Patent · US Expired

Method for adjusting the length of the weft thread to be inserted into the shed of weaving looms and devices used for this object

US4901772A · kind A · utility

3Cited by
7References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 1989
Grant dateFeb 20, 1990
Priority date
Expiry dateMay 16, 2009

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD03D47/363
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Method and apparatus for adjusting the length of the weft thread to be inserted into the shed of weaving looms that provides an automatic correction of the weft thread length during each weaving cycle of the weaving process by adding to or substracting a variable amount of weft thread from the accumulated length of weft thread prior to insertion of the thread into the shed.

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