JPS5990009U - Internal combustion engine intake and exhaust valve drive device - Google Patents
Internal combustion engine intake and exhaust valve drive deviceInfo
- Publication number
- JPS5990009U JPS5990009U JP18567382U JP18567382U JPS5990009U JP S5990009 U JPS5990009 U JP S5990009U JP 18567382 U JP18567382 U JP 18567382U JP 18567382 U JP18567382 U JP 18567382U JP S5990009 U JPS5990009 U JP S5990009U
- Authority
- JP
- Japan
- Prior art keywords
- valve drive
- lever
- drive device
- internal combustion
- combustion engine
- 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.)
- Pending
Links
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の吸排気弁駆動装置の断面図、第２図はと
の考案に係る吸排気弁駆動装置の断面図、第３図はその
油圧アクチュエータの要部の側面図、第４図は同じく要
部の斜視図、第５図はコントロールラックの制御回路を
示すブロック図、第６図はこの考案におけるバルブリフ
ト特性の一例を示すリフト特性図である。
１１・・・バルブ駆動カム、１２・・・吸排気弁、１４
・・・ブラケット、１７・・・ロッカアーム、２０・・
・レバー、２１・・・ロッカアーム支持面、２５・・・
油圧アクチュエータ、２６・・・コントロールラック、
２８・・・制御スリーブ、３７・・・油圧供給通路、３
９・・・オイルギヤラリ、４１・・・補助油溜室、４２
・・・逆止弁。Fig. 1 is a sectional view of a conventional intake/exhaust valve drive device, Fig. 2 is a sectional view of an intake/exhaust valve drive device devised by Hato, Fig. 3 is a side view of the main parts of the hydraulic actuator, and Fig. 4 5 is a block diagram showing the control circuit of the control rack, and FIG. 6 is a lift characteristic diagram showing an example of the valve lift characteristics in this invention. 11... Valve drive cam, 12... Intake and exhaust valve, 14
...Bracket, 17...Rocker arm, 20...
・Lever, 21...Rocker arm support surface, 25...
Hydraulic actuator, 26... control rack,
28... Control sleeve, 37... Hydraulic supply passage, 3
9...Oil gear gallery, 41...Auxiliary oil sump chamber, 42
···non-return valve.
Claims (1)
上記バルブ駆動カムに当接し、かつ他端がバルブステム
に連係するロッカアームと、上記ロッカアームの背面に
略沿って配設され、上記背面が支点接触するロッカアー
ム支持面を備えたレバーと、このレバーのバルブ側の一
端を支持するブラケットと、上記レバーの傾斜を制御す
べく該レバーのカム側の一端を支持し、かつ側御スリー
ブの回転位置に応じた油圧室への油供給規制によって伸
縮規制される油圧アクチュエータと、上記油圧アクチュ
エータとオイルギヤラリとの間に形成−された補助油溜
室とを備えてなる内燃機関の吸排気弁駆動装置。a valve drive cam that rotates in synchronization with engine rotation; a rocker arm that has one end in contact with the valve drive cam and the other end that is linked to the valve stem; a lever having a rocker arm support surface that makes fulcrum contact; a bracket that supports one end of the lever on the valve side; and a bracket that supports one end of the lever on the cam side to control the inclination of the lever, and that supports rotation of a side control sleeve. An intake/exhaust valve drive device for an internal combustion engine, comprising a hydraulic actuator whose expansion and contraction are regulated by regulating oil supply to a hydraulic chamber according to its position, and an auxiliary oil reservoir chamber formed between the hydraulic actuator and an oil gear rally. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18567382U JPS5990009U (en) | 1982-12-07 | 1982-12-07 | Internal combustion engine intake and exhaust valve drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18567382U JPS5990009U (en) | 1982-12-07 | 1982-12-07 | Internal combustion engine intake and exhaust valve drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5990009U true JPS5990009U (en) | 1984-06-18 |
Family
ID=30401259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18567382U Pending JPS5990009U (en) | 1982-12-07 | 1982-12-07 | Internal combustion engine intake and exhaust valve drive device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5990009U (en) |
-
1982
- 1982-12-07 JP JP18567382U patent/JPS5990009U/en active Pending
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