PASSENGER CAR COMPARTMENT Russian patent published in 2025 - IPC B61D1/06 B61D23/02 E06C5/02 

FIELD: railways.

SUBSTANCE: invention relates to railway transport, particularly, to passenger car compartments. Passenger car compartment comprises sleeping berths arranged at top and bottom and ladder for climbing to the top berth, consisting of posts (1) with rigidly secured steps (3). Ladder is fixed by stands to lower part of suspensions (6), upper parts of which are hinged to supports (8) rigidly fixed on base (9) arranged on cylindrical axis (10) with possibility of free longitudinal movement along and rotation relative to it. In extreme nonworking position said ladder hangs freely on axles of hinges (7) while in working position it moves along cylindrical axis and is arranged inclined to rest on compartment floor. Ladder is equipped with retainer to hold it in non-operating position with the possibility to prevent oscillation of ladder relative to hinge axis and cylindrical axis. Fixing device is longitudinal element in the form of bar (16) fixed on compartment wall and interacting with ladder in its non-operating position for its deviation from equilibrium position.

EFFECT: invention eliminates the swaying of the ladder and noise during the movement of the car from the collision of the ladder with the walls of the niche and increases comfort.

5 cl, 5 dwg