(19)
(11) EP 0 196 659 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
04.02.1987 Bulletin 1987/06

(43) Date of publication A2:
08.10.1986 Bulletin 1986/41

(21) Application number: 86104467

(22) Date of filing: 02.04.1986
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 02.04.1985 HU 125085

(71) Applicant: LICENCIA TALALMANYOKAT ERTEKESITO ES INNOVACIOS KÜLKERESKEDELMI VALLALAT
 ()

(72) Inventors:
  • Szegvari, Gyula
     ()
  • Soos, Bela
     ()

   


(54) Draught intensifying apparatus


(57) A draught intensifying apparatus for chimneys comprising an inner gas channel (6) connected to the chimney having a chimney capital (2).
According to the improvement, the apparatus has a confusor (3) provided with an inner mantle (5) and an outer mantle (8) covered by a cap (4), and the gas channel (6) is formed within the inner mantle (5), and between the inner mantle (5) and the outer mantle (8) a confusor space (9) narrowing from the chimney capital (2) towards the cap (4) is provided, and gas outlets (12) are provided between the confusor (3) and the cap (4).






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