BE901677A - Filtre a cigarette ameliore. - Google Patents
Filtre a cigarette ameliore.Info
- Publication number
- BE901677A BE901677A BE0/214469A BE214469A BE901677A BE 901677 A BE901677 A BE 901677A BE 0/214469 A BE0/214469 A BE 0/214469A BE 214469 A BE214469 A BE 214469A BE 901677 A BE901677 A BE 901677A
- Authority
- BE
- Belgium
- Prior art keywords
- groove
- cigarette filter
- porous
- improved cigarette
- filter
- Prior art date
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)
Abstract
Filtre (2) comportant un tampon filtrant poreux (10), traversé par un passage capillaire de fumée (13) et entouré d'une enveloppe non poreuse (12). Au moins une rainure (14) s'étend sur une certaine distance à partir d'une extrémité du tampon. Une manchette (16) entoure l'enveloppe non poreuse (12) et présente des orifices traversants (18) communiquant avec la rainure (14). Un collier cylindrique (20) définit une cavité (24) à l'extrémité coté bouche, l'épaisseur de la paroi (22) du collier étant inférieure à la rainure (14).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/581,516 US4580584A (en) | 1984-02-21 | 1984-02-21 | Cigarette filter |
Publications (1)
Publication Number | Publication Date |
---|---|
BE901677A true BE901677A (fr) | 1985-05-29 |
Family
ID=24325498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/214469A BE901677A (fr) | 1984-02-21 | 1985-02-07 | Filtre a cigarette ameliore. |
Country Status (24)
Country | Link |
---|---|
US (1) | US4580584A (fr) |
JP (1) | JPS60203178A (fr) |
AR (1) | AR240384A1 (fr) |
AT (1) | AT390718B (fr) |
AU (1) | AU548201B2 (fr) |
BE (1) | BE901677A (fr) |
BR (1) | BR8500507A (fr) |
CA (1) | CA1227984A (fr) |
CH (1) | CH665936A5 (fr) |
DE (1) | DE3504014A1 (fr) |
DK (1) | DK161658C (fr) |
ES (1) | ES295791Y (fr) |
FI (1) | FI74197C (fr) |
FR (1) | FR2559651B1 (fr) |
GB (1) | GB2154423B (fr) |
GR (1) | GR850432B (fr) |
HK (1) | HK36188A (fr) |
IL (1) | IL74307A (fr) |
IT (1) | IT1183391B (fr) |
LU (1) | LU85765A1 (fr) |
MY (1) | MY102387A (fr) |
NL (1) | NL191505C (fr) |
NO (1) | NO162742C (fr) |
SE (1) | SE459386B (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2778477A (en) * | 1955-02-02 | 1957-01-22 | Ezra C Lundahl | Apparatus for stacking |
US2805759A (en) * | 1955-06-21 | 1957-09-10 | Frank E Manceau | Potato elevator |
US4611607A (en) * | 1984-02-21 | 1986-09-16 | Brown & Williamson Tobacco Corporation | Cigarette filter |
GB8709173D0 (en) * | 1987-04-16 | 1987-05-20 | Cigarette Components Ltd | Ventilated cigarette filter |
GB8713904D0 (en) * | 1987-06-15 | 1987-07-22 | Tabac Fab Reunies Sa | Filter for smoking articles |
US5195543A (en) * | 1991-10-28 | 1993-03-23 | American Filtrona Corporation | Balanced flow tobacco smoke filter |
US5392792A (en) * | 1993-04-13 | 1995-02-28 | R. J. Reynolds Tobacco Company | Reduced gas phase cigarette |
US7235056B2 (en) * | 1996-05-17 | 2007-06-26 | Amira Medical | Body fluid sampling device and methods of use |
US5954060A (en) * | 1998-02-12 | 1999-09-21 | Cardarelli; Venanzio | Coaxial filter cigarette |
CA2416144C (fr) * | 2000-07-12 | 2008-07-08 | Philip Morris Products S.A. | Filtre a cavite et article pouvant etre fume comportant un filtre a cavite |
GB0809865D0 (en) * | 2008-05-30 | 2008-07-09 | British American Tobacco Co | Filter for a smoking article |
CN101904563A (zh) * | 2010-08-18 | 2010-12-08 | 沈中 | 香烟过滤嘴 |
GB201016387D0 (en) * | 2010-09-29 | 2010-11-10 | Filtrona Int Ltd | Tobacco smoke filter |
GB201104475D0 (en) * | 2011-03-16 | 2011-04-27 | Filtrona Filter Prod Dev Co | Tobacco smoke filter |
GB201310599D0 (en) * | 2013-06-13 | 2013-07-31 | Filtrona Filter Prod Dev Co | Tabacco smoke filter |
RU2663381C1 (ru) * | 2014-08-07 | 2018-08-03 | Джапан Тобакко Инк. | Сигарета с фильтром |
US20210352961A1 (en) * | 2020-05-12 | 2021-11-18 | R.Y.L. Inc. | Filter for smoking smokable substances |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB809305A (en) * | 1956-02-23 | 1959-02-18 | Kurt Koerber | Improvements in filter mouthpiece cigarettes and the production thereof |
US3356094A (en) * | 1965-09-22 | 1967-12-05 | Battelle Memorial Institute | Smoking devices |
US3396733A (en) * | 1966-03-23 | 1968-08-13 | Lorillard Co P | Cigarette tip |
US3503406A (en) * | 1968-10-28 | 1970-03-31 | Lawrence Murry Riegel | Cigarettes |
GB1299855A (en) * | 1968-12-04 | 1972-12-13 | Molins Machine Co Ltd | Improvements in or relating to tobacco smoke filters |
US4022222A (en) * | 1975-11-06 | 1977-05-10 | American Filtrona Corporation | Tobacco smoke filter |
CA1156533A (fr) * | 1980-05-01 | 1983-11-08 | Henry G. Horsewell | Articles pour fumeurs |
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 |
US4342322A (en) * | 1980-12-22 | 1982-08-03 | Brown & Williamson Tobacco Corporation | Cigarette filter |
GB2101869A (en) * | 1981-07-06 | 1983-01-26 | Filtrona Ltd | Filtering means |
IT1151969B (it) * | 1981-07-06 | 1986-12-24 | Cigarette Components Ltd | Mezzo di filtrazione |
US4517996A (en) * | 1983-03-25 | 1985-05-21 | Brown & Williamson Tobacco Corporation | Ventilated filter and smoke dispersing mouthpiece |
US4506683A (en) * | 1983-05-09 | 1985-03-26 | Brown & Williamson Tobacco Corporation | Ventilated mouthpiece for a smoking article |
US4515170A (en) * | 1983-05-09 | 1985-05-07 | Brown & Williamson Tobacco Corporation | Ventilated mouthpiece for a smoking article |
US4503869A (en) * | 1983-06-10 | 1985-03-12 | Brown & Williamson Tobacco Corporation | Cigarette mouthpiece |
-
1984
- 1984-02-21 US US06/581,516 patent/US4580584A/en not_active Expired - Lifetime
-
1985
- 1985-01-21 AR AR299563A patent/AR240384A1/es active
- 1985-01-25 CH CH353/85A patent/CH665936A5/de not_active IP Right Cessation
- 1985-02-01 AT AT0028785A patent/AT390718B/de not_active IP Right Cessation
- 1985-02-01 SE SE8500463A patent/SE459386B/sv not_active IP Right Cessation
- 1985-02-05 BR BR8500507A patent/BR8500507A/pt not_active IP Right Cessation
- 1985-02-06 DE DE19853504014 patent/DE3504014A1/de active Granted
- 1985-02-07 NL NL8500349A patent/NL191505C/xx not_active IP Right Cessation
- 1985-02-07 BE BE0/214469A patent/BE901677A/fr not_active IP Right Cessation
- 1985-02-08 LU LU85765A patent/LU85765A1/fr unknown
- 1985-02-11 IL IL74307A patent/IL74307A/xx not_active IP Right Cessation
- 1985-02-11 FI FI850562A patent/FI74197C/fi not_active IP Right Cessation
- 1985-02-15 AU AU38756/85A patent/AU548201B2/en not_active Ceased
- 1985-02-19 GR GR850432A patent/GR850432B/el unknown
- 1985-02-20 DK DK077985A patent/DK161658C/da not_active IP Right Cessation
- 1985-02-20 JP JP60030676A patent/JPS60203178A/ja active Granted
- 1985-02-20 FR FR8502426A patent/FR2559651B1/fr not_active Expired
- 1985-02-20 CA CA000474769A patent/CA1227984A/fr not_active Expired
- 1985-02-20 ES ES1985295791U patent/ES295791Y/es not_active Expired
- 1985-02-20 NO NO850666A patent/NO162742C/no unknown
- 1985-02-21 IT IT19594/85A patent/IT1183391B/it active
- 1985-02-21 GB GB08504442A patent/GB2154423B/en not_active Expired
-
1987
- 1987-09-30 MY MYPI87002526A patent/MY102387A/en unknown
-
1988
- 1988-05-19 HK HK361/88A patent/HK36188A/xx not_active IP Right Cessation
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BROWN & WILLIAMSON TOBACCO CORP. Effective date: 20010228 |