{
  "$type": "site.standard.document",
  "description": "The piston gas store has a cylindrical casing (10), inside which a piston (12) can move axially. The piston divides the casing cavity into a gas cavity (14) and a fluid cavity (16). The jacket surface of the piston has a fluid-receiving groove (18). The casing has at least one closable aperture…",
  "path": "/patents/1100442",
  "publishedAt": "2002-11-13T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60T13/148",
    "BOSCH GMBH ROBERT [DE]"
  ],
  "textContent": "The piston gas store has a cylindrical casing (10), inside which a piston (12) can move axially. The piston divides the casing cavity into a gas cavity (14) and a fluid cavity (16). The jacket surface of the piston has a fluid-receiving groove (18). The casing has at least one closable aperture (20). The groove is filled through the aperture. A preparation process is also described.",
  "title": "Hydropneumatic piston accumulator and preparation method"
}