| 摘要 |
Variable-gauge wheelset (1) for railway vehicle with independent drive wheels (4,4') directly coupled to coaxial traction motors (7), comprising a frame (2), at least one axle consisting of two sets of independent wheels, each one with a wheel (4,4') mounted in a short axle (5,5') supported at the ends in respective bearer boxes (6a,6b;6a',6b') displaceable in said frame, and an electric traction motor (7) for each one of the said wheels, mounted coaxially with each one of said short axles (5,5') and provided with a stator (8,8') attached to said frame (2) and a rotor (9,9') inside which a telescopic transmission shaft (10,10') is housed and is connected with said rotor (9,9') and said short axle (5,5') with interposition of respective flexible couplings. <IMAGE> |
