DE1087959B - Multi-layer filter body for tobacco products, in particular for cigarettes, and method and device for its production - Google Patents
Multi-layer filter body for tobacco products, in particular for cigarettes, and method and device for its productionInfo
- Publication number
- DE1087959B DE1087959B DEM35573A DEM0035573A DE1087959B DE 1087959 B DE1087959 B DE 1087959B DE M35573 A DEM35573 A DE M35573A DE M0035573 A DEM0035573 A DE M0035573A DE 1087959 B DE1087959 B DE 1087959B
- Authority
- DE
- Germany
- Prior art keywords
- layer
- filter
- carrier
- fibers
- filter body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
Landscapes
- Paper (AREA)
Description
Die Erfindung betrifft einen mehrschichtigen Filterkörper für Tabakwaren, insbesondere für Zigaretten, dessen Schichten mit ihren Stirnseiten der Raucheintrittsöffnung zugekehrt sind, wobei mindestens eine Schicht aus einer vorzugsweise aus faserhaltigen! Papier bestehenden Trägerbahn gebildet ist und eine weitere Schicht aus Faserstoffen.The invention relates to a multilayer filter body for tobacco products, in particular for cigarettes, the layers of which face the smoke inlet opening with their end faces, with at least one Layer of a preferably fiber-containing! Paper existing carrier web is formed and a another layer of fiber.
Filter dieser Art sind bereits bekannt. Die gewöhnlich aus Kreppapier bestehende Trägerschicht bildet beim Zusammenfassen Längskanäle, durch die der Rauch hindurchtreten kann. Die Faserstoffschicht verbessert dabei etwas die filtrierenden Eigenschaften der durch die Krepprillen gebildeten Längskanäle. Neben diesen auf Papiergrundlagen aufgebauten Filtern sind auch Wattefilter bekanntgeworden, bei denen die Watte durch Einrisse zu aneinanderhaftenden Faserflocken aufgeschlossen ist. Diese Filter haben gegenüber Papier enthaltenden Filtern zwar verbesserte Filtereigenschaften, jedoch ist der Rohstoff, die Watte, im Vergleich zu reinemPapier verhältnismäßig teuer. Eine weitere Eigenart der Wattefilter ist, daß sie nur eine geringe mechanische Festigkeit aufweisen. Wattefilter werden schon durch leichten Druck zum Teil irreversibel verformt, wobei sich die Strömungswiderstände der Filter in unerwünschtem Ausmaß erhöhen. Aus -den genannten Gründen sind sowohl homogene Wattefilter als auch Filter aus zu Flocken aufgeschlossener Watte kaum noch anzutreffen.Filters of this type are already known. The carrier layer, which is usually made of crepe paper, forms when merging longitudinal channels through which the smoke can pass. The fiber layer improved at the same time somewhat the filtering properties of the longitudinal channels formed by the crepe grooves. In addition to these paper-based filters, cotton wool filters have also become known where the wadding is opened up by tears to form fiber flocks that adhere to one another. These filters have Compared to filters containing paper, the filter properties are improved, but the raw material is the Wadding, relatively expensive compared to plain paper. Another peculiarity of the cotton wool filter is that they only have a low mechanical strength. Cotton filters are turned into a Partly irreversibly deformed, with the flow resistances of the filter increasing to an undesirable extent raise. For the reasons mentioned, both homogeneous cotton wool filters and filters made from flakes open-minded cotton can hardly be found anymore.
Weiterhin sind spiralförmig gerollte Papierfilter bekanntgeworden, bei denen die Papieroberfläche Erhebungen und Vertiefungen aufweisen, die im gerollten Zustand insbesondere dazu dienen, zwischen den einzelnen Windungen einen Abstand frei zu halten, der als Rauchkanal dient.Furthermore, spirally rolled paper filters have become known in which the paper surface has elevations and have depressions which, in the rolled state, serve in particular to between to keep the individual turns a distance free, which serves as a smoke channel.
Der Zweck der Erfindung besteht nun darin, einen Filter der eingangs erwähnten Art zu schaffen, der vergleichsweise gute Filtereigenschaften aufweist, ohne daß die Nachteile der Wattefilter auftreten.The purpose of the invention is now to create a filter of the type mentioned in the opening paragraph, which has comparatively good filter properties without the disadvantages of the cotton wool filter occurring.
Der gemäß der Erfindung ausgebildete mehrschichtige Filter ist dadurch gekennzeichnet, daß die Trägerbahn in an sich bekannter Weise perforiert ist und die Fasern der Faserstoffschicht mindestens zum Teil in die Perforationen der Trägerschicht ragen.The multilayer filter formed according to the invention is characterized in that the carrier web is perforated in a manner known per se and the fibers of the fibrous material layer at least partially protrude into the perforations of the carrier layer.
Durch die Maßnahmen nach der Erfindung werden die Filtereigenschaften insofern befriedigender, als die Fasern der Faserstoffschicht, die durch eine Perforation der Trägerschicht hindurchtreten, in den Rauchkanal ragen und hier eine zusätzliche Filtrierung hervorrufen. Die in oder durch die Perforation ragenden Fasern bewirken weiterhin, daß der Rauch wenigstens zum Teil durch diese Perforation hindurchtritt, so daß der Rauchweg verlängert ist. Schließlich ist noch bedeutungsvoll, daß die Haft-Mehrschichtiger. FilterkörperThe measures according to the invention, the filter properties are so far more satisfactory than the fibers of the fibrous material layer, which pass through a perforation in the carrier layer, into the The smoke channel protrudes and creates an additional filtration here. Those in or through the perforation protruding fibers also ensure that the smoke at least partially passes through this perforation, so that the smoke path is lengthened. Finally, it is important that the adhesive multilayer. Filter body
für Tabakwaren,for tobacco products,
insbesondere für Zigaretten,especially for cigarettes,
sowie Verfahren: und Vorrichtungas well as method: and device
zu seiner -Herstellungfor its manufacture
ίο Anmelder:ίο applicant:
Paul Adolf Müller^Herrliberg (Schweiz)Paul Adolf Müller ^ Herrliberg (Switzerland)
Vertreter: Dipl.-Inoj. Dr. jur. A. Welling
und Dipl.-Ing. L. "Welling, Patentanwälte,Representative: Dipl.-Inoj. Dr. jur. A. Welling
and Dipl.-Ing. L. "Welling, patent attorneys,
Köln, Lotferinger Str. 81Cologne, Lotferinger Str. 81
Paul Adolf Müller,,'Öerrliberg (Schweiz),
ist als Erfinder genannt wordenPaul Adolf Müller ,, 'Öerrliberg (Switzerland),
has been named as the inventor
fähigkeit der FaserstoffsGhicht auf der Trägerschicht verbessert wird, was aucft für die Herstellung ^ine Erleichterung darstellt* ·ΤΧ'': ability of the fiber layer on the carrier layer is improved, which also represents a relief for the production * · ΤΧ '' :
Der Vollständigkeit halfter sei noch erwähnt, daß Luftfilter für industrielle^ Zwecke bekanntgewordenThe holster of completeness should also be mentioned that Air filters for industrial purposes become known
sind, die aus einem durch Stanzen od. dgl. perforierten Plattmaterial bestehen, _ an dem das zu filtrierende' Gas vorbeiströmt. Derartiges Plattmaterial kann zusätzlich noch aufgerauhfvVerden. Das Material wird zu sogenannten StreichfiKern zusammengestellt. Die Anwendung derartiger "Filter für Rauchwarenfilter ist nicht bekanntgeworden, möglicherweise weil dieconsist of a plate material perforated by punching or the like, on which the 'to be filtered' Gas flows past. Such plate material can also be roughened. The material will put together to so-called streichfiKern. the Use of such "filters for smoking products has not become known, possibly because the
Absorption für diesen Zweck nicht ausreicht. 'Absorption is insufficient for this purpose. '
Die Erfindung betrifft" Weiterhin ein Verfahren zur'The invention further relates to "a method for '
Herstellung eines derartigen Filterkörpers, welches; dadurch gekennzeichnet ist, daß eine mindestens .einlagige TrägermaterialbaBJi·11 mit einer Faserstoffbahn vereinigt und anschließend perforiert wird, so daß die Fasern der Faserstöffschieht durch den Perforations-Vorgang in die entstehenden Perforationen derTräger-Manufacture of such a filter body, which; characterized in that an at least one-ply carrier material baBJi 11 is combined with a fibrous web and then perforated so that the fibers of the fibrous material pass through the perforation process into the perforations of the carrier.
schicht eingeführt werden.-" " -': layer to be introduced - "" - ' :
Schließlich betrifft dieErfindung eine Vorrichtung^Finally, the invention relates to a device ^
zum Ausüben des vorgeschlagenen Verfahrens, wobei sich die Vorrichtung auszeichnet durch zwei zur Auf-' nähme einer einlagigen Trägermaterialbahn und einer Faserstoffbahn dienendeVöfrafsrollen und eine diesen, nachgeschaltete, zumindest äh der Vereinigungsstelle der beiden Bahnen angeordnete,' auf diese einwirkende, mit beide Bahnen durchdringende Stacheln versehene' Walze. -:-;;"'·- :-=".-::■for carrying out the proposed method, the device being characterized by two open rolls serving to take up a single-layer carrier material web and a fibrous web and a spikes arranged downstream of these, at least at the point of union of the two webs, acting on them and penetrating with both webs provided 'roller. - : - ;; "'· -: - =" .- :: ■
009 588/76009 588/76
Claims (1)
bahnen, Auf eine nichtperforierte Trägerschicht α, ζ. Β.2 and 3 cross sections through the filter material layer and filter layers b v b 2 on both sides.
lanes, on a non-perforated carrier layer α, ζ. Β.
bildet sein können, wobei die Faserstoffschicht alsA filter body as shown in FIG. 1 can consist of filter webs on which one works by combining to form a filter rod. The filter web can be combined in the form of a meander line side of the carrier layer α with the fibrous material layer b . In addition, there is covered, as shown in Fig. 2, or the possibility of making the filter body by building up webs that roll on both sides of the carrier layer α , so that a filter body is formed, have fiber layer b i or 6 2 , such as this in 45 as shown in FIG. The from the carrier-Fig. 3 is shown. The arrows d in Fig. 2 layer α with the perforations c and the fibrous material and 3 indicates that the smoke at least layer b existing filter web was passed around the axis in part through the perforations, such as AB wound up until the one shown Filter body entdies has already been explained with reference to FIG. is standing. This filter body having a deck from Fig. 4, which provide a web of filter material in plan 50 layer and then can readily than does shows, it can be seen that the Perfora- mouth piece, for example a cigarette used functions c in the carrier layer α be designed in the shape of a slot,
may be forms, the fiber layer as
Trägerschicht hineinragen. 1. Mehrschichtiger Filterkörper für Tabak-at least some of the fibers in the perforations of the 55th
Support layer protrude. 1.Multi-layer filter body for tobacco
Deutsche Patentschriften Nr. 244 548, 256 645,
337,699104,881189;Considered publications:
German patent specifications No. 244 548, 256 645,
337,699104,881189;
britische Patentschriften Nr. 420 464, 425 869.Austrian Patent No. 177 423;
British Patent Nos. 420,464, 425,869.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEM35573A DE1087959B (en) | 1954-08-03 | 1954-08-03 | Multi-layer filter body for tobacco products, in particular for cigarettes, and method and device for its production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEM35573A DE1087959B (en) | 1954-08-03 | 1954-08-03 | Multi-layer filter body for tobacco products, in particular for cigarettes, and method and device for its production |
Publications (1)
Publication Number | Publication Date |
---|---|
DE1087959B true DE1087959B (en) | 1960-08-25 |
Family
ID=7302328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEM35573A Pending DE1087959B (en) | 1954-08-03 | 1954-08-03 | Multi-layer filter body for tobacco products, in particular for cigarettes, and method and device for its production |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE1087959B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1295455B (en) * | 1963-03-10 | 1969-05-14 | Kurashiki Rayon Co | Device for loosening a continuously crimped fiber strand to be used as a cigarette filter |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE244548C (en) * | ||||
DE256645C (en) * | ||||
GB420464A (en) * | 1933-10-04 | 1934-12-03 | Frederick Thomas Samuel Buntin | Improvements in or relating to cigarettes |
GB425869A (en) * | 1934-07-07 | 1935-03-22 | Muller J C & Co | Improvements in or relating to cigarettes |
DE673337C (en) * | 1936-09-22 | 1939-03-20 | Hans Gradl Dr | Dust filter for vacuum cleaner |
DE699104C (en) * | 1939-05-12 | 1940-11-22 | Jac Schnabl & Co | Multi-layer cellulose wadding, especially for filter production |
DE881189C (en) * | 1951-10-13 | 1953-06-29 | Eduard Walter Leichsenring | Tubular filter body for liquids and gases |
AT177423B (en) * | 1951-02-15 | 1954-01-25 | Bosch Gmbh Robert | Liquid filter |
-
1954
- 1954-08-03 DE DEM35573A patent/DE1087959B/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE244548C (en) * | ||||
DE256645C (en) * | ||||
GB420464A (en) * | 1933-10-04 | 1934-12-03 | Frederick Thomas Samuel Buntin | Improvements in or relating to cigarettes |
GB425869A (en) * | 1934-07-07 | 1935-03-22 | Muller J C & Co | Improvements in or relating to cigarettes |
DE673337C (en) * | 1936-09-22 | 1939-03-20 | Hans Gradl Dr | Dust filter for vacuum cleaner |
DE699104C (en) * | 1939-05-12 | 1940-11-22 | Jac Schnabl & Co | Multi-layer cellulose wadding, especially for filter production |
AT177423B (en) * | 1951-02-15 | 1954-01-25 | Bosch Gmbh Robert | Liquid filter |
DE881189C (en) * | 1951-10-13 | 1953-06-29 | Eduard Walter Leichsenring | Tubular filter body for liquids and gases |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1295455B (en) * | 1963-03-10 | 1969-05-14 | Kurashiki Rayon Co | Device for loosening a continuously crimped fiber strand to be used as a cigarette filter |
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