JPS63134110U - - Google Patents
Info
- Publication number
- JPS63134110U JPS63134110U JP2616287U JP2616287U JPS63134110U JP S63134110 U JPS63134110 U JP S63134110U JP 2616287 U JP2616287 U JP 2616287U JP 2616287 U JP2616287 U JP 2616287U JP S63134110 U JPS63134110 U JP S63134110U
- Authority
- JP
- Japan
- Prior art keywords
- rack
- pinion
- racks
- notch
- idling
- 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
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Description
第１図はこの考案の第１実施例を断面して示す
正面図、第２図Ａはこの考案の第２実施例を断面
して示す底面図、第２図Ｂは第２図Ａの―線
断面図、第２図Ｃは第２図Ａの―線断面図、
第３図は従来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、２４……ピニオン、２
５……上側ラツク、２６……下側ラツク、２９，
３０……切欠部、３１，３２，４１，４２……リ
ターンスプリング、３３，３４……多段ダイヤフ
ラム式アクチユエータ。
FIG. 1 is a front view in section showing the first embodiment of this invention, FIG. 2A is a bottom view in section showing the second embodiment of this invention, and FIG. 2B is the same as in FIG. 2A. Line sectional view, Figure 2 C is a - line sectional view of Figure 2 A,
FIG. 3 is a schematic diagram showing a multi-stage diaphragm actuator and a negative pressure introducing mechanism used in a conventional device. 21... Control shaft, 24... Pinion, 2
5...Upper rack, 26...Lower rack, 29,
30... Notch, 31, 32, 41, 42... Return spring, 33, 34... Multi-stage diaphragm actuator.
Claims (1)
オンに対して上下から並行に噛合して正逆回転さ
せる上下側ラツクと、該上下側ラツクの各内面所
定位置に夫々形成され、かつ前記いずれか一方の
ラツクとピニオンとの噛合時に他方のラツクとの
噛合を解除する空転用の切欠部と、前記上下側ラ
ツクの各端部側に並設され、かつリターンスプリ
ングのばね力に抗して前記上下側ラツクを適宜同
一方向へ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燃機関の吸
・排気弁リフト制御装置。 A pinion fixed to a control shaft, an upper and lower rack that meshes with the pinion in parallel from above and below to rotate the pinion in forward and reverse directions, and a rack that is formed at a predetermined position on each inner surface of the upper and lower racks, and one of the above-mentioned racks. A notch for idling that releases the engagement with the other rack when the rack and pinion engage, and a notch for idling that is provided in parallel on each end of the upper and lower racks, and that resists the spring force of the return spring on the upper and lower sides. 1. An intake/exhaust valve lift control device for an internal combustion engine, comprising a multi-stage diaphragm actuator for appropriately moving racks in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616287U JPS63134110U (en) | 1987-02-24 | 1987-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2616287U JPS63134110U (en) | 1987-02-24 | 1987-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63134110U true JPS63134110U (en) | 1988-09-02 |
Family
ID=30826985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2616287U Pending JPS63134110U (en) | 1987-02-24 | 1987-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63134110U (en) |
-
1987
- 1987-02-24 JP JP2616287U patent/JPS63134110U/ja active Pending