(57) The mobile headstock (1) for a bimodal rail and road vehicle, equipped with rail
type draw (4) and buffing (3) gears and with guide slides (5), permitting it to slide
on a horizontal level inside the vehicle frame (7), make it possible for the vehicle
to use, in the rail position, the above-mentioned draw and buffing gears. It is also
possible to retract them inside the underframe (7), in the road position. In order
to be locked, in the relative road and rail positions, the mobile headstock (1) is
equipped with two rear bars (6) which, through the action of two locking devices (10),
make it an integral part with the frame (7) of the bimodal vehicle.
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