JPS6439488U - - Google Patents
Info
- Publication number
- JPS6439488U JPS6439488U JP13430787U JP13430787U JPS6439488U JP S6439488 U JPS6439488 U JP S6439488U JP 13430787 U JP13430787 U JP 13430787U JP 13430787 U JP13430787 U JP 13430787U JP S6439488 U JPS6439488 U JP S6439488U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- circumferential surface
- ring member
- trochoid
- internal teeth
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Rotary Pumps (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
トロコイドポンプの正面図、第２図は同縦断面図
、第３図および第４図はそれぞれインナギヤおよ
びアウタギヤと発生する動圧との関係を示す図、
第５図はロータ溝の断面図である。
１……ポンプ、２……ハウジング、６……イン
ナギヤ、８……アウタギヤ、１８……アウタスリ
ーブ、１９……インナスリーブ、２０，２１……
オイル溜り部。
The drawings show an embodiment of the present invention. Fig. 1 is a front view of the trochoid pump, Fig. 2 is a longitudinal sectional view thereof, and Figs. 3 and 4 are diagrams showing the relationship between the inner gear, the outer gear, and the dynamic pressure generated. A diagram showing the relationship,
FIG. 5 is a sectional view of the rotor groove. 1... Pump, 2... Housing, 6... Inner gear, 8... Outer gear, 18... Outer sleeve, 19... Inner sleeve, 20, 21...
Oil reservoir.
Claims (1)
油室を画成する外歯を有するインナギヤとを備え
たトロコイドポンプにおいて、上記アウタギヤの
外側またはインナギヤの内側の少なくとも一方に
リング部材が設けられ、該リング部材の上記ギヤ
に面する周面が多円弧状となつており、上記リン
グ部材の周面とアウタギヤの外周面との間または
上記リング部材の周面とインナギヤの内周面との
間のうち少なくとも一方にオイル溜め部が形成さ
れていることを特徴とするトロコイドポンプ。 In a trochoid pump comprising an outer gear having internal teeth and an inner gear having external teeth that engages with the internal teeth to define an oil chamber, a ring member is provided on at least one of the outside of the outer gear or the inside of the inner gear. The circumferential surface of the ring member facing the gear has a multi-arc shape, and there is a gap between the circumferential surface of the ring member and the outer circumferential surface of the outer gear or between the circumferential surface of the ring member and the inner circumferential surface of the inner gear. A trochoid pump characterized in that an oil reservoir is formed in at least one of the spaces between the trochoid pumps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987134307U JPH0537028Y2 (en) | 1987-09-02 | 1987-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987134307U JPH0537028Y2 (en) | 1987-09-02 | 1987-09-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6439488U true JPS6439488U (en) | 1989-03-09 |
| JPH0537028Y2 JPH0537028Y2 (en) | 1993-09-20 |
Family
ID=31392946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987134307U Expired - Lifetime JPH0537028Y2 (en) | 1987-09-02 | 1987-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0537028Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011236864A (en) * | 2010-05-13 | 2011-11-24 | Daihatsu Motor Co Ltd | Oil pump |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55132416A (en) * | 1979-04-03 | 1980-10-15 | Ntn Toyo Bearing Co Ltd | Fluid journal bearing |
| JPS61171885U (en) * | 1985-04-15 | 1986-10-25 |
-
1987
- 1987-09-02 JP JP1987134307U patent/JPH0537028Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55132416A (en) * | 1979-04-03 | 1980-10-15 | Ntn Toyo Bearing Co Ltd | Fluid journal bearing |
| JPS61171885U (en) * | 1985-04-15 | 1986-10-25 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011236864A (en) * | 2010-05-13 | 2011-11-24 | Daihatsu Motor Co Ltd | Oil pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0537028Y2 (en) | 1993-09-20 |