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(11) | EP 1 731 645 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Air feeding and control device for the pneumatic transporting of the weft in air-jet weaving machines |
(57) Air feeding and control device for the pneumatic transporting of the weft (18-21)
in air-jet weaving machines, comprising a control system (24), connected to air feeding
means, which comprise a compressed air source (2) and a series of nozzles (14-17),
driven by respective electrovalves (10-13) and which can be used for inserting the
weft; the air feeding means also comprise at least one air feeding and accumulation
system (31), suitable for allowing a pre-established quantity of air to be accumulated
when the air is not flowing to the nozzles (14-17) and suitable for regulating the
air flow-rate when it is flowing to the nozzles (14-17).
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