(19)

(11)

EP 0 515 440 A1

(12)

(43) Date of publication: 02.12.1992 Bulletin 1992/49 (21) Application number: 91903678.0 (22) Date of filing: 10.12.1990

(51) International Patent Classification (IPC):  A43B 5/ 00( . ) A43B 21/ 28( . ) A43B 13/ 20( . ) (86) International application number: PCT/SE1990/000814 (87) International publication number: WO 1991/011931 (22.08.1991 Gazette 1991/19)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 16.02.1990 US 19900480728 (71) Applicant: TRETORN AB S-25109 Helsingborg (SE)	(72) Inventors: BOGATY, Robert Scituate, MA 02066 (US) CHAPMAN, Steven Mansfield, MA 02048 (US) DOYLE, David Norwood, MA 02062 (US) MOCHEN, Richard Milton, MA 01860 (US) (74) Representative: Akerman, Marten Lennart, et al  c/o Albihn Holmqvist AB, P.O. Box 4289 S-203 14 Malmö 4 S-203 14 Malmö 4 (SE)