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| Number | Title | Issue Date |
| 7305923 | Universal boxcar with exterior metal surfaces A universal boxcar is provided with exterior metal surfaces and load carrying capabilities of a conventional uninsulated boxcar and thermal transfer ratings of an insulated boxcar. The boxcar may be formed with interior dimensions corresponding generally with interi... | 12/11/2007 |
| 7261044 | Boxcar with load restraint system A boxcar and load restraint system are provided with improved load carrying capabilities and performance characteristics of uninsulated boxcars and insulated boxcars. An insulated boxcar with the load restraint system may have increased load carrying capacity, incre... | 08/28/2007 |
| 7254918 | Emergency unlocking device for locking and unlocking systems for swinging sliding doors, in particular of rail vehicles An emergency unlocking device for locking and unlocking systems for swinging sliding doors, in particular of rail vehicles. The emergency unlocking device has a traction device that engages on a first spring-loaded pivoted lever that is connected via a second lever ... | 08/14/2007 |
| 7252309 | Containerised handling of bulk materials and apparatus therefor A freight container (10) has a base (20) or a portion thereof that can be opened to discharge its contents. This container (10) has a top which can be opened in similar manner as the base. Another container having at least one compartment, each ... | 08/07/2007 |
| 7210413 | Universal boxcar A universal boxcar is provided with load carrying capabilities of a conventional uninsulated boxcar and temperature ratings of an insulated boxcar. The insulated boxcar may be formed with interior dimensions corresponding generally with interior dimensions of an uni... | 05/01/2007 |
| 7080598 | Railway hopper car with longitudinal discharge openings A railcar with longitudinal discharge openings is disclosed. In one embodiment, the railcar includes an underframe, a pair of sidewall assemblies and a hopper formed between the sidewall assemblies. The underframe has a center sill and a pair of side sills. The cent... | 07/25/2006 |
| 7051661 | Railcar with discharge control system A railcar with discharge control system is disclosed. In one embodiment, a railway car includes an underframe and at least one hopper for transporting lading. The railway car further including the underframe including a center sill which defines in part a longitudin... | 05/30/2006 |
| 6955127 | Manual railroad hopper car door actuating mechanism An actuating system for manually operating the doors of a railroad hopper car. An operating shaft having a handle is rigidly coupled to an actuating lever. A door opening lever, which is rotatably coupled to the actuating lever, is rotatably coupled to the door for ... | 10/18/2005 |
| 5762003 | Railroad hopper car underframe transition casting A railroad hopper car for carrying loads of commodities comprises spaced trucks and a car body supported on the spaced trucks. The car body includes an underframe having a center sill, with discharge openings, the center sill in the area of the discharge ... | 06/09/1998 |
| 5144895 | Hopper door apparatus for a railway car A door apparatus for a railway hopper car for discharging bulk material from the car has an elongated flexible hollow body positioned in a discharge opening. A pair of end walls are attached to opposite ends of the body. Each end wall has a first pivot po... | 09/08/1992 |
| 5119738 | Hopper construction A hopper for a railroad car having a pair of side hopper walls, a pair of end hopper walls, a gate system positioned at a hopper discharge opening, and a crossmember affixed at one end to one of the side hopper walls and affixed at another end to another ... | 06/09/1992 |
| 5115748 | Hopper door and operating apparatus for a railway car A door and operating apparatus for railway hopper cars includes a door having a first pivot point for rotary attachment to the hopper. A second pivot point is formed on the door and a cross beam is positioned adjacent to the door for movement in a vertica... | 05/26/1992 |
| 5000358 | Low profile pneumatic outlet A low profile pneumatic outlet for a covered hopper railway car is disclosed which allows the bottom slope sheets of the hopper car to be moved downwardly closer to the rail thereby increasing the cubic capacity of the car while maintaining the car within... | 03/19/1991 |
| 4823989 | Compartmentalized pneumatic vessel filtering and unloading system A transportable vessel is provided formed by enclosing wall structure. Two spaced apart bulkheads separate the vessel into three compartments defined as a center compartment and two end compartments for carrying dry flowable material. The wall structure o... | 04/25/1989 |
| 4606277 | Actuating and locking apparatus for longitudinal hopper doors of a railroad hopper car An apparatus for actuating and locking pairs of hopper doors of a railroad hopper car of the type having a longitudinal center sill and pairs of longitudinally extending chutes, located opposite each other and on each side of the center sill, configured t... | 08/19/1986 |
| 4580502 | Device for unloading a container for bulk materials A device for unloading a container used for bulk materials is such that a container floor is made up at least in part of flaps which can be tilted or swung out away from the interior. To this end at least two flaps are connected via a ridging beam or axle... | 04/08/1986 |
| 4493266 | Railway hopper car and center sill construction therefor A railway hopper car has a through center sill including an elongated central section substantially A-shaped in transverse cross section, two end sections substantially hat-shaped in transverse cross section and two transition sections respectively connec... | 01/15/1985 |
| 4454822 | Gate assembly unit for ballast distribution from railroad car A self-contained gate assembly unit for ready attachment to an outlet formed in a hopper-type railroad car allows distribution of ballast in the car to the roadbed below. With the car having outlets positioned over the rails on which the car is supported,... | 06/19/1984 |
| 4452149 | Gate assembly unit for hopper-type railroad car A hopper-type railroad car for transporting ballast used for roadbed restoration includes a set of bottom outlets for discharge of the ballast. Gate assembly units are installed over these outlets to provide regulation of the ballast discharge. Each unit ... | 06/05/1984 |
| 4262601 | Cam actuated railway hopper car lock mechanism An arrangement for operating longitudinally disposed discharge door for a railway hopper vehicle includes adjacent pairs of interconnected hopper doors. The doors of each pair are connected by linkages to provide simultaneous, cooperative opening and clos... | 04/21/1981 |
| 4250814 | Dual hopper car doors A rapid dump hopper car includes a pair of relatively lightweight doors which are opened and closed sequentially from an overlapping position by means of a longitudinally extending actuating mechanism movably supported on the underframe of the car. The do... | 02/17/1981 |
| 4246849 | Partitioned railway hopper car An open top railway hopper car is provided with a car body having the usual end slope sheets and lower side discharge openings. Transverse bulkheads spaced above the end slope sheets to provide the car with a rectangular center compartment particularly ad... | 01/27/1981 |
| 4244299 | Railway side door hopper car locking mechanism A locking arrangement for the side dump doors of a hopper car includes a pair of actuating levers projecting downward from the car engaging suitable trips mounted adjacent to the tracks which provides for longitudinal movement of a pair of latch bars whic... | 01/13/1981 |
| 4235169 | Door locking mechanism for side dump railway hopper cars An open top hopper car particularly adapted to transport logs and pulpwood products includes a car body having a central partition separating the car into a pair of hoppers which are open at their lower ends for discharging materials sideways and downward... | 11/25/1980 |
| 4232989 | Cam actuated railway hopper car door operating mechanism A door operating mechanism for a bottom dump railway hopper car including a plurality of longitudinally mounted, divergently opening discharge doors held in the closed position by a plurality of longitudinally spaced claw-like latches. Each pair of transv... | 11/11/1980 |
| 4227732 | Pneumatically operated gate for hopper bottoms for bulk handling equipment A hopper gate mechanism for opening and closing the bottom opening of a hopper containing vehicle. The mechanism typically includes two doors hinged along the longitudinal axis of the associated vehicle and fluid pressure actuated motor means for selectiv... | 10/14/1980 |
| 4224877 | Railway hopper car closure actuating mechanism An apparatus for pivoting and locking a door on the bottom of a rail hopper car includes a locking mechanism for locking the door when closed and a lever mechanism for pivoting the door between closed and open positions. The locking mechanism and lever me... | 09/30/1980 |
| 4222333 | Railway hopper car closure actuating mechanism A discharge gate arrangement for railroad hopper cars having longitudinally extending discharge openings arranged in a horizontal plane beneath the hopper. Gate members arranged in pairs swing in opposite directions transversely of the car. Each gate memb... | 09/16/1980 |
| 4181336 | Hopper car cam lock door operating mechanism A door lock mechanism for hopper cars includes a longitudinally extending operating rod actuated by a linkage means tripped by a track side cam. The rod in turn actuates cam locks by means of bell cranks which cause the locks to rotate and release transve... | 01/01/1980 |
| 4138948 | Railway hopper car side door actuating mechanism A side dump railway hopper car with outwardly movable discharge doors includes a door operating mechanism including pivoted keeper engaging members adapted to be rotated between lock an open positions. The pivoted keeper engaging members are actuated by l... | 02/13/1979 |
| 3931768 | Hopper vehicle A novel hopper vehicle, illustratively a freight hopper car, has a floor with two longitudinal hoppers and a pair of side-opening doors on opposite sides of the center line of the vehicle. Each door provides a part of one of the hoppers and is pivotally m... | 01/13/1976 |
