Patent · US Expired

Fiber charging apparatus

US7465159B2 · kind B2 · utility

2Cited by
9References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2005
Grant dateDec 16, 2008
Priority date
Expiry dateSep 3, 2025

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD04H1/56
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A fiber spinning apparatus for charging a polymer-containing liquid stream, having at least one electrically charged, point-electrode positioned adjacent the intended path of said liquid stream and creating an ion flow by corona discharge to impart electrical charge to the polymer-containing liquid stream.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.