Abstract: A double skin structure of a railcar bodyshell includes: a harmonica type structural portion in which a closed space is quadrangular when viewed from a car longitudinal direction; and a truss type structural portion which is located adjacent to the harmonica type structural portion and in which a closed space is triangular when viewed from the car longitudinal direction. A thickness reduced portion is formed in at least one of a region between a car width direction middle portion of a roof bodyshell and a car body circumferential direction middle portion of a cantrail. The thickness reduced portion having a bodyshell thickness that is made small by arranging an inner wall of the thickness reduced portion at a car exterior side of the inner wall of a region adjacent to the region in which the thickness reduced portion is formed.

Abstract: A covered hopper railroad freight car having a car body whose opposite longitudinal sides include generally flat, parallel, substantially vertical upper side wall portions free from outwardly protruding structural strength members. A top chord of each of the side walls of the car is defined by a pair of parallel bend lines extending longitudinally along the upper margin of each side wall, and a roof is welded to the top chords of the side walls.

Abstract: A modular sidewall for a passenger vehicle. The modular sidewall comprises an outer frame, and a plurality of individual sections configured to be secured together at least partially within the outer frame. The plurality of individual sections includes a main section presenting at least one window opening configured to receive a window, and a standard section presenting at least one window opening configured to receive a window. The said standard section has a width that is smaller than a width of said main section. The modular sidewall may also include a seat rail for supporting one or more seats within the passenger vehicle.

Abstract: A vehicle is disclosed having a composite cargo body. A floor of the cargo body is constructed of a first composite material. A roof, a right sidewall, a left sidewall, and a nose of the cargo body are constructed of a second composite material different from the first composite material. Various components of the composite cargo body are bonded together with an adhesive. Mechanical fasteners also may be used to join other components of composite cargo body.

Abstract: A stringer for having a runout with a raised area configured to reduces stress while improving drainage across the runout when utilized in a close structural component of a vehicle such as an aileron of an aircraft. In one or more configurations, the raised area of the runout of the stringer includes multiple tapered surfaces adjacent to one another oriented and configured as ramps to collectively guide water up, over and down the raised area of the stringer.

Abstract: A braided composite spar or preform for a braided composite spar, comprising a plurality of tubular plies of braided fibers, wherein the spar or preform extends lengthwise from a root to a tip, and the spar or preform has a tapered portion in which each ply has a height which reduces and a width which increases as it extends toward the tip. The spar or preform can be used to provide a tubular main spar for a winglet. The winglet also has a front spar with a front spar web, an upper front spar cap, and a lower front spar cap. An upper skin of the winglet is joined to the braided spar and the upper front spar cap. A lower skin of the winglet is joined to the braided spar and the lower front spar cap.

Abstract: Provided is a sound absorbing panel that can satisfy the heat resistance properties and melting/dripping resistance properties required inside of a railway vehicle. A pier sound absorbing panel includes five sheets of first through fifth glass cloths that are stacked on an aluminum base plate. The edge section of the fifth glass cloth is affixed to the rear surface of the base plate using an adhesive, and the first through fourth glass cloths are fastened using staples. In other words, the first glass cloth and the base plate are fixed using an adhesive, and this adhesive is prevented from melting by the five sheets of the first through fifth glass cloths. The adhesive that fixes the edge section of the fifth glass cloth at the other surface of the base plate is prevented from melting by the five sheets of the first through fifth glass cloths and the base plate.

Abstract: Disclosed is a floor assembly for a modular building unit that avoids the need to turn the floor assembly frame over for installation of a floor subsheet, and that likewise provides a modular floor subsheet that may be fitted to the modular building unit without welding, rivets, screws, or other tooling. A floor assembly frame includes side rails that form the exterior, bottom perimeter of the modular building unit, and joists that extent between parallel side rails of the floor assembly frame. The joists are configured at their base on one side with a slot configured to receive one end of a section of a floor subsheet. An opposite end of the floor subsheet is then positioned overtop the joist element that forms the top portion of the slot on an adjacent joist, which opposite end may then be held in place with a pin, clip, or other fastener requiring minimal effort to install.

Abstract: The present invention includes: an outside plate; first frames each including a first head portion; and second frames each including a second head portion and arranged perpendicular to the first frames. At each of portions where the first frames and the second frames intersect with each other, the second head portion is arranged on the first head portion so as to overlap the first head portion.

Abstract: Provided is a rolling stock having a car body formed by joining side structures to an underframe, end structures, and a roof structure, the side structures having lower portions inclined toward an inside of the car body, the rolling stock having a structure allowing lower end portions of side posts of the side structures and side beams of the underframe to be securely joined. Side beams 21 in an underframe 20 of a rolling stock and lower end portions of side posts 31 having lower portions inclined toward an inside of a car body are joined by means of joint members 71. Each joint member 71 has a side-beam fixation plate portion fixed to an outer face of the side beam and a side-post fixation plate portion fixed to a side face of a lower end portion of the side post.

Abstract: The present application relates to a wall panel for recreational vehicles. In one representative embodiment, a wall panel for a recreational vehicle comprises a main body defining at least one pre-formed panel opening, and an inwardly extending peripheral flange located along a perimeter of the at least one pre-formed panel opening. The wall panel is configured to be mounted onto a structural wall of the recreational vehicle such that the peripheral flange covers an inner surface of a corresponding opening defined in the structural wall.

Abstract: An autorack rail road car has an underframe having a main deck, and a rack mounted to the underframe. The rack supports one or more decks above the main deck, and also supports, or defines, an enclosure that protects the automobiles carried as lading. One way to prolong the life of the rack is to delay corrosion. Corrosion may start in locations that are difficult to clean, or that have not been cleaned prior to painting. Autorack upper decks may use longitudinally extending stringers. A stringer of closed section may be less prone to facilitating early corrosion, and may be less prone to drip rust-filled water on automobiles carried as lading. In some embodiments the stringer may be placed at a slope discontinuity in the lading deck, and may overlap that slope discontinuity.

Abstract: A weld-joining structure between an outer panel and an attachment is achieved, which is advantageous in terms of appearance, workability, and cost. To weld-join the outer panel and the attachments including, such as frame members and opening frames and opening frame members, which is a reinforcement or an interior or exterior member for use in the outer panel, the outer panel and the attachment placed on the outer panel are weld-joined by laser welding at overlapping portions of the outer panel and the attachment. The laser welding is performed along a polishing mark formed in one direction on an externally exposed-side surface of the outer panel and the attachment.

Abstract: A side wall for a rail vehicle is provided. The side wall includes a plurality of profiles which are arranged vertically one above the other. A sliding seat is formed between two adjacent profiles. A first profile of the adjacent profiles has, on an outer side of the side wall, a welding projection, and a second profile of the adjacent profiles has a welding projection which is dimensioned to reach a predefined overall side wall height. The two adjacent profiles are welded to one another on the outer side of the side wall via a V-seam.

Abstract: A rail car extension system including a first main rail section, a second main rail section and a plurality of bow structures. The first main rail section is mounted with respect to an upper surface of the first side wall. The first main rail section includes a first upper rail portion and a first lower rail portion that extends from the first upper rail portion. The second main rail section is mounted with respect to an upper surface of the second side wall. The second main rail section includes a second upper rail portion and a second lower rail portion that extends from the second upper rail portion. The plurality of bow structures are each attached to and extend between the first main rail section and the second main rail section.

Abstract: An aircraft fuselage including at least two sections kept assembled at a circumferential join, each section having at least one panel. The circumferential join includes at least one inner ring, situated on one face, called the inner face, of the fuselage. The inner ring has a width li, partially overlaps each of the two panels and is fixed to the two panels by fasteners. The fuselage also includes an outer ring, situated on one face, called the outer face, of the fuselage, opposite to the inner face. The outer ring has a width le, partially overlaps the two panels, and is fixed to the two panels and to the inner ring by some or all of the fasteners fixing the inner ring to the two panels.

Abstract: An auto rack rail road car has a main deck and upper deck. It is provided with a door for controlling access thereto. The door is a radial arm door, and has a ladder mounted thereon by which personnel can ascend the second deck when the door is open. A second ladder is mounted to the first deck so that when the door is open the second ladder is positioned to co-operate with the first ladder. The arcuate path of the door is free from overhanging obstructions. The door also has internal and external weld-free stiffeners member for enhancing the rigidity thereof. A roller mounted to the door permits the door to be moved between open and closed positions. The door may further include a lock. A guide member protruding from the door co-operates with a groove in the main deck which slidingly guides the door as it moves between open and closed positions to control access to the car.

Abstract: A car structure is provided which has the required strength against vertical load and vibration while avoiding increase in weight of the structure. At an entrance 6 of the railroad car structure 20 in which a side structure 2 is formed by a hollow member, the side structure 2 and a frame 7 are coupled via an L-shaped fitting 10. The L-shaped fitting 10 consists of a first joint part 10a which is in the form of a plate and couples a vehicle outer face plate 8 and a vehicle inner face plate 9 and a second joint part 10b which is in the form of a plate and butt welds a part of the first joint part 10a near the vehicle outer face plate 8 and the frame 7. Plate thickness of the second joint plate 10b is larger than plate thickness of the vehicle outer face plate 8. As a result, the required strength against vertical load can be ensured without increasing the plate thickness of the vehicle outer face plate 8, in other words, with little increase in weight of the structure.

Abstract: A lateral face of a rail vehicle body is provided including a framework which is formed by an assembly of a plurality of adjacent panels and an outer skin which is adhesively-bonded to the framework and which extends over at least two adjacent panels, the assembly of panels and the skin forming a laminated assembly, each panel including ribs which are arranged so as to ensure the vertical rigidity and the horizontal rigidity of the lateral face. The outer skin extends over the entire length of the lateral face.

Abstract: A first (5) of the sheets has, near the zone (6) of overlap, stiffening parts (74) designed to resist the bending of the sheet along the zone of overlap. At least one region of the first sheet (5) is made to project, cantilever fashion, into the zone (6) of overlap. The stiffening parts are located near this cantilevered region. A pressing mechanism of a laser welding installation (2) is made to press against another sheet (4) to hold the sheets in contact with one another at the zone (6) of overlap. The laser welding installation is used to weld the sheets together along the zone of overlap. Application to the welding together, by transparency-welding, of sheets of the external skin of railway vehicle bodies.

Abstract: A composite box structure assembled on and securely attached to a railway car underframe to form a temperature controlled railway car or on insulated boxcar. The composite box structure defined in part by an exterior metal surface, interior side stakes and at least one layer of fiber reinforced plastic attached to the side stakes. Foam insulation may be disposed between the side stakes, the exterior metal surface and the at least one layer of fiber reinforced plastic. The foam insulation provides improved resistance to heat transfer between the interior and the exterior of the composite box structure. An airflow management system may be incorporated into the composite box structure.

Abstract: In the present method for producing a planar element (2) for car bodies in sandwich construction, which includes an external skin (4) and a hump plate (6) having edge profiles (8, 10) arranged between them, in a first step the edge profiles (8, 10) are joined to the hump plate (6), at least partially using a mechanical joining method, in a second step the hump plate (6) is glued to the external skin (4), and in a third step the edge profiles (8, 10) are joined to the external skin (4), at least partially using a mechanical joining method. Through these measures, high shear and buckling resistance of the planar element is achieved.

Abstract: In a railway car, extruded frame members of an aluminum base alloy containing Si of 0.4-0.9 wt % and Mg of 0.4-1.2 wt % are welded according to a friction stir welding method. In a structure, an aluminum base alloy plate containing Si of 0.4-0.9 wt % and Mg of 0.4-1.2 wt % is prepared, to one face of the aluminum base alloy plate a rib is formed, and the aluminum base alloy plate is an extruded frame member. Accordingly, a railway car having a low welding distortion and a structure having a low welding distortion can be obtained.

Abstract: A car body, in which a hollow shape stock composed of two face plates and ribs joining the face plates together is used to form a side body, and stresses are reduced while minimizing an increase in mass. A car body, comprising a hollow shape stock composed of two face plates (31, 31) and ribs (32) joining the face plates together and used to form a side body (11), wherein face plate portions (31c, 31d) in regions (B, D) above and below connection points (c) between circular arcs, which constitute corner portions of a window (15), and vertical sides of the window (15) are greater in thickness than in the remaining regions (A, C, E). Stresses are most heavily concentrated in the regions (B, D). Therefore, it is possible to achieve reduction in mass and enhancement in strength together. Further, buckling preventive tools can be arranged in spaces in the regions (B, D) of the hollow shape stock.

Abstract: A car body, in which a hollow shape stock composed of two face plates and ribs joining the face plates together is used to form a side body, and stresses are reduced while minimizing an increase in mass. A car body, comprising a hollow shape stock composed of two face plates (31, 31) and ribs (32) joining the face plates together and used to form a side body (11), wherein face plate portions (31c, 31d) in regions (B, D) above and below connection points (c) between circular arcs, which constitute corner portions of a window (15), and vertical sides of the window (15) are greater in thickness than in the remaining regions (A, C, E). Stresses are most heavily concentrated in the regions (B, D). Therefore, it is possible to achieve reduction in mass and enhancement in strength together. Further, buckling preventive tools can be arranged in spaces in the regions (B, D) of the hollow shape stock.

Abstract: A carriage body for a vehicle is described. It is possible to perform a displacement of a frame element (8) with respect to the outlook through windows (5) from each seat (14) in a train coach. Thus, the frame elements (8) are fastened to the cover plates (3, 4) of the coach above and below the window (5) via grooves (11) in which there are provided connecting means (13) sliding in the grooves (11). Hereby the frame elements (8) may be displaced longitudinally relative to the coach.

Abstract: A railway car with a pair of improved sidewalls is provided. For some applications, the railway car may include a steel railway car underframe with an aluminum body mounted thereon. The car body preferably includes a pair of sidewalls and a pair of end walls. The car body may have an open top or a roof mounted thereon. Relatively, thin side posts are disposed on the exterior of the sidewalls to allow increasing cargo carrying capacity of the railway car. At least one longitudinal stiffener is disposed along the interior surface of each sidewall to provide sufficient strength for the sidewall based on anticipated loading while at the same time allowing reducing the number and the thickness of the side posts. For some applications the side posts and the longitudinal stiffeners may be formed by an extrusion process with substantially the same cross section.

Abstract: A sidewall structure for a motor-vehicle carrying railway car wherein at least one upper deck is supported principally by longitudinal beams that are themselves supported by end structures, without the need for large, heavy vertical posts to support the decks between the end structures. To provide a lightweight car body with sufficient strength and durability for commercial rail service, the car body may be of monocoque construction. Each sidewall preferably has a plate girder structure that employs the horizontal beams as its principal supports, with the beams tied together by sidewall panels or plates. A plurality of light stiffeners may be employed to limit flexure of the sidewalls. Each of the end structures preferably comprises an offset H frame that includes a draft sill joined to a body bolster, and inner and outer cross bearers joined to the draft sill. In the offset H frame, the draft sill slopes downward and inward, with the inner cross bearer being at a lower elevation than the outer one.

Abstract: A carriage body of a railroad car has an undercarriage, a floor slab, side wall parts, and a roof, the floor slab having a width which together with a thickness of the side wall parts which face one another defining a functional size of a width of the carriage body, the undercarriage having a width which is less than the functional size of the width of the carriage body, the side wall parts being connected in a force-transmitting fashion to the undercarriage.

Abstract: A coach body of a rail vehicle has horizontal and vertical walls, the horizontal walls serving to form both a floor and a ceiling, while the vertical walls forming side walls, the vertical walls having cutouts for at least one window and one boarding door, the horizontal and vertical walls being formed by modules of fiber-reinforced plastic divided sectionally crosswise to a longitudinal axis of the coach body, each two of these hand-modules which are complimentary to one another and are joined in a force-transmitting way at the horizontal walls which meet in a middle of the vehicle forming one longitudinal section of the coach body, and a length of the coach body being formed accordingly by a force-transmitting connection of a number of the longitudinal sections at abutting points extending all the way around in transverse direction of the vehicle.

Abstract: In order to provide a car-body structure which has few different kinds of structural members, a small number of structural members, a small occurrence of strain and which is high in dimensional accuracy, and, consequently, in assembling accuracy, each of the car-body blocks is formed of a one-piece structure consisting of an outside plate and a reinforcing plate, each of which is made of a metallic material. The reinforcing plate is composed of panels divided into a plurality of sections; and, each of the panels has a plurality of beads in the form of a long and narrow projection formed by plastic working of a metal plate and extending in the longitudinal direction of the block. A bar-ring in the form of a long hole with a rib extending in the direction of the block is formed between the beads through plastic working. Further, at least one post-shaped protrusion extending in the direction intersecting at a right angle with the bead is provided in each of panels of the reinforcing plate.

Abstract: In a person transport vehicle, a roof structure is fixed on longitudinal sidewalls (1). In order to achieve a simple but highly functional structure, a longitudinal beam (3) for the roof is fixed to the area of the top side edges of each longitudinal side wall (1) and is provided with an at least approximately horizontal leg. The horizontal legs extend toward each other and carry in a weld-free and watertight manner an inherently stable roof plate (5) provided with integrated longitudinal channels (6, 7).

Abstract: In a construction featuring sections of light metal and light-weight composite panels joined to the sections the composite panels feature a plastic core with light weight metal outer sheets bonded to both sides. The outer sheets partially overlap a light metal connecting section which is integrally incorporated in the composite panel and interlock by virtue of fit with that section. The connecting section features connecting strips that lie as pairs on corresponding connecting strips on the section. At least one of the connecting strips is riveted to this neighboring strip. The connecting strip of the connecting section is inclined at an angle with respect to a contact plane in order to create pressure on the neighboring connecting strip, and is joined at its free edge by laser welding to the neighboring connecting strip.

Abstract: A composite box structure having a core encapsulated in multiple layers of fiber reinforced plastic is provided. The core may be formed from various materials which provide improved resistance to heat transfer between the interior and the exterior of the composite box structure. The composite box structure includes a pair of end walls, a pair of side walls, a floor and a roof with fiber reinforced plastic interior and exterior surfaces. An opening is formed in each side wall to allow access to the interior of the composite box structure. A flexible hinge or joint is integrally molded between each end wall and the respective side walls and between each end wall and the floor. The composite box structure may be mounted on a railway car underframe to provide an insulated composite railway boxcar.

Abstract: A rail vehicle includes a self-supporting car body having a floor and a roof as well as side walls with windows and an entrance region. The side walls are each formed by a framework connected to the floor in a flexurally rigid manner and the side walls have side-wall elements. The side-wall elements are of rigid construction and are fastened in a non-load-bearing manner to the framework through the use of an adhesive connection. The adhesive connection serves to dampen oscillations occurring during operation of the rail vehicle.

Abstract: A carriage body frame with a passenger compartment having longitudinal load-bearing sections of aluminum and light-weight composite panels between the load-bearing sections is such that the composite panels feature a plastic core with aluminum outer sheets adhesively bonded to both sides. The outer sheets extend partially over an aluminum connecting section which is integral to the composite panel; and fit to this by virtue of shape. The connecting section exhibits connecting strips which rest on correspondingly arranged connecting strips on the load-bearing section. The connecting section is joined to the load-bearing section by of laser welding. The outer sheets are joined at a free edge, likewise by laser welding, to the connecting section and, in the region of at least one connecting strip, the connecting section exhibits a U-shaped longitudinal channel which acts as a trap for adhesive and over which an outer sheet passes.

Abstract: A rail-borne motor coach for conveying passengers has at least one coach body, the side walls of which have windows and entry regions with doors. The coach body is constructed as a trough with a low-floor coach-body floor and raised coach heads. The side walls are a framework of side-wall pillars, lower longitudinal girders and upper longitudinal flanges. The upper longitudinal flanges are braced against one another by transverse connecting members.

Abstract: A truss type extruded aluminum section (1) is formed of a pair of planar plates (2)(3) and ribs (4)(5)(6), wherein hollow portions (7)(8)(9) are formed within the section (1) by the ribs (4)(5)(6) and the planar plates (2)(3). Vibration-damping resin is provided on the inner surfaces of hollow portions (7)(8)(9), and particularly on the inner surface of the planar plate (3) and on a single surface of the inclined rib (4). With this arrangement, the vibration energy bending the planar plate (3) and the rib (4) is converted into a heat energy. In the case of manufacturing such truss type extruded aluminum vibration-damping section (1), for making easy the insertion of the vibration-damping resin in the hollow portion, the vibration-damping resin is stuck on a plastic film (11) to form a long planar body. The plastic film (11) serves as a cover or an adhesive.

Abstract: A rail vehicle includes a body with side walls having a frame including supporting beams for absorbing vertical forces and longitudinal beams extending horizontally. Panelling is disposed on the inner side and the outer side of the frame and attached to the longitudinal beams. Additionally, windows are disposed in the side walls and framed by the supporting and the longitudinal beams. The supporting beams extend obliquely to the longitudinal beams and engage in the respective recesses of the longitudinal beams.

Abstract: A railway car body structure is provided which includes an underframe, first and second side structural units and a roof structural unit. Each of the first and second side structural units and the roof structural unit include at least one plate member, each plate members being formed by joining two surface materials, a core material and binding materials through metal-to-metal brazing. The first side structural units is joined to the roof structural unit by a first extruded element, while the second side structural unit is joined to the roof structural unit by a second extruded element. With this construction an extremely strong, yet light, railway car body structure is achieved.

Abstract: An extruded, one-piece metal slat unit for attachment to a frame member of a trailer. The slat unit includes an elongated body portion having at least one leg member connected to and longitudinally extending along the interior surface of the body portion between the ends thereof. The leg member includes a foot portion suitable for welding to the frame member. The foot portion is spaced from the interior surface of the body portion such that an open space is provided therebetween. The open space dissipates heat generated during the welding process thereby preventing nonaesthetic weld and heat track marks from appearing on the exterior surface of the slat unit and hence the trailer. A livestock trailer including the slat unit is also provided.

Abstract: A locomotive assembly having a longitudinally extending platform and attached sidewalls with a frontal nosepiece extending about a front portion of the platform. The locomotive having a connection device for connecting components to hollow supports in the sidewalls without deforming the sidewalls, a bulkhead with an attached portion for preassembly components thereon before insertion between the sidewalls, a window assembly sealingly disposed in an opening within the sidewall and attached to the sidewall to allow limited relative movement without disrupting the seal, an enclosed headlight assembly flush mounted in the nosepiece with air circulation to prevent overheating within the assembly and an integral collision assembly for transferring collision forces to the platform.

Abstract: A frameless container of a predetermined length includes a floor having floor supports, a roof, a pair of opposing sidewalls and a pair of opposing end walls. One end wall includes an access door. The sidewalls are respectively connected to the floor supports and the roof. The upper portion of each of the opposing sidewalls has at least a first and second lap-jointed panels. Each panel has predetermined dimensions for the height, width and thickness. The lower portion of each sidewall includes a scuff plate. The bottom of the scuff plate is connected to the floor supports. The top of the scuff plate extends up from the floor by a predetermined distance defining a "scuff zone." The scuff zone has a projection-free surface exposed to the interior of the container. Fasteners attach the scuff plate to the lap-jointed upper wall portion and are arranged into a horizontal row located above the scuff zone. The fasteners have low profile heads which project only slightly from the inner surface of the scuff plate.

Abstract: A vehicle such as a railroad car is constructed by connecting together side and roof blocks, each equipped with interior components, in a manner to improve the outer appearance of the connections between the side and roof blocks. Longitudinal beams of the side blocks are in contact with the under surfaces of gutters formed by the outer plate of the roof block. The side and roof blocks, equipped with the interior components, are connected together at the gutter portions by a welding which can be conducted solely outside the vehicle. Inside the vehicle, the longitudinal beams and joints secured to the side blocks are connected to lateral beams of the roof block by rivets. Thereafter, a third interior plate is provided between interior plates of the side and roof blocks. Since the connections are formed at the gutter portions, the connecting operations can easily be conducted outside the vehicle and in a manner to assure a good outer appearance.

Abstract: A body of a vehicle which is easy to assemble without the necessity of a spacious location and is effective in mass production and an assembling method for the body of a vehicle. The body comprises a plurality of sectors coupled in circumferential directions to each other to make up a plurality of sections each having a substantially tubular hollow configuration, the sections being coupled in a longitudinal direction to make up the body of the vehicle. In manufacture, the sectors are produced first and then coupled in circumferential directions to form the plurality of sections. Finally, the sections are coupled in a longitudinal direction to make up the body of the vehicle.

Abstract: A railway car body structure running at a high speed and a production method thereof. To reduce vibration and noise and to prevent influences of outdoor pressure variations on passengers in the case of a high-speed railway car, the weight of the car body structure must be reduced and its pressure resistance must be improved. Each of the side units, roof unit and end unit and floor plates of an underframe of the car body structure includes plate members obtained by joining two surface materials, a core material and binding materials through metal-to-metal bonding. The sheet thickness of the surface material on an outdoor side is greater than a sheet thickness of the surface material on an indoor side. The plate members are constructed as a block, and a plurality of blocks are joined so as to form the side units, roof unit or the floor plates of the underframe.

Abstract: A railborne vehicle, in particular a passenger car, includes an underframe with a trough-like bottom. A car body is disposed on the underframe and has end surfaces, truck regions each being spaced apart from a respective one of the end surfaces, a middle region disposed between the truck regions, end regions each tapering from a respective one of the truck regions to a respective one of the end surfaces, a roof, and a cross section with polygonal long sides and a width being increased from the end surfaces to the truck regions and being narrowed at the middle region. A truck is disposed in each respective one of the truck regions.

Abstract: A rail vehicle body is made of stainless steel, wherein: the length members of the chassis and the roof battens are made of stainless steel, are constituted by section members that are continuous along the entire length of the body, and are visible; and the covering of the side faces comprises sheets of stainless steel that are smooth and thin relative to the thickness of said section members, the sheets being fixed by continuous leak-proof welding to the edges of the length members and to the roof battens so that the area of said metal sheets is as small as possible. The elements of the strength-providing structure are assembled together by weld fillets, and likewise the metal sheets are assembled to said strength-providing structure by weld fillets.

Abstract: Body structure (1) for railway vehicles comprising a load bearing body-work defining the platform (2), the body sides (3) and the roof (4) of the body, constituted by an annular series of hollow structural panels (11, 12, 13), substantially continuous and having a length substantially corresponding to that of the body. Each structural panel (11, 12, 13) is formed by an inner wall (14) and by an outer wall (15) connected therebetween by intermediate baffles (17) having a substantially corrugated disposition with parallel generating lines (16). The longitudinal edges of each structural panel (11, 12, 13) are rigidly connected to the corresponding longitudinal edges of the adjacent panels by continuous welding.

Abstract: A vehicle such as a railroad car is constructed by connecting together side and roof blocks, each equipped with interior components, in a manner to improve the outer appearance of the connections between the side and roof blocks. Longitudinal beams of the side blocks are in contact with the under surfaces of gutters formed by the outer plate of the roof block. The side and roof blocks, equipped with the interior components, are connected together at the gutter portions by a welding which can be conducted solely from an exterior side of the vehicle. In the interior of the vehicle, the longitudinal beams and joints secured to the side blocks are connected to lateral beams of the roof block by rivets. Thereafter, a third interior plate is provided between interior plates of the side and roof blocks. Since the connections are formed at the gutter portions, the connecting operations can easily be conducted outside the vehicle and in a manner to assure a good from an exterior of appearance.