Safety chain

{
  "id": "MLC-T-IND-005028",
  "term": "Safety chain",
  "field": "Industrial and trades",
  "definition": "A secondary coupling device, consisting of heavy-duty chains, used between railway vehicles as a backup to the primary coupler. In the event of a primary coupler failure, these chains are intended to keep the cars connected, preventing a complete separation of the train. Safety chains are mandatory on many passenger trains but are less common on modern freight rolling stock.",
  "subject": "Rail equipment",
  "translations": {
    "de": "Sicherheitskette",
    "es": "cadena de seguridad",
    "fr": "chaîne de sécurité"
  },
  "url": "https://mlchart.com/terminology/industrial/safety-chain/"
}