Patent · US Expired

Pre-opening device for a carding machine

US4542560A · kind A · utility

1Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1984
Grant dateSep 24, 1985
Priority date
Expiry dateApr 11, 2004

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD01G15/80
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

In the present invention, a plurality of fixed flats are disposed in juxtaposition to one another, and an opening 5 to 33 mm wide is formed between each pair of adjoining fixed flats, in such a manner that the dust is entrained in the discharge air current produced at the upstream side of the opening and extracted out of the opened fiber mass.

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