JPS63134111U - - Google Patents
Info
- Publication number
- JPS63134111U JPS63134111U JP2616387U JP2616387U JPS63134111U JP S63134111 U JPS63134111 U JP S63134111U JP 2616387 U JP2616387 U JP 2616387U JP 2616387 U JP2616387 U JP 2616387U JP S63134111 U JPS63134111 U JP S63134111U
- Authority
- JP
- Japan
- Prior art keywords
- pinion
- control shaft
- movable frame
- casing
- moves
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Description
第１図はこの考案の第１実施例を示す要部断面
図、第２図は第１図の―線断面図、第３図は
第１図の―線断面図、第４図はこの考案の第
２実施例を示す要部断面図、第５図は第４図の
―線断面図、第６図は第４図の―線断面図
、第７図は従来の吸・排気弁リフト制御装置に供
される多段ダイヤフラム式アクチユエータと負圧
導入機構を示す概略図である。
２１……制御シヤフト、２２……ケーシング、
２４……ピニオン、２５……可動枠体、２６……
上側ラツク、２７……下側ラツク、２８……切換
機構、３９……多段ダイヤフラム式アクチユエー
タ。
Fig. 1 is a cross-sectional view of the main part showing the first embodiment of this invention, Fig. 2 is a sectional view taken along the line - - of Fig. 1, Fig. 3 is a sectional view taken along the line - - of Fig. 1, and Fig. 4 is a sectional view of the invention. FIG. 5 is a cross-sectional view taken along the line - - of FIG. 4, FIG. 6 is a cross-sectional view taken along the line - - of FIG. 4, and FIG. 7 is a conventional intake/exhaust valve lift control. FIG. 2 is a schematic diagram showing a multi-stage diaphragm actuator and a negative pressure introduction mechanism used in the device. 21...control shaft, 22...casing,
24...Pinion, 25...Movable frame, 26...
Upper rack, 27...Lower rack, 28...Switching mechanism, 39...Multi-stage diaphragm actuator.
Claims (1)
、該ケーシング内に設けられて前記制御シヤフト
にスプライン結合したピニオンと、上記ケーシン
グ内に前記制御シヤフトの軸方向に対して直角方
向へ摺動自在に収納された可動枠体と、該可動枠
体の内部上下面に互いに偏倚して形成され、かつ
前記ピニオンを正逆回転させる上下側ラツクと、
前記ピニオンを前記制御シヤフトの軸方向に移動
させて前記上下側ラツクのいずれか一方との噛み
合わせに切り換える切換機構と、上記可動枠体を
機関運転状態に応じて移動させる多段ダイヤフラ
ム式アクチユエータとを備えたことを特徴とする
内熱機関の吸・排気弁リフト制御装置。 a casing disposed at an end of the control shaft; a pinion provided within the casing and splined to the control shaft; and a pinion slidably housed within the casing in a direction perpendicular to the axial direction of the control shaft. a movable frame body, and upper and lower racks that are formed on the upper and lower inner surfaces of the movable frame body so as to be offset from each other, and that rotate the pinion in forward and reverse directions;
A switching mechanism that moves the pinion in the axial direction of the control shaft to engage it with either one of the upper and lower racks, and a multistage diaphragm actuator that moves the movable frame depending on the engine operating state. An intake/exhaust valve lift control device for an internal heat engine, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616387U JPS63134111U (en) | 1987-02-24 | 1987-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616387U JPS63134111U (en) | 1987-02-24 | 1987-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63134111U true JPS63134111U (en) | 1988-09-02 |
Family
ID=30826987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2616387U Pending JPS63134111U (en) | 1987-02-24 | 1987-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63134111U (en) |
-
1987
- 1987-02-24 JP JP2616387U patent/JPS63134111U/ja active Pending
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