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Publication of BG17725A3publicationCriticalpatent/BG17725A3/xx
B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
B61D17/10—Floors
B—PERFORMING OPERATIONS; TRANSPORTING
B61—RAILWAYS
B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
B61D27/00—Heating, cooling, ventilating, or air-conditioning
B61D27/0018—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
B61D27/0027—Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating for freight cars; Isothermic wagons