A railway vehicle is provided, including: a floor, where an opening portion is provided on the floor, two wheel removal and mounting floor panels are disposed in the opening portion, a sub-opening portion is defined between the two wheel removal and mounting floor panels, a wheel is disposed at the sub-opening portion, a part of the wheel passes through the sub-opening portion and protrudes from an upper surface of the floor, the two wheel removal and mounting floor panels are respectively located on two sides of the wheel in a radial direction, and both the two wheel removal and mounting floor panels are detachably connected to the floor; and a wheel cover, covering an upper side of the wheel, and being connected to the two wheel removal and mounting floor panels.

A rail vehicle is provided, including: a floor, where an opening portion is formed in the floor, and the opening portion includes a wheel inspection opening and a wheel mounting opening; a wheel, disposed at the wheel mounting opening, where a part of the wheel passes through the wheel mounting opening and protrudes from an upper surface of the floor, and a wheel cover covers an upper side of the wheel; and an inspection floor panel, detachably connected to the wheel inspection opening, where the wheel inspection opening is located on one side of the wheel in a left-right direction of the rail vehicle.

A rail vehicle includes a roof structure that configures an upper face, a side structure that configures a side face, a gable end structure that configures an end face in a longitudinal direction, and an underframe that configures a lower face. The underframe is configured from a hollow shaped member formed from two face plates and a rib that connects the face plates to each other. The hollow member that configures the underframe includes a first upper side face plate arranged at a central portion in a widthwise direction of the underframe, a first lower side face plate arranged at the central portion in the widthwise direction of the underframe, a second upper side face plate arranged at an end portion in the widthwise direction of the underframe and positioned below the first upper side plate, a second lower side face plate arranged at the end portion in the widthwise direction of the underframe and positioned below the first lower side face plate, a third upper side face plate that connects the first upper side plate and the second upper side plate to each other, and a third lower side face plate that connects the first lower side face plate and the second lower side face plate to each other. A space is provided below the first lower side face plate, and a closing plate that connects adjacent end portions of a pair of the second lower side face plates to each other is arranged in the space.

Vehicle seat comprising a backrest, a seat part and a seat part substructure, the seat part substructure being mounted such that it can swivel about a first swivel axis arranged in the width direction of the seat in order to move the seat part substructure together with the seat part from a sitting position into an upright position, a lower region of the backrest with respect to a height direction of the seat and a rear region of the seat part and/or of the seat part substructure with respect to a longitudinal direction of the seat being interconnected in the sitting position by at least one releasable connection means and not being interconnected in the upright position.