{
  "$type": "site.standard.document",
  "description": "The present disclosure relates to an aircraft comprising: a fuselage and at least one wing arranged in a tube-and-wing design; a plurality of propulsors; and a primary energy source configured to power the propulsors, the primary energy source comprising rechargeable batteries. The aircraft has a…",
  "path": "/patents/1388489",
  "publishedAt": "2025-04-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60L50/66",
    "COOEPERATIE ELYSIAN AIRCRAFT COMPANY U A [NL]"
  ],
  "textContent": "The present disclosure relates to an aircraft comprising: a fuselage and at least one wing arranged in a tube-and-wing design; a plurality of propulsors; and a primary energy source configured to power the propulsors, the primary energy source comprising rechargeable batteries. The aircraft has a maximum takeoff mass `MTOM' of at least 8,618 kg; and an electric range factor 'ERF' of at least 6.",
  "title": "DESIGN PRINCIPLES FOR ELECTRIC AIRCRAFT"
}