{
  "$type": "site.standard.document",
  "description": "A chassis frame includes: a pair of suspension frames on a front side and a rear side, which are formed by a metal material; and a center frame formed by a fiber reinforced plastic material, with the suspension frames on the front and on the rear side respectively connected to a front-side and a…",
  "path": "/patents/997491",
  "publishedAt": "2012-10-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K1/00",
    "HITACHI LTD [JP]"
  ],
  "textContent": "A chassis frame includes: a pair of suspension frames on a front side and a rear side, which are formed by a metal material; and a center frame formed by a fiber reinforced plastic material, with the suspension frames on the front and on the rear side respectively connected to a front-side and a rear-side end thereof, wherein: the suspension frames include side members extending in a front/rear direction, a cross-member connecting the side members and a suspension mounting portion; the center frame includes side members with a hollow section, and a cross-member connecting the side members; and a front-side and a rear-side end of the side members at the center frame are used as connecting portions where side members of the suspension frames are inserted through the two ends, and the side member of the center frame is fastened to the side members of suspension frames with fastening members.",
  "title": "CHASSIS FRAME OF ELECTRIC VEHICLE AND ELECTRIC VEHICLE"
}