(19)

(11)

EP 0 190 193 A1

(12)

(43) Date of publication: 13.08.1986 Bulletin 1986/33 (21) Application number: 85903482.0 (22) Date of filing: 17.06.1985

(51) International Patent Classification (IPC):  B63B 35/ 79( . ) (86) International application number: PCT/US1985/001112 (87) International publication number: WO 1986/000590 (30.01.1986 Gazette 1986/03)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 10.07.1984 US 19840629320 (71) Applicant: KELLER, Robert, N. Utica, MI 48087 (US)	(72) Inventor: KELLER, Robert, N. Utica, MI 48087 (US)