Patent ID: 6083432
Filing Date: 2000-07-04
Classification: D01D

Abstract:
A melt spinning apparatus for extruding and spinning thermoplastic filaments, comprisinga gas tight container defining a top wall and a bottom wall, with the top and bottom walls having vertically aligned top and bottom openings therein respectively,a melt spinning unit disposed in the container and extending between the top and bottom openings, said melt spinning unit comprisinga) a first pipe secured in said top opening and extending downwardly therefrom,b) a second pipe secured in said bottom opening and extending upwardly therefrom,c) a supporting plate secured to each of said first and second pipes so as to interconnect the same, with the supporting plate filling the internal cross section of each of said first and second pipes,d) a melt metering pump secured to said supporting plate,e) a spinneret assembly secured below said supporting plate, andf) a melt distribution line extending into said supporting plate and leading to said melt metering pump and from said melt metering pump to said spinneret assembly.