Task: Translation
Input (Czech): Zpusob výroby vrstvené zvukove pohltivé netkané textilie (51), která obsahuje rezonancní membránu, která je uložena mezi dvema vrstvami (21, 22) mykané vlákenné pavuciny, pricemž obe vrstvy (21, 22) mykané vlákenné pavuciny se vyrábejí soucasne v mykacím stroji (2), z nehož je každá vrstva (21, 22)mykané vlákenné pavuciny samostatne vedena do zarízení (3) pro výrobu nanovláken elektrostatickým zvláknováním, v nemž se na stranu alespon jedné vrstvy (21) mykané vlákenné pavuciny privrácené ke druhé vrstve (22) mykané vlákenné pavuciny nanese vrstva nanovláken, nacež se obe vrstvy (21, 22) mykané vlákenné pavuciny priblíží k sobe, až jejich privrácené strany dosednou na sebe a vzájemne se propojí.
Output (English): A method for producing a layered sound absorbing nonwoven fabric (51) comprising a resonant membrane which is sandwiched between two layers (21, 22) of carded fibrous web, the two layers (21, 22) of carded fibrous web being produced simultaneously in a carding machine (2) ) from which each layer (21, 22) of carded fibrous web is guided separately to a device (3) for producing nanofibres by electrostatic spinning, in which carded fibrous web facing the second layer (22) is carded on at least one layer (21) a layer of nanofibres is applied to the fibrous webs, whereby the two layers (21, 22) of the carded fibrous web are brought together until their upside-down side faces each other and interconnect.