FI70367B - Cigarrettfilter - Google Patents
Cigarrettfilter Download PDFInfo
- Publication number
- FI70367B FI70367B FI830440A FI830440A FI70367B FI 70367 B FI70367 B FI 70367B FI 830440 A FI830440 A FI 830440A FI 830440 A FI830440 A FI 830440A FI 70367 B FI70367 B FI 70367B
- Authority
- FI
- Finland
- Prior art keywords
- filter
- filter body
- air
- permeable
- grooves
- 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
- A24D3/02—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
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Claims (8)
1. Filter (10, 110) för en cigarett, omfattande en porös filterkropp (12, 112) med vanligtvis cylindrisk kon- 5 figuration; ett luftgenomsläppligt hölje (14, 114) som löper längs filterkroppen (12, 112) i längdriktning frän dess mun-ända (16, 116) tili den andra ändan (18, 118) och omsluter kroppen lämnande motsatta ändorna (16, 18, 116, 118) av filterkroppen (12, 112) öppna för genomströmning; varvld höljet 10 (14, 114) utformas med flera skaror (20, 120) som placerats med mellanrum frän varandra periferiskt om filterkroppen (12, 112) inbäddad i filterkroppen (12, 112), varvid var och en skära är öppen vid munändan (16, 116) av filterkroppen (12, 112) och sträcker sig därifrän i allmänhet i längdrikt-15 ningen av filterkroppen (12, 112) pä ett avständ som är mind-re än längden av filterkroppen (12, 112),känneteck-n a d därav, att filtret (10, 110) omfattar medel för att göra den inbäddade väggen av skärorna (20, 120), vilka defi-nieras av höljematerialet (14, 114), ogenomsläpplig för luft 20 och rök, varvid ätminstone en del av höljet (14, 114) utan-för skärorna (20, 120) förblir genomsläpplig för luft; och vidhäftningsmaterial (26) som löper i längdriktning av och omsluter den omhöljda filterkroppen (12, 112), varvid vidhäf tningsmaterialet (26) är genomsläppligt (30) för luft och 25 tilläter ventileringsluft att strömma därigenom i skärorna (20, 120), och genomsläpplig (32) tillätande ocksä ventileringsluf t att strömma därigenom i filterkroppen (12, 112) ge-nom den genomsläppliga delen av höljet (14, 114) för att blandas med och utspäda röken som strömmar genom filterkrop-30 pen (12, 112) frän ena ändan tili munändan av filterkroppen (12, 112)
2. Filter (10, 110) enligt patentkravet 1 , k ä n n e-t e c k n a t därav, att vidhäftningsmaterialet (26) är genomsläppligt (30) tillätande ventileringsluft att strömma i 35 skärorna (20, 120) endast närä ändan av skärorna (20, 120) mittemot ändan därav som är öppen tili munändan (16, 116) av filterkroppen (12, 112).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34910382 | 1982-02-16 | ||
| US06/349,103 US4406294A (en) | 1982-02-16 | 1982-02-16 | Cigarette filter |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI830440A0 FI830440A0 (fi) | 1983-02-08 |
| FI830440L FI830440L (fi) | 1983-08-17 |
| FI70367B true FI70367B (fi) | 1986-03-27 |
| FI70367C FI70367C (fi) | 1986-09-19 |
Family
ID=23370920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI830440A FI70367C (fi) | 1982-02-16 | 1983-02-08 | Cigarrettfilter |
Country Status (38)
| Country | Link |
|---|---|
| US (1) | US4406294A (sv) |
| JP (1) | JPS58155071A (sv) |
| KR (1) | KR870001749B1 (sv) |
| AT (1) | AT383016B (sv) |
| AU (1) | AU537829B2 (sv) |
| BE (1) | BE895872A (sv) |
| BG (1) | BG40475A3 (sv) |
| BR (1) | BR8300641A (sv) |
| CA (1) | CA1188951A (sv) |
| CH (1) | CH658775A5 (sv) |
| CS (1) | CS247161B2 (sv) |
| DE (1) | DE3304763A1 (sv) |
| DK (1) | DK158370C (sv) |
| EG (1) | EG16133A (sv) |
| ES (1) | ES8402709A1 (sv) |
| FI (1) | FI70367C (sv) |
| FR (1) | FR2521405B1 (sv) |
| GB (2) | GB2117219B (sv) |
| GR (1) | GR81381B (sv) |
| HU (1) | HU188426B (sv) |
| IE (1) | IE53813B1 (sv) |
| IL (1) | IL67833A (sv) |
| IN (1) | IN155856B (sv) |
| IT (1) | IT1161903B (sv) |
| LU (1) | LU84637A1 (sv) |
| MX (1) | MX155853A (sv) |
| NL (1) | NL8300504A (sv) |
| NO (1) | NO155033C (sv) |
| NZ (1) | NZ203130A (sv) |
| PH (1) | PH20476A (sv) |
| PL (1) | PL138923B1 (sv) |
| RO (1) | RO88319B (sv) |
| SE (1) | SE457687B (sv) |
| SU (1) | SU1382393A3 (sv) |
| TR (1) | TR21601A (sv) |
| YU (1) | YU43151B (sv) |
| ZA (1) | ZA83720B (sv) |
| ZW (1) | ZW3183A1 (sv) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4515170A (en) * | 1983-05-09 | 1985-05-07 | Brown & Williamson Tobacco Corporation | Ventilated mouthpiece for a smoking article |
| US4542754A (en) * | 1983-12-05 | 1985-09-24 | Brown & Williamson Tobacco Corporation | Filtered cigarette |
| GB8415972D0 (en) * | 1984-06-22 | 1984-07-25 | British American Tobacco Co | Smoking article mouthpiece elements |
| US4582072A (en) * | 1984-06-25 | 1986-04-15 | 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 |
| US4708150A (en) * | 1986-08-25 | 1987-11-24 | Brown & Williamson Tobacco Corporation | Cigarette filter |
| US5178166A (en) * | 1990-09-20 | 1993-01-12 | Philip Morris Incorporated | Filter cigarette |
| ES2269284T3 (es) | 2001-12-18 | 2007-04-01 | British American Tobacco (Germany) Gmbh | Filtro para un articulo fumable. |
| CN1748591A (zh) * | 2005-11-07 | 2006-03-22 | 夏侯晓雷 | 一种过滤嘴 |
| GB0715172D0 (en) * | 2007-08-03 | 2007-09-12 | British American Tobacco Co | Filter and method for making a filter for a cigarette |
| TW200936065A (en) * | 2008-01-23 | 2009-09-01 | Filtrona Int Ltd | Tobacco smoke filter |
| GB0809865D0 (en) * | 2008-05-30 | 2008-07-09 | British American Tobacco Co | Filter for a smoking article |
| DE102008056384B4 (de) * | 2008-11-10 | 2017-03-30 | British American Tobacco (Germany) Gmbh | Multifilter für einen Rauchartikel |
| GB0821803D0 (en) * | 2008-12-01 | 2009-01-07 | British American Tobacco Co | Smoking article filter |
| EP2368448A1 (en) * | 2010-03-26 | 2011-09-28 | Philip Morris Products S.A. | Smoking article with variable ventilation |
| GB201008725D0 (en) * | 2010-05-25 | 2010-07-07 | Filtrona Int Ltd | Tobacco smoke filter |
| USD993524S1 (en) * | 2021-09-09 | 2023-07-25 | Hemp Tips, Ltd. | Tip for hand-rolled cigarettes |
| US11930839B1 (en) | 2023-02-07 | 2024-03-19 | Dimitry Boss | Cigarette loading machines and method therefore |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3490461A (en) * | 1967-04-20 | 1970-01-20 | Philip Morris Inc | Cigarette ventilation |
| US3607512A (en) * | 1969-01-03 | 1971-09-21 | Philip Morris Inc | Extruding tow filled mouthpiece rod having serrated inner surfaces clenching the tow |
| US3596663A (en) * | 1969-05-29 | 1971-08-03 | Lorillard Co P | Ventilated smoking article |
| US3910288A (en) * | 1973-02-27 | 1975-10-07 | Brown & Williamson Tobacco | Programmed filter |
| US4022221A (en) * | 1975-10-31 | 1977-05-10 | American Filtrona Corporation | Tobacco smoke filter |
| GB1508084A (en) * | 1976-03-17 | 1978-04-19 | British American Tobacco Co | Tobacco-smoke filters |
| DE2734643A1 (de) * | 1976-10-13 | 1978-04-20 | Hauni Werke Koerber & Co Kg | Verfahren und maschine zum herstellen stabfoermiger rauchartikel mit einem eine definierte luftdurchlaessigkeit aufweisenden huellmaterial |
| US4174719A (en) * | 1977-06-29 | 1979-11-20 | Olin Corporation | Microperforated filter tip cigarette |
| US4256122A (en) * | 1979-04-11 | 1981-03-17 | Brown & Williamson Tobacco Corporation | Cigarette filter |
| US4343319A (en) * | 1980-11-28 | 1982-08-10 | Brown & Williamson Tobacco Corporation | Cigarette filter |
| US4338956A (en) * | 1980-12-05 | 1982-07-13 | Brown & Williamson Tobacco Corporation | Cigarette filter |
| US4342322A (en) * | 1980-12-22 | 1982-08-03 | Brown & Williamson Tobacco Corporation | Cigarette filter |
| US4498488A (en) * | 1981-03-12 | 1985-02-12 | Brown & Williamson Tobacco Corporation | Cigarette filter |
| JPS6149938A (ja) * | 1984-08-17 | 1986-03-12 | Matsushita Electric Ind Co Ltd | 自動焙焼装置 |
-
1982
- 1982-02-16 US US06/349,103 patent/US4406294A/en not_active Expired - Lifetime
-
1983
- 1983-01-24 IE IE133/83A patent/IE53813B1/en not_active IP Right Cessation
- 1983-01-27 CH CH452/83A patent/CH658775A5/de not_active IP Right Cessation
- 1983-01-27 AU AU10816/83A patent/AU537829B2/en not_active Ceased
- 1983-01-31 NZ NZ203130A patent/NZ203130A/en unknown
- 1983-02-02 AT AT0035883A patent/AT383016B/de not_active IP Right Cessation
- 1983-02-03 ZA ZA83720A patent/ZA83720B/xx unknown
- 1983-02-03 GB GB08302959A patent/GB2117219B/en not_active Expired
- 1983-02-03 IN IN129/CAL/83A patent/IN155856B/en unknown
- 1983-02-04 IL IL67833A patent/IL67833A/xx not_active IP Right Cessation
- 1983-02-04 ZW ZW31/83A patent/ZW3183A1/xx unknown
- 1983-02-08 PH PH28492A patent/PH20476A/en unknown
- 1983-02-08 FI FI830440A patent/FI70367C/fi not_active IP Right Cessation
- 1983-02-08 MX MX196206A patent/MX155853A/es unknown
- 1983-02-09 LU LU84637A patent/LU84637A1/fr unknown
- 1983-02-09 FR FR8302043A patent/FR2521405B1/fr not_active Expired
- 1983-02-09 BR BR8300641A patent/BR8300641A/pt not_active IP Right Cessation
- 1983-02-10 BE BE0/210092A patent/BE895872A/fr not_active IP Right Cessation
- 1983-02-10 NL NL8300504A patent/NL8300504A/nl active Search and Examination
- 1983-02-11 DE DE19833304763 patent/DE3304763A1/de not_active Ceased
- 1983-02-11 HU HU83480A patent/HU188426B/hu not_active IP Right Cessation
- 1983-02-12 EG EG91/83A patent/EG16133A/xx active
- 1983-02-14 GR GR70489A patent/GR81381B/el unknown
- 1983-02-14 BG BG8359707A patent/BG40475A3/xx unknown
- 1983-02-14 SU SU833558780A patent/SU1382393A3/ru active
- 1983-02-15 RO RO110010A patent/RO88319B/ro unknown
- 1983-02-15 CS CS831018A patent/CS247161B2/cs unknown
- 1983-02-15 SE SE8300823A patent/SE457687B/sv not_active IP Right Cessation
- 1983-02-15 NO NO830508A patent/NO155033C/no unknown
- 1983-02-15 YU YU344/83A patent/YU43151B/xx unknown
- 1983-02-15 IT IT19593/83A patent/IT1161903B/it active
- 1983-02-15 DK DK064983A patent/DK158370C/da not_active IP Right Cessation
- 1983-02-16 PL PL1983240609A patent/PL138923B1/pl unknown
- 1983-02-16 ES ES519839A patent/ES8402709A1/es not_active Expired
- 1983-02-16 TR TR21601A patent/TR21601A/xx unknown
- 1983-02-16 CA CA000421767A patent/CA1188951A/en not_active Expired
- 1983-02-16 JP JP58022984A patent/JPS58155071A/ja active Granted
- 1983-02-16 KR KR1019830000623A patent/KR870001749B1/ko not_active IP Right Cessation
-
1985
- 1985-11-06 GB GB08527367A patent/GB2164539B/en not_active Expired
Also Published As
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| FI70367B (fi) | Cigarrettfilter | |
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| KR920001387Y1 (ko) | 담배 필터 | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: BROWN & WILLIAMSON TOBACCO CORPORATION |