(19)
(11) EP 0 443 749 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.06.1993 Bulletin 1993/23

(43) Date of publication A2:
28.08.1991 Bulletin 1991/35

(21) Application number: 91300968.4

(22) Date of filing: 06.02.1991
(51) International Patent Classification (IPC)5: A24D 1/00, A24D 1/04
(84) Designated Contracting States:
BE CH DE DK ES FR GB GR IT LI LU NL

(30) Priority: 23.02.1990 GB 9004140

(71) Applicant: ROTHMANS INTERNATIONAL SERVICES LIMITED
London W1X 7FB (GB)

(72) Inventor:
  • Barnard, James William
    Stow Marles, Essex. CM3 6SL (GB)

(74) Representative: Harrison, David Christopher et al
MEWBURN ELLIS York House 23 Kingsway
London WC2B 6HP
London WC2B 6HP (GB)


(56) References cited: : 
   
       


    (54) Cigarette or cigar


    (57) A cigarette comprising a tobacco rod and means for introducing a flow of ambient diluting air into the smoke stream passing to the smoker after a predetermined length of the tobacco rod has been smoked, said means including a flow path for ambient diluting air which is sealed by a low melting point material and control means for utilising the heat from the glowing tip of the cigarette when it reaches a predetermined point in the length of the the tobacco rod to melt said low melting point material to introduce or increase a flow of diluting ambient air into the smoke stream downstream of the glowing tip.






    Search report