{
  "$type": "site.standard.document",
  "description": "An individual ignition type ignition coil for use in an engine in which a center core, a secondary coil wound on a secondary bobbin and a primary coil wound on a primary bobbin are installed concentrically from an inner side of a coil case in order, and said ignition coil is connected directly to a…",
  "path": "/patents/1103043",
  "publishedAt": "2002-07-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02P11/00",
    "HITACHI LTD [JP]"
  ],
  "textContent": "An individual ignition type ignition coil for use in an engine in which a center core, a secondary coil wound on a secondary bobbin and a primary coil wound on a primary bobbin are installed concentrically from an inner side of a coil case in order, and said ignition coil is connected directly to a respective spark plug of said engine, the ignition coil for use in the engine wherein an insulation resin is filled up between said secondary bobbin and said center core; and said insulation resin is an insulation resin having a glass transition point Tg which satisfies a condition of an allowable stress of said secondary bobbin greater than a generation stress from -40°C to a glass transition point Tg of said insulation resin.",
  "title": "Ignition coil for use in engine and engine having plastic cylinder head cover"
}