ES285920U - Filter for cigarettes (Machine-translation by Google Translate, not legally binding) - Google Patents

Filter for cigarettes (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES285920U
ES285920U ES1985285920U ES285920U ES285920U ES 285920 U ES285920 U ES 285920U ES 1985285920 U ES1985285920 U ES 1985285920U ES 285920 U ES285920 U ES 285920U ES 285920 U ES285920 U ES 285920U
Authority
ES
Spain
Prior art keywords
filter column
slot
filter
slots
column
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.)
Granted
Application number
ES1985285920U
Other languages
Spanish (es)
Other versions
ES285920Y (en
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.)
Brown and Williamson Holdings Inc
Original Assignee
Brown and Williamson Tobacco Corp
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 Brown and Williamson Tobacco Corp filed Critical Brown and Williamson Tobacco Corp
Priority to ES1985285920U priority Critical patent/ES285920Y/en
Publication of ES285920U publication Critical patent/ES285920U/en
Application granted granted Critical
Publication of ES285920Y publication Critical patent/ES285920Y/en
Expired legal-status Critical Current

Links

Landscapes

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

Abstract

Cigarette filter, characterized in that it comprises: (a) a porous filter column of generally cylindrical configuration; (b) an air impermeable envelope extending longitudinally along the filter column from one of its ends to the other end and circumscribing the column, flow flowing through the opposite ends of the filter column; the casing being formed with at least one slot attached to the filter column, the slot or slots being open at one end of the filter column and extending therefrom in a generally longitudinal direction of the filter column at a distance less than the length of the filter column and the open end of the slot or grooves being recessed at a predetermined distance inward from the end of the filter column; (c) means defining at least one open cavity formed at the end of the filter column, the cavity or cavities in flow communication with the open end of the slot or slots and extending from the open end of the slot or slots in a generally radial direction of the filter column and, (d) tip material extending longitudinally and circumscribing the wrapped filter column, being permeable to air, the tip material, allowing the flow of ventilation air therethrough to the slot or slots. (Machine-translation by Google Translate, not legally binding)
ES1985285920U 1985-04-09 1985-04-09 FILTER FOR CIGARETTES Expired ES285920Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1985285920U ES285920Y (en) 1985-04-09 1985-04-09 FILTER FOR CIGARETTES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1985285920U ES285920Y (en) 1985-04-09 1985-04-09 FILTER FOR CIGARETTES

Publications (2)

Publication Number Publication Date
ES285920U true ES285920U (en) 1985-11-01
ES285920Y ES285920Y (en) 1986-06-01

Family

ID=8435227

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1985285920U Expired ES285920Y (en) 1985-04-09 1985-04-09 FILTER FOR CIGARETTES

Country Status (1)

Country Link
ES (1) ES285920Y (en)

Also Published As

Publication number Publication date
ES285920Y (en) 1986-06-01

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