(19)
(11) EP 0 332 227 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.11.1989 Bulletin 1989/46

(43) Date of publication A2:
13.09.1989 Bulletin 1989/37

(21) Application number: 89107696.0

(22) Date of filing: 25.10.1984
(51) International Patent Classification (IPC)4D02J 13/00
(84) Designated Contracting States:
DE FR GB

(30) Priority: 01.11.1983 JP 203678/83
02.07.1984 JP 135257/84

(62) Application number of the earlier application in accordance with Art. 76 EPC:
84112844.0 / 0143974

(71) Applicant: TEIJIN SEIKI CO. Ltd.
Osaka-shi Osaka-fu OSAKA (JP)

(72) Inventors:
  • Kuroda, Toshimasa
    Takatsuki-shi Osaka (JP)
  • Maezawa, Yoshihiko
    Kyoto-shi Kyoto (JP)
  • Ikuta, Terukuni
    Takatsuki-shi Osaka (JP)

(74) Representative: Hoeger, Stellrecht & Partner 
Uhlandstrasse 14 c
70182 Stuttgart
70182 Stuttgart (DE)


(56) References cited: : 
   
       


    (54) A non-touch type heater for heating a synthetic filament yarn


    (57) This invention relates to a non-touch type heater for heating a synthetic filament yarn, especially a polyester filament yarn, in a false-twist texturing process while keeping the running yarn apart from a heater surface. According to the invention the heater comprises a heater body having a lengthwise groove in the surface thereof with a plurality of yarn guides being arranged in said groove so that the yarn runs along an arcuate path defined by the yarn guides. Further, according to the invention, the distance between the heater surface and the yarn path is minimum at the inlet and exit ends of the path and maximum in the middle of said path.







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