CN101677633A - Auxiliary filter for rod-shaped smoking article - Google Patents
Auxiliary filter for rod-shaped smoking article Download PDFInfo
- Publication number
- CN101677633A CN101677633A CN200880015838A CN200880015838A CN101677633A CN 101677633 A CN101677633 A CN 101677633A CN 200880015838 A CN200880015838 A CN 200880015838A CN 200880015838 A CN200880015838 A CN 200880015838A CN 101677633 A CN101677633 A CN 101677633A
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- CN
- China
- Prior art keywords
- filter
- paper cover
- rod
- described paper
- shaped smoking
- 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.)
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Classifications
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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
- A24F13/02—Cigar or cigarette holders
- A24F13/04—Cigar or cigarette holders with arrangements for cleaning or cooling the smoke
- A24F13/06—Cigar or cigarette holders with arrangements for cleaning or cooling the smoke with smoke filters
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- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
An auxiliary filter for a rod-shaped smoking article can be smoothly and reliably attached to the mouthpiece of the smoking article, and a smoker does not feel a difference when they put it in their mouths. [MEANS FOR SOLVING THE PROBLEMS] The auxiliary filter has a hollow circular cylindrical paper sheath (4); a menthol filter element (6) received in the paper sheath (4) so as to be positioned atone end of the paper sheath (4) with a depression left inside the other end of the paper sheath (4), the depression being capable of receiving the end of the mouthpiece of a filter cigarette (FC) asthe rod-shaped smoking article; and a tilt open end (8) formed as the other end of the paper sheath (4) and tilting relative to the axis of the paper sheath (4).
Description
Technical field
The present invention relates at rod-shaped smoking articles such as cigarette and cigarettes with filter tip at the after-filter that will be installed by the aspiration port of smoking forward direction rod-shaped smoking articles.
Background technology
This after-filter includes: the outer covering of the hollow cylindrical of both ends open is promptly overlapped, is housed in this and overlaps at least one filter element in the end, is secured in cover and between the other end that overlaps and filter element and can accept the recess (for example patent documentation 1,2) of rod-shaped smoking articles aspiration port.
Patent documentation 1: the spy opens flat 9-117273 communique
Patent documentation 2: the spy opens flat 9-187266 communique
The other end of after-filter is the opening surface of recess in the above-mentioned patent documentation 1,2, all with the axis quadrature of after-filter.Therefore, in order to make the installation of after-filter to the rod-shaped smoking articles aspiration port, promptly, the aspiration port of rod-shaped smoking articles is inserted in the recess of cover easily, and after this after-filter is installed, prevent that after-filter from coming off with the other places from rod-shaped smoking articles, therefore require the internal diameter of recess that high dimensional accuracy is arranged.
Because this situation, the cover of patent documentation 1,2 all is to form by the synthetic resin ejection formation, and this ejection formation can provide the after-filter that possesses the high dimensional accuracy recess.But because this after-filter is disposable, so the discarded big essential factor that increases environmental pressure that just becomes that after-filter promptly overlaps.
And after-filter after rod-shaped smoking articles is installed, an end of this after-filter becomes the new aspiration port that is used for rod-shaped smoking articles with regard to the aspiration port that replaces rod-shaped smoking articles self.But as mentioned above, be under the situation about being formed by synthetic resin at the cover of after-filter, the smoker has uncomfortable feeling to after-filter in addition when holding in the mouth the aspiration port of after-filter.
Summary of the invention
The object of the present invention is to provide a kind of after-filter that is used for rod-shaped smoking articles, do not increase environmental pressure, and when smoking, do not give the smoker with uncomfortable feeling.
In order to achieve the above object, the after-filter that is used for rod-shaped smoking articles of the present invention comprises: the paper cover, and it forms and is the hollow cylindrical of both ends open by having flexible paper material; Filter element cylindraceous, it is in this paper cover and be positioned at the end that paper overlaps and accommodated, make the residual recess of accepting rod-shaped smoking articles suction inlet end that is useful in the other end of paper cover, the other end of paper cover has the axis of relative paper cover and is in the open area of non-orthogonal states.
Have above-mentioned open area because after-filter of the present invention is the other end of paper cover, have wide aperture area so the other end of the axis quadrature of the cover of relative paper with integral body is compared.The non-orthogonal open area of axis that is relative paper cover increases the aperture area of the after-filter other end.The periphery of paper cover is at its other end allowable strain.
Therefore, even for example the internal diameter of paper cover equates in fact with the external diameter of rod-shaped smoking articles suction inlet end, also can the suction inlet end of rod-shaped smoking articles be easily inserted in the recess by the other end of paper cover.The installation that is the relative rod-shaped smoking articles of after-filter is easy.And after after-filter was installed, the other end of paper cover and the suction inlet end of rod-shaped smoking articles were adjacent to, and after-filter does not have from rod-shaped smoking articles yet and unexpectedly comes off.
Be exactly specifically, the other end of paper cover is formed the beveled end, this beveled end has the open area of the axis inclination of the described relatively paper cover of its integral body.The other end of paper cover also can replace the beveled end and form band step openend, half beveled end or mouth openend.
Band step openend separately is positioned on the axis direction of the diametric(al) of paper cover and paper cover, and band step openend has and two radial openings zones of its axis quadrature and extend between these radial opening zones and to axially open zone that the radial outside of described paper cover is opened.
Half beveled end is radial opening regional replacement of band step openend is become the beveled zone that tilts to distolateral retreating of paper cover and to obtain, to this, the mouth openend is radial opening regional replacement of band step openend is become the beveled zone that tilts to another distolateral bloating of paper cover and to obtain.
The axis that above-mentioned band step openend, half beveled end and mouth openend all have relative paper cover respectively is the open area of non-orthogonal states, and above-mentioned advantage is also being brought into play in these open areas.
As mentioned above, the after-filter that the present invention is used for rod-shaped smoking articles increases aperture area for the other end at the paper cover, and has the open area that is in non-orthogonal states with the axis of paper cover.Therefore, even the internal diameter of paper cover is identical in fact with the external diameter of rod-shaped smoking articles suction inlet end, the installation of the relative rod-shaped smoking articles of after-filter is also easy, and after this is installed, the paper cover of after-filter well is adjacent to rod-shaped smoking articles, can prevent reliably that after-filter from unexpectedly coming off from rod-shaped smoking articles.
When inhaling rod-shaped smoking articles, even the smoker is holding in the mouth the paper cover of after-filter, also can not give the smoker, the sensation that after-filter is can be when the smoker provides with the aspiration port of holding in the mouth rod-shaped smoking articles itself same with uncomfortable feeling.
Description of drawings
Fig. 1 is the figure that the after-filter of first embodiment and cigarette with filter tip are together represented;
Fig. 2 is used for the figure of the after-filter of key diagram 1 to the installation order of the aspiration port of cigarette with filter tip;
Fig. 3 be from above when seeing the after-filter of Fig. 2 the figure of the openend of after-filter exaggeration expression;
Fig. 4 is the figure that expression has been installed to the after-filter of Fig. 1 the state of cigarette with filter tip aspiration port;
Fig. 5 is the cutaway view of the expression second embodiment after-filter;
Fig. 6 is the cutaway view of expression the 3rd embodiment after-filter;
Fig. 7 is the cutaway view of expression the 4th embodiment after-filter;
The specific embodiment
Fig. 1 represents the after-filter 2 of first embodiment, and this after-filter 2 can be installed in the aspiration port as the cigarette with filter tip FC of rod-shaped smoking articles.Cigarette with filter tip FC at first is described, cigarette with filter tip FC comprises: cigarette C, the joint paper TP that is connected with cigarette C in abutting connection with the filter tip F of configuration, this filter tip F with the end of this cigarette C, this joint paper TP spread all over filter tip F from the end of cigarette C and integrally are wound on their outer peripheral face.And filter tip F has charcoal filter element F in the present embodiment
CWith common filter element F
A, these filter elements are by arranged in series.That is, filter tip F is the double filtration mouth.
After-filter 2 possesses the paper cover 4 of hollow cylindrical, and this paper cover 4 has the two ends of opening respectively.Paper cover 4 preferably forms by having with the same flexible paper material of above-mentioned joint paper TP.The inside diameter D i of paper cover 4 equates in fact with the aspiration port outer diameter D o of cigarette with filter tip FC, or a little littler than this outer diameter D o.
Contain menthol filter element 6 in the paper cover 4, this menthol filter element 6 is positioned at an end of paper cover 4.For example menthol filter element 6 has: the cylindric filtering material that is made of cellulose acetate tow, the same menthol particle that distributes, lapping that the outer peripheral face of filtering material is surrounded in this filtering material.
Described charcoal filter element F
CReplace the particle of menthol and have the particle of active carbon, and described common filter element F
AThen do not comprise any particle.
Under the situation of first embodiment, what the other end of paper cover 4 formed is beveled end 8, and this beveled end 8 has the open area that the axis of its whole cover of paper relatively 4 tilts.That is, when considering to comprise the imaginary plane of beveled end 8, the axis of the relative paper cover 4 of this face is to be in non-orthogonal states.
For menthol filter element 6 accommodating in paper cover 4 is to stipulate out recess 9 in the other end of paper cover 2.The size of this recess 9, that is, and in the most advanced and sophisticated 8a of Fig. 1 medium dip openend 8 and the distance L between the menthol filter element 6
1, preferably than described common filter element F
ALength long.More specifically say to be exactly when inhaling cigarette with filter tip FC, in order to allow that extraneous air is to charcoal filter element F
CThe interior importing, and possess under the situation of punch column H (with reference to Fig. 2) at joint paper TP, if the distance of the suction inlet face from punch column H to cigarette with filter tip FC is set at L
2, distance L then
1, L
2Following relation is arranged.
L
1＞L
2+α
The after-filter 2 of first embodiment when cigarette with filter tip FC installs, for example as shown in Figure 2, make after-filter 2 keep its beveled ends 8 posture of opening upward.In this state, cigarette with filter tip FC makes its aspiration port E
MBeveled end 8 relative to after-filter 2 moves to insert from oblique upper, thus, and aspiration port E
MEnter in recess 9 from beveled end 8.
At this, even the internal diameter and the aspiration port E of paper cover 4
MExternal diameter identical in fact, also as understanding from Fig. 3, the open area ratio aspiration port E of beveled end 8 not only
MArea big, and the ring-shaped edge of beveled end 8 can be out of shape shown in double dot dash line among Fig. 3 like that laterally.Therefore, can be aspiration port E
M, in recess 9, promptly in after-filter 2, simply and successfully insert from beveled end 8.
Its result as shown in Figure 4, at the aspiration port E of cigarette with filter tip FC
MPartly be inserted under the state in the recess 9 of after-filter 2, after-filter 2 is installed in aspiration port E
MAnd after in a single day after-filter 2 being installed, the inner peripheral surface and the aspiration port E of paper cover 4
MOuter peripheral face just be adjacent to, can prevent reliably that after-filter 2 is from aspiration port E
MCome off.
As understanding from Fig. 4, when cigarette with filter tip FC is equipped with after-filter 2, its part of punch column H of the joint paper TP of cigarette with filter tip FC is exposed from the beveled end 8 of after-filter 2, and its remainder is then sealed by the paper of after-filter 2 cover 4.
The after-filter 2 of first embodiment portion within it contains menthol filter element 6, therefore when suction was equipped with the cigarette with filter tip FC of after-filter 2, additional in the main plume of cigarette with filter tip FC had from the menthol fragrance of menthol filter element 6 generations.Consequently the smoker can also taste menthol fragrance on the basis of original local flavor of cigarette C and taste.
Because paper cover 4 is to be formed by paper, even so using after-filter 2 backs discarded with the stub of cigarette with filter tip FC after-filter 2, the discarded of after-filter 2 can not increase environmental pressure yet, and when the smoker is its aspiration port in an end of holding in the mouth after-filter 2, the also sensation that can not feel under the weather to after-filter 2.
And,, make after-filter 2 also good aspect health so can prevent the use repeatedly of after-filter 2 because after-filter 2 is each root use to cigarette with filter tip FC.
As previously mentioned, because it is 4 partially enclosed that punch column H is overlapped by the paper of after-filter 2, so when smoking in the filter tip F of cigarette with filter tip FC the leaked-in air amount, that is, the venting quality Vf of filter tip F is before the installation of after-filter 2 and install between the back and change.But punch column H is by the ratio of paper cover 4 sealings, that is, venting quality Vf can be by inclination angle, the aspiration port E of beveled end 8
MInsertion amount in after-filter 2 waits to be controlled.Therefore, as long as suitably control venting quality Vf, just can before and after the installation of after-filter 2, make the TN value (T: tar, N: nicotine) do not change, can distinguish the flavor of of cigarette with filter tip FC to the additional peppermint sweet-smelling of the main plume of cigarette with filter tip FC.
Fig. 5 represents the after-filter 2 of second embodiment.
The after-filter 2 of second embodiment replaces above-mentioned beveled end 8 and has band step openend 10.This band step openend 10 has two radial opening zone 10a, 10b and an axially open zone 10c.10a, 10b are in the state that staggers mutually on the axis direction of after-filter 2 in the radial opening zone.That is, as understanding from Fig. 2 like that, open area 10b ratio open zone 10a is positioned at distolateral by paper cover 4, and distolateral from another of paper cover 4, radial opening zone 10a, 10b are semicircle shapes, and it is unlimited all to overlap the opposition side of 4 one ends to paper.To this, axially open zone 10c extends to the axis direction of paper cover 4 between open area 10a, 10b, and is unlimited to the radial outside of after-filter 2.That is, the axis quadrature of radial opening zone 10a, 10b and after-filter 2, and axially open zone 10c is parallel with the axis of after-filter 2.
Fig. 6 represents the after-filter 2 of the 3rd embodiment.
The after-filter 2 of the 3rd embodiment replaces above-mentioned beveled end 8 or band step openend 10 and has half beveled end 12.This half beveled end 12 has radial opening zone 12a and beveled zone 12b.Radial opening zone 12a is suitable with above-mentioned radial opening zone 10a, and the relative radial opening zone 12a of beveled zone 12b and to distolateral retreating of paper cover 4 and tilt, and overlaps at open area 12a and paper between 4 the neighboring and extends.
Fig. 7 represents the after-filter 2 of the 4th embodiment.
The after-filter 2 of the 4th embodiment replaces above-mentioned openend 8,10 or 12 and have a mouth openend 14.This mouth openend 14 has beveled zone 14a and radial opening zone 14b.Radial opening zone 14b is suitable with above-mentioned radial opening zone 10b, and beveled zone 14a is relative radial opening zone 14b and to another distolateral bloating of paper cover 4 and tilt, and overlaps at open area 12b and paper between 4 the neighboring and extends.
Above-mentioned band step openend 10, half beveled end 12 and mouth openend 14 also brought into play the function same with the beveled end 8 of first embodiment.
And after-filter 2 replaces menthol filter element 6 also can accommodate the filter element of the filter element, charcoal or the common form that comprise other spices in its paper cover 4.And filter element remains in recess between an end of this filter element and paper cover 4, also can be located in the paper cover 4.
Claims (5)
1, a kind of after-filter that is used for rod-shaped smoking articles wherein, comprising:
The paper cover, it forms and is the hollow cylindrical of both ends open by having flexible paper material;
Filter element cylindraceous, it is in described paper cover and be positioned at an end of described paper cover and accommodated, and makes the residual recess of accepting the rod-shaped smoking articles aspiration port that is useful in the other end that described paper overlaps,
The other end of described paper cover has the axis of described relatively paper cover and is in the open area of non-orthogonal states.
2, the after-filter that is used for rod-shaped smoking articles as claimed in claim 1, wherein, the other end of described paper cover is formed the beveled end, and this beveled end has the open area of the axis inclination of the described relatively paper cover of its integral body.
3, the after-filter that is used for rod-shaped smoking articles as claimed in claim 1, wherein, the other end of described paper cover is formed band step openend, this band step openend separately is positioned on the axis direction of the diametric(al) of described paper cover and described paper cover, and this band step openend has and two radial openings zones of described axis quadrature and extension and to axially open zone that the radial outside that described paper overlaps is opened between these radial opening zones.
4, the after-filter that is used for rod-shaped smoking articles as claimed in claim 1, wherein, the other end of described paper cover is formed half beveled end, and this half beveled end has the beveled zone of extending with the radial opening zone of the axis quadrature of described paper cover with from this radial opening zone and tilting to described distolateral the retreating of described paper cover.
5, the after-filter that is used for rod-shaped smoking articles as claimed in claim 1, wherein, the other end of described paper cover is formed the mouth openend, and this mouth openend has the beveled zone of extending with the radial opening zone of the axis quadrature of described paper cover with from this radial opening zone and tilting to described another distolateral bloating of described paper cover.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007106961 | 2007-04-16 | ||
| JP106961/2007 | 2007-04-16 | ||
| PCT/JP2008/056761 WO2008132963A1 (en) | 2007-04-16 | 2008-04-04 | Auxiliary filter for rod-shaped smoking article |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101677633A true CN101677633A (en) | 2010-03-24 |
Family
ID=39925422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880015838A Pending CN101677633A (en) | 2007-04-16 | 2008-04-04 | Auxiliary filter for rod-shaped smoking article |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP4958317B2 (en) |
| KR (1) | KR101168482B1 (en) |
| CN (1) | CN101677633A (en) |
| MY (1) | MY148042A (en) |
| TW (1) | TWI344825B (en) |
| WO (1) | WO2008132963A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2579736B8 (en) | 2010-06-10 | 2020-02-26 | Essentra Filter Products Development Co. Pte. Ltd. | Tobacco smoke filter |
| CN102309065B (en) * | 2011-09-08 | 2013-01-30 | 湖南中烟工业有限责任公司 | Installation pen for cigarette filter tip core |
| WO2020198447A1 (en) * | 2019-03-27 | 2020-10-01 | Swidler Brant | Filter device for retrofit to an electronic smoking device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59182196U (en) * | 1983-05-23 | 1984-12-05 | ピツプフジモト株式会社 | smoking pipe |
| JPS6233295U (en) * | 1985-08-14 | 1987-02-27 | ||
| JPS62190493U (en) * | 1986-05-24 | 1987-12-03 | ||
| JPH03139271A (en) * | 1989-10-24 | 1991-06-13 | Soichi Ito | Tobacco holder for mounting |
| JP2508261Y2 (en) * | 1990-04-13 | 1996-08-21 | 積水化学工業株式会社 | Joint structure and joint material |
-
2008
- 2008-04-04 KR KR1020097020717A patent/KR101168482B1/en active IP Right Grant
- 2008-04-04 MY MYPI20094183A patent/MY148042A/en unknown
- 2008-04-04 JP JP2009511737A patent/JP4958317B2/en active Active
- 2008-04-04 WO PCT/JP2008/056761 patent/WO2008132963A1/en active Application Filing
- 2008-04-04 CN CN200880015838A patent/CN101677633A/en active Pending
- 2008-04-09 TW TW097112801A patent/TWI344825B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP4958317B2 (en) | 2012-06-20 |
| JPWO2008132963A1 (en) | 2010-07-22 |
| TW200847944A (en) | 2008-12-16 |
| TWI344825B (en) | 2011-07-11 |
| WO2008132963A1 (en) | 2008-11-06 |
| MY148042A (en) | 2013-02-28 |
| KR20090127339A (en) | 2009-12-10 |
| KR101168482B1 (en) | 2012-07-26 |
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