Patent · US Expired

Reserve weft thread supply mechanism with device for changing thread type

US4964442A · kind A · utility

11Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 1989
Grant dateOct 23, 1990
Priority date
Expiry dateJun 16, 2009

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD03D47/34
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A mechanism for supplying weft thread to the shed of a weaving machine includes at least three different weft supply mechanisms, at least one of which is arranged to operate with at least two different weft thread sources for the purpose of acting as a reserve thread supply for either of the first two weft thread supply mechanisms.

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