Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 4613016 | Single-cylinder truck-mounted brake assembly A single-cylinder, truck-mounted brake assembly for a railway car truck in which low-cost, light-weight, truss-type brake beams are employed, with one beam having an expansible brake actuator in the form of an air bag mounted thereon. The brake rigging ar... | 09/23/1986 |
| 4573555 | Brake rigging for a railway vehicle truck A brake rigging for a railway vehicle truck including two brake beams and a brake cylinder assembly utilizes two lever assemblies so connected between the end portions of the brake beams and the brake cylinder assembly that actuation of the cylinder assem... | 03/04/1986 |
| 4534453 | Brake lever assembly for railway car A brake cylinder lever on a railway car is supported in a substantially vertical orientation by a roller mounted on an inclined ramp to bias the brake system toward a "brake off" or nondrag condition.... | 08/13/1985 |
| 4530422 | Spread brake cylinder device A brake cylinder comprises a brake actuator device having a fluid operable piston and a coaxial adjoining hand brake operable device for axial actuation of a coaxial tubular push rod, there being a slack adjuster for selectively adjusting the retraction o... | 07/23/1985 |
| 4519480 | Brake lever retaining bracket A lightweight, brake lever-retaining bracket which includes two arms, each of which is equipped with a stiffener to provide extended bearing surfaces for brake lever mounting pins, and a safety platform to prevent loss of brake levers in the event of brak... | 05/28/1985 |
| 4508197 | Handbrake system for railway car This disclosure relates to a handbrake system for a railway car, such as an articulated car, having at least first, second and third trucks, each truck having a handbrake mechanism. The system comprises a handbrake and a force distributor including an inp... | 04/02/1985 |
| 4480721 | Snap-on slide bearing for recessed type guide lugs of unit brake beams A snap-on slide bearing for recessed type guide lugs of unit brake beams for mounting the unit brake beams in their railroad car truck side frame unit brake beam guide brackets, preferably in place of the conventional spring steel wear plate now generally... | 11/06/1984 |
| 4471857 | Guide bearing for mounting unit brake beams A guide bearing for mounting unit brake beams, for application to railroad car truck side frame unit brake beam guide brackets, in place of the conventional spring steel wear plate now generally used, comprising a one piece body formed from an ultra high ... | 09/18/1984 |
| 4463835 | Slide bearing attachment for U-section type unit brake beam guide lugs A slide bearing for attachment to U-section formed sheet metal type guide lugs of unit brake beams for mounting the unit brake beams equipped with such guide lugs in the railroad car truck side frame unit brake beam guide brackets, preferably in place of ... | 08/07/1984 |
| 4463836 | Snap-on slide bearing for U-section type unit brake beam guide lugs A snap-on slide bearing for application to U-section formed sheet metal type guide lugs of unit brake beams for mounting the unit brake beams equipped with such guide lugs in the railroad car truck side frame unit brake beam guide brackets, preferably in ... | 08/07/1984 |
| 4455946 | Articulated trucks A vehicle truck embodying articulated subtrucks or steering arms having a plurality of wheelsets, with steering arm interconnections establishing coordinated steering motions of the wheelsets, the truck also having elastic restraining devices for stabiliz... | 06/26/1984 |
| 4434877 | Truck-mounted brake system for railway cars A power cylinder unit, adapted for use in truck mounted, self-aligning railway freight car tread brakes comprises a housing, a bulkhead which seals the housing, and a rigid, but moveable piston rod. The housing includes an annular bearing adapted to provi... | 03/06/1984 |
| 4422532 | Hand brake mechanism including force dividing assembly A railroad car (12) has a set (B1) of brakes acting on wheels (W1) at one end of the car and a set (B2) of brakes acting on wheels (W2) at the opposite end of the car. A mechanism (38) for applying a brake force produced by operation of a hand brake (HB) ... | 12/27/1983 |
| 4413569 | Steering railroad truck A truck for a railroad car has a front and rear wheelset with axle ends rotatively carried in a front and rear steering arm, respectively. The steering arms are carried in pedestal jaws of a right and left side frame with resilient pads interfacing betwee... | 11/08/1983 |
| 4357999 | Radial truck centering brake assembly A railroad freight car truck designed for the installation of steering arms for radial tracking in curves and high speed stability, and truck mounted air brake rigging of the standard type utilizing dual push-rods through the bolster to eliminate the truc... | 11/09/1982 |
| 4346790 | Articulated car brake system A handbrake arrangement for railroad freight cars is disclosed that will connect a mechanical handbrake operating mechanism to the brake equipment (brake beams and brake shoes) on 2, 3, or more trucks on the same freight car. It is especially useful on ar... | 08/31/1982 |
| 4312428 | Truck mounted brake apparatus Truck mounted brake apparatus comprising a saddle which clamps onto the bolster of a railway car truck and which carries a fluid actuable, piston and cylinder assembly at one side of the bolster. A first lever connected at one end to the piston rod and at... | 01/26/1982 |
| 4280596 | Air brake arrangement for center sill-less hopper cars A center sill-less hopper car is provided with a body-mounted brake arrangement using a conventional brake beam and brake system. The arrangement includes the mounting of the individual components in a manner which accommodates the operation of the discha... | 07/28/1981 |
| 4258830 | Railway brake system utilizing slack adjuster in compression The brake cylinder piston at its outer end is connected to a horizontal brake lever extending transversely of the car, which is connected generally at its mid-point to a first brake beam. The opposite end of the horizontal lever is connected to a first en... | 03/31/1981 |
| 4211311 | Railway car truck and brake support structure A railway car truck includes two pairs of brake support guide assemblies connected to the side frames between the front and rear sets of wheels of the car. The support assemblies support and guide the nub ends of two brake units. The support assemblies in... | 07/08/1980 |
| 4194599 | Railway car brake beam lever mounting A brake beam lever extends through an inclined slot in a brake beam strut at a greater inclination to vertical than the slot, and wedge shape members fill the wedge shape spaces formed between the lever and the side walls of the slot. A pivot pin extends ... | 03/25/1980 |
| 4194595 | Dead lever anchoring means for railway car brake rigging An arrangement for a foundation brake rigging on a railway car includes a dead brake lever anchoring arrangement which comprises a bracket supported in openings extending through the walls of the wheel truck bolster. The bracket includes hook-shaped eleme... | 03/25/1980 |
| 4193480 | Railway car brake rigging In accordance with the present invention a brake rigging for applying the brakes to the wheels in a railway car includes a top rod extending over the inner axle which engages a gear located between the inner axle and the truck bolster. The gear includes a... | 03/18/1980 |
| 4159187 | Five piece brake lever connection A brake lever connection is formed from a tube with a two-piece jaw welded to each end, each jaw having laterally spaced side portions merging at one end into end portions engaging each other to form the inner end of the jaw, which has a first frusto-coni... | 06/26/1979 |
| 4147237 | Braking system and method for railroad truck A braking system for a railroad car truck having its front and rear wheelsets so connected to permit each wheelset to yaw as the truck proceeds about curved trackage includes a front and rear brake beam and brake shoes attached thereto for engagement with... | 04/03/1979 |
| 4128148 | Brake rigging for dropped bottom gondola cars A brake rigging arrangement for high capacity dropped bottom gondola cars of the curved bottom type in which each end of the car up to the dropped bottom is in the form of a planar shear plate that is coextensive with the car end and is highly stressed un... | 12/05/1978 |
| 4060152 | Rail car brake apparatus Rail car brake rigging of the type for use in a two-axle, four-wheel rail car truck is disclosed which embodies a double-acting brake cylinder and slack adjustor disposed transversely between the side frames of the car truck and connected to parallel brak... | 11/29/1977 |
| 4042078 | Railway car brake rigging fulcrum lever mounting The upper end of a railway car live brake lever between the axles of a car truck is pivotally connected to one end of a link that extends across the top of the adjacent axle and is pivotally connected to the lower end of a vertical fulcrum lever. The cent... | 08/16/1977 |
| 4004656 | Multi-brake shoe means for a multi-braking surface braked assembly A braking apparatus wherein the heat absorbing mass of a rotating braked element, such as a vehicle wheel, is increased by securing to such as each wheel of a vehicle, a brake drum, the peripheries of the wheels and drums constituting braking surfaces aga... | 01/25/1977 |
