(19)

(11)

EP 0 621 840 A1

(12)

(43) Date of publication: 02.11.1994 Bulletin 1994/44 (21) Application number: 93903598.0 (22) Date of filing: 21.01.1993

(51) International Patent Classification (IPC):  B62K 25/ 28( . ) B62K 25/ 30( . ) (86) International application number: PCT/US1993/000502 (87) International publication number: WO 1993/013974 (22.07.1993 Gazette 1993/18)

(84) Designated Contracting States: DE GB IT (30) Priority: 21.01.1992 US 19920827089 (71) Applicant: LEITNER, Horst Laguna Beach, CA 92651 (US)	(72) Inventor: LEITNER, Horst Laguna Beach, CA 92651 (US) (74) Representative: Mayes, Stuart David, et al  BOULT, WADE & TENNANT 27 Furnival Street London, EC4A 1PQ London, EC4A 1PQ (GB)