(19)

(11)

EP 0 551 486 A1

(12)

(43) Date of publication: 21.07.1993 Bulletin 1993/29 (21) Application number: 92916771.0 (22) Date of filing: 23.07.1992

(51) International Patent Classification (IPC):  E06B 9/ 30( . ) E06B 9/ 308( . ) E06B 9/ 32( . ) E06B 9/ 307( . ) E06B 9/ 322( . ) (86) International application number: PCT/US1992/006125 (87) International publication number: WO 1993/003250 (18.02.1993 Gazette 1993/05)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU MC NL SE (30) Priority: 02.08.1991 US 19910739769 03.04.1992 US 19920862843 (71) Applicant: GENERAL CLUTCH CORPORATION Stamford, CT 06902 (US)	(72) Inventors: RUDE, Edward, T. Columbia, MD 21044 (US) WAINE, Martin Greenwich, CT 06831 (US) (74) Representative: Strehl Schübel-Hopf Groening & Partner  Maximilianstrasse 54 D-80538 München D-80538 München (DE)