ES2004949A6 - Un filtro para cigarrillos - Google Patents

Un filtro para cigarrillos

Info

Publication number
ES2004949A6
ES2004949A6 ES8702147A ES8702147A ES2004949A6 ES 2004949 A6 ES2004949 A6 ES 2004949A6 ES 8702147 A ES8702147 A ES 8702147A ES 8702147 A ES8702147 A ES 8702147A ES 2004949 A6 ES2004949 A6 ES 2004949A6
Authority
ES
Spain
Prior art keywords
grooves
filter rod
air
filter
flow
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.)
Expired
Application number
ES8702147A
Other languages
English (en)
Inventor
Andrew Mcmurtrie
Charles Granvil Lamb
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brown and Williamson Holdings Inc
Original Assignee
Brown and Williamson Tobacco Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Brown and Williamson Tobacco Corp filed Critical Brown and Williamson Tobacco Corp
Publication of ES2004949A6 publication Critical patent/ES2004949A6/es
Expired legal-status Critical Current

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
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • 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
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations
    • 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
    • A24D3/025—Final operations, i.e. after the filter rod forming process
    • A24D3/0258—Means for making grooves

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UN FILTRO PARA CIGARRILLOS, QUE INCLUYE UN TACO DE FILTRO POROSO QUE ESTA CIRCUNSCRITO POR UNA ENVOLTURA SUSTANCIALMENTE NO POROSA O IMPERMEABLE AL AIRE, QUE TIENE ZONAS SELECCIONADAS QUE SON PERMEABLES AL AIRE, Y RANURAS PARA AIRE DE VENTILACION QUE ESTAN EMBUTIDAS EN EL TACO DE FILTRO CON LA ENVOLTURA, EXTENDIENDOSE ESTAS RANURAS DESDE UN EXTREMO DEL TACO DE FILTRO HASTA UNA DISTANCIA PRESELECCIONADA Y SUSTANCIALMENTE EN FORMA LONGITUDINAL CON RESPECTO AL TACO DE FILTRO. UN MATERIAL DE ENVOLTURA EXTERIOR EXTREMA CIRCUNSCRIBE EL TACO DE FILTRO YA ENVUELTO CON LA ENVOLTURA PRIMERAMENTE CITADA Y ESTA FORMADO CON PERFORACIONES PASANTES A TRAVES DEL MISMO QUE PROVEEN UN PASO PARA UN FLUJO DE AIRE DE VENTILACION HACIA EL INTERIOR DE LAS RANURAS Y HACIA EL INTERIOR DEL CUERPO DEL TACO DE FILTRO, EN LAS ZONAS SELECCIONADAS, PERMEABLES AL AIRE, POR FUERA DE LAS RANURAS. LASPAREDES DE CADA UNA DE LAS RANURAS ESTAN FORMADAS CON PERFORACIONES PRESELECCIONADAS, PASANTES A TRAVES DE LAS MISMAS, QUE PERMITEN EL FLUJO DE AIRE DESDE LAS RANURAS HACIA EL INTERIOR DEL CUERPO DEL TACO DE FILTRO. BAJO CIERTAS CONDICIONES DE FUMADO, LA MAYORIA, , SINO LA TOTALIDAD, DEL AIRE DE VENTILACION EN LAS RANURAS FLUIRA DESDE LAS RANURAS HACIA EL INTERIOR DE LA BOCA DEL FUMADOR, A TRAVES DEL EXTREMO ABIERTO DE LAS RANURAS, CUYO EXTREMO ABIERTO SE ABRE HACIA EL EXTREMO DE BOCA DE TACO DE FILTRO. SE ENTENDERA POR EXTREMO DE BOCA DEL TACO DE FILTRO, AQUEL EXTREMO QUE ESTA DESTINADO A ENTRAR EN CONTACTO CON LA BOCA DEL FUMADOR. BAJO OTRAS CIERTAS CONDICIONES DE FUMADO, POR LO MENOS UNA PARTE DEL AIRE DE VENTILACION QUE FLUYE POR LAS RANURAS PASARA A TRAVES DE LAS ABERTURAS QUE SE DISPONEN EN LAS PAREDES DE LAS RANURAS Y HACIA EL INTERIOR DEL CUERPO DEL TACO DE FILTRO Y EL AIRE PASARA A TRAVES DE LA ENVOLTURA IMPERMEABLE AL AIRE, HACIA EL INTERIOR DEL CUERPO DEL TACO DE FILTRO, POR FUERA DE LAS RANURAS. EL AIRE QUE FLUYE HACIA EL INTERIOR DEL CUERPO DE FILTRO SE MEZCLA Y SE DILUYE CON EL HUMO QUE FLUYE A TRAVES DEL FILTRO.
ES8702147A 1986-08-25 1987-07-22 Un filtro para cigarrillos Expired ES2004949A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/899,590 US4708150A (en) 1986-08-25 1986-08-25 Cigarette filter

Publications (1)

Publication Number Publication Date
ES2004949A6 true ES2004949A6 (es) 1989-02-16

Family

ID=25411254

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8702147A Expired ES2004949A6 (es) 1986-08-25 1987-07-22 Un filtro para cigarrillos

Country Status (40)

Country Link
US (1) US4708150A (es)
JP (2) JPS6359872A (es)
KR (1) KR890003309A (es)
AT (1) AT396420B (es)
AU (1) AU579773B2 (es)
BE (1) BE1000812A4 (es)
BG (1) BG49495A3 (es)
BR (1) BR8704271A (es)
CA (1) CA1289433C (es)
CH (1) CH675668A5 (es)
CS (1) CS277416B6 (es)
DE (1) DE3725867A1 (es)
DK (1) DK166252C (es)
EG (1) EG18216A (es)
ES (1) ES2004949A6 (es)
FI (1) FI80826C (es)
FR (1) FR2602958B1 (es)
GB (1) GB2194127B (es)
GR (1) GR871319B (es)
GT (1) GT198700048A (es)
HK (1) HK81993A (es)
HU (1) HU200670B (es)
IE (1) IE60900B1 (es)
IL (1) IL83430A (es)
IN (1) IN170127B (es)
IT (1) IT1222530B (es)
LU (1) LU86967A1 (es)
MX (1) MX159897A (es)
MY (1) MY100047A (es)
NL (1) NL8701974A (es)
NO (1) NO166612C (es)
NZ (1) NZ221531A (es)
PH (1) PH24306A (es)
PL (1) PL152794B1 (es)
SE (1) SE501240C2 (es)
SU (1) SU1547692A3 (es)
TR (1) TR25459A (es)
YU (1) YU46065B (es)
ZA (1) ZA876109B (es)
ZW (1) ZW15587A1 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008056384B4 (de) 2008-11-10 2017-03-30 British American Tobacco (Germany) Gmbh Multifilter für einen Rauchartikel
GB0906187D0 (en) * 2009-04-09 2009-05-20 British American Tobacco Co Smoking article filter
GB201104475D0 (en) * 2011-03-16 2011-04-27 Filtrona Filter Prod Dev Co Tobacco smoke filter
EP2510814A1 (en) * 2011-04-15 2012-10-17 Philip Morris Products S.A. Ventilated smoking article including sorbent material
GB201209589D0 (en) * 2012-05-30 2012-07-11 British American Tobacco Co Filter for a smoking article
PL3167727T3 (pl) * 2015-11-16 2021-07-12 Reemtsma Cigarettenfabriken Gmbh Artykuł do palenia
US11930839B1 (en) 2023-02-07 2024-03-19 Dimitry Boss Cigarette loading machines and method therefore

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1132631A (en) * 1965-10-22 1968-11-06 Cigarette Improvement Corp Improvements in or relating to filter tipped cigars and cigarettes
TR21005A (tr) * 1980-11-21 1983-05-01 Brown & Williamson Tobacco Duman gecirmez bir sargi ile ihata edilmis mesamath bir filtre cubugunu ihtiva eden bir sigara filtresi
US4343319A (en) * 1980-11-28 1982-08-10 Brown & Williamson Tobacco Corporation Cigarette filter
US4406294A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4406295A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4649943A (en) * 1985-02-11 1987-03-17 Brown & Williamson Tobacco Corporation Cigarette filter and method of making the same

Also Published As

Publication number Publication date
IL83430A0 (en) 1988-01-31
CS277416B6 (en) 1993-03-17
YU46065B (sh) 1992-12-21
NZ221531A (en) 1989-08-29
PL267443A1 (en) 1988-06-09
AT396420B (de) 1993-09-27
NO873566L (no) 1988-02-26
IE60900B1 (en) 1994-08-24
IN170127B (es) 1992-02-15
GR871319B (en) 1988-01-12
FR2602958A1 (fr) 1988-02-26
SU1547692A3 (ru) 1990-02-28
YU155587A (en) 1988-10-31
BE1000812A4 (fr) 1989-04-11
HU200670B (en) 1990-08-28
NO873566D0 (no) 1987-08-24
JPH0681298U (ja) 1994-11-22
NO166612C (no) 1991-08-21
DK166252C (da) 1993-08-23
FR2602958B1 (fr) 1991-09-20
DK166252B (da) 1993-03-29
CS619887A3 (en) 1992-08-12
DK440487D0 (da) 1987-08-24
DK440487A (da) 1988-02-26
HK81993A (en) 1993-08-20
FI80826C (fi) 1990-08-10
MX159897A (es) 1989-09-28
GT198700048A (es) 1989-02-04
SE8703273L (sv) 1988-02-26
SE501240C2 (sv) 1994-12-19
PH24306A (en) 1990-05-29
IT1222530B (it) 1990-09-05
LU86967A1 (fr) 1987-12-16
FI873534A0 (fi) 1987-08-14
HUT47414A (en) 1989-03-28
CA1289433C (en) 1991-09-24
IL83430A (en) 1991-03-10
NL8701974A (nl) 1988-03-16
MY100047A (en) 1989-06-29
ATA198587A (de) 1993-01-15
IE872098L (en) 1988-02-25
GB2194127A (en) 1988-03-02
EG18216A (en) 1993-06-30
JP2549938Y2 (ja) 1997-10-08
GB2194127B (en) 1990-03-28
DE3725867C2 (es) 1991-07-04
AU579773B2 (en) 1988-12-08
DE3725867A1 (de) 1988-03-10
KR890003309A (ko) 1989-04-14
US4708150A (en) 1987-11-24
AU7669087A (en) 1988-02-25
FI873534A (fi) 1988-02-26
GB8719106D0 (en) 1987-09-16
CH675668A5 (es) 1990-10-31
PL152794B1 (en) 1991-01-31
ZA876109B (en) 1988-10-26
BR8704271A (pt) 1988-04-12
FI80826B (fi) 1990-04-30
JPS6359872A (ja) 1988-03-15
ZW15587A1 (en) 1987-11-18
BG49495A3 (en) 1991-11-15
SE8703273D0 (sv) 1987-08-24
TR25459A (tr) 1993-02-12
NO166612B (no) 1991-05-13
IT8721692A0 (it) 1987-08-24

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