ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,369, issued on July 22, was assigned to National Steel Car Ltd. (Hamilton, Canada).
"Rail road car truck bolster" was invented by Sina Moloodi (Mississauga, Canada) and Usman Khan (Hamilton, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rail road car truck has a bolster having the form of a hollow beam that has a deep central portion and shallow ends. The bolster has a top flange, a bottom flange and internal and external webs extending between, intersecting and merging with the top and bottom flanges. A center plate bowl is located in the middle of the top flange, and brake rod passages are defined transversely through the bolster. In som...