(19)

(11)

EP 0 380 498 A1

(12)

(43) Date of publication: 08.08.1990 Bulletin 1990/32 (21) Application number: 88906833.0 (22) Date of filing: 14.07.1988

(51) International Patent Classification (IPC):  B23D 45/ 10( . ) B27B 5/ 30( . ) (86) International application number: PCT/SE1988/000383 (87) International publication number: WO 1989/000474 (26.01.1989 Gazette 1989/03)

(84) Designated Contracting States: DE FR GB (30) Priority: 14.07.1987 SE 19870002867 (71) Applicant: GEBELIUS, Sven Runo Vilhelm S-161 15 Bromma (SE)	(72) Inventor: GEBELIUS, Sven Runo Vilhelm S-161 15 Bromma (SE) (74) Representative: Norén, Per Bo Arne  SWEDPATENT AB P.O. Box 186 S-746 24 Balsta S-746 24 Balsta (SE)