Patent · US Expired

Overedge stitch seam

US4875423A · kind A · utility

4Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 21, 1987
Grant dateOct 24, 1989
Priority date
Expiry dateJul 21, 2007

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD05B23/007
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

In an overedge stitch type consisting of two needle threads, one looper thread and a workpiece carrying these threads, loops of the needle threads are arranged at different spacings parallel to the edge of the workpiece within the latter. In addition, these loops of the needle threads may also exhibit different spacing from the workpiece edge.

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