JPS5863320U - Internal combustion engine piston cooling system - Google Patents
Internal combustion engine piston cooling systemInfo
- Publication number
- JPS5863320U JPS5863320U JP15927481U JP15927481U JPS5863320U JP S5863320 U JPS5863320 U JP S5863320U JP 15927481 U JP15927481 U JP 15927481U JP 15927481 U JP15927481 U JP 15927481U JP S5863320 U JPS5863320 U JP S5863320U
- Authority
- JP
- Japan
- Prior art keywords
- piston cooling
- combustion engine
- internal combustion
- cooling system
- engine piston
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のピストン冷却構造を示すピストン部の部
分断面図、第２図は本考案の第１の実施例に係る装置の
断面図、第３図は第２図の装置のうちバルブ部分の拡大
断面図、第４図は本考案の作動を示す特性図、第５図は
本考案の第２の実施例に係る装置の部分断面図、第６図
は本考案の第″３の実施例に係る装置の部分断面図、で
ある。
６・・・ピストン、７・・・ピストンピン、８・・・コ
ンロッド、９，１１・・・油通路、１０・・・油溝、１
２・・・バルブ、１３・・・弁体、１４・・・油室、１
５・・・スプリング、１６・・・弁座、１７・・・流入
ボード、１８・・・流出ボート、１９・・・弁体のニー
ドルバルブ、２０・・・ニ −一ドル部、２１・・・
フランジ部、２２．２４・・・連通穴、２３・・・縮径
穴。Fig. 1 is a partial sectional view of a piston part showing a conventional piston cooling structure, Fig. 2 is a sectional view of a device according to a first embodiment of the present invention, and Fig. 3 is a valve portion of the device shown in Fig. 2. 4 is a characteristic diagram showing the operation of the present invention, FIG. 5 is a partial sectional view of a device according to the second embodiment of the present invention, and FIG. 6 is a third embodiment of the present invention. It is a partial sectional view of the device according to the example. 6... Piston, 7... Piston pin, 8... Connecting rod, 9, 11... Oil passage, 10... Oil groove, 1
2... Valve, 13... Valve body, 14... Oil chamber, 1
5... Spring, 16... Valve seat, 17... Inflow board, 18... Outflow boat, 19... Needle valve of valve body, 20... Needle part, 21...・
Flange part, 22.24...Communication hole, 23...Diameter reducing hole.
Claims (1)
中に、低、中速域に対応する油圧にてバルブが開き高速
域に対応する油圧にてバルブが絞られる油量コントロー
ルバルブを設け、該油量コントロールバルブをそのバル
ブストローク方向がピストン運動方向に対してはＳ゛直
角なるように配置したことを特徴とする内燃機関のピス
トン冷却装置。An oil flow control valve is installed in the piston cooling oil feed path formed in the connecting rod, which opens with hydraulic pressure corresponding to low and medium speed ranges and throttles with hydraulic pressure corresponding to high speed ranges. A piston cooling device for an internal combustion engine, characterized in that an oil amount control valve is arranged so that the valve stroke direction is perpendicular to S with respect to the piston movement direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15927481U JPS5863320U (en) | 1981-10-26 | 1981-10-26 | Internal combustion engine piston cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15927481U JPS5863320U (en) | 1981-10-26 | 1981-10-26 | Internal combustion engine piston cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5863320U true JPS5863320U (en) | 1983-04-28 |
Family
ID=29951734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15927481U Pending JPS5863320U (en) | 1981-10-26 | 1981-10-26 | Internal combustion engine piston cooling system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5863320U (en) |
-
1981
- 1981-10-26 JP JP15927481U patent/JPS5863320U/en active Pending
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