JPS6451737U - - Google Patents
Info
- Publication number
- JPS6451737U JPS6451737U JP14537687U JP14537687U JPS6451737U JP S6451737 U JPS6451737 U JP S6451737U JP 14537687 U JP14537687 U JP 14537687U JP 14537687 U JP14537687 U JP 14537687U JP S6451737 U JPS6451737 U JP S6451737U
- Authority
- JP
- Japan
- Prior art keywords
- stroke
- timing
- variable
- view
- valve
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Valve Device For Special Equipments (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は動弁機構の側面断面図、第２図はカム
シヤフトを取除いたところを示す第１図の平面図
、第３図はカムシヤフトの平面図、第４図は油圧
アジヤスタの側面断面図、第５図は動弁機構の別
の実施例の側面断面図、第６図は内燃機関の全体
図、第７図は吸気弁および排気弁の開弁期間を示
す線図、第８図は吸排気弁の開弁期間、噴射期間
および点火時期を示すタイムチヤート、第９図は
本考案による運転制御を実行するためのフローチ
ヤートを示す。
４４…第１ロツカーアーム、４５…第２ロツカ
ーアーム、４８…ロツカーシヤフト、５０…カム
シヤフト、５１…カム、５２，５３…カム山、５
６…制御ロツド。
Fig. 1 is a side sectional view of the valve mechanism, Fig. 2 is a plan view of Fig. 1 with the camshaft removed, Fig. 3 is a plan view of the camshaft, and Fig. 4 is a side sectional view of the hydraulic adjuster. , FIG. 5 is a side sectional view of another embodiment of the valve mechanism, FIG. 6 is an overall view of the internal combustion engine, FIG. 7 is a diagram showing the opening periods of the intake valve and exhaust valve, and FIG. 8 is a diagram showing the opening period of the intake valve and exhaust valve. FIG. 9 is a time chart showing the opening period of the intake and exhaust valves, the injection period and the ignition timing, and FIG. 9 is a flow chart for executing the operation control according to the present invention. 44... First rocker arm, 45... Second rocker arm, 48... Rocker shaft, 50... Camshaft, 51... Cam, 52, 53... Cam mountain, 5
6...Control rod.
Claims (1)
開閉タイミングを２ストローク用のタイミング或
いは４ストローク用のタイミングに選択的に切換
え可能な可変タイミング機構を具備し、機関の運
転状態に応じて選択的に２ストローク運転或いは
４ストローク運転を行なうようにした２ストロー
ク・４ストローク可変内燃機関。 Equipped with a variable timing mechanism that can selectively switch the opening and closing timing of the intake valve and exhaust valve to 2-stroke timing or 4-stroke timing according to the engine operating condition. A 2-stroke/4-stroke variable internal combustion engine that performs 2-stroke or 4-stroke operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14537687U JPH0639064Y2 (en) | 1987-09-25 | 1987-09-25 | 2-stroke / 4-stroke variable internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14537687U JPH0639064Y2 (en) | 1987-09-25 | 1987-09-25 | 2-stroke / 4-stroke variable internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6451737U true JPS6451737U (en) | 1989-03-30 |
| JPH0639064Y2 JPH0639064Y2 (en) | 1994-10-12 |
Family
ID=31413908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14537687U Expired - Lifetime JPH0639064Y2 (en) | 1987-09-25 | 1987-09-25 | 2-stroke / 4-stroke variable internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639064Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020183708A (en) * | 2019-04-30 | 2020-11-12 | 株式会社オティックス | Variable valve mechanism of internal combustion engine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101509717B1 (en) * | 2013-10-14 | 2015-04-07 | 현대자동차 주식회사 | Engine of variable stroke type |
-
1987
- 1987-09-25 JP JP14537687U patent/JPH0639064Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020183708A (en) * | 2019-04-30 | 2020-11-12 | 株式会社オティックス | Variable valve mechanism of internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0639064Y2 (en) | 1994-10-12 |
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