JP6387771B2 - バルブ機構 - Google Patents
バルブ機構 Download PDFInfo
- Publication number
- JP6387771B2 JP6387771B2 JP2014200562A JP2014200562A JP6387771B2 JP 6387771 B2 JP6387771 B2 JP 6387771B2 JP 2014200562 A JP2014200562 A JP 2014200562A JP 2014200562 A JP2014200562 A JP 2014200562A JP 6387771 B2 JP6387771 B2 JP 6387771B2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- bush
- valve mechanism
- peripheral surface
- bush portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 7
- 239000003575 carbonaceous material Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- 229910052799 carbon Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Lift Valve (AREA)
Description
10 バルブ機構
11 バタフライバルブ(弁体)
12 シャフト
20 取付部材(シャフト取付部材)
21 第1ブッシュ部
22 第2ブッシュ部
22A 第1円筒部
22B 第2円筒部
100 エンジン
110 排気管
Claims (3)
- エンジンの流体通路管内にシャフトを介して回動自在に設けられて流体通路を開閉可能な弁体と、
前記シャフトを前記流体通路管に回転自在に取り付けるシャフト取付部材と、
を備え、
前記シャフト取付部材は、
カーボン材料で筒状に形成されると共に、その内周面で前記シャフトの外周面を摺動支持する第1ブッシュ部と、筒状に形成されると共に、その内周面の少なくとも一部を前記シャフトの外周面に臨ませた第2ブッシュ部と、
を含み、
前記第1ブッシュ部の内径を前記第2ブッシュ部の内径よりも小さく形成した
バルブ機構。 - 前記第2ブッシュ部が金属材料で形成された
請求項1に記載のバルブ機構。 - 前記流体通路管が前記エンジンの排気管であって、前記弁体が閉弁すると前記排気管内の排気流れを遮断して排気ブレーキを作用させる
請求項1又は2に記載のバルブ機構。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014200562A JP6387771B2 (ja) | 2014-09-30 | 2014-09-30 | バルブ機構 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014200562A JP6387771B2 (ja) | 2014-09-30 | 2014-09-30 | バルブ機構 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016070180A JP2016070180A (ja) | 2016-05-09 |
JP6387771B2 true JP6387771B2 (ja) | 2018-09-12 |
Family
ID=55866465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014200562A Expired - Fee Related JP6387771B2 (ja) | 2014-09-30 | 2014-09-30 | バルブ機構 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6387771B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6948218B2 (ja) * | 2017-10-13 | 2021-10-13 | 株式会社ミクニ | 排気バルブ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5123006Y2 (ja) * | 1972-09-16 | 1976-06-14 | ||
JPS6231652Y2 (ja) * | 1981-04-25 | 1987-08-13 | ||
JPH048735U (ja) * | 1990-05-14 | 1992-01-27 |
-
2014
- 2014-09-30 JP JP2014200562A patent/JP6387771B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2016070180A (ja) | 2016-05-09 |
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