{
  "$type": "site.standard.document",
  "description": "A partition member () of an anti-vibration device () includes a membrane () and an orifice passage (), the orifice passage includes a main liquid chamber-side passage () and an auxiliary liquid chamber-side passage (), the main liquid chamber-side passage and the auxiliary liquid chamber-side…",
  "path": "/patents/1319385",
  "publishedAt": "2022-06-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K5/1283",
    "BRIDGESTONE CORPORATION"
  ],
  "textContent": "A partition member () of an anti-vibration device () includes a membrane () and an orifice passage (), the orifice passage includes a main liquid chamber-side passage () and an auxiliary liquid chamber-side passage (), the main liquid chamber-side passage and the auxiliary liquid chamber-side passage extend in a circumferential direction and are disposed at mutually different radial positions, a flow direction in the main liquid chamber-side passage and a flow direction in the auxiliary liquid chamber-side passage are opposite to each other when liquid flows through the orifice passage, a channel cross-sectional shape in at least one passage of the main liquid chamber-side passage and the auxiliary liquid chamber-side passage is a laterally long flat shape that is short in an axial direction along a central axis () of a first attachment member and long in a radial direction, and a ratio of a radial size to an axial size in the one passage is larger than the ratio in the other passage of the main liquid chamber-side passage and the auxiliary liquid chamber-side passage.",
  "title": "ANTI-VIBRATION DEVICE"
}