(19)

(11)

EP 0 767 748 A1

(12)

(43) Date of publication: 16.04.1997 Bulletin 1997/16 (21) Application number: 95923353.0 (22) Date of filing: 29.06.1995

(51) International Patent Classification (IPC):  B61C 11/ 04( . ) (86) International application number: PCT/FI1995/000375 (87) International publication number: WO 1996/000672 (11.01.1996 Gazette 1996/03)

(84) Designated Contracting States: DE FR GB SE (30) Priority: 29.06.1994 FI 19940003131 (71) Applicant: Roschier, Markus SF-02320 Espoo (FI)	(72) Inventor: Roschier, Markus SF-02320 Espoo (FI) (74) Representative: Tanskanen, Jarmo Tapio, et al  Papula Rein Lahtela Oy, P.O. Box 981 000101 Helsinki 000101 Helsinki (FI)