(19)

(11)

EP 0 231 336 A1

(12)

(43) Date of publication: 12.08.1987 Bulletin 1987/33 (21) Application number: 86904971.0 (22) Date of filing: 01.08.1986

(51) International Patent Classification (IPC):  A44B 11/ 25( . ) (86) International application number: PCT/SE1986/000347 (87) International publication number: WO 1987/000736 (12.02.1987 Gazette 1987/04)

(84) Designated Contracting States: DE FR GB IT (30) Priority: 02.08.1985 SE 19850003683 (71) Applicant: AUTOLIV DEVELOPMENT AKTIEBOLAG S-447 00 Vargarda (SE)	(72) Inventor: WEMAN, Per-Olof B-3030 Heverlee (BE) (74) Representative: Ström, Tore, et al  Ström & Gulliksson AB Studentgatan 1 P.O. Box 4188 S-203 13 Malmö S-203 13 Malmö (SE)