JP5042963B2 - 内燃機関の可変動弁装置 - Google Patents
内燃機関の可変動弁装置 Download PDFInfo
- Publication number
- JP5042963B2 JP5042963B2 JP2008270350A JP2008270350A JP5042963B2 JP 5042963 B2 JP5042963 B2 JP 5042963B2 JP 2008270350 A JP2008270350 A JP 2008270350A JP 2008270350 A JP2008270350 A JP 2008270350A JP 5042963 B2 JP5042963 B2 JP 5042963B2
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- Prior art keywords
- cam
- valve
- arm
- rocker arm
- intake
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- 238000002485 combustion reaction Methods 0.000 title claims description 23
- 230000007246 mechanism Effects 0.000 claims description 47
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 239000000446 fuel Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000037431 insertion Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Description
以下、本発明を図1〜図9に示す第1の実施形態にもとづいて説明する。
図10および図11は、本発明の第2の実施形態の要部を示す。
図12および図13は、本発明の第3の実施形態の要部を示す。
Claims (4)
- 複数の気筒を有する内燃機関に回転自在に設けられたカムシャフトによって駆動され、吸気バルブ又は排気バルブを開閉し、姿勢を変化させることにより、前記吸気バルブ又は排気バルブの駆動位相を変化させる動力伝達部材であって、前記吸気バルブ又は前記排気バルブを開閉させるカム面を有する第3アームを具備する動力伝達部材と、
前記内燃機関に設けられ前記カムシャフトと平行に配置されるロッカシャフトと、
前記ロッカシャフトに設けられ、前記第3アームの姿勢を調整する調整機構と
を具備し、
前記調整機構は、前記中継部材の前記ロッカシャフトからの突出量にて前記動力伝達部材の姿勢を調整する
ことを特徴とする内燃機関の可変動弁装置。 - 前記調整機構は、前記動力伝達部材の姿勢が変化する際の前記ロッカシャフト側の支点に支持され、前記動力伝達部材に対し進退可能となる中継部材を有することを特徴とする請求項1に記載の内燃機関の可変動弁装置。
- 前記調整機構は、ねじ機構により前記中継部材を進退させることを特徴とする請求項2に記載の内燃機関の可変動弁装置。
- 前記動力伝達部材は、前記カムシャフトの変位を受け前記第3アームを変位させる第2アームを備えたことを特徴とする請求項1から3のうちのいずれか1項に記載の内燃機関の可変動弁装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008270350A JP5042963B2 (ja) | 2008-10-20 | 2008-10-20 | 内燃機関の可変動弁装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008270350A JP5042963B2 (ja) | 2008-10-20 | 2008-10-20 | 内燃機関の可変動弁装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004117812A Division JP4221327B2 (ja) | 2004-04-13 | 2004-04-13 | 内燃機関の可変動弁装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009041574A JP2009041574A (ja) | 2009-02-26 |
JP5042963B2 true JP5042963B2 (ja) | 2012-10-03 |
Family
ID=40442540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008270350A Expired - Fee Related JP5042963B2 (ja) | 2008-10-20 | 2008-10-20 | 内燃機関の可変動弁装置 |
Country Status (1)
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JP (1) | JP5042963B2 (ja) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57144208U (ja) * | 1981-03-05 | 1982-09-10 | ||
JPS63297713A (ja) * | 1987-05-29 | 1988-12-05 | Suzuki Motor Co Ltd | 四サイクルエンジンのバルブリフト可変装置 |
-
2008
- 2008-10-20 JP JP2008270350A patent/JP5042963B2/ja not_active Expired - Fee Related
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JP2009041574A (ja) | 2009-02-26 |
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