JPH0424676U - - Google Patents
Info
- Publication number
- JPH0424676U JPH0424676U JP6477690U JP6477690U JPH0424676U JP H0424676 U JPH0424676 U JP H0424676U JP 6477690 U JP6477690 U JP 6477690U JP 6477690 U JP6477690 U JP 6477690U JP H0424676 U JPH0424676 U JP H0424676U
- Authority
- JP
- Japan
- Prior art keywords
- oil seal
- drive shaft
- axial piston
- piston pump
- hydraulic axial
- 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
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 2
Landscapes
- Reciprocating Pumps (AREA)
Description
第１図は本考案の実施例の油圧用アキシヤルピ
ストンポンプのシール装置の断面図、第２図は従
来の油圧用アキシヤルピストンポンプのシール装
置の断面図である。
図中、１，１１は駆動軸、２はセラミツク製ブ
ツシユ、３はハウジング、４はポンプケーシング
、５は軸受、６はオイルシール、８はピストン、
を示す。
FIG. 1 is a sectional view of a sealing device for a hydraulic axial piston pump according to an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional sealing device for a hydraulic axial piston pump. In the figure, 1 and 11 are drive shafts, 2 is a ceramic bushing, 3 is a housing, 4 is a pump casing, 5 is a bearing, 6 is an oil seal, 8 is a piston,
shows.
Claims (1)
イルシール装置において、駆動軸のオイルシール
接触面が３mm〜８mmのセラミツク層であることを
特徴とする油圧用ピストンポンプのシール装置。 1. An oil seal device for a drive shaft of a hydraulic axial piston pump, wherein the oil seal contact surface of the drive shaft is a ceramic layer with a thickness of 3 mm to 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6477690U JPH0424676U (en) | 1990-06-19 | 1990-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6477690U JPH0424676U (en) | 1990-06-19 | 1990-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0424676U true JPH0424676U (en) | 1992-02-27 |
Family
ID=31596020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6477690U Pending JPH0424676U (en) | 1990-06-19 | 1990-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424676U (en) |
-
1990
- 1990-06-19 JP JP6477690U patent/JPH0424676U/ja active Pending
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