Patent · US Expired

Apparatus for producing coils from spring steel material

US5319833A · kind A · utility

2Cited by

2References

27Claims

0Family size

Assignee

Stop-Choc Schwingungstechnik GmbH · DE

Inventors

Hans-Kurt Kohl · Gorxheimertal, DE
Jorg Weinschenk · Esslingen am Neckar, DE
Martin Hoffmann · Zwingenberg, DE

Key dates

Filing date	Jul 28, 1992
Grant date	Jun 14, 1994
Priority date	—
Expiry date	Jul 28, 2012

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/5198
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

Apparatus for producing coils of spring steel material comprising an unwinding station, a cutting station, a winding spindle which contains angled gripping wires on its peripheral surface and conveying means for conveying the spring steel material from the cutting station to the winding spindle.

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