Class 52/55 - Relatively movable covering sections

Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Structure including relatively movable roof sheets, usually
No. of patents: 4
Last issue date: 07/06/2010

Number	Title	Issue Date
7748172	Insulated cargo containers The present invention relates to an insulated cargo container that may have, in combination, an interior panel covering a layer of thermal insulation that has an air-impermeable layer thereon. The thermal insulation is attached to the exterior panel of the container...	07/06/2010
4569293	Freight car construction A freight car is constructed with an undercarriage having a flat cargo floor and with an upright fixed end wall at each end of the floor. A gantry in the form of an arch extends upwardly from the floor substantially centrally between the end walls and a h...	02/11/1986
4543888	Convertible hopper car A convertible railway hopper car has parallel longitudinal beams defining the sides of a hatchway for filling the car with granular material from a spout, and hinged on the upper margins of the car sidewalls are cargo cover members which may occupy elevat...	10/01/1985
4341163	Vehicle superstructure in particular for railway vehicles with hoods which can be expanded outwards and moved with respect to the load bearing platform A superstructure for railway vehicles is disclosed having hoods which comprises at least two rails for two or more hoods positioned close to each side of a platform in a plane below the said platform, where at least one of the rails is mounted parallel an...	07/27/1982

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