B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
B61C9/44—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with hollow transmission shaft concentric with wheel axis
Agencement avec liaison par entrainement d'un organe auxiliaire et boíte d'entraínement pour un entraínement d'au moins un organe auxiliaire