CA1011211A - Hollow filter - Google Patents

Hollow filter

Info

Publication number
CA1011211A
CA1011211A CA207,953A CA207953A CA1011211A CA 1011211 A CA1011211 A CA 1011211A CA 207953 A CA207953 A CA 207953A CA 1011211 A CA1011211 A CA 1011211A
Authority
CA
Canada
Prior art keywords
hollow filter
hollow
filter
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
CA207,953A
Other versions
CA207953S (en
Inventor
Vello Norman
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.)
Liggett Group LLC
Original Assignee
Liggett and Myers Inc
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 Liggett and Myers Inc filed Critical Liggett and Myers Inc
Application granted granted Critical
Publication of CA1011211A publication Critical patent/CA1011211A/en
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
    • A24D3/0279—Manufacture of tobacco smoke filters for filters with special features with tubes
CA207,953A 1973-08-27 1974-08-27 Hollow filter Expired CA1011211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US391834A US3860011A (en) 1973-08-27 1973-08-27 Hollow filter

Publications (1)

Publication Number Publication Date
CA1011211A true CA1011211A (en) 1977-05-31

Family

ID=23548125

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,953A Expired CA1011211A (en) 1973-08-27 1974-08-27 Hollow filter

Country Status (3)

Country Link
US (1) US3860011A (en)
CA (1) CA1011211A (en)
IT (1) IT1022078B (en)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034765A (en) * 1975-10-30 1977-07-12 Liggett & Myers Incorporated Tobacco smoke filter
US4109666A (en) * 1976-03-01 1978-08-29 Liggett Group Inc. Cigarette filter
US4037524A (en) * 1976-11-08 1977-07-26 Liggett Group Inc. Apparatus for combining a tube with a cigarette filter
GB1556350A (en) * 1977-02-02 1979-11-21 Liggett Group Inc Apparatus for fabricating multi-sectional cigarette filters
US4413641A (en) * 1979-09-07 1983-11-08 Philip Morris Incorporated Cigarette mouthpiece
US4331166A (en) * 1980-05-02 1982-05-25 Philip Morris, Incorporated Cigarette
US4508525A (en) * 1980-05-27 1985-04-02 American Filtrona Corporation Method and apparatus for producing tobacco smoke filter having improved tar/carbon monoxide ratio
US4386618A (en) * 1981-06-29 1983-06-07 Brown & Williamson Tobacco Corporation Cigarette filter
US4984588A (en) * 1981-09-14 1991-01-15 Philip Morris Incorporated Low delivery cigarette
US4492238A (en) 1981-09-30 1985-01-08 Philip Morris Incorporated Method and apparatus for production of smoke filter components
US4440593A (en) * 1981-12-11 1984-04-03 Goldsworthy Engineering, Inc. Reinforced plastic composite articles and apparatus and method for producing same
US4469541A (en) * 1981-12-11 1984-09-04 Goldsworthy Engineering, Inc. Method for forming reinforced plastic composite articles
US4438776A (en) * 1982-06-24 1984-03-27 Brown & Williamson Tobacco Corporation Cigarette filter
JPS6048156B2 (en) * 1982-07-07 1985-10-25 三菱アセテート株式会社 tobacco smoke filter
US4545391A (en) * 1983-05-26 1985-10-08 Brown & Williamson Tobacco Corporation Cigarette filter
GB8330894D0 (en) * 1983-11-18 1983-12-29 British American Tobacco Co Smoking-article mouthpiece elements
GB8407671D0 (en) * 1984-03-23 1984-05-02 Brritish American Tobacco Co L Smoking article mouth-piece elements
US4585015A (en) * 1984-11-16 1986-04-29 Brown & Williamson Tobacco Corporation Cigarette filter
US4648858A (en) * 1985-09-30 1987-03-10 Brown & Williamson Tobacco Corporation Apparatus for manufacturing a cigarette filter tow
US4693265A (en) * 1986-05-19 1987-09-15 R. J. Reynolds Tobacco Company Cigarette filter having low visible staining
GB8713904D0 (en) * 1987-06-15 1987-07-22 Tabac Fab Reunies Sa Filter for smoking articles
US4903714A (en) * 1987-08-25 1990-02-27 R. J. Reynolds Tobacco Company Smoking article with improved mouthend piece
US4893637A (en) * 1987-09-15 1990-01-16 R. J. Reynolds Tobacco Co. Apparatus and methods for making components of a smoking article
US5392792A (en) * 1993-04-13 1995-02-28 R. J. Reynolds Tobacco Company Reduced gas phase cigarette
US5954060A (en) * 1998-02-12 1999-09-21 Cardarelli; Venanzio Coaxial filter cigarette
AU4847399A (en) * 1998-06-30 2000-01-17 Philip Morris Products Inc. Low delivery cigarette and filter
US7987856B2 (en) 2005-12-29 2011-08-02 Philip Morris Usa Inc. Smoking article with bypass channel
US8240315B2 (en) * 2005-12-29 2012-08-14 Philip Morris Usa Inc. Smoking article with improved delivery profile
WO2007110650A1 (en) * 2006-03-28 2007-10-04 Philip Morris Products S.A. Smoking article with a restrictor
US8353298B2 (en) * 2006-07-12 2013-01-15 Philip Morris Usa Inc. Smoking article with impaction filter segment
US8424539B2 (en) * 2006-08-08 2013-04-23 Philip Morris Usa Inc. Smoking article with single piece restrictor and chamber
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
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
TW200911138A (en) * 2007-03-09 2009-03-16 Philip Morris Prod Smoking articles with restrictor and aerosol former
US7597058B2 (en) * 2007-03-22 2009-10-06 Aisin Seiki Kabushiki Kaisha Apparatus for adjusting timing of needle and looptaker of sewing machine
US20110083687A1 (en) * 2009-10-09 2011-04-14 Philip Morris Usa Inc. Cigarette filter to reduce smoke deliveries in later puffs
US8424540B2 (en) * 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
AR080556A1 (en) 2009-10-09 2012-04-18 Philip Morris Prod FILTER DESIGN TO IMPROVE THE SENSORY PROFILE OF ARTICLES FOR SMOKING WITH CARBON FILTER NOZZLE
US8905037B2 (en) * 2009-10-15 2014-12-09 Philip Morris Inc. Enhanced subjective activated carbon cigarette
JP5388249B2 (en) * 2010-03-16 2014-01-15 日本たばこ産業株式会社 Filter making machine
TW201204272A (en) 2010-03-26 2012-02-01 Philip Morris Prod Smoking articles with significantly reduced gas vapor phase smoking constituents
DE102010043343A1 (en) * 2010-11-03 2012-05-03 Hauni Maschinenbau Ag Apparatus for the production of coaxial filters for rod-shaped smoking articles
DE102010043350A1 (en) * 2010-11-03 2012-05-03 Hauni Maschinenbau Ag Apparatus for the production of coaxial filters for rod-shaped smoking articles
US20120192879A1 (en) * 2011-02-01 2012-08-02 Jarrad Bryan Fallon Method and apparatus for making a smoking article
US10609955B2 (en) * 2011-04-08 2020-04-07 R.J. Reynolds Tobacco Company Filtered cigarette comprising a tubular element in filter
US11957163B2 (en) 2011-04-08 2024-04-16 R.J. Reynolds Tobacco Company Multi-segment filter element including smoke-altering flavorant
GB201219540D0 (en) 2012-10-31 2012-12-12 British American Tobacco Co A filter for a smoking article
ES2678874T3 (en) * 2013-07-18 2018-08-20 Philip Morris Products S.A. Method of manufacturing a segment to direct the air flow for a smoking article
IT201600090857A1 (en) * 2016-09-08 2018-03-08 Montrade S P A PROCEDURE AND EQUIPMENT FOR THE PRODUCTION OF A FILTER WAND FOR SMOKE ITEMS
US20200316880A1 (en) * 2017-03-24 2020-10-08 British American Tobacco (Investments) Limited Methods and equipment for forming tubes of fibrous material
DE102018121852A1 (en) * 2018-09-07 2020-03-12 Kraussmaffei Technologies Gmbh Process for the production of leaf springs in fiber composite construction and extrusion device
HUE061890T2 (en) * 2019-04-04 2023-08-28 Philip Morris Products Sa Aerosol-generating article comprising a hollow tubular support element

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045680A (en) * 1958-09-30 1962-07-24 Millard F Smith Smoke filtering device
US3242925A (en) * 1960-02-15 1966-03-29 Thomas A Sterne Cigarette manufacture
US3270750A (en) * 1960-09-16 1966-09-06 Robert A Campbell Adjustable-filter cigarette
US3324862A (en) * 1964-08-31 1967-06-13 Simone Bessie De Smoking device
US3324861A (en) * 1965-01-22 1967-06-13 Henry J Gaisman Cigarette construction or the like
US3396733A (en) * 1966-03-23 1968-08-13 Lorillard Co P Cigarette tip
US3428050A (en) * 1967-02-21 1969-02-18 Walter R Kandel Filter cigarette of adjustable filter capacity
US3490461A (en) * 1967-04-20 1970-01-20 Philip Morris Inc Cigarette ventilation
US3546325A (en) * 1968-11-19 1970-12-08 Celfil Co Method of manufacturing filter ropes

Also Published As

Publication number Publication date
IT1022078B (en) 1978-03-20
US3860011A (en) 1975-01-14

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