A bogie for a train vehicle includes two side frames, each side frame including two axle openings, each axle opening disposed on a corresponding end of the respective side frame, each side frame further forming a central slot disposed between the two axle openings; two wheelsets, each wheelset including an axle passing through two opposing axle openings between the two side frames; and a central beam having two ends, each end being slidably disposed within a corresponding central slot such that the central beam is disposed generally parallel to the axles of the two wheelsets and is slidable towards or away either of the two wheelsets.

A bogie for a train vehicle includes two side frames, each side frame including two axle openings, each axle opening disposed on a corresponding end of the respective side frame, each side frame further forming a central slot disposed between the two axle openings; two wheelsets, each wheelset including an axle passing through two opposing axle openings between the two side frames; and a central beam having two ends, each end being slidably disposed within a corresponding central slot such that the central beam is disposed generally parallel to the axles of the two wheelsets and is slidable towards or away either of the two wheelsets.

A device for transporting freight articles in a ground or rail haul operations comprises a hollow housing including four corner sections, side walls, two center sections defining four openings each disposed between one edge of a center section and an edge of a respective corner section, a bottom portion and a top portion, wherein the two center portions are manufactured from see through or clear material. A door is mounted to selectively open and close a respective opening and swinging outwardly and towards a respective corner portion to selectively open the respective opening. Two channels are provided in the bottom portion, each in open communication with opposite sides of the bottom portion. Four feet or wheels are mounted on the bottom portion. Four receptacles are provided in the top portion, each sized and shaped to receive a foot therewithin.

A device for transporting freight articles in a ground or rail haul operations comprises a hollow housing including four corner sections, side walls, two center sections defining four openings each disposed between one edge of a center section and an edge of a respective corner section, a bottom portion and a top portion, wherein the two center portions are manufactured from see through or clear material. A door is mounted to selectively open and close a respective opening and swinging outwardly and towards a respective corner portion to selectively open the respective opening. Two channels are provided in the bottom portion, each in open communication with opposite sides of the bottom portion. Four feet or wheels are mounted on the bottom portion. Four receptacles are provided in the top portion, each sized and shaped to receive a foot therewithin.

A railcar bogie includes a cross beam, an axle box, a supporting member, a plate spring, and an axle beam. The axle box accommodates a bearing rotatably supporting a wheelset. The supporting member is provided at an upper portion of the axle box. The plate spring supports a car width direction end portion of the cross beam and extends in a car longitudinal direction, and the plate spring includes a car longitudinal direction end portion supported by the supporting member. The axle beam couples the axle box and the cross beam in the car longitudinal direction and is opposed to the plate spring in an upward/downward direction. An installation seat is provided at an upper surface of the axle beam and includes an installation surface on which a pushing-up device configured to push up a lower surface of the plate spring can be placed.

A railcar bogie includes a cross beam, an axle box, a supporting member, a plate spring, and an axle beam. The axle box accommodates a bearing rotatably supporting a wheelset. The supporting member is provided at an upper portion of the axle box. The plate spring supports a car width direction end portion of the cross beam and extends in a car longitudinal direction, and the plate spring includes a car longitudinal direction end portion supported by the supporting member. The axle beam couples the axle box and the cross beam in the car longitudinal direction and is opposed to the plate spring in an upward/downward direction. An installation seat is provided at an upper surface of the axle beam and includes an installation surface on which a pushing-up device configured to push up a lower surface of the plate spring can be placed.

A steering bogie for a railcar includes: a bogie frame supporting a carbody of the railcar; a wheelset including an axle and wheels, the axle extending in a car width direction, the wheels being provided at both respective sides of the axle; and a steering device that presses a pressing target member to steer the wheelset with respect to the bogie frame, the pressing target member being constituted by the wheelset or a member configured to be displaced integrally with the wheelset in a steering direction, the steering device including at least one steering unit, the at least one steering unit including a pressing member that separably contacts the pressing target member to press the pressing target member, and a power mechanism causes the pressing member to contact and separate from the pressing target member.

A steering bogie for a railcar includes: a bogie frame supporting a carbody of the railcar; a wheelset including an axle and wheels, the axle extending in a car width direction, the wheels being provided at both respective sides of the axle; and a steering device that presses a pressing target member to steer the wheelset with respect to the bogie frame, the pressing target member being constituted by the wheelset or a member configured to be displaced integrally with the wheelset in a steering direction, the steering device including at least one steering unit, the at least one steering unit including a pressing member that separably contacts the pressing target member to press the pressing target member, and a power mechanism causes the pressing member to contact and separate from the pressing target member.

A device for transporting freight articles in a ground or rail haul operations comprises a hollow housing including four corner sections, side walls, two center sections defining four openings each disposed between one edge of a center section and an edge of a respective corner section, a bottom portion and a top portion, wherein the two center portions are manufactured from see through or clear material. A door is mounted to selectively open and close a respective opening and swinging outwardly and towards a respective corner portion to selectively open the respective opening. Two channels are provided in the bottom portion, each in open communication with opposite sides of the bottom portion. Four feet or wheels are mounted on the bottom portion. Four receptacles are provided in the top portion, each sized and shaped to receive a foot therewithin.

A device for transporting freight articles in a ground or rail haul operations comprises a hollow housing including four corner sections, side walls, two center sections defining four openings each disposed between one edge of a center section and an edge of a respective corner section, a bottom portion and a top portion, wherein the two center portions are manufactured from see through or clear material. A door is mounted to selectively open and close a respective opening and swinging outwardly and towards a respective corner portion to selectively open the respective opening. Two channels are provided in the bottom portion, each in open communication with opposite sides of the bottom portion. Four feet or wheels are mounted on the bottom portion. Four receptacles are provided in the top portion, each sized and shaped to receive a foot therewithin.