Matting of low density thermoplastic material and high voids index, and a device and process for its production

(19)

(11)

EP 1 160 367 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	30.10.2002 Bulletin 2002/44

(43)	Date of publication A2:
	05.12.2001 Bulletin 2001/49

(21)	Application number: 01201819.8

(22)	Date of filing: 15.05.2001

(51)	International Patent Classification (IPC)⁷: D04H 3/03, D04H 3/16

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

(30)

Priority:

29.05.2000 IT RE000060

(71)	Applicant: Italdreni S.R.L.
	42020 San Polo d'Enza (Reggio Emilia) (IT)

(72)	Inventor:
	Siniscalco, Andrea, c/o Italdreni S.R.L. I-42020 San Polo d'Enza (Reggio Emilia) (IT)

(74)	Representative: Corradini, Corrado et al
	Studio Ing. C. CORRADINI & C. S.r.l. 4, Via Dante Alighieri 42100 Reggio Emilia 42100 Reggio Emilia (IT)

(54)	Matting of low density thermoplastic material and high voids index, and a device and process for its production

(57) Matting of interlaced and entangled filaments of low-density thermoplastic material, the matting having a high voids index and comprising a plurality of hollow protuberances arranged in several parallel rows; at least a part of said protuberances presents at least one open portion, defined by non-interlaced filaments, such as to create a chamber for receiving the material with which the matting is intended to be covered; a plant and process for producing said matting.

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