(19)

(11)

EP 0 944 771 A1

(12)

(43) Date of publication: 29.09.1999 Bulletin 1999/39 (21) Application number: 97911425.0 (22) Date of filing: 17.10.1997

(51) International Patent Classification (IPC):  F16B 13/ 14( . ) (86) International application number: PCT/IT1997/000254 (87) International publication number: WO 1999/020908 (29.04.1999 Gazette 1999/17)

(84) Designated Contracting States: DE FR GB IT (71) Applicant: Davelli, Giuseppe 00175 Roma (IT)	(72) Inventor: Davelli, Giuseppe 00175 Roma (IT) (74) Representative: Mascioli, Alessandro, Prof.Dr.  c/o A.N.D.I. Associazione Nazionale degli Inventori Via Urbana, 20 00184 Roma 00184 Roma (IT)