{
  "$type": "site.standard.document",
  "description": "An intake air controller for an internal combustion engine is provided. The intake air controller comprises a throttle valve controlling a flow amount of intake air flowing into the internal combustion engine; a shaft integrated with said throttle valve and rotating therewith; a bearing rotatably…",
  "path": "/patents/1091018",
  "publishedAt": "2004-01-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02D9/101",
    "DENSO CORP [JP]"
  ],
  "textContent": "An intake air controller for an internal combustion engine is provided. The intake air controller comprises a throttle valve controlling a flow amount of intake air flowing into the internal combustion engine; a shaft integrated with said throttle valve and rotating therewith; a bearing rotatably supporting said shaft; and a throttle body including a bearing holder supporting said bearing. The bearing includes an inner race fixed to said shaft, an outer race fixed to said bearing holder, and a ball provided between said inner race and said outer race. A total L1 + L2 of an internal thrust clearance between said inner race and said ball and an internal thrust clearance L2 between said outer race and said ball is set at a predetermined clearance amount. An intake air controller for an internal combustion engine is provided. The intake air controller comprises a throttle valve controlling a flow amount of intake air flowing into the internal combustion engine; a shaft integrated with said throttle valve and rotating therewith; a bearing rotatably supporting said shaft; and a throttle body including a bearing holder supporting said bearing. The bearing includes an inner race fixed to said shaft, an outer race fixed to said bearing holder, and a ball provided between said inner race and said outer race. A total L1 + L2 of an internal thrust clearance between said inner race and said ball and an internal thrust clearance L2 between said outer race and said ball is set at a predetermined clearance amount.",
  "title": "Throttle valve for internal combustion engine"
}