(19)

(11)

EP 1 187 694 A1

(12)

(43) Date of publication: 20.03.2002 Bulletin 2002/12 (21) Application number: 00931884.1 (22) Date of filing: 24.05.2000

(51) International Patent Classification (IPC)7: B23B 47/28, B23B 49/00, B23B 45/14 (86) International application number: PCT/SE0001/051 (87) International publication number: WO 0074/884 (14.12.2000 Gazette 2000/50)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT Designated Extension States: AL LT LV MK RO SI (30) Priority: 25.05.1999 SE 9901890 (71) Applicant: KJELLBERG, Toivo S-151 62 Södertälje (SE)	(72) Inventor: KJELLBERG, Toivo S-151 62 Södertälje (SE) (74) Representative: Bjelkstam, Peter et al Bergenstrahle & Lindvall AB,Box 17704 118 93 Stockholm 118 93 Stockholm (SE)