(19)

(11)

EP 0 290 441 A1

(12)

(43) Date of publication: 17.11.1988 Bulletin 1988/46 (21) Application number: 87900313.0 (22) Date of filing: 04.12.1986

(51) International Patent Classification (IPC):  F21S 4/ 00( . ) F21V 19/ 00( . ) F21S 10/ 04( . ) (86) International application number: PCT/SE1986/000554 (87) International publication number: WO 1987/004506 (30.07.1987 Gazette 1987/17)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 23.01.1986 SE 19860000295 (71) Applicant: BERG, Rolf S-182 37 Danderyd (SE)	(72) Inventor: BERG, Rolf S-182 37 Danderyd (SE) (74) Representative: Henningsson, Gunnar  AWAPATENT AB, Box 45086 S-104 30 Stockholm S-104 30 Stockholm (SE)