  • Element 131 is hollowed out longitudinally and centrally to be inserted around the chimney 126.
  • the support 130 has a metallic, cardboard or plastic.
  • This support 130 in which or on which is placed or fixed the filter material, for example pleated "Kleenex" type sheets of paper, adapts to the outer end of the combustion chamber and there is secured by friction or screwing at the rings 132 and 132 'complementary present at the ends corresponding tubulars.
  • the support is substantially longer than the chimney so that the outlet of it is not blocked by the closed end or by the filter material.
  • the cigarette is kept cantilevered in the room combustion, at the inlet 124. It is provided with a short internal sleeve 137 promoting maintenance of the cigarette parallel to the body of the article.
  • the ventilation openings are locate around the entrance orifice and connect the chamber combustion 122 to an intermediate space or chamber 134, annular in shape, itself provided with an opening 135 wider, provided in its lower part, and giving directly outward.
  • the lit end of the cigarette causes a sharp rise in the temperature of the combustion chamber and this results by the chimney effect of the exit orifice, a call of air.
  • Fresh air enters through opening 135 then feeds the combustion by entering the combustion through the triangular orifices 125, the width does not exceed 1 mm.
  • Smoke, via port 123 in funnel and the chimney 126 enters the space 129 and escapes through the filter material 131 the delimiting.
  • Tests have demonstrated the effectiveness of filtering the cigarette smoke by the article according to the invention.
  • Fig. 13 schematically illustrates in perspective a first production of a table item according to the invention by including the hidden elements.
  • the enclosure 200 containing the combustion chamber 204 y is also essentially cylindrical and is separable in two half-enclosures fitting into 213.
  • the enclosure includes side air inlet 206 and opening 202 for the cigarette, also on the side. Opening 202 is in the form of a cylindrical spout 214 with a short internal and oblique sleeve 208 acting holding element of the cigarette.
  • Air intake 206 located at the bottom of the article is advantageously in the form of a deformed funnel and terminates in the combustion chamber.
  • the chimney 209 overcomes the combustion chamber 204.
  • the article is also provided a support 220 secured to a container serving as removable ashtray 221 whose body can slide in friction inside the cylindrical shell of the article.
  • a article which can be produced from a flat blank cardboard-based.
  • Fig. 14 shows an example of a flat cardboard blank flame retardant generally represented by the reference digital 260.
  • the blank has grooves 261 allowing the mounting of a cubic box which will form a example of an article according to the invention similar to that presented in fig. 10. Similar cubic box mounted east illustrated in fig. 15.
  • the blank 260 is seen in plan, the external faces of the cubic box to be mounted being visible.
  • the central part 269 constitutes the rear face of the article which is flanked two side faces, one underside and one upper face 263. Pre-glued edges 262 are provided on the flat blank.
  • the surface 263 of the sheet which will therefore become the wall upper after assembly, is covered on the back with aluminum foil.
  • a circular hole 264 is provided on this surface, hole which will put in contact the chamber of combustion with the filter element attached to the face upper (see p.e. fig. 10).
  • the article includes fold lines (creasing) according to a layout geometric suitable for obtaining after folding a box forming the entire article according to the invention at except for the filter element which is attached separately.
  • a parallelepiped can thus be obtained so known. Note the presence on two side walls opposite air intake holes 265 confined to a surface essentially bounded by the upper part of a piece 266, of a thickness varying from 0.5 to 2 mm, which will be covered, e.g. by gluing, with a plate 267, generally the same thickness, thus forming a conduit air inlet plate 268.
  • the outer wall of the combustion chamber, the part 266 and the plate 267 thus form a conduit 268 leading to an intermediate chamber 272 including a wall is fitted with air inlet holes in the combustion.
  • the opening for introducing the cigarette will be formed at 270.
  • a part 273 for introducing and maintaining the cigarette, rigid enough, will be provided to be able be introduced in the center of the front panel at 270.
  • To facilitate the operation of notches 279 can be planned there.
  • this piece attaches to the level of a self-adhesive annular edge 275 surrounding a end of a short tubular member 274.
  • edges 262 are flap and are advantageously pre-glued to simplify assembly.
  • the folded article can be assembled and deployed by the user for example by blowing in the orifice of introduction of the cigarette (in 270) of the article under flattened shape.

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

Claims (10)

  1. Artikel für Raucher in Form eines Gehäuses, das geeignet ist, in einer Hand gehalten zu werden und das geeignet ist, den rauchbaren Teil einer brennenden Zigarette aufzunehmen, wobei das genannte Gehäuse umfaßt
    eine Verbrennungskammer (4)
    eine Öffnung (7), deren Durchmesser angenähert demjenigen einer Zigarette entspricht und die, in Bezug auf den Artikel hervorstehend, zur Aufnahme des Mundstücks der Zigarette vorgesehen ist, wobei sich der rauchbare Teil in der genannten Verbrennungskammer befindet,
    eine oder mehrere Luftzufuhröffnungen (15, 16) zum Einbringen von Außenluft in die Verbrennungskammer (4),
    eine oder mehrere Auslaßöffnungen (2) für den aus der Zigarette austretenden Rauch, wobei die genannte oder die genannten Öffnungen mit Mitteln zur Filterung des Rauches (1) versehen sind
    dadurch gekennzeichnet, daß
    die genannte oder die genannten Luftzufuhröffnungen (15, 16) die Außenluft mittels einer Kammer oder eines Verbindungskanals (89, 91, 268, 272) in die Verbrennungskammer (4) leiten, die auf diese Weise ein oder mehrere passive Mittel der Luftzirkulation bilden,
    und daß das genannte Gehäuse, das die Verbrennungskammer (4) umschließt, im wesentlichen aus Karton (Pappe) besteht.
  2. Artikel gemäß Anspruch 1, wobei der Karton feuerfest ist.
  3. Artikel gemäß Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Eintrittsöffnungen (86) für die Luft mit der Umgebung über einen oder mehrere Kanäle (91) in Verbindung stehen, die von einer Wand (84) der Verbrennungskammer und einer zu-sätzlichen Wand (90) gebildet werden, die parallel zur letztgenannten verläuft und die auf diese Weise einen Zutrittsspalt für die Luft bilden, wobei der Spalt zum Boden (8) des Artikels hin offen ist und die genannten Lufteintrittsöffnungen mit Luft versorgt.
  4. Artikel gemäß Anspruch 3, dadurch gekennzeichnet, daß die beiden Wandelemente durch ein oder mehrere dünne Stücke (88) getrennt werden, die Riegel bilden.
  5. Artikel gemäß Anspruch 1, dadurch gekennzeichnet, daß der rauchbare Teil der Zigarette sich nicht in Kontakt mit einem Element des genannten Gehäuses befindet.
  6. Artikel gemäß einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, daß der Rauch über eine Öffnung aus der Verbrennungskammer austritt, die in deren oberen Teil angeordnet ist und die an eine Kammer (35, 129) grenzt, die durch Filterelemente (31, 131) begrenzt wird.
  7. Artikel gemäß einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, daß die Lufteintrittsöffnungen (86) in der Verbrennungskammer sich in wenigstens einer der Seitenwände, im unteren oder oberen Teil der Verbrennungskammer, befinden.
  8. Artikel gemäß einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, daß die Öffnungen, Luftwege oder Kanäle (15, 16, 76, 105, 116, 125, 265) einen Durchmesser und/oder eine Größe von weniger als 2 mm aufweisen.
  9. Artikel gemäß einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, daß die Lufteintrittsöffnungen (15, 55, 105) unterhalb des Aufnahmeortes der Zigarette angeordnet sind.
  10. Artikel gemäß einem der vorangegangenen Ansprüche, dadurch gekennzeichnet, daß er auf einer ebenen Unterlage befestigt werden kann.
EP94928218A 1993-10-14 1994-10-14 Artikel mit filter für die seitenströmung von zigarettenrauch Expired - Lifetime EP0723405B1 (de)

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
BE9301093A BE1007646A3 (fr) 1993-10-14 1993-10-14 Article pour fumeurs.
BE9301093 1993-10-14
BE9301206 1993-10-29
BE9301206 1993-10-29
BE9301259 1993-11-12
BE9301259 1993-11-12
BE9400050 1994-01-17
BE9400050 1994-01-17
BE9400381 1994-04-13
BE9400381 1994-04-13
BE9400413 1994-04-20
BE9400413 1994-04-20
BE9400475 1994-05-06
BE9400475 1994-05-06
PCT/BE1994/000069 WO1995010200A2 (fr) 1993-10-14 1994-10-14 Article avec filtre pour fumee de courant lateral de cigarettes

Publications (2)

Publication Number Publication Date
EP0723405A1 EP0723405A1 (de) 1996-07-31
EP0723405B1 true EP0723405B1 (de) 1999-09-22

Family

ID=27560822

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94928218A Expired - Lifetime EP0723405B1 (de) 1993-10-14 1994-10-14 Artikel mit filter für die seitenströmung von zigarettenrauch

Country Status (4)

Country Link
EP (1) EP0723405B1 (de)
AU (1) AU7735594A (de)
DE (1) DE69420857T2 (de)
WO (1) WO1995010200A2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007011095B4 (de) 2007-03-08 2011-08-25 Rogmans, Maria, 47546 Transportable Einrichtung zur Feinstaub- und Rauchabsaugung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637407A (en) * 1985-02-28 1987-01-20 Cangro Industries, Inc. Cigarette holder
US4790332A (en) * 1985-08-27 1988-12-13 Wallace Fred E Smoke eliminator for cigarette smokers
US4685477A (en) * 1985-12-18 1987-08-11 Valdez Loredana G Cigar or cigarette holder
US4899766A (en) * 1988-11-18 1990-02-13 Ross Jr John R Secondary smoke catcher
US4993435A (en) * 1990-01-16 1991-02-19 Mccann Steven Smoking accessory
US5160518A (en) * 1991-06-03 1992-11-03 Vega Jr Joseph G Second chance secondary smoke trap
GB9307710D0 (en) * 1993-04-14 1993-06-02 Rothmans Benson & Hedges Smoking apparatus-l

Also Published As

Publication number Publication date
AU7735594A (en) 1995-05-04
EP0723405A1 (de) 1996-07-31
DE69420857T2 (de) 2000-05-18
WO1995010200A3 (fr) 1995-05-11
WO1995010200A2 (fr) 1995-04-20
DE69420857D1 (de) 1999-10-28

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