(19)

(11)

EP 0 537 207 A1

(12)

(43) Date of publication: 21.04.1993 Bulletin 1993/16 (21) Application number: 91911650.0 (22) Date of filing: 19.06.1991

(51) International Patent Classification (IPC):  A47B 96/ 18( . ) B32B 5/ 18( . ) (86) International application number: PCT/US1991/004383 (87) International publication number: WO 1991/019444 (26.12.1991 Gazette 1991/29)

(84) Designated Contracting States: DE ES FR GB IT NL SE (30) Priority: 19.06.1990 US 19900540156 (71) Applicant: HAWORTH, INC. Holland Michigan 49423 (US)	(72) Inventor: WOLTERS, Richard, H. Grand Rapids, MI 49512 (US) (74) Representative: Valentine, Francis Anthony Brinsley  REDDIE & GROSE 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)