{
  "$type": "site.standard.document",
  "description": "A shock absorber includes ; a free piston (9) that partitions the compression chamber (R3) into an expansion-side compression chamber (7) and a contraction-side compression chamber (8); a spring member (10) configured to generate a biasing force for the free piston (9); an expansion-side flow…",
  "path": "/patents/939994",
  "publishedAt": "2016-07-27T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60G13/08",
    "KYB CORP [JP]"
  ],
  "textContent": "A shock absorber includes ; a free piston (9) that partitions the compression chamber (R3) into an expansion-side compression chamber (7) and a contraction-side compression chamber (8); a spring member (10) configured to generate a biasing force for the free piston (9); an expansion-side flow passage (5) that connects the expansion-side chamber (R1) with the expansion-side compression chamber (7); a contraction-side flow passage (6) that connects the contraction-side chamber (R2) with the contraction-side compression chamber (8); an expansion-side bypass valve (15) arranged closer to the expansion-side chamber (R1) side relatively to the piston (2) and provided in the expansion-side flow passage (5), the expansion-side bypass valve (15) being configured to admit only a flow directed from the expansion-side chamber (R1) to the expansion-side compression chamber (7) and generate resistance; a contraction-side bypass valve (16) provided in parallel with the expansion-side bypass valve (15) to admit only a flow directed from the expansion-side compression chamber (7) to the expansion-side chamber (R1) and generate resistance; an expansion-side elastic stopper (17) configured to stop the free piston (9) at an expansion-side stroke end; and a contraction-side elastic stopper (18) configured to stop the free piston (9) at a contraction-side stroke end.",
  "title": "SHOCK ABSORBER"
}