(19)

(11)

EP 0 950 038 A1

(12)

(43) Date of publication: 20.10.1999 Bulletin 1999/42 (21) Application number: 97945093.0 (22) Date of filing: 14.10.1997

(51) International Patent Classification (IPC):  B44C 1/ 17( . ) C04B 41/ 81( . ) C04B 41/ 45( . ) (86) International application number: PCT/IT1997/000247 (87) International publication number: WO 1998/017601 (30.04.1998 Gazette 1998/17)

(84) Designated Contracting States: DE ES FR IT PT (30) Priority: 24.10.1996 IT 1996MO00137 (71) Applicants: Meglioli, Zeno 42014 Catellarano (IT) Brighenti, Giorgio 42013 Casalgrande (IT)	(72) Inventors: MEGLIOLI, Zeno I-42014 Castellarano (IT) BRIGHENTI, Giorgio I-42013 Casalgrande (IT) BRIGHENTI, Marco I-42014 Castellarano (IT) (74) Representative: Luppi, Luigi  Luppi & Crugnola S.r.l. Viale Corassori, 54 41100 Modena 41100 Modena (IT)