(19)

(11)

EP 0 877 706 A1

(12)

(43) Date of publication: 18.11.1998 Bulletin 1998/47 (21) Application number: 96927988.0 (22) Date of filing: 23.02.1996

(51) International Patent Classification (IPC):  B64C 39/ 04( . ) (86) International application number: PCT/US1996/002427 (87) International publication number: WO 1997/030893 (28.08.1997 Gazette 1997/37)

(84) Designated Contracting States: DE FR GB IT (71) Applicant: Trimbach Turbine, Ltd. Dayton, Ohio 45401 (US)	(72) Inventor: LAFFERTY, Patrick, A. Tipp City, OH 45371 (US) (74) Representative: Johnstone, Douglas Ian, et al  Baron & Warren, 18 South End Kensington, London W8 5BU Kensington, London W8 5BU (GB)