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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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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 |
| 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 |
| 7080599 | Railroad hopper car transverse door actuating mechanism An actuating system for operating transverse doors of a railroad hopper car. The mechanism includes an operating member which is coupled to a door or doors of the car by a shaft and a linkage which couples a power source to the operating member, where the operating ... | 07/25/2006 |
| 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 |
| 6955126 | Railroad hopper car longitudinal door actuating mechanism An actuating system for operating longitudinal doors of a railroad hopper car. The mechanism includes an operating member which is coupled to each end of the door set of the car by a shaft and a linkage which couples a power source to the operating member, where the... | 10/18/2005 |
| 6604469 | Apparatus for controlling operation of railroad hopper car discharge doors An apparatus for controlling discharge of commodity from a railcar hopper car having a centersill and two laterally spaced door assemblies arranged in registry with two transversely spaced discharge openings on a hopper of the car is disclosed. The doors ... | 08/12/2003 |
| 6279487 | Railroad hopper car door assembly An apparatus for controlling discharge of material from a bottom dump railroad car having a centersill defining a longitudinal axis for the hopper car is disclosed. The apparatus includes a plurality of longitudinally mounted discharge door assemblies. Ea... | 08/28/2001 |
| 6019049 | Railroad hopper car door assembly A discharge door assembly for a bottom dump covered railroad hopper car is provided. The discharge door assembly includes a plurality of longitudinally mounted discharge doors arranged in end-to-end relation across a bottom of the hopper car; with each di... | 02/01/2000 |
| 5419262 | Railroad hopper car door closer A closer for hopper car doors including a supporting frame structure associated with the rails on which a series of hopper cars are rollingly supported together with power actuated devices that will pivot the hopper car doors from a generally vertical, do... | 05/30/1995 |
| 5409149 | Mixer housing gate assembly A dump gate assembly as for a feed mixer housing including first and second hinged gates swingable between upper closed condition and lower open condition, each gate having a cam track preferably in the form of a configurated gate stiffener cooperable wit... | 04/25/1995 |
| 5224761 | Bottom dump front door latch A bottom dump trailer having a trailer body for accepting and hauling load material having a front and rear walls, opposing and parallel side walls and a floor formed by front and rear doors is disclosed. The sides of the front and rear doors are slidably... | 07/06/1993 |
| 5163372 | Unit for actuating gates of a hopper railroad car One double acting cylinder is attached to the doors of a gate assembly via a linkage. A lock out system cooperates with the linkage whereby different parts of the linkage may be immobilized prior to the beginning of a work cycle. The work performed by the... | 11/17/1992 |
| 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 |
| 4829908 | Hopper car automatic discharge door mechanism with operating lever adjustable support A railroad hopper car comprising an elongated car body having a plurality of laterally pivoted bottom discharge doors; a door opening and closing elongated beam assembly positioned longitudinal of and along the bottom portion of the car; a plurality of sp... | 05/16/1989 |
| 4628825 | Sliding gate actuating mechanism An actuating mechanism for operating sliding gates of a railway hopper car which opens all the gates simultaneously, regardless of the direction which the gates must move to open. While moving in one direction, a shifting means coupled to each gate by mea... | 12/16/1986 |
| 4542701 | Tamper-proof railroad hopper car door operating system A tamper-proof railroad hopper car door operating system for preventing operation of the doors when the auxiliary train line air pressure, and thus the locomotive engine, is removed. A directional control valve is provided through which air pressure is sw... | 09/24/1985 |
