{
  "$type": "site.standard.document",
  "description": "The present invention relates to an aeraulic device (10) for cooling an element (12) of a rail vehicle, the aeraulic device (10) being intended to be placed on the roof of said rail vehicle and comprising a duct (24), which extends substantially longitudinally with respect to the rail vehicle and…",
  "path": "/patents/941755",
  "publishedAt": "2016-06-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60H1/00328",
    "ALSTOM TRANSP TECH [FR]"
  ],
  "textContent": "The present invention relates to an aeraulic device (10) for cooling an element (12) of a rail vehicle, the aeraulic device (10) being intended to be placed on the roof of said rail vehicle and comprising a duct (24), which extends substantially longitudinally with respect to the rail vehicle and which comprises successively a front portion (32), provided with a front opening (28) for air intake, a central portion (34), in which is housed said element (12) to be cooled, and a rear portion (36), provided with a rear opening (30) for air evacuation. A surface of a cross-sectional area of the duct (24) evolves, from the front opening (28) to the rear opening (30), in such a manner as to generate an acceleration of the air flow in the duct (24) by Venturi effect.",
  "title": "AIR COOLING DEVICE FOR A RAILWAY VEHICLE ELEMENT AND RAIL VEHICLE CORRESPONDING"
}