B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
B61C9/08—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines
B61C9/14—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines hydraulic, including combinations with mechanical gearing
Dispositif de transmission de puissance entre une sortie d'un moteur thermique et un arbre de roues et procede de transmission de puissance associe