{
  "$type": "site.standard.document",
  "description": "The method involves forming at least one comparatively narrow groove (14) in the area of the upper and/or lower flank of the piston ring groove and filling the narrow groove with a wear-resistant material (16). The piston ring groove is then machined so that the upper and/or lower flank is formed…",
  "path": "/patents/1105684",
  "publishedAt": "2002-03-27T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B23P15/10",
    "FEDERAL MOGUL NUERNBERG GMBH [DE]"
  ],
  "textContent": "The method involves forming at least one comparatively narrow groove (14) in the area of the upper and/or lower flank of the piston ring groove and filling the narrow groove with a wear-resistant material (16). The piston ring groove is then machined so that the upper and/or lower flank is formed at least in part by the wear-resistant material. The groove is preferably filled from a plasma or laser source.",
  "title": "Method of manufacturing a piston"
}