Needle selecting arrangement for knitting machines

Details Needle selecting arrangement for knitting machines Needle selecting arrangement for knitting machines

1985-11-01

1987-03-10

Feldbaum, Ronald

Textiles: knitting

Independent-needle machines

Straight

D04B 700

Patent

active

046482490

ABSTRACT:
A needle selecting arrangement for a knitting machine with a knitting and stitching transmitting cam and a plurality of electromagnetic selecting elements, the arrangement comprises a plurality of spring biased needles each having a needle shaft; comprising at least one switchable displacement cam part arranged to move in front of the knitting and stitching transferring cam; a plate cover having a lower edge and a plurality of openings which are arranged in a stepped manner in association with the selecting elements and normal to a needle bed plane; an arresting rail provided with a plurality of grooves; a plurality of plates having a first side which faces toward the needles and provided at the first side with a substantially spherical end arranged to abut against the needle shaft and with a plate foot cooperating with the displacement cam part, each of the plates having an opposite second side which is fork-shaped and is provided with cam projections for tensioning against the lower edge of the plate cover and engageable into the grooves of the arresting rail in a position-changeable pivotable manner; means forming a plurality of plate tracks in operating region of the displacement cam part; and a plurality of selecting pins arranged to abut loosely against a respective one of the plates and extending in correspondence with a selection through a respective one of the openings of the plate cover; and a plurality of pressure cam parts turnable by the electromagnetic selecting element and arranged so that the selecting pins cooperate with the pressure cam parts.

REFERENCES:
patent: 3699789 (1972-10-01), Hadam
patent: 3955381 (1976-05-01), Panchaud
patent: 4196599 (1980-04-01), Guell
patent: 4214460 (1980-07-01), Shima
patent: 4490994 (1985-01-01), Essig

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