METHOD AND MACHINE FOR PRODUCING BAGS CONTAINING FIBER MATERIAL
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United States of America Patent
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Issued Date -
Jun 20, 2013
app pub date -
Dec 11, 2012
filing date -
Dec 16, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method for producing bags containing fiber material, comprises the steps of forming at least one continuous layer of fiber material; separating in succession portions of fiber material from the continuous layer and moving them along a predetermined path; feeding each portion of fiber material to respective containment and compaction elements of a first transfer conveyor; feeding an ordered succession of bags containing respective portions of fiber material to a second transfer conveyor; transferring the portions of fiber material from the first transfer conveyor into respective housings of a third transfer conveyor; transferring the portions of fiber material from the third transfer conveyor inside respective containment bags carried by a second transfer conveyor; transferring the containment bags housing respective portions of fiber material to a fourth transfer conveyor; and moving in succession the bags housing respective portions of fiber material to a folding unit at which the bags are closed.
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