JPH0487987U - - Google Patents
Info
- Publication number
- JPH0487987U JPH0487987U JP40646590U JP40646590U JPH0487987U JP H0487987 U JPH0487987 U JP H0487987U JP 40646590 U JP40646590 U JP 40646590U JP 40646590 U JP40646590 U JP 40646590U JP H0487987 U JPH0487987 U JP H0487987U
- Authority
- JP
- Japan
- Prior art keywords
- port
- discharge port
- chamber
- rotor
- oil chamber
- 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
- 238000005192 partition Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
図面は本考案の実施例を示すものであつて、そ
の第１図は本考案の正面図、第２図は本考案の断
面図、第３図は本考案の要部斜視図、第４図はポ
ンプボデイーの一部切除した斜視図、第５図は第
４図−矢視断面図、第６図は浅溝部の別の実
施例の平面図、第７図は第６図−矢視断面図
、第８図はポンプボデイーの正面図、第９図は本
考案の要部斜視図、第１０図乃至第１３図は本考
案の作用を示す略示図、第１４図は従来のトロコ
イドポンプの作用を示す略示図、第１５図は本考
案の別の実施例の正面図、第１６図は第１５図の
作用を示す略示図である。
Ａ……ケーシング、３……ロータ室、３ａ……
円形面、４……吸入ポート、５……吐出ポート、
８……ポート間仕切部、９……浅溝部、１０……
オイルチヤンバ、ｓ……空隙部、１１……アウタ
ーロータ、１２……インナーロータ。
The drawings show an embodiment of the present invention, in which Fig. 1 is a front view of the invention, Fig. 2 is a sectional view of the invention, Fig. 3 is a perspective view of essential parts of the invention, and Fig. 4 is a front view of the invention. 5 is a partially cutaway perspective view of the pump body, FIG. 5 is a cross-sectional view taken in the direction of the arrows in FIG. 4, FIG. Figure 8 is a front view of the pump body, Figure 9 is a perspective view of the main parts of the present invention, Figures 10 to 13 are schematic diagrams showing the operation of the present invention, and Figure 14 is a conventional trochoid pump. FIG. 15 is a front view of another embodiment of the present invention, and FIG. 16 is a schematic diagram showing the operation of FIG. 15. A...Casing, 3...Rotor chamber, 3a...
circular surface, 4...suction port, 5...discharge port,
8... Port partition part, 9... Shallow groove part, 10...
Oil chamber, s...Gap, 11...Outer rotor, 12...Inner rotor.
Claims (1)
ート間仕切部を介して吸入ポート及び吐出ポート
を形成し、該吐出ポートの始点側端部に浅溝部を
介してオイルチヤンバを形成したことを特徴とし
たトロコイド型オイルポンプ。 (2) ケーシングのロータ室の円形面に左右にポ
ート間仕切部を介して吸入ポート及び吐出ポート
を形成し、該吐出ポートの始点側端部に浅溝部を
介してオイルチヤンバを形成し、アウターロータ
とインナーロータにて形成する空隙部が略最大容
積となるポート間仕切部で、その空隙部と吸入ポ
ート端とオイルチヤンバ端とが連通するようにし
たことを特徴としたトロコイド型オイルポンプ。[Claims for Utility Model Registration] (1) A suction port and a discharge port are formed on the circular surface of the rotor chamber of the casing through port partitions on the left and right, and a shallow groove is formed at the end of the discharge port on the starting point side. A trochoid type oil pump characterized by the formation of an oil chamber. (2) A suction port and a discharge port are formed on the circular surface of the rotor chamber of the casing through port partitions on the left and right, and an oil chamber is formed at the starting point side end of the discharge port through a shallow groove, and the oil chamber is connected to the outer rotor. A trochoid oil pump characterized in that a port partition portion in which a gap formed by an inner rotor has a substantially maximum volume allows communication between the gap, a suction port end, and an oil chamber end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990406465U JP2565918Y2 (en) | 1990-12-17 | 1990-12-17 | Swing door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990406465U JP2565918Y2 (en) | 1990-12-17 | 1990-12-17 | Swing door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0487987U true JPH0487987U (en) | 1992-07-30 |
| JP2565918Y2 JP2565918Y2 (en) | 1998-03-25 |
Family
ID=31883704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990406465U Expired - Lifetime JP2565918Y2 (en) | 1990-12-17 | 1990-12-17 | Swing door |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2565918Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5667179U (en) * | 1979-10-30 | 1981-06-04 | ||
| JPS6212788U (en) * | 1985-07-06 | 1987-01-26 |
-
1990
- 1990-12-17 JP JP1990406465U patent/JP2565918Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5667179U (en) * | 1979-10-30 | 1981-06-04 | ||
| JPS6212788U (en) * | 1985-07-06 | 1987-01-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2565918Y2 (en) | 1998-03-25 |