Global Patent Index - EP 0814185 B1

EP 0814185 B1 20010321 - Method and device for pretreating a carpet yarn with fine surface hairs

Title (en)

Method and device for pretreating a carpet yarn with fine surface hairs

Title (de)

Verfahren und Vorrichtung zur Vorbehandlung eines an seiner Oberfläche feine Härchen aufweisenden Teppichgarns

Title (fr)

Procédé et dispositif de prétraitement d'un fil pour tapis avec poils fins de surface

Publication

EP 0814185 B1 20010321 (DE)

Application

EP 97109828 A 19970617

Priority

  • DE 19624910 A 19960621
  • US 87768997 A 19970617

Abstract (en)

[origin: EP0814185A2] To treat the hairy surface of a carpet yarn, the outer surface of the yarn is subjected to a temp. which is greatly higher than the characteristic yarn temp., for a short time spell. Also claimed is an appts. with a singeing burner (100), with a singeing channel (10) through a housing (7) on a straight axis and open at both ends (10',10"). The yarn (5) is passed through the channel (10), parallel to its longitudinal axis, along a line (6) of travel. Jet burners (15,15') near the channel entry (10') face each other on both sides of the yarn (5), to deliver mixed gas streams (19) to the yarn (5).

IPC 1-7

D02J 3/16

IPC 8 full level

D02J 3/16 (2006.01)

CPC (source: EP US)

D02J 3/16 (2013.01 - EP US)

Designated contracting state (EPC)

BE CH DE DK FR GB IT LI NL

DOCDB simple family (publication)

EP 0814185 A2 19971229; EP 0814185 A3 19990616; EP 0814185 B1 20010321; DE 19624910 A1 19980108; US 5903962 A 19990518; US 6032340 A 20000307

DOCDB simple family (application)

EP 97109828 A 19970617; DE 19624910 A 19960621; US 29230399 A 19990415; US 87768997 A 19970617