(19)

(11)

EP 0 506 734 A1

(12)

(43) Date of publication: 07.10.1992 Bulletin 1992/41 (21) Application number: 91900909.0 (22) Date of filing: 18.12.1990

(51) International Patent Classification (IPC):  A47K 4/ 00( . ) (86) International application number: PCT/IT1990/000101 (87) International publication number: WO 1991/008699 (27.06.1991 Gazette 1991/14)

(84) Designated Contracting States: CH DE ES FR GB GR IT LI SE (30) Priority: 20.12.1989 IT 19890034907U (71) Applicant: IDEAL STANDARD S.p.A. I-20131 Milano (IT)	(72) Inventor: BERTOLI, Franco I-20100 Milano (IT) (74) Representative: Corradini, Corrado, et al  Studio Ing. C. CORRADINI & C. S.r.l. 4, Via Dante Alighieri I-42100 Reggio Emilia I-42100 Reggio Emilia (IT)