JPH01142501U - - Google Patents
Info
- Publication number
- JPH01142501U JPH01142501U JP3907488U JP3907488U JPH01142501U JP H01142501 U JPH01142501 U JP H01142501U JP 3907488 U JP3907488 U JP 3907488U JP 3907488 U JP3907488 U JP 3907488U JP H01142501 U JPH01142501 U JP H01142501U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- camshaft
- planetary gear
- ring gear
- holder
- 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 description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
- Gear-Shifting Mechanisms (AREA)
Description
第１図は本考案に係る内燃機関のバルブタイミ
ング可変装置の一実施例を示す説明図、第２図は
第１図のリングギヤ近傍を示す縦断面図、第３図
は本考案の内燃機関のバルブタイミング可変装置
によりクランクギヤに対するカムシヤフトの位相
が変化された状態を示す線図、第４図は従来の内
燃機関のバルブタイミング可変装置を示す分解斜
視図、第５図は従来の内燃機関のバルブタイミン
グ可変装置の縦断面図である。
３０……バルブタイミング可変装置、３９……
外歯、４１……リングギヤ、４３……カムシヤフ
ト、４９……遊星歯車ホルダ、５１……内歯、５
３……カムシヤフトギヤ、５５……遊星歯車、５
７……アクチユエータ。
FIG. 1 is an explanatory diagram showing an embodiment of the variable valve timing device for an internal combustion engine according to the present invention, FIG. 2 is a longitudinal sectional view showing the vicinity of the ring gear in FIG. 1, and FIG. A line diagram showing the state in which the phase of the camshaft relative to the crank gear is changed by the variable valve timing device. Fig. 4 is an exploded perspective view showing a conventional variable valve timing device for an internal combustion engine. Fig. 5 shows the valves of a conventional internal combustion engine. FIG. 3 is a longitudinal cross-sectional view of the variable timing device. 30... Valve timing variable device, 39...
External teeth, 41... Ring gear, 43... Camshaft, 49... Planetary gear holder, 51... Internal teeth, 5
3...Camshaft gear, 55...Planetary gear, 5
7... Actuator.
Claims (1)
トにリングギヤを回転自在に配置し、このリング
ギヤの外側にクランクギヤからのトルクが伝達さ
れる外歯を形成し、前記リングギヤの内側に内歯
を形成し、この内歯と前記カムシヤフトに軸着さ
れるカムシヤフトギヤとに噛み合う遊星歯車を、
前記リングギヤと前記カムシヤフトギヤとの間に
設けると共に、前記遊星歯車を軸着し、エンジン
回転数、エンジン負荷に応じてアクチユエータに
より任意の角回動される遊星歯車ホルダを前記カ
ムシヤフトに回動自在に配置したことを特徴とす
る内燃機関のバルブタイミング可変装置。 A ring gear is rotatably arranged on a camshaft in which a cam for opening and closing the valve is formed, external teeth are formed on the outside of the ring gear to which torque from the crank gear is transmitted, and internal teeth are formed on the inside of the ring gear, A planetary gear that meshes with this internal tooth and a camshaft gear that is pivotally connected to the camshaft,
A planetary gear holder is provided between the ring gear and the camshaft gear, and the planetary gear is rotatably mounted on the camshaft, and the planetary gear holder is rotatably rotated by an actuator depending on the engine rotation speed and engine load. A variable valve timing device for an internal combustion engine, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3907488U JPH01142501U (en) | 1988-03-25 | 1988-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3907488U JPH01142501U (en) | 1988-03-25 | 1988-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01142501U true JPH01142501U (en) | 1989-09-29 |
Family
ID=31265601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3907488U Pending JPH01142501U (en) | 1988-03-25 | 1988-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01142501U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020015825A (en) * | 2000-08-23 | 2002-03-02 | 이계안 | An automotive variable valve timing device using planetary gear system |
| JP2019516036A (en) * | 2016-04-15 | 2019-06-13 | ペレス フェルナンデス, アマデオPEREZ FERNANDEZ, Amadeo | Control system for internal combustion engine |
-
1988
- 1988-03-25 JP JP3907488U patent/JPH01142501U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020015825A (en) * | 2000-08-23 | 2002-03-02 | 이계안 | An automotive variable valve timing device using planetary gear system |
| JP2019516036A (en) * | 2016-04-15 | 2019-06-13 | ペレス フェルナンデス, アマデオPEREZ FERNANDEZ, Amadeo | Control system for internal combustion engine |
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