(19)

(11)

EP 0 397 657 A1

(12)

(43) Date of publication: 22.11.1990 Bulletin 1990/47 (21) Application number: 88909844.0 (22) Date of filing: 02.11.1988

(51) International Patent Classification (IPC):  B60J 7/ 10( . ) (86) International application number: PCT/SE1988/000590 (87) International publication number: WO 1989/004270 (18.05.1989 Gazette 1989/11)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI NL (30) Priority: 02.11.1987 SE 19870004258 (71) Applicant: ARMATON AB S-421 31 Västra Frölunda (SE)	(72) Inventor: ANDERSSON, Ragnvald S-467 00 Grästorp (SE) (74) Representative: Rostovanyi, Peter, et al  AWAPATENT AB, Box 5117 S-200 71 Malmö S-200 71 Malmö (SE)