CN1499942A - Method and device for producing filter and corresponding filter - Google Patents
Method and device for producing filter and corresponding filter Download PDFInfo
- Publication number
- CN1499942A CN1499942A CNA02807338XA CN02807338A CN1499942A CN 1499942 A CN1499942 A CN 1499942A CN A02807338X A CNA02807338X A CN A02807338XA CN 02807338 A CN02807338 A CN 02807338A CN 1499942 A CN1499942 A CN 1499942A
- Authority
- CN
- China
- Prior art keywords
- filter
- filtering material
- band
- tip
- fleece
- 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.)
- Granted
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Classifications
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- 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
- A24D3/0229—Filter rod forming processes
- A24D3/0233—Filter rod forming processes by means of a garniture
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- 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
- A24D3/0208—Cutting filter materials
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- 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
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Thermistors And Varistors (AREA)
- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a method and to a device for producing a filter for products of the tobacco industry, according to which strips (16) of filter material (13) are supplied to a formatting device (18, 22), the strips (16) being cut from a layer of filter material (13). The inventive method is characterized in that the width of the layer of filter material (13) is cut from a filter material supply (10). The inventive device is characterized in that at least one second separation element for separating the layer of filter material (13) from a filter material supply (10) is provided.
Description
The present invention relates to a kind of filter-tip method that is used for the tobacco industry product that is used for making, wherein, strip of filter material is flowed to a styling apparatus, and blanking goes out to filter band from a reel filter-tip material layer.In addition, the invention still further relates to a kind of filter-tip device that is used for tobacco processing industrial products that is used for making, it has at least one and is used for that a reel filtering material layer is divided into the split component of at least two strip of filter material and at least two and is leading to the ways that is used for guiding strip of filter material on the distance of styling apparatus.In addition, the invention still further relates to the filter tip that is used for tobacco processing industrial products.
Because of the relevant DE-AS 1 957 763 that includes present patent application in a kind of smoke filtration mouth of being made up of the filtering material of fleece class shape is disclosed by its disclosed content, cigarette filter particularly, this filtering material is by being in the fibrous of mutual chaotic lay, and put into particulate in its inside, wherein solved such task by the described invention in there, promptly significantly reduced tar numerical value, and nicotine numerical value does not have substantial degradation.
The filtering material of fleece class shape is cut into uniform stripe with row's cutting disc when making the smoke filtration mouth by DE-AS 1,957 763, and these bands have rectangular cross section naturally, and the filtering rod of a synthetic endless.Should be rendered as a kind of dense matter for these bands that are parallel to each other of tobacco smoke air-flow, so flue gas can only flow through the filter tip space of not filled up by these bands.The cross section summation in this space of not filling up forms so-called free flow face, and it is adjusted under the selected draw resistance of filtering plug like this, makes that the flowing velocity of flue gas stream is enough big, to deposit best.Smoke filtration mouth by this file manufacturing does not have uniform flue gas penetrability on the filter tip cross section.Be difficult to make the draw resistance of whole cigarette and the draw resistance of hope to be complementary in addition.
Because of relevant DE 197 53 195 A1 that include the application in a kind of biodegradable filter tip that is used for cigarette is disclosed by its disclosed content, wherein, by the cellulosic fibrous web of air lay manufactured with the folding filter tip foreskin that becomes of spirality.The filter tip of making by DE 197 53 195 A1 has such shortcoming, and promptly draw resistance also is difficult to adjust in this filter, because flue gas can pass through by filter-tip central area, and without corresponding filtration.
Difference the objective of the invention is therewith, improves the filter-tip method and apparatus of such manufacturing in this wise, makes in this way for being about to the filter tip of making or filter tip is rectangular can adjust desirable draw resistance effectively.In addition, the objective of the invention is, a kind of filter tip is provided, it has along the uniform draw resistance of cross section.
This purpose realizes by being used for making the filter-tip method that is used for the tobacco industry product, wherein, strip of filter material flows to a styling apparatus, wherein, blanking band from one deck filtering material, this manufacture method is improved by such method, promptly from the filtering material layer that stores filtering material with selectable width by blanking.
Can adjust the filter-tip draw resistance of final formation by this without a doubt by form of implementation of the present invention, can be because flow to a filter-tip filtering material amount by the blanking width adjustment of filtering material layer.Especially the rectangular blanking of filter tip that produces later at styling apparatus becomes the filter length of hope, and for example blanking becomes to double the filter length of using length.Especially by making the smoke filtration mouth by method of the present invention.
Can select this notion also to comprise that to predesignate and adjustable notion within the scope of the invention.Filtering material layer is understood as one deck filtering material within the scope of the present invention, and it for example gets off from the reeling condition unwinding, so that correspondingly blanking.
If from the deposit filtering material only unwinding go out filtering material by the blanking part, so can be especially economical and save filtering material ground realization this method.
If the width of filtering material layer advantageously is adjusted, so can be without a doubt and effectively from a kind of have be transformed into the filter-tip manufacturing that another kind has draw resistance given in advance in advance the filter-tip manufacturing of the draw resistance of regulation.Preferably the wide difference according to draw resistance of layer obtains different adjustment.
The width of band is best, particularly is adjusted changeably.By the preferred scheme by method of the present invention the final cross section of filter tip filter tip rectangular or that make of the width of the band that flows to styling apparatus and manufacturing is complementary, making can reach on whole filter tip cross section has uniform draw resistance.Particularly advantageously have under the situation of different width, also can obtain draw resistance especially uniformly at least two bands.Each two band is preferably wide.Preferably cutting or blanking go out at least 5 and maximum 10 bands from filtering material layer.
Filtering material is a fleece preferably, particularly presses the fleece of air lay manufactured.Can adopt fibrous material arbitrarily as the matrix fiber network fiber, as cellulose, cellulose acetate, regenerated cellulose, staple or the like.As the bond that produces polymerization in fleece, it is specially suitable that styrene proves, but also can adopt acrylate or methacrylate, vinylacetate, vinyl chloride, acetic acid ether ester and isobutyl group.Consult DE-AS 1,957 763 especially about fibroreticulate part.
Ready cellulose fibre is unlike in and forms suspension in traditional process of making paper like that and be placed on permeable online formation sheet in water with the air forming laying method time, cellulose fibre is cross-linked with each other by its pulverizing and fibrillatable on the net then, is transported to them on the ventilative endless screen cloth band and is laid in above it brokenly but cellulose fibre is at utmost put into an air-flow air-flow dispersedly.Obtain almost bulky fleece thus as cotton-wool shape.Therefore it does not have mechanical strength or fiber crosslinked.The interpolation bond by carrying out in air-flow for needed mechanical link of following process and necessary strength, for example polyvinyl alcohol, polyvinyl acetate, polymer starch, dextrin or latex obtain.About the air forming laying method comprehensively with reference to DE 197 53195 A1.
Band best overlay before flowing to styling apparatus is placed.Overlap the to each other by this preferred scheme band of the present invention and to send into styling apparatus.At this moment the overlapping placement in ground if band finally adjoins each other within styling apparatus does not interspace on the matrix between the band, and distributing especially uniformly of draw resistance is possible so.
The deposit filtering material preferably one has the reel that is wound on the filtering material layer above it.Go out to have to be suitable for the filtering material of the amount of each desirable draw resistance by this particularly preferred form of implementation blanking easily of the inventive method.Reel wherein is noted that the draw speed of fleece or filtering material is remained unchanged preferably by common motor-driven especially.Especially regulate according to the radius that is wound on the filtering material on the reel or the control rotating speed for this reason.Therefore for blanking with pull out filtering material layer reel is rotated, and particularly make its rotation like this, the filtering material of pulling out was drawn out with identical amount in the unit interval.
Select as another kind, the deposit filtering material of replacement reel form is provided with the deposit material of bundle form.Yet at this moment the rectangular part of being made by the filtering material of the dogleg section that comes from the filtering material layer in the bundle of filter be rejected owing to the uncertain draw resistance that causes thus must go on foot processing by the back.
In addition, the present invention is used for making at least one device that is used for filtering material layer is divided into first split component of at least two strip of filter material that has that is used for the tobacco industry product by one and realizes, wherein, being provided with at least one is used for from second split component of deposit filtering material cutting-out filtering material layer.
By the synthetic rectangular filtering material amount of a filter tip that is used for desirable draw resistance further being processed into filter tip by device of the present invention.
Being used for the position of the second wide split component of given in advance layer preferably can be given in advance.This position or second split component preferably movably, and particularly advantageously along moving perpendicular to the direction of filtering material layer line of cut.Can adjust the draw resistance of hope easily by this preferred structure scheme of apparatus of the present invention.
Advantageously can be given in advance if at least one is used for the position of first split component of strip of filter material width given in advance, can produce uniform draw resistance along the filter-tip cross section made from simple methods so.
The position of at least one first split component preferably movably.A plurality of first split components preferably are set, and they produce substantially parallel otch on filtering material layer.At least one first split component, particularly the position of each first split component preferably movably or adjustable.
First and/or second split component is cutter, particularly cutting disc preferably.As substituting of it, first and/or second split component comprises the boundling electromagnetic wave of high-energy-density, for example laser beam.Preferably adopt Excimer laser instrument or carbon dioxide laser for this reason.
If being advantageously provided at least two is used at the ways that leads to guiding strip of filter material on the road of styling apparatus.They particularly are used for making material bands overlap the to each other setting, can further improve the uniformity of draw resistance so.It is right that styling apparatus preferably comprises one first and/or second roller, obtains a simple especially structure of apparatus of the present invention thus.
If first roller is to advantageously limiting a break-through mouth that is used for material bands, it is equivalent to overlap the to each other the configuration of the material bands of placement, can make the overlapped in this wise placement of material bands with simple methods so, make not form the space that draw resistance is had a negative impact between them.
If second roller is used for break-through mouth material bands, circle to advantageously limiting one, the circular filter tip of step processing is rectangular after can realizing being used for simple methods so.
If the filtering material deposit is a rotatable and reel that can support drivingly, just obtain a particularly preferred form of implementation of the present invention so.Particularly use a motor, it is used and originally the draw speed of filtering material layer is remained unchanged for this reason, the preferably adjusted or control of rotating speed of motor for this reason.
In addition, the present invention is by a kind of filter tip that is used for the tobacco industry product, and the smoke filtration mouth of particularly making is as stated above realized, wherein, is provided with the fleece band of a plurality of overlapped settings.By the fleece band of a plurality of overlapped placements is set, obtain along the equally distributed substantially draw resistance of filter tip cross section.
The width of band filter-tip cross section best and to be made is complementary, and can obtain draw resistance very uniformly thus.Arrange if the fleece band advantageously is parallel to the filter-tip longitudinal axis, the filter-tip performance of making so like this with almost do not have what difference by cellulose acetate manufacturing filter-tip.
Fleece is preferably made by air lay method.Especially preferably mutual plane applying of fleece band, and do not have the space between them basically.
Under the situation that does not limit general inventive concept, with reference to accompanying drawing the present invention is illustrated below, consults accompanying drawing in detail about all details of the present invention that in literal, do not explain in addition by means of embodiment.Accompanying drawing is represented:
Fig. 1 the present invention presses the view of the device of first embodiment,
The side view of Fig. 2 another embodiment of the present invention wherein comprises the main member by the embodiment of Fig. 1,
Fig. 3 is along the cross-sectional view of the moulding roller of subdivision line A-A among Fig. 2,
Fig. 4 is along the cross-sectional view of the moulding roller of subdivision line B-B among Fig. 2,
The cross sectional representation of one pile of fleece band of Fig. 5.
Fig. 1 represents that one is used for making smoke filtration mouth or the rectangular device of smoke filtration mouth by of the present invention.Fleece 13 is wound on the reel 10.To extract reel 10 out rotatably mounted by its rotating shaft 11 for being unwound into of fleece 13.Because corresponding fleece hot strength is little, make the reel rotation by means of a motor, to pull out fleece 13.Fleece is preferably pressed air lay manufactured.
13 pairs of fiber web layers are to cut by means of a cutting disc 12 on the fleece of cylinder or the supply of reel 10 forms.The layer that cuts for example can be that 38mm is wide, and wherein the width of reel itself for example can be 1.50m.
Then fleece band 16 adjoin each other by two and prevent the fleece band mutually unexpected mobile roller 17 flow to other rollers 17, make the 16 overlapped placements of fleece band by means of these rollers, wherein, the fleece band is internally placed fully overlappingly at a moulding roller 18 or a moulding roller.The roller of being made up of two moulding rollers 18 is to for example being that one to limit the moulding roller of a round opening right in by the embodiment of Fig. 1, and it is rectangular 19 to form a filter tip in view of the above, and it has a circular cross section, and this cross section is provided with perpendicular to the longitudinal axis 24 of filter tip rectangular 19.
For draw resistance is changed to another filter tip is rectangular from a filter tip filter tip rectangular or to be made in a large number, need only change now from the width of the fiber web layer 13 of reel 10 cutting-outs and extraction.If wait to make filter-tip cross section or diameter when identical draw resistance should reduce, the cutting disc among Fig. 1 12 should be moved right so.If draw resistance should strengthen, the filter tip for the front of reel is made residual fraction to the end of no use so, the part that is to say reel is downcut from reel fully by the part that cutting disc 12 downcuts, so that downcut and extract out the fiber web layer 13 of bigger width from the residual fraction of reel by means of cutting disc 12.
The side view of expression another embodiment of the present invention among Fig. 2.Fig. 2 is equivalent to the side view of the embodiment among Fig. 1 basically, yet wherein is arranged on high order end among Fig. 2, and the moulding roller 18 that its section B-B is hinted is not shown in Fig. 1.As other member 3 thrust bearings 20 that draw in Fig. 2, it is designed to roller or roller and as the correspondence supporting of cutting disc 15.Other members are equivalent to the member among Fig. 1.In the circle of two reels that draw on the right 10 one expression reel than the major diameter part, also do not downcut filtering material layer from it, less diameter parts of another circle expression reel has been extracted fiber web layer 13 from it out.Dotted line is used for the movement locus of reduced representation fleece band 16.
Fig. 3 represents that a moulding roller of being made up of two moulding rollers 18 is right, and moulding roller 18 can be around its rotation 21 rotations.A groove 22 shown in the figure, it can introduce 6 fleece bands 16, and don't makes its obvious distortion, or does not have masterpiece to use on the fleece band 16.
This moulding roller to after fleece band 16 pass one rightly at the moulding roller shown in Fig. 4, Fig. 4 represents along the viewgraph of cross-section of subdivision line B-B among Fig. 2.On these two moulding rollers 18, be provided with circular trough 22, draw a circular break-through face of the moulding roller that adjoins each other thus.By passing this opening of moulding roller 18, the filter fiber net makes its formation be equivalent to the filter-tip outward appearance of cellulose acetate correspondingly by pressing.
After filter tip rectangular 19 is shaped, promptly filter tips rectangular 19 are wrapped in the foreskin after passing moulding roller 18, so that the sizable part rectangular filter tip scales off from filter tip is rectangular, make can following process become to wish to use length or several times of filter tips of wishing to use length.
As shown in Figure 2, the path that fleece band 16 is preferably passed by and grown equally, overlapped placement is also introduced in the shaped opening of the rectangular moulding machine of filter tip, the foreskin of packing into then.
Be and change filter-tip draw resistance with simple methods from the advantage of rolling up or reel downcuts fiber guipure or layer.Needn't be the reel with respective width of a special use of each draw resistance specification deposit.The width of fiber guipure can be adjusted according to the filter tip draw resistance of hope.Between the bandwidth of draw resistance and adjustment, there is proportional relation, however this proportional relation linear relationship not necessarily.
In order to change reel, adopt common method and apparatus, that is for example used always when the reel of cigarette paper is changed is such.Fleece correspondingly is engaged or is bonding for this reason.Otherwise adopt a fiber web layer memory, otherwise two reels can move simultaneously.
The pictorial symbolization table
10 reels
11 reel rotating shafts
12 cutting dives
13 fleeces
14 hold-down rollers
15 cutting dives
16 fleece bands
17 rollers
18 moulding rollers
19 filter tips are rectangular
20 thrust bearings
21 moulding roller rotating shafts
22 grooves
23 circles
The rectangular longitudinal axis of 24 filter tips
Claims (22)
1. be used for making the filter-tip method that is used for tobacco processing industrial products, wherein, the band (16) of filtering material (13) flows to a styling apparatus (18,22), wherein, band (16) by blanking, is characterized by from the filtering material layer, and filtering material layer (13) is gone up by blanking from deposit filtering material (10) with selectable width.
2. by the described method of claim 1, it is characterized by, only the part of getting off from the cutting of deposit filtering material (10) extraction filtering material (13).
3. by claim 1 and/or 2 described methods, it is characterized by, the width of band (16) is adjusted.
4. by the described method of claim 3, it is characterized by, at least two bands (16) have different width.
5. by one of claim 1 to 4 item or multinomial described method, it is characterized by, filtering material (13) is a fleece, especially presses the fleece of air lay manufactured.
6. by one of claim 1 to 5 item or multinomial described method, it is characterized by, band (16) is flowing to the overlapped before placement of styling apparatus (18,22).
7. by the described method of claim 6, it is characterized by, band (16) is adjacent to overlapping placement at the latest mutually in styling apparatus (18,22), wherein, do not stay the crack, chamber basically between band (16).
8. by one of claim 1 to 7 or multinomial described method, it is characterized by, deposit filtering material (10) is one to have the reel of the filtering material layer (13) that is wound on above it.
9. by the described method of claim 8, it is characterized by,, make the reel rotation for cutting and extraction filtering material layer (13).
10. be used for making the filter-tip device that is used for tobacco processing industrial products, has at least one first split component (15) that is used for filtering material layer (13) is divided at least two strip of filter material (16), it is characterized by, be provided with at least one and be used for from second split component (12) of deposit filtering material (10) cutting-out filtering material layer (13).
11. by the described device of claim 10, it is characterized by, position that can second split component given in advance (12) is with the width of layer given in advance.
12. by claim 10 and/or 11 described devices, it is characterized by, position that can at least one first split component (15) given in advance is with the width of strip of filter material given in advance (16).
13. by one of claim 10 to 12 item or multinomial described device, it is characterized by, first and/or second split component (12,15) is a cutter, particularly cutting disc.
14. by one of claim 10 to 13 item or multinomial described device, it is characterized by, be provided with at least two ways (17), be used for guiding strip of filter material (16) on the path of styling apparatus leading to, these ways particularly are used for making the overlapped placement of material bands (16).
15. by one of claim 10 to 14 item or multinomial described device, it is characterized by, it is right that styling apparatus (18,22) comprises one first and/or second roller.
16. by the described device of claim 15, it is characterized by, first roller is to (18, A-A) qualification one is used for the break-through mouth (22) of material bands (16), the configuration of the material bands (16) that this break-through mouth is equivalent to stack mutually.
17. by claim 15 and/or 16 described devices, it is characterized by, second roller is to (18, B-B) qualification one is used for the circular break-through mouth (22) of material bands (16).
18. by one of claim 10 to 17 or multinomial described device, it is characterized by, deposit filtering material (10) is a rotatable and reel that can support drivingly.
19. be used for tobacco processing industrial products,, have the fleece band (16) of a plurality of overlapped placements particularly with the filter tip of making by one of claim 1 to 9 or multinomial described method.
20. by the described filter tip of claim 19, it is characterized by, the width of band (16) with wait to make filter-tip cross section and be complementary.
21. by claim 19 and/or 20 described filter tips, it is characterized by, fleece band (16) is parallel to the filter-tip longitudinal axis (24) and arranges.
22. by one of claim 19 to 21 item or multinomial described filter tip, it is characterized by, fleece (13) is by air lay manufactured.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10115120.9 | 2001-03-27 | ||
DE10115120A DE10115120A1 (en) | 2001-03-27 | 2001-03-27 | Method and appliance for producing filters comprise two cutters, two rollers, bobbin, two guides with openings for strips |
DE10141784A DE10141784A1 (en) | 2001-03-27 | 2001-08-25 | Method and appliance for producing filters comprise two cutters, two rollers, bobbin, two guides with openings for strips |
DE10141784.5 | 2001-08-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1499942A true CN1499942A (en) | 2004-05-26 |
CN1215806C CN1215806C (en) | 2005-08-24 |
Family
ID=26008923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02807338XA Expired - Fee Related CN1215806C (en) | 2001-03-27 | 2002-03-20 | Method and device for producing filter and corresponding filter |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1372416B1 (en) |
JP (1) | JP2004521633A (en) |
CN (1) | CN1215806C (en) |
AT (1) | ATE298986T1 (en) |
AU (1) | AU2002240954A1 (en) |
DE (3) | DE10115120A1 (en) |
ES (1) | ES2242845T3 (en) |
WO (1) | WO2002076246A2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103625979A (en) * | 2013-12-06 | 2014-03-12 | 湖南中烟工业有限责任公司 | Device for forming tow and filter paper slit-folded-mixed cigarette filter sticks |
CN104302196A (en) * | 2012-03-05 | 2015-01-21 | 蒙特拉德有限公司 | Method and device for supplying filter material to a filter rod forming machine |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL1504681T3 (en) * | 2003-08-08 | 2006-09-29 | Hauni Maschinenbau Ag | Method and apparatus for producing a filter rod |
ATE326873T1 (en) * | 2003-08-08 | 2006-06-15 | Hauni Maschinenbau Ag | METHOD AND DEVICE FOR PRODUCING A FILTER STRING |
US7479098B2 (en) | 2005-09-23 | 2009-01-20 | R. J. Reynolds Tobacco Company | Equipment for insertion of objects into smoking articles |
CN101919592B (en) * | 2009-06-12 | 2012-05-23 | 佳木斯合成实业有限责任公司 | Wooden fiber paper adhesive-applied filter rod for cigarettes and preparation method thereof |
US20110180084A1 (en) * | 2010-01-27 | 2011-07-28 | R.J. Reynolds Tobacco Company | Apparatus and associated method for forming a filter component of a smoking article |
ITBO20120413A1 (en) * | 2012-07-30 | 2014-01-31 | Montrade S R L | METHOD AND DEVICE FOR SUPPLYING FILTERING MATERIAL TO A FILTER PACKAGING MACHINE |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB392169A (en) * | 1931-11-10 | 1933-05-10 | Rowland Frank May | Improvements in or relating to filter tips for cigarettes |
US2039298A (en) * | 1932-12-03 | 1936-05-05 | Davidson Glenn | Cigarette mouthpiece |
NL175191B (en) * | 1952-08-06 | Philips Nv | LATENT HEAT ACCUMULATOR. | |
GB795666A (en) * | 1954-07-13 | 1958-05-28 | Olin Mathieson | Improvements in or relating to filters for tobacco-smoking devices, method of makingsame and tobacco-smoking devices for employing the same |
DE1957763C3 (en) * | 1969-11-17 | 1979-03-15 | H.F. & Ph.F. Reemtsma, 2000 Hamburg | Tobacco smoke filter H.F. & Ph.F. Reemtsma, 2000 Ham¬ |
US3910166A (en) | 1974-02-04 | 1975-10-07 | Brown & Williamson Tobacco | Method and apparatus for the manufacture of filter rods containing particulate material from a split web of filter material |
US5902431A (en) | 1997-06-04 | 1999-05-11 | R. J. Reynolds Tobacco Company | Composite web forming apparatus and method |
DE19753195A1 (en) * | 1997-11-21 | 1999-05-27 | Reemtsma H F & Ph | Biologically decomposable filter for cigarettes |
-
2001
- 2001-03-27 DE DE10115120A patent/DE10115120A1/en not_active Withdrawn
- 2001-08-25 DE DE10141784A patent/DE10141784A1/en not_active Withdrawn
-
2002
- 2002-03-20 AT AT02706772T patent/ATE298986T1/en not_active IP Right Cessation
- 2002-03-20 DE DE50203569T patent/DE50203569D1/en not_active Expired - Fee Related
- 2002-03-20 WO PCT/EP2002/003117 patent/WO2002076246A2/en active IP Right Grant
- 2002-03-20 JP JP2002574771A patent/JP2004521633A/en active Pending
- 2002-03-20 CN CN02807338XA patent/CN1215806C/en not_active Expired - Fee Related
- 2002-03-20 ES ES02706772T patent/ES2242845T3/en not_active Expired - Lifetime
- 2002-03-20 EP EP02706772A patent/EP1372416B1/en not_active Expired - Lifetime
- 2002-03-20 AU AU2002240954A patent/AU2002240954A1/en not_active Abandoned
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104302196A (en) * | 2012-03-05 | 2015-01-21 | 蒙特拉德有限公司 | Method and device for supplying filter material to a filter rod forming machine |
CN104302196B (en) * | 2012-03-05 | 2017-11-10 | 蒙特拉德有限公司 | Method and apparatus for supplying from filtering material to filter tip rod forming machine |
CN103625979A (en) * | 2013-12-06 | 2014-03-12 | 湖南中烟工业有限责任公司 | Device for forming tow and filter paper slit-folded-mixed cigarette filter sticks |
CN103625979B (en) * | 2013-12-06 | 2015-12-30 | 湖南中烟工业有限责任公司 | The cigarette filter tip shaping device of folding mixing cut by tow and filter paper |
Also Published As
Publication number | Publication date |
---|---|
EP1372416B1 (en) | 2005-07-06 |
AU2002240954A1 (en) | 2002-10-08 |
WO2002076246A3 (en) | 2002-12-27 |
DE50203569D1 (en) | 2005-08-11 |
ES2242845T3 (en) | 2005-11-16 |
DE10115120A1 (en) | 2002-10-02 |
EP1372416A2 (en) | 2004-01-02 |
WO2002076246A2 (en) | 2002-10-03 |
DE10141784A1 (en) | 2003-03-06 |
JP2004521633A (en) | 2004-07-22 |
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CN1215806C (en) | 2005-08-24 |
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