Patent · US Expired

Weft inserting control device for fluid jet type loom

US6457491B1 · kind B1 · utility

0Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 21, 2001
Grant dateOct 1, 2002
Priority date
Expiry dateAug 21, 2021

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD03D47/3033
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A weft inserting control device for a fluid jet type loom for detecting dispersion of a weft reaching angle to control the reaching angle of weft yarn. The device includes a weft insertion detecting unit for detecting dispersion of the weft reaching angle in a plurality of control cycles such as a plurality of picking numbers, for example. The device also includes a controlling unit for comparing a plurality of detection values of the weft reaching angle given by the weft insertion detecting unit with a plurality of respective different reference values, and for controlling the weft reaching angle on the basis of a result of the comparison in every control cycle.

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