JPH02126086U - - Google Patents
Info
- Publication number
- JPH02126086U JPH02126086U JP3453889U JP3453889U JPH02126086U JP H02126086 U JPH02126086 U JP H02126086U JP 3453889 U JP3453889 U JP 3453889U JP 3453889 U JP3453889 U JP 3453889U JP H02126086 U JPH02126086 U JP H02126086U
- Authority
- JP
- Japan
- Prior art keywords
- crankshaft
- fitting portion
- fitting hole
- elastic body
- inner rotor
- 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
Description
第１図は本考案のオイルポンプの実施例を示す
断面図、第２図は同要部の縦断面図、第３図は他
の実施例を示す断面図である。
３……アウタロータ、４……インナロータ、５
……嵌合孔、６……クランク軸嵌合部、１２……
弾性体、ａ……隙間。
FIG. 1 is a cross-sectional view showing an embodiment of the oil pump of the present invention, FIG. 2 is a longitudinal cross-sectional view of the same essential parts, and FIG. 3 is a cross-sectional view showing another embodiment. 3... Outer rotor, 4... Inner rotor, 5
...Fitting hole, 6...Crankshaft fitting part, 12...
Elastic body, a... gap.
Claims (1)
心の２面幅形状の嵌合孔に、上記嵌合孔と同一形
状に形成されたクランク軸嵌合部を一体的に嵌合
するオイルポンプにおいて、 上記インナロータの嵌合孔と上記クランク軸嵌
合部との隙間の全域に、筒状の弾性体を介設する
ことを特徴とするオイルポンプ。 (2) 上記弾性体は、内径を上記クランク軸嵌合
部の外径よりも若干小さめに設定して上記インナ
ロータの嵌合孔に固着し、 上記弾性体に上記クランク軸嵌合部をしばり嵌
めして緊密に嵌着することを特徴とする請求項(1
)記載のオイルポンプ。[Claims for Utility Model Registration] (1) A crankshaft fitting portion formed in the same shape as the fitting hole is integrally fitted into a fitting hole having a width across flats at the center of the inner rotor inscribed in the outer rotor. What is claimed is: 1. A cylindrical elastic body interposed in the entire gap between the fitting hole of the inner rotor and the crankshaft fitting portion. (2) The elastic body has an inner diameter slightly smaller than the outer diameter of the crankshaft fitting portion, and is fixed to the fitting hole of the inner rotor, and the crankshaft fitting portion is tightly fitted into the elastic body. Claim (1) characterized in that they fit tightly together.
) listed oil pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3453889U JPH02126086U (en) | 1989-03-27 | 1989-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3453889U JPH02126086U (en) | 1989-03-27 | 1989-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02126086U true JPH02126086U (en) | 1990-10-17 |
Family
ID=31539097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3453889U Pending JPH02126086U (en) | 1989-03-27 | 1989-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02126086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016017507A (en) * | 2014-07-11 | 2016-02-01 | アイシン精機株式会社 | Oil pump |
-
1989
- 1989-03-27 JP JP3453889U patent/JPH02126086U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016017507A (en) * | 2014-07-11 | 2016-02-01 | アイシン精機株式会社 | Oil pump |