CA2840801C - Ventilated smoking article - Google Patents

Ventilated smoking article Download PDF

Info

Publication number
CA2840801C
CA2840801C CA2840801A CA2840801A CA2840801C CA 2840801 C CA2840801 C CA 2840801C CA 2840801 A CA2840801 A CA 2840801A CA 2840801 A CA2840801 A CA 2840801A CA 2840801 C CA2840801 C CA 2840801C
Authority
CA
Canada
Prior art keywords
filter
layer
covering layer
source
smoking article
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 - Fee Related
Application number
CA2840801A
Other languages
English (en)
French (fr)
Other versions
CA2840801A1 (en
Inventor
Karl Kaljura
John Richardson
Kevin Blick
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.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Investments Ltd
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 Investments Ltd filed Critical British American Tobacco Investments Ltd
Publication of CA2840801A1 publication Critical patent/CA2840801A1/en
Application granted granted Critical
Publication of CA2840801C publication Critical patent/CA2840801C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/47—Attaching filters or mouthpieces to cigars or cigarettes, e.g. inserting filters into cigarettes or their mouthpieces
    • 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
    • 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
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CA2840801A 2011-07-20 2012-07-17 Ventilated smoking article Expired - Fee Related CA2840801C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1112466.6 2011-07-20
GBGB1112466.6A GB201112466D0 (en) 2011-07-20 2011-07-20 Smoking article
PCT/GB2012/051703 WO2013011300A2 (en) 2011-07-20 2012-07-17 Smoking article

Publications (2)

Publication Number Publication Date
CA2840801A1 CA2840801A1 (en) 2013-01-24
CA2840801C true CA2840801C (en) 2016-06-07

Family

ID=44586879

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2840801A Expired - Fee Related CA2840801C (en) 2011-07-20 2012-07-17 Ventilated smoking article

Country Status (13)

Country Link
US (1) US20140158144A1 (ko)
EP (1) EP2734064A2 (ko)
JP (1) JP5857127B2 (ko)
KR (1) KR20140037964A (ko)
CN (1) CN103648310B (ko)
AU (1) AU2012285567B2 (ko)
BR (1) BR112013033179A2 (ko)
CA (1) CA2840801C (ko)
GB (1) GB201112466D0 (ko)
RU (1) RU2584657C2 (ko)
UA (1) UA111747C2 (ko)
WO (1) WO2013011300A2 (ko)
ZA (1) ZA201309697B (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2932333A1 (en) * 2013-12-05 2015-06-11 Philip Morris Products S.A. Aerosol-generating article with low resistance air flow path
US20170055574A1 (en) 2015-08-31 2017-03-02 British American Tobacco (Investments) Limited Cartridge for use with apparatus for heating smokable material
US20170119050A1 (en) 2015-10-30 2017-05-04 British American Tobacco (Investments) Limited Article for Use with Apparatus for Heating Smokable Material
US20170119051A1 (en) 2015-10-30 2017-05-04 British American Tobacco (Investments) Limited Article for Use with Apparatus for Heating Smokable Material
US20180317554A1 (en) 2015-10-30 2018-11-08 British American Tobacco (Investments) Limited Article for use with apparatus for heating smokable material
KR102468749B1 (ko) 2016-06-29 2022-11-17 니코벤처스 트레이딩 리미티드 흡연가능 물질을 가열하기 위한 장치
RU2760810C2 (ru) 2017-09-15 2021-11-30 Бритиш Америкэн Тобэкко (Инвестментс) Лимитед Устройство для нагревания курительного материала
KR102330291B1 (ko) * 2018-07-04 2021-11-24 주식회사 케이티앤지 궐련
KR102363395B1 (ko) * 2018-11-30 2022-02-15 주식회사 케이티앤지 에어로졸 생성 물품
CN112006327B (zh) * 2019-05-13 2024-10-15 湖北中烟工业有限责任公司 烟草制品的过滤部件以及烟草制品
US20220400742A1 (en) * 2019-10-28 2022-12-22 Jt International Sa Filter Component for an Aerosol-Generating Article
CN115094673A (zh) * 2022-07-18 2022-09-23 安徽天翔高新特种包装材料集团有限公司 一种可增大进气量耐拉伸接装纸

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB864247A (en) * 1958-04-16 1961-03-29 Olin Mathieson Improvements in or relating to cigarettes
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
CH621051A5 (en) * 1976-12-15 1981-01-15 Cigarette Components Ltd Tobacco smoke filter and manufacturing process for this
US4119105A (en) * 1977-01-31 1978-10-10 Olin Corporation Air flow limiting filter
BE891549A (fr) * 1980-12-22 1982-04-16 Imp Group Ltd Assemblage de terminaison pour un article a fumer allonge
US4582071A (en) * 1980-12-22 1986-04-15 Imperial Group Limited Tipping assembly for an elongate smoking article
IT1152278B (it) * 1981-07-06 1986-12-31 Cigarette Components Ltd Rivestimento per filtro di sigaretta
IE53192B1 (en) * 1981-07-06 1988-08-17 Cigarette Components Ltd Cigarette filter
GB8531659D0 (en) * 1985-12-23 1986-02-05 British American Tobacco Co Smoking articles
HU230306B1 (hu) * 2001-02-22 2015-12-28 Philip Morris Products Inc Cigaretta és szűrő alsó aromaadalékkal
ES2269284T3 (es) * 2001-12-18 2007-04-01 British American Tobacco (Germany) Gmbh Filtro para un articulo fumable.
JP4125971B2 (ja) * 2003-02-19 2008-07-30 日本たばこ産業株式会社 通気型フィルタシガレット及びその製造システム
US8100134B2 (en) * 2006-02-22 2012-01-24 Philip Morris Usa Inc. Ventilated smoking article
GB0809865D0 (en) * 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
US20100108081A1 (en) * 2008-10-31 2010-05-06 Leigh Ann Blevins Joyce Filtered cigarette with flavored tipping material
GB0821803D0 (en) * 2008-12-01 2009-01-07 British American Tobacco Co Smoking article filter

Also Published As

Publication number Publication date
WO2013011300A2 (en) 2013-01-24
CN103648310B (zh) 2016-12-28
KR20140037964A (ko) 2014-03-27
RU2014106124A (ru) 2015-08-27
CA2840801A1 (en) 2013-01-24
CN103648310A (zh) 2014-03-19
EP2734064A2 (en) 2014-05-28
JP2014520565A (ja) 2014-08-25
AU2012285567A1 (en) 2014-01-16
WO2013011300A3 (en) 2013-08-01
AU2012285567B2 (en) 2015-05-07
US20140158144A1 (en) 2014-06-12
ZA201309697B (en) 2016-08-31
RU2584657C2 (ru) 2016-05-20
GB201112466D0 (en) 2011-08-31
JP5857127B2 (ja) 2016-02-10
UA111747C2 (uk) 2016-06-10
BR112013033179A2 (pt) 2017-03-01

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20131230

MKLA Lapsed

Effective date: 20190717