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:
Apr. 08, 2003
Filed:
May. 26, 2000
Applicant:
Inventors:
Ulrich Kemp, Domat/Ems, CH;
Marcel Ruppenthal, Domat/Ems, CH;
Assignee:
Inventa-Fisher AG, Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G 1/16 ;
U.S. Cl.
CPC ...
D02G 1/16 ;
Abstract
The device ( ) described can be used in universal fashion for the intermingling, relaxing, and/or thermosetting of filament yarn ( ) in a melt spinning process. It comprises a treatment chamber ( ), which is capable of being filled with a gas under essentially static overpressure and increased temperature, and features an intake aperture ( ) and an outlet aperture ( ), designed for preference as nozzles, for the passage of the yarn ( ), through which the gas can flow, under pressure relief, respectively in or against the direction of the run of the yarn ( ).