Mechanism for controlling the pressure fluid supply to the weft

Details Mechanism for controlling the pressure fluid supply to the weft Mechanism for controlling the pressure fluid supply to the weft

1978-01-03

1979-03-13

Jaudon, Henry

Textiles: weaving

Weft manipulation

Weaving with stationary weft supply

D03D 4730

Patent

active

041436822

ABSTRACT:
There is disclosed a mechanism for controlling the pressure fluid supply to the weft inserting nozzles of jet looms provided with a device for color pick changes. The mechanism of the invention is used with a jet loom having a synchronizing pulse generator, the mechanism including a system of two parallel branches each of which comprises a series combination of pulse-shaping circuit, power amplifier, a solenoid-control valve, and a weft inserting nozzle, each of the branches having an input which is connected to a respective one of the outputs of the synchronizing pulse generator.

REFERENCES:
patent: 3828829 (1974-08-01), Gotoh et al.
patent: 3905402 (1975-09-01), Jansa et al.
patent: 3926224 (1975-12-01), Vermeulen

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