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National Steel Car Limited
National Steel Car Limited_20100114
National Steel Car Limited_20100121

National Steel Car Limited patents

Recent patent applications related to National Steel Car Limited. National Steel Car Limited is listed as an Agent/Assignee. Note: National Steel Car Limited may have other listings under different names/spellings. We're not affiliated with National Steel Car Limited, we're just tracking patents.

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Autorack railroad car having convertible deck structure

An autorack railroad car has decks that are movably reconfigurable between tri-level and bi-level configurations. They are also movable to permit greater vertical clearance room for loading the main deck. The decks may be constrained to a single degree of freedom of motion, namely in the vertical direction, by guides... National Steel Car Limited

Rail road car and truck therefor

A railroad car truck for a railroad freight car, such as an autorack car, has a bolster mounted cross-wise between two sideframes. The bolster ends are mounted on respective spring groups carried by the sideframes. The bolster can translate laterally relative to the sideframes. The side frames are mounted to... National Steel Car Limited

Tank car apparatus

A railroad tank car may have external fittings, such as a bottom opening valve, that protrude from the bottom of the tank car tank. In a derailment the tank car tank may meet the ground. A tank skid plate assembly has an accommodation in which to shelter such fittings. The... National Steel Car Limited

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with National Steel Car Limited in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for National Steel Car Limited with additional patents listed. Browse our Agent directory for other possible listings. Page by