Pivoting and sliding door device for arrangement in a door opening of a door frame of a vehicle

A pivoting and sliding door device for arrangement in a door opening of a door frame of a rail vehicle, the device comprising:

• at least one pivoting and sliding door, which has a door leaf which is movable relative to the door frame and is mounted on the door frame between a door leaf closed position and a door leaf open position such that the movement direction of the door leaf runs substantially horizontally during an opening process and during a closing process;
• a door sill of the door frame having a tread which is inclined to the horizontal, for persons entering and alighting, and
• a door seal device having a passive lower door seal which seals a gap between a lower edge of the door leaf and the tread,
• wherein the lower door seal is fastened to the lower edge or in the region of the lower edge of the door leaf and seals by a sealing section against the inclined tread when the door leaf is in the closed position, and
• wherein the sealing section has at least one tubular first cavity which runs parallel to the lower edge of the door leaf and has a first undeformed cross-section when the door leaf is in the open position and a second cross-section, which is deformed in comparison with the first cross-section, when the door leaf is in the closed position.