JPS6229490U - - Google Patents
Info
- Publication number
- JPS6229490U JPS6229490U JP12046085U JP12046085U JPS6229490U JP S6229490 U JPS6229490 U JP S6229490U JP 12046085 U JP12046085 U JP 12046085U JP 12046085 U JP12046085 U JP 12046085U JP S6229490 U JPS6229490 U JP S6229490U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- combustion engine
- internal combustion
- lubricating
- discharge port
- 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 6
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Description
第１図は本考案実施例を示す内燃機関潤滑用ポ
ンプの縦断面図、第２図は第１図に示す内燃機関
潤滑用ポンプのポンプカバーの正面図、第３図は
吐出圧と吐出流量との関係を示す特性線図、第４
図は従来例を示す内燃機関潤滑用ポンプの縦断面
図である。
符号の説明、１……ポンプボデー、２……ポン
プカバー、４……アウターローター、５……イン
ナーローター、７……駆動軸、８……吸入ポート
、９……吐出ポート、１０……溝。
Fig. 1 is a longitudinal sectional view of a pump for lubricating an internal combustion engine showing an embodiment of the present invention, Fig. 2 is a front view of a pump cover of the pump for lubricating an internal combustion engine shown in Fig. 1, and Fig. 3 is a diagram showing discharge pressure and discharge flow rate. Characteristic diagram showing the relationship between
The figure is a longitudinal sectional view of a conventional internal combustion engine lubricating pump. Explanation of symbols, 1...Pump body, 2...Pump cover, 4...Outer rotor, 5...Inner rotor, 7...Drive shaft, 8...Suction port, 9...Discharge port, 10...Groove .
Claims (1)
された円筒状ポンプ室３内に内接噛み合いする内
歯アウターローター４と外歯インナーローター５
とを設けると共に、前記インナーローター５にポ
ンプボデー１又はポンプカバー２の少なくとも一
方に形成された軸穴６を通して伸びる駆動軸７を
結合し、前記ローター４，５端面に吸入ポート８
及び吐出ポート９を開口させた内燃機関潤滑用ポ
ンプにおいて、前記ポンプボデー１又はポンプカ
バー２の少なくとも一方の側面に、前記軸穴６と
吸入ポート８とを囲んで前記吐出ポート９へ連通
する溝１０を設けたことを特徴とする内燃機関潤
滑用ポンプ。 An internally toothed outer rotor 4 and an externally toothed inner rotor 5 are internally engaged in a cylindrical pump chamber 3 defined by a pump body 1 and a pump cover 2.
A drive shaft 7 extending through a shaft hole 6 formed in at least one of the pump body 1 or the pump cover 2 is coupled to the inner rotor 5, and a suction port 8 is provided on the end surfaces of the rotors 4 and 5.
and a pump for internal combustion engine lubrication with an open discharge port 9, a groove that surrounds the shaft hole 6 and the suction port 8 and communicates with the discharge port 9 on at least one side surface of the pump body 1 or the pump cover 2. A pump for lubricating an internal combustion engine, characterized in that a pump for lubricating an internal combustion engine is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985120460U JPH075267Y2 (en) | 1985-08-06 | 1985-08-06 | Pump for internal combustion engine lubrication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985120460U JPH075267Y2 (en) | 1985-08-06 | 1985-08-06 | Pump for internal combustion engine lubrication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6229490U true JPS6229490U (en) | 1987-02-23 |
| JPH075267Y2 JPH075267Y2 (en) | 1995-02-08 |
Family
ID=31008791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985120460U Expired - Lifetime JPH075267Y2 (en) | 1985-08-06 | 1985-08-06 | Pump for internal combustion engine lubrication |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH075267Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4964903A (en) * | 1972-10-25 | 1974-06-24 |
-
1985
- 1985-08-06 JP JP1985120460U patent/JPH075267Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4964903A (en) * | 1972-10-25 | 1974-06-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH075267Y2 (en) | 1995-02-08 |