{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "A shock absorber includes a first passage () through which a working fluid flows out from a chamber that is an upstream side to a chamber () that is a downstream side due to movement of a piston (), a first damping force generating mechanism () provided in the first passage () to generate a damping…",
  "path": "/patents/1350424",
  "publishedAt": "2023-09-07T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F16F9/341",
    "HITACHI ASTEMO, LTD."
  ],
  "textContent": "A shock absorber includes a first passage () through which a working fluid flows out from a chamber that is an upstream side to a chamber () that is a downstream side due to movement of a piston (), a first damping force generating mechanism () provided in the first passage () to generate a damping force, a second passage () provided separately from the first passage (), a second damping force generating mechanism () provided in the second passage () and opened to generate a damping force when a piston speed is lower than that of the first damping force generating mechanism (), a third passage () provided separately from the second passage (), a volume variable mechanism () provided in the third passage (), a fourth passage () provided separately from the third passage (), and a relief mechanism () provided in the fourth passage () and opened after the second damping force generating mechanism () is opened.",
  "title": "SHOCK ABSORBER"
}