JPS6382008U - - Google Patents
Info
- Publication number
- JPS6382008U JPS6382008U JP17687886U JP17687886U JPS6382008U JP S6382008 U JPS6382008 U JP S6382008U JP 17687886 U JP17687886 U JP 17687886U JP 17687886 U JP17687886 U JP 17687886U JP S6382008 U JPS6382008 U JP S6382008U
- Authority
- JP
- Japan
- Prior art keywords
- cam followers
- engine
- cam
- valves
- valve mechanism
- 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 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
Description
第１図は本考案に基づく動弁機構の上面図であ
る。第２図は第１図の矢視図である。第３図第
２図の―線に沿う断面図である。第４図は油
圧回路図である。
１ａ〜１ｃ……吸気弁、２……カム軸、３……
第１カム、４……第２カム、５……第３カム、６
……第１ロツカアーム、７……第２ロツカアーム
、８……第３ロツカアーム、９……ロツカシヤフ
ト、１０ａ，１０ｂ……タペツトねじ、１１ａ，
１１ｂ……ロツクナツト、１２……第１連結装置
、１３……第２連結装置、１４……リテーナ、１
５……バルブスプリング、１６……第１ガイド孔
、１７……第２ガイド孔、１８……小径部、１９
……段部、２０……ピストン、２１……ストツパ
、２２……油圧室、２３……コイルばね、２４…
…作動油供給通路、２５……油路、２６……連通
孔、４０……潤滑油ポンプ、４１……圧力調整装
置、４２……第１電磁弁、４４……リリーフ弁、
４５……吐出通路、４６……リリーフ通路、４７
……オリフイス、４８……背圧通路、４９……第
２電磁弁。
FIG. 1 is a top view of a valve train based on the present invention. FIG. 2 is a view taken along the arrows in FIG. FIG. 3 is a sectional view taken along the line - in FIG. 2. FIG. 4 is a hydraulic circuit diagram. 1a to 1c...Intake valve, 2...Camshaft, 3...
1st cam, 4...2nd cam, 5...3rd cam, 6
...First locking arm, 7... Second locking arm, 8... Third locking arm, 9... Locking shaft, 10a, 10b... Tappet screw, 11a,
11b... Lock nut, 12... First coupling device, 13... Second coupling device, 14... Retainer, 1
5... Valve spring, 16... First guide hole, 17... Second guide hole, 18... Small diameter portion, 19
... Stepped portion, 20 ... Piston, 21 ... Stopper, 22 ... Hydraulic chamber, 23 ... Coil spring, 24 ...
... Hydraulic oil supply passage, 25 ... Oil passage, 26 ... Communication hole, 40 ... Lubricating oil pump, 41 ... Pressure adjustment device, 42 ... First solenoid valve, 44 ... Relief valve,
45...Discharge passage, 46...Relief passage, 47
... Orifice, 48 ... Back pressure passage, 49 ... Second solenoid valve.
Claims (1)
置され、クランク軸と同期回転するカムによりカ
ムフオロワを介して開弁駆動される３以上の複数
の弁を有する動弁機構に於て、 前記カムフオロワが前記弁にそれぞれ対応して
隣接配置されると共に、 互いに隣接する前記カムフオロワ同士間の連結
及び非連結を選択する切換手段が設けられている
ことを特徴とする内燃機関の動弁機構。[Scope of Claim for Utility Model Registration] An engine that has three or more valves that are installed at the intake or exhaust ports of each combustion chamber of an internal combustion engine and are driven to open via cam followers by a cam that rotates in synchronization with the crankshaft. In the valve mechanism, the cam followers are arranged adjacent to each other in correspondence with the valves, and a switching means is provided for selecting connection or non-connection between the adjacent cam followers. Engine valve mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986176878U JPH0324815Y2 (en) | 1986-11-18 | 1986-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986176878U JPH0324815Y2 (en) | 1986-11-18 | 1986-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6382008U true JPS6382008U (en) | 1988-05-30 |
| JPH0324815Y2 JPH0324815Y2 (en) | 1991-05-30 |
Family
ID=31117545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986176878U Expired JPH0324815Y2 (en) | 1986-11-18 | 1986-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0324815Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60192203U (en) * | 1984-05-30 | 1985-12-20 | 三菱自動車工業株式会社 | Valve control device for engine valve system |
-
1986
- 1986-11-18 JP JP1986176878U patent/JPH0324815Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60192203U (en) * | 1984-05-30 | 1985-12-20 | 三菱自動車工業株式会社 | Valve control device for engine valve system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0324815Y2 (en) | 1991-05-30 |
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