Patent · US Expired

Open end yarn piecer

US4707976A · kind A · utility

0Cited by

4References

10Claims

0Family size

Assignee

Rieter Machine Works, Ltd. · CH

Inventors

Werner Graber · Ennetbaden, CH
Walter Slavik · Horgen, CH

Key dates

Filing date	Apr 11, 1986
Grant date	Nov 24, 1987
Priority date	—
Expiry date	Apr 11, 2006

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD01H4/50
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The yarn reserve forming device is constructed and operated to release a yarn loop for uncontrolled movement from a deflected yarn path into a normal yarn path for return to the withdrawal tube of the spinning machine. The yarn reserve forming device includes a yarn retainer which can be pivoted to release the yarn loop for immediate return to the withdrawal tube.

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