JPS6226590U - - Google Patents
Info
- Publication number
- JPS6226590U JPS6226590U JP11692285U JP11692285U JPS6226590U JP S6226590 U JPS6226590 U JP S6226590U JP 11692285 U JP11692285 U JP 11692285U JP 11692285 U JP11692285 U JP 11692285U JP S6226590 U JPS6226590 U JP S6226590U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- oil pump
- suction
- passage
- suction passage
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 2
Landscapes
- Rotary Pumps (AREA)
Description
第１図は本考案の実施例を示すオイルポンプの
側断面図、第２図は第１図におけるロータとオイ
ル通路の配置を示す正面図、第３図は同アウタロ
ータの斜視図、第４図は従来の内燃機関用オイル
ポンプの側断面図である。
図の主要部分の説明、１１…オイルポンプボデ
ー、１３…シヤフト、１４…インナロータ、１７
…カバー、１８…吸込口、１９…吸込ポート（吸
込通路）、２０…吐出口、２１…吐出ポート（吐
出通路）、２２…アウタロータ、２３…一端面、
２４…溝、２５…ロータ室。
Fig. 1 is a side sectional view of an oil pump showing an embodiment of the present invention, Fig. 2 is a front view showing the arrangement of the rotor and oil passages in Fig. 1, Fig. 3 is a perspective view of the outer rotor, and Fig. 4. 1 is a side sectional view of a conventional oil pump for an internal combustion engine. Explanation of main parts of the figure, 11...Oil pump body, 13...Shaft, 14...Inner rotor, 17
...cover, 18...suction port, 19...suction port (suction passage), 20...discharge port, 21...discharge port (discharge passage), 22...outer rotor, 23...one end surface,
24...Groove, 25...Rotor chamber.
Claims (1)
るシヤフトの他端にインナロータを固着し、該イ
ンナロータに噛合うアウタロータがボデーと共に
吸込、吐出通路を形成するカバーに支承されてい
るトロコイド式オイルポンプにおいて、前記吸込
通路及び吐出通路に前記ロータの一端面が突出し
ており、かつアウタロータの外周の一部に、前記
吸込通路に突出している部分だけの深さの溝を、
該ロータ歯底に繋がるまで設けたことを特徴とす
る内燃機関用オイルポンプ。 In the trochoidal oil pump, an inner rotor is fixed to the other end of a shaft rotatably supported by an oil pump body, and an outer rotor that meshes with the inner rotor is supported by a cover that forms suction and discharge passages together with the body. One end surface of the rotor protrudes into the suction passage and the discharge passage, and a groove is formed in a part of the outer periphery of the outer rotor with a depth corresponding to the part protruding into the suction passage,
An oil pump for an internal combustion engine, characterized in that the oil pump is provided so as to connect to the bottom of the teeth of the rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11692285U JPS6226590U (en) | 1985-07-30 | 1985-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11692285U JPS6226590U (en) | 1985-07-30 | 1985-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6226590U true JPS6226590U (en) | 1987-02-18 |
Family
ID=31001962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11692285U Pending JPS6226590U (en) | 1985-07-30 | 1985-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6226590U (en) |
-
1985
- 1985-07-30 JP JP11692285U patent/JPS6226590U/ja active Pending