A PROCESS AND AN APPARATUS FOR THE PRODUCTION OF A VOLUMINOUS NONWOVEN FABRIC

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(11)

EP 4 477 791 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	26.02.2025 Bulletin 2025/09

(43)	Date of publication A2:
	18.12.2024 Bulletin 2024/51

(21)	Application number: 24199171.0

(22)	Date of filing: 06.04.2017

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International Patent Classification (IPC):

D04H 1/50^(2012.01)
D04H 3/147^(2012.01)

D04H 3/14^(2012.01)
D04H 3/16^(2006.01)

(52)	Cooperative Patent Classification (CPC):
	D04H 1/50; D04H 3/14; D04H 3/147; D04H 3/16

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(62)	Application number of the earlier application in accordance with Art. 76 EPC:
	17165357.9 / 3385423

(71)	Applicant: FARE' S.p.A.
	21054 Fagnano Olona (VA) (IT)

(72)	Inventor:
	FARE', Rosaldo 21054 Fagnano Olona (VA) (IT)

(74)	Representative: Gislon, Gabriele et al
	Marietti, Gislon e Trupiano S.r.l. Via Larga, 16 20122 Milano 20122 Milano (IT)

(54)	A PROCESS AND AN APPARATUS FOR THE PRODUCTION OF A VOLUMINOUS NONWOVEN FABRIC

(57) An apparatus (10) for producing a nonwoven fabric (150), comprising a spinneret (1a) for extruding a plurality of filaments (100), preferably in a side-by-side configuration, and means (2) for collecting the filaments (100) and forming a nonwoven fabric (150), at least one thermal treatment device (4a, 4b) of the fabric, at least one bonding device (7), wherein said at least one thermal treatment device (4a, 5b) comprises at least one heating device (4b) configured to direct the gas (G2), preferably air, against said nonwoven fabric (150) at a temperature preferably between 80 and 190 °C.

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