(19)

(11)

EP 0 386 177 A1

(12)

(43) Date of publication: 12.09.1990 Bulletin 1990/37 (21) Application number: 89907312.0 (22) Date of filing: 07.06.1989

(51) International Patent Classification (IPC):  A61F 15/ 02( . ) B23D 47/ 02( . ) B23Q 5/ 04( . ) B23D 45/ 16( . ) B23D 47/ 12( . ) (86) International application number: PCT/NL1989/000045 (87) International publication number: WO 1989/012522 (28.12.1989 Gazette 1989/30)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 13.06.1988 NL 19880001509 (71) Applicants: COÖPERATIEVE VERENIGING "DUTCH TOOLS" U.A. NL-7901 BB Hoogeveen (NL) OLDE-HEUVEL, Bernardus Johannus Maria NL-7482 LD Haaksbergen (NL)	(72) Inventor: OLDE-HEUVEL, Bernardus, Johannus, Maria NL-7482 LD Haaksbergen (NL) (74) Representative: Lips, Hendrik Jan George, Ir., et al  HAAGSCH OCTROOIBUREAU Breitnerlaan 146 NL-2596 HG Den Haag NL-2596 HG Den Haag (NL)