JP4143031B2 - 内燃機関の動弁系のタペット機構 - Google Patents
内燃機関の動弁系のタペット機構 Download PDFInfo
- Publication number
- JP4143031B2 JP4143031B2 JP2003434104A JP2003434104A JP4143031B2 JP 4143031 B2 JP4143031 B2 JP 4143031B2 JP 2003434104 A JP2003434104 A JP 2003434104A JP 2003434104 A JP2003434104 A JP 2003434104A JP 4143031 B2 JP4143031 B2 JP 4143031B2
- Authority
- JP
- Japan
- Prior art keywords
- tappet
- valve
- rocker arm
- tappet member
- internal combustion
- 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
Images
Landscapes
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Description
2 カム
3a バルブステム
4 ロッカアーム
4a 孔(回り止め手段)
4b 凹設溝(回り止め手段)
17 タペット部材
31 アジャストスクリュー
Claims (2)
- 内燃機関の動弁系のロッカアームにタペット調整するべく取り付けられたアジャストスクリューと、前記アジャストスクリューにその軸線回りに相対的に回動自在に連結されかつ円筒面の一部からなる面をバルブステムに当接させるように形成されたタペット部材と、前記タペット部材を前記軸線方向に変位自在かつ前記軸線回りに回転規制するべく前記ロッカアームに設けられた回り止め手段とを有し、
前記アジャストスクリューと前記タペット部材との互いに密接し得る面が互いに同一曲率の球面の一部で形成され、
前記アジャストスクリューにおける前記タペット部材と密接する前記球面の半径の中心と、前記タペット部材における前記円筒面の半径の中心とが同一であることを特徴とする内燃機関の動弁系のタペット機構。 - カムとそのカムリフトを前記バルブステムに伝達するロッカアームとの間にバルブリフト可変装置が設けられていることを特徴とする請求項1に記載の内燃機関の動弁系のタペット機構。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003434104A JP4143031B2 (ja) | 2003-12-26 | 2003-12-26 | 内燃機関の動弁系のタペット機構 |
CNB2004100115355A CN100339566C (zh) | 2003-12-26 | 2004-12-24 | 内燃机气门系统的推杆机构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003434104A JP4143031B2 (ja) | 2003-12-26 | 2003-12-26 | 内燃機関の動弁系のタペット機構 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008129545A Division JP2008190540A (ja) | 2008-05-16 | 2008-05-16 | 内燃機関の動弁系のタペット機構 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005188472A JP2005188472A (ja) | 2005-07-14 |
JP4143031B2 true JP4143031B2 (ja) | 2008-09-03 |
Family
ID=34791262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003434104A Expired - Fee Related JP4143031B2 (ja) | 2003-12-26 | 2003-12-26 | 内燃機関の動弁系のタペット機構 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4143031B2 (ja) |
CN (1) | CN100339566C (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102953782B (zh) * | 2012-10-28 | 2015-07-01 | 长城汽车股份有限公司 | 一种汽车发动机组合摇臂式全可变气门升程机构 |
DE102015224466B4 (de) * | 2015-12-07 | 2020-10-08 | Vitesco Technologies GmbH | Ventil |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0571321A (ja) * | 1991-09-11 | 1993-03-23 | Nissan Motor Co Ltd | 内燃機関の可変動弁装置 |
JP2755362B2 (ja) * | 1994-05-20 | 1998-05-20 | 本田技研工業株式会社 | 内燃機関のクリアランス調整方法 |
US5542315A (en) * | 1994-06-21 | 1996-08-06 | Cummins Engine Company, Inc. | Elephant's foot adjusting screw assembly for internal combustion engine |
-
2003
- 2003-12-26 JP JP2003434104A patent/JP4143031B2/ja not_active Expired - Fee Related
-
2004
- 2004-12-24 CN CNB2004100115355A patent/CN100339566C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2005188472A (ja) | 2005-07-14 |
CN1637236A (zh) | 2005-07-13 |
CN100339566C (zh) | 2007-09-26 |
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