{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "The invention relates to a device (1) for determining an actual tension (TR) of a contact wire (C) of a catenary extending above a railway track, the device comprising: - means for suspending (4) the device (1) on the contact wire (C); - an organ for applying (5) a bending force capable of causing…",
  "path": "/patents/1433217",
  "publishedAt": "2021-10-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60M1/12",
    "4NRJ [FR]"
  ],
  "textContent": "The invention relates to a device (1) for determining an actual tension (TR) of a contact wire (C) of a catenary extending above a railway track, the device comprising: - means for suspending (4) the device (1) on the contact wire (C); - an organ for applying (5) a bending force capable of causing the contact wire (C) located between two stops (40) to take an angle, the organ for applying (5) a bending force comprising an electric motor (51); - a force sensor (60); - measurement means; - an electronic system (7) capable of determining a calculated stiffness (RC), and the actual mechanical tension of the contact wire (C).",
  "title": "DEVICE AND METHOD FOR DETERMINING THE MECHANICAL STRESS OF A CONTACT WIRE OF AN OVERHEAD LINE"
}