Control system for circular knitting machines and the like

Details Control system for circular knitting machines and the like Control system for circular knitting machines and the like

1973-07-30

1976-03-23

Reynolds, Wm. Carter

Textiles: knitting

Independent-needle machines

Circular

66155, D04B 900, D04B 1599, D04B 1516

Patent

active

039452247

ABSTRACT:
Rotations of a circular knitting machine are counted and encoded into electrical signals. After a prescribed number of revolutions a programmer and program indicating disc signal a switching mechanism to shift a cam drum to the next position in the pattern. A first circuit is provided for operating the needle cylinder at a slower speed during the aforesaid shifting operation, and a second circuit is provided for running the machine at maximum and intermediate speeds during the knitting operation in response to a preselected pattern. The programmer includes two types of output signals for controlling the production of fabric according to type or size.

REFERENCES:
patent: 2736178 (1956-02-01), Lawson
patent: 2817220 (1957-12-01), Mahler et al.
patent: 2970461 (1961-02-01), Hoffman
patent: 3232079 (1966-02-01), Levine et al.
patent: 3776003 (1973-12-01), Krause

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