{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
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  "description": "The assembly has a piezoelectric unit (111) that expands in one dimension due to the application of a voltage to two electrodes. The unit (111) is placed between an upper cap (12) and a piston unit. A lower cap (13) is placed in a fixed distance to the upper cap (12). The two caps are firmly…",
  "path": "/patents/1081973",
  "publishedAt": "2004-12-01T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M51/0603",
    "SIEMENS VDO AUTOMOTIVE SPA [IT]"
  ],
  "textContent": "The assembly has a piezoelectric unit (111) that expands in one dimension due to the application of a voltage to two electrodes. The unit (111) is placed between an upper cap (12) and a piston unit. A lower cap (13) is placed in a fixed distance to the upper cap (12). The two caps are firmly attached to a rigid tube and a Belleville spring that is situated between the piston unit and the lower cap (13).",
  "title": "Piezoelectric assembly"
}