FI61616C - Filterelement foer tobaksprodukt - Google Patents

Filterelement foer tobaksprodukt Download PDF

Info

Publication number
FI61616C
FI61616C FI770731A FI770731A FI61616C FI 61616 C FI61616 C FI 61616C FI 770731 A FI770731 A FI 770731A FI 770731 A FI770731 A FI 770731A FI 61616 C FI61616 C FI 61616C
Authority
FI
Finland
Prior art keywords
smoke
filter
filter element
lock
latch
Prior art date
Application number
FI770731A
Other languages
English (en)
Finnish (fi)
Other versions
FI770731A (sv
FI61616B (fi
Inventor
John Anthony Luke
Fred Haslam
Original Assignee
British American Tobacco Co
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 British American Tobacco Co filed Critical British American Tobacco Co
Publication of FI770731A publication Critical patent/FI770731A/fi
Publication of FI61616B publication Critical patent/FI61616B/fi
Application granted granted Critical
Publication of FI61616C publication Critical patent/FI61616C/fi

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
    • A24D3/04—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

Landscapes

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

Claims (7)

1. Filterelement för tobaksprodukt med en väsentligen cylindrisk kropp, kännetecknat därav, att kroppens (3) mantelyta, som är utförd av ett rökfiltreringsämne, uppvisar ätminstone ett gäng-spär (7), försett med en rökgenomsläppande yta, och kroppen är tätt omgiven av ett material (4, 6) med porositet av ätminstone 500 cm3/ 10 cm^ luftström/100 mm H20/minut och permeabelt tili rökens ängfas-beständsdelar, varvid gängspäret eller -spären stär i förbindelse med tobaksämnet (1) för mottagande av rök därifrän, varvid rökens ängfas-beständsdelar avlägsnar sig medelst diffusion genom omslagsmaterialet dä röken gär längs späret eller spären.
2. Tobaksprodukt enligt patentkrav 1, kännetecknad därav, att späret eller spären (7) sträcker sig frän kroppens (3) mot ciga-retten vända ändyta (8) tili en punkt, som befinner sig närä filtrets mot munnen vända ända.
3. Filterelement enligt patentkrav 1 eller 2, kännetecknat därav, att gängspäret eller -spären öppnar sig vid deras mot munnen vända ända i ett rum (9), som befinner sig närä filterkroppens (3) mot munnen vända ändyta.
4. Filterelement enligt patentkrav 3, kännetecknat därav, att det nämnda rummet (9) avser ett i kroppen (3) utfört, pä omkret-sen anordnat ringspär.
5. Filterelement enligt patentkrav 3, kännetecknat därav, att det nämnda rummet (9) avskiljs frän filterkroppens (3) mot munnen vända ända av kroppens ospärade änddel (10), som är framställd av ett rökfiltreringsämne.
6. Filterelement enligt nägot av patentkraven 1-5, kännetecknat därav, att de ytor, som begränsar späret eller spären (7), är delvis förtätade mot rökpenetration frän späret eller spären in i kroppen (3).
7. Filterelement enligt nägot av patentkraven 1-6, kännetecknat därav, att kroppens (3) mot cigaretten vända ändyta (8) är delvis eller helt förtätad mot rökpenetration i kroppen.
FI770731A 1976-03-17 1977-03-08 Filterelement foer tobaksprodukt FI61616C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1077676 1976-03-17
GB10776/76A GB1508084A (en) 1976-03-17 1976-03-17 Tobacco-smoke filters

Publications (3)

Publication Number Publication Date
FI770731A FI770731A (sv) 1977-09-18
FI61616B FI61616B (fi) 1982-05-31
FI61616C true FI61616C (fi) 1982-09-10

Family

ID=9974059

Family Applications (1)

Application Number Title Priority Date Filing Date
FI770731A FI61616C (fi) 1976-03-17 1977-03-08 Filterelement foer tobaksprodukt

Country Status (13)

Country Link
US (1) US4135523A (sv)
AU (1) AU504334B2 (sv)
BE (1) BE852574A (sv)
BR (1) BR7701600A (sv)
CA (1) CA1043649A (sv)
CH (1) CH616569A5 (sv)
DE (1) DE2711742A1 (sv)
DK (1) DK152003C (sv)
FI (1) FI61616C (sv)
GB (1) GB1508084A (sv)
MX (1) MX144582A (sv)
NL (1) NL186997C (sv)
ZA (1) ZA771364B (sv)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1096737A (en) * 1977-03-14 1981-03-03 Jan Van Tilburg Smoke filters
US4232574A (en) * 1977-08-19 1980-11-11 Liggett Group Inc. Apparatus and method for providing a cigarette filter with an aeration groove
US4219030A (en) * 1977-08-19 1980-08-26 Liggett Group Inc. Aeration groove filter
US4369796A (en) * 1977-08-19 1983-01-25 Liggett Group Inc. Method and apparatus for forming an air dilution filter
US4253508A (en) * 1979-01-19 1981-03-03 Bodai Industries, Inc. Selective filtering of tobacco smoke by enhanced filtration efficiency
US4256122A (en) * 1979-04-11 1981-03-17 Brown & Williamson Tobacco Corporation Cigarette filter
ZA804948B (en) * 1979-08-28 1981-06-24 British American Tobacco Co Smoke filtration
CA1156533A (en) * 1980-05-01 1983-11-08 Henry G. Horsewell Smoking articles
DE3048905A1 (de) * 1980-12-23 1982-07-22 B.A.T. Cigaretten-Fabriken Gmbh, 2000 Hamburg Filter fuer cigaretten
US4498488A (en) * 1981-03-12 1985-02-12 Brown & Williamson Tobacco Corporation Cigarette filter
US4616664A (en) * 1981-03-17 1986-10-14 American Brands, Inc. Tobacco product
US4637409A (en) * 1981-05-07 1987-01-20 American Filtrona Corporation Tobacco smoke filter and method and apparatus for making same
IL66401A (en) * 1981-08-03 1985-07-31 Brown & Williamson Tobacco Filter cigarette
US4492238A (en) 1981-09-30 1985-01-08 Philip Morris Incorporated Method and apparatus for production of smoke filter components
GB2116824B (en) * 1982-02-02 1985-07-24 Brown & Williamson Tobacco Improvements relating to smoke filters
US4406294A (en) * 1982-02-16 1983-09-27 Brown & Williamson Tobacco Corporation Cigarette filter
US4535793A (en) * 1982-08-18 1985-08-20 Brown & Williamson Tobacco Corporation Smoking article filters
US4476882A (en) * 1983-02-07 1984-10-16 Brown & Williamson Tobacco Corporation Tobacco smoke filters
US4527572A (en) * 1983-02-07 1985-07-09 Brown & Williamson Tobacco Corporation Tobacco smoke filters
US4557281A (en) * 1983-12-05 1985-12-10 Brown & Williamson Tobacco Corporation Filtered cigarette
DE3444991A1 (de) * 1984-12-10 1986-06-19 Hans Balsthal Elstner Filter fuer rauchwaren und rauchgeraete
GB8713904D0 (en) * 1987-06-15 1987-07-22 Tabac Fab Reunies Sa Filter for smoking articles
CN1748591A (zh) * 2005-11-07 2006-03-22 夏侯晓雷 一种过滤嘴
US8240315B2 (en) * 2005-12-29 2012-08-14 Philip Morris Usa Inc. Smoking article with improved delivery profile
US7987856B2 (en) 2005-12-29 2011-08-02 Philip Morris Usa Inc. Smoking article with bypass channel
CN101442917B (zh) 2006-03-28 2012-08-01 菲利普莫里斯生产公司 具有限流件的发烟制品
US8353298B2 (en) * 2006-07-12 2013-01-15 Philip Morris Usa Inc. Smoking article with impaction filter segment
US7874296B1 (en) * 2006-07-26 2011-01-25 Mohammad Said Saidi Cigarette gas filter
US8424539B2 (en) * 2006-08-08 2013-04-23 Philip Morris Usa Inc. Smoking article with single piece restrictor and chamber
GB0624321D0 (en) * 2006-12-05 2007-01-17 British American Tobacco Co Tobacco smoke filter and methods of making the same
US8235056B2 (en) * 2006-12-29 2012-08-07 Philip Morris Usa Inc. Smoking article with concentric hollow core in tobacco rod and capsule containing flavorant and aerosol forming agents in the filter system
TW200911138A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Smoking articles with restrictor and aerosol former
TW200911141A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Super recessed filter cigarette restrictor
TW200900014A (en) * 2007-03-09 2009-01-01 Philip Morris Prod Smoking article filter with annular restrictor and downstream ventilation
US20080216850A1 (en) * 2007-03-09 2008-09-11 Philip Morris Usa Inc. Restrictor attachment for unfiltered smoking article
GB0809865D0 (en) * 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
EP2343996A1 (en) * 2008-10-31 2011-07-20 R.J. Reynolds Tobacco Company Tipping materials for filtered cigarettes
US20100108084A1 (en) * 2008-10-31 2010-05-06 Norman Alan B Filtered cigarette with diffuse tipping material
US20100108081A1 (en) * 2008-10-31 2010-05-06 Leigh Ann Blevins Joyce Filtered cigarette with flavored tipping material
US8424540B2 (en) * 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
AR080556A1 (es) 2009-10-09 2012-04-18 Philip Morris Prod Diseno de filtro para mejorar el perfil sensorial de articulos para fumar con boquilla de filtro de carbono
US20110083687A1 (en) * 2009-10-09 2011-04-14 Philip Morris Usa Inc. Cigarette filter to reduce smoke deliveries in later puffs
US8905037B2 (en) * 2009-10-15 2014-12-09 Philip Morris Inc. Enhanced subjective activated carbon cigarette
TW201204272A (en) 2010-03-26 2012-02-01 Philip Morris Prod Smoking articles with significantly reduced gas vapor phase smoking constituents
GR1007749B (el) * 2011-05-04 2012-11-02 Αντωνιος Μαστροκαλος Φιλτρο τσιγαρων
WO2015009863A1 (en) * 2013-07-19 2015-01-22 Altria Client Services Inc. Electronic smoking article

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1349992A (fr) * 1962-11-29 1964-01-24 Cigarette autorefroidissante
US3336928A (en) * 1964-05-07 1967-08-22 James W Haley Smoking article
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
DE2302677A1 (de) * 1972-04-12 1973-10-18 Eastman Kodak Co Tabakrauchfilterelement und verfahren zu seiner herstellung
US3964493A (en) * 1972-09-07 1976-06-22 Baker-Alpha Corporation Cigarette filter
SE381167B (sv) * 1974-03-13 1975-12-01 Svenska Tobaks Ab Filter for tobaksrok

Also Published As

Publication number Publication date
CH616569A5 (en) 1980-04-15
NL186997C (nl) 1991-05-01
FI770731A (sv) 1977-09-18
BE852574A (fr) 1977-07-18
FI61616B (fi) 1982-05-31
DK152003C (da) 1988-07-11
CA1043649A (en) 1978-12-05
MX144582A (es) 1981-10-28
DK152003B (da) 1988-01-25
NL7702584A (nl) 1977-09-20
ZA771364B (en) 1978-01-25
US4135523A (en) 1979-01-23
DE2711742A1 (de) 1977-09-22
AU504334B2 (en) 1979-10-11
BR7701600A (pt) 1978-05-09
AU2313477A (en) 1978-09-14
GB1508084A (en) 1978-04-19
DE2711742C2 (sv) 1988-02-18
DK114877A (da) 1977-09-18

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