(19)

(11)

EP 0 044 837 A1

(12)

(43) Date of publication: 03.02.1982 Bulletin 1982/05 (21) Application number: 80902071.0 (22) Date of filing: 29.10.1980

(51) International Patent Classification (IPC):  B29C( . ) B29C 65/ 00( . ) B29C 65/ 24( . ) B29C 65/ 18( . ) B29C 65/ 22( . ) G05D 23/ 24( . ) (86) International application number: PCT/SE1980/000264 (87) International publication number: WO 1981/001118 (30.04.1981 Gazette 1981/11)

(84) Designated Contracting States: AT CH DE FR GB LI LU NL SE (30) Priority: 29.10.1979 SE 19790008945 30.10.1979 SE 19790008945 (71) Applicant: Kullberg, Arne S-602 27 Norrköping (SE)	(72) Inventor: Kullberg, Arne S-602 27 Norrköping (SE)