Global Patent Index - EP 0524221 B1

EP 0524221 B1 19941214 - MAKING ROUNDED CLUSTERS OF FIBERS.

Title (en)

MAKING ROUNDED CLUSTERS OF FIBERS.

Title (de)

HERSTELLUNG VON SPHÄRISCHEN FASERAGGREGAT.

Title (fr)

FABRICATION DE GRAPPES DE FIBRES ARONDIES.

Publication

EP 0524221 B1 19941214

Application

EP 91907407 A 19910409

Priority

  • US 9102268 W 19910409
  • US 50887890 A 19900412

Abstract (en)

[origin: WO9116484A1] Ball-shaped and other rounded fiber clusters that have a density that may be controlled, as desired, with good uniformity of size and density, may be obtained from staple fiber that has been crimped mechanically, as well as from spirally-crimped polyester staple fiber, by an improved process and apparatus at a high through put.

IPC 1-7

D04H 1/00

IPC 8 full level

B68G 1/00 (2006.01); D04H 1/00 (2006.01); D04H 1/02 (2006.01)

CPC (source: EP)

D04H 1/02 (2013.01); D04H 1/435 (2013.01); D04H 1/70 (2013.01)

Designated contracting state (EPC)

CH DE ES FR GB IT LI

DOCDB simple family (publication)

WO 9116484 A1 19911031; AU 7680291 A 19911111; CA 2079225 A1 19911013; CN 1027386 C 19950111; CN 1058818 A 19920219; DE 69105966 D1 19950126; DE 69105966 T2 19950524; DE 69105966 T3 19990617; EP 0524221 A1 19930127; EP 0524221 B1 19941214; EP 0524221 B2 19981028; ES 2067226 T3 19950316; ES 2067226 T5 19990301; IE 911213 A1 19911023; JP H05505958 A 19930902; PT 97344 A 19930730

DOCDB simple family (application)

US 9102268 W 19910409; AU 7680291 A 19910409; CA 2079225 A 19910409; CN 91103601 A 19910412; DE 69105966 T 19910409; EP 91907407 A 19910409; ES 91907407 T 19910409; IE 121391 A 19910411; JP 50744191 A 19910409; PT 9734491 A 19910411