(19)

(11)

EP 0 830 230 A1

(12)

(43) Date of publication: 25.03.1998 Bulletin 1998/13 (21) Application number: 96922390.0 (22) Date of filing: 06.06.1996

(51) International Patent Classification (IPC):  B23D 17/ 08( . ) B23D 35/ 00( . ) B23D 23/ 00( . ) (86) International application number: PCT/US1996/009085 (87) International publication number: WO 1996/040464 (19.12.1996 Gazette 1997/03)

(84) Designated Contracting States: BE CH DE DK ES FR GB IT LI LU SE (30) Priority: 07.06.1995 US 19950483847 (71) Applicants: Herlihy, John West Patterson, NJ 07424 (US) Herlihy, Dennis F. New Berlin, WI 53146 (US)	(72) Inventor: HERLIHY, Dennis, F. New Berlin, WI 53146 (US) (74) Representative: Frankland, Nigel Howard  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 80801 München 80801 München (DE)