Patent · US Expired

Warp knitting machine

US3991593A · kind A · utility

8Cited by

1References

7Claims

0Family size

Assignee

Veb Wirkmaschinenbau Karl-Marx-Stadt · FR

Inventors

Georg Bernert · Wilthen, DE
Josef Kumpfel · Cottbus - Chóśebuz, DE
Manfred Schneider · Lichtenfels, DE
Wolfgang Vogel · Glastonbury, US

Key dates

Filing date	Jul 11, 1975
Grant date	Nov 16, 1976
Priority date	—
Expiry date	Jul 11, 1995

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD04B23/10
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

In a warp knitting machine comprising a row of reciprocable needles having hooks, knock-over means and counter means spaced from the knock-over means so arranged that the reciprocation of the needles traverses the respective knock-over means and counter means, means for feeding a non-woven fabric between the knock-over means and the counter means, and means for opening and closing the hooks of the needles, the improvement comprising means defining a recess in the path of each of the needles, the recess being in the form of a space into which the fabric bulges as the needles are withdrawn from the fabric.

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