JPS63118317U - - Google Patents
Info
- Publication number
- JPS63118317U JPS63118317U JP900887U JP900887U JPS63118317U JP S63118317 U JPS63118317 U JP S63118317U JP 900887 U JP900887 U JP 900887U JP 900887 U JP900887 U JP 900887U JP S63118317 U JPS63118317 U JP S63118317U
- Authority
- JP
- Japan
- Prior art keywords
- cam
- fuel injection
- injection cam
- valve
- tappet
- 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
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 claims 4
- 230000009977 dual effect Effects 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は要部を縦断した本考案の一実施例に係
る油冷エンジンの背面図、第２図はその背面図、
第３図は第２図の―線断面図、第４図はシリ
ンダブロツクの平面図、第５図は本考案に係る油
冷エンジンであつて油冷されないシリンダヘツド
に代えて一部分が油冷されるシリンダヘツドを組
み付けた油冷エンジンの要部を縦断した背面図で
ある。
１……エンジン、２……クランク室、３……カ
ム軸、４……タペツト支持壁、５……吸気弁用動
弁カム、６……排気弁用動弁カム、７……吸気弁
用タペツト、８……排気弁用タペツト、９，１０
……タペツト孔、１１……燃料噴射カム、１２…
…燃料噴射カム１１のカム周面、１３……タペツ
ト支持壁４の下面、１４……潤滑油戻り路、１５
……潤滑油戻り路１３の出口。
FIG. 1 is a rear view of an oil-cooled engine according to an embodiment of the present invention, with main parts cut longitudinally, FIG. 2 is a rear view thereof,
Fig. 3 is a sectional view taken along the line - - in Fig. 2, Fig. 4 is a plan view of the cylinder block, and Fig. 5 is an oil-cooled engine according to the present invention, in which a portion of the cylinder head is cooled with oil instead of the cylinder head which is not cooled with oil. FIG. 2 is a longitudinally sectional rear view of the main parts of an oil-cooled engine with a cylinder head assembled therein. 1... Engine, 2... Crank chamber, 3... Camshaft, 4... Tappet support wall, 5... Valve operating cam for intake valves, 6... Valve operating cam for exhaust valves, 7... For intake valves. Tappet, 8... Exhaust valve tappet, 9, 10
... Tappet hole, 11 ... Fuel injection cam, 12 ...
... Cam peripheral surface of fuel injection cam 11, 13 ... Lower surface of tapepet support wall 4, 14 ... Lubricating oil return path, 15
...The exit of the lubricating oil return path 13.
Claims (1)
カム軸３の上側にタペツト支持壁４を形成し、カ
ム軸３に吸気弁用動弁カム５と排気弁用動弁カム
６とを適当な間隔を置いて形成し、各動弁カム５
，６で駆動される吸気弁用タペツト７及び排気弁
用タペツト８をタペツト支持壁４の各タペツト孔
９，１０に摺動自在に内嵌し、両動弁カム５，６
の中間部に燃料噴射カム１１を形成し、燃料噴射
カム１１のカム周面１２に潤滑油を噴射カム潤滑
手段で供給するように構成したエンジンの燃料噴
射カム潤滑装置において、 タペツト支持壁４の下面１３の両タペツト５，
６間の中間箇所に潤滑油戻り路１４の出口１５を
燃料噴射カム１１に上から臨ませて開口すること
により、この潤滑油戻り路１４を前記噴射カム潤
滑手段に兼用したことを特徴とするエンジンの燃
料噴射カム潤滑装置。[Scope of claim for utility model registration] A camshaft 3 is provided in the crank chamber 2 of the engine 1,
A tappet support wall 4 is formed on the upper side of the camshaft 3, and a valve operating cam 5 for an intake valve and a valve operating cam 6 for an exhaust valve are formed on the camshaft 3 at appropriate intervals.
, 6 are slidably fitted into the tappet holes 9, 10 of the tappet support wall 4, and the dual valve cams 5, 6 are driven by the valve cams 5, 6.
In the fuel injection cam lubricating device for an engine, the fuel injection cam 11 is formed in the middle part of the tappet support wall 4, and the lubricating oil is supplied to the cam circumferential surface 12 of the fuel injection cam 11 by an injection cam lubrication means. Both tappets 5 on the lower surface 13,
The outlet 15 of the lubricating oil return path 14 is opened at an intermediate point between the two lubrication paths 6 and 6 so as to face the fuel injection cam 11 from above, so that the lubricating oil return path 14 is also used as the injection cam lubrication means. Engine fuel injection cam lubrication system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987009008U JPH0536971Y2 (en) | 1987-01-23 | 1987-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987009008U JPH0536971Y2 (en) | 1987-01-23 | 1987-01-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63118317U true JPS63118317U (en) | 1988-07-30 |
| JPH0536971Y2 JPH0536971Y2 (en) | 1993-09-20 |
Family
ID=30793917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987009008U Expired - Lifetime JPH0536971Y2 (en) | 1987-01-23 | 1987-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536971Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010812U (en) * | 1983-07-04 | 1985-01-25 | ヤンマーディーゼル株式会社 | Valve arm lubrication return mechanism |
| JPS6155112U (en) * | 1984-09-14 | 1986-04-14 |
-
1987
- 1987-01-23 JP JP1987009008U patent/JPH0536971Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010812U (en) * | 1983-07-04 | 1985-01-25 | ヤンマーディーゼル株式会社 | Valve arm lubrication return mechanism |
| JPS6155112U (en) * | 1984-09-14 | 1986-04-14 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0536971Y2 (en) | 1993-09-20 |
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