The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 2000
Filed:
Sep. 04, 1997
Applicant:
Inventor:
Klaus Schafer, Remscheid, DE;
Assignee:
Barmag AG, Remscheid, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01D / ;
U.S. Cl.
CPC ...
264 39 ; 425 722 ; 425190 ; 4251 / ; 4253782 ; 4253822 ; 425464 ;
Abstract
A melt spinning apparatus for extruding and spinning thermoplastic filaments as part of the fabrication of a multi-filament yarn. The apparatus includes a plurality of spinning units arranged in a row in a gas tight heated container, and each spinning unit comprises upper and lower coaxial pipes which are interconnected by means of a common supporting plate. The melt metering pump and the spinneret assembly are mounted within the pipes. A method of fabricating the apparatus is also disclosed.