(19)

(11)

EP 0 357 766 A1

(12)

(43) Date of publication: 14.03.1990 Bulletin 1990/11 (21) Application number: 89903872.0 (22) Date of filing: 01.03.1989

(51) International Patent Classification (IPC):  A47F 5/ 00( . ) F16B 2/ 22( . ) D06F 55/ 00( . ) G09F 3/ 06( . ) (86) International application number: PCT/US1989/000821 (87) International publication number: WO 1989/008593 (21.09.1989 Gazette 1989/23)

(84) Designated Contracting States: BE CH DE FR GB IT LI NL SE (30) Priority: 07.03.1988 US 19880164507 06.02.1989 US 19890306889 (71) Applicant: STRAUSSER, Richard A Yale, MI 48097 (US)	(72) Inventor: STRAUSSER, Richard A Yale, MI 48097 (US) (74) Representative: Gordon, Martin  G.F. REDFERN & CO., Redfern House, 149/151 Tarring Road Worthing, West Sussex BN11 4HE Worthing, West Sussex BN11 4HE (GB)