JPH02139178U - - Google Patents
Info
- Publication number
- JPH02139178U JPH02139178U JP4746789U JP4746789U JPH02139178U JP H02139178 U JPH02139178 U JP H02139178U JP 4746789 U JP4746789 U JP 4746789U JP 4746789 U JP4746789 U JP 4746789U JP H02139178 U JPH02139178 U JP H02139178U
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- piston
- rack
- rack shaft
- power steering
- 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
Landscapes
- Sealing Devices (AREA)
Description
第１図および第２図は本考案の一実施例にかか
り、第１図はラツクピニオン式パワーステアリン
グ用シリンダを一部破断で示す正面図、第２図は
ピストン周辺を示す上半部の縦断面図である。ま
た、第３図および第４図は従来例にかかり、第３
図はラツクピニオン式パワーステアリング用シリ
ンダを一部破断で示す正面図、第４図はピストン
周辺を示す上半部の縦断面図である。
１……シリンダチユーブ、２……ラツク軸、３
……ピストン、３Ａ……周溝、１０……シールリ
ング、１１……山頂部、１２……谷部。
Figures 1 and 2 show an embodiment of the present invention, with Figure 1 being a partially cutaway front view of a rack and pinion power steering cylinder, and Figure 2 being a vertical cross-section of the upper half showing the piston area. It is a front view. In addition, FIGS. 3 and 4 relate to the conventional example, and the third
The figure is a partially cutaway front view of the rack and pinion type power steering cylinder, and FIG. 4 is a vertical sectional view of the upper half showing the vicinity of the piston. 1...Cylinder tube, 2...Rack shaft, 3
... Piston, 3A ... Circumferential groove, 10 ... Seal ring, 11 ... Mountain top, 12 ... Valley.
Claims (1)
ツク軸が支持され、このラツク軸の所定位置にピ
ストンが外嵌固定され、このピストンの外周に設
けられた周溝に、前記シリンダチユーブの内周壁
に対して摺接するシールリングが嵌合された構成
のラツクピニオン式パワーステアリング用シリン
ダにおいて、 前記シールリングが周方向に沿つて波形に形成
され、このシールリングにおける両側面の突出部
分がピストンの周溝内側壁にそれぞれ接触させら
れていることを特徴とするラツクピニオン式パワ
ーステアリング用シリンダ。[Claims for Utility Model Registration] A rack shaft is supported to be movable in the axial direction with respect to the cylinder tube, a piston is externally fitted and fixed at a predetermined position on the rack shaft, and a circumferential groove provided on the outer periphery of the piston is provided with a rack shaft. In the rack-pinion power steering cylinder configured to have a seal ring fitted in sliding contact with the inner circumferential wall of the cylinder tube, the seal ring is formed in a wave shape along the circumferential direction, and the seal ring has a wavy shape on both sides of the seal ring. A rack and pinion type power steering cylinder characterized in that the protruding portions are respectively brought into contact with the inner wall of the circumferential groove of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4746789U JPH02139178U (en) | 1989-04-21 | 1989-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4746789U JPH02139178U (en) | 1989-04-21 | 1989-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02139178U true JPH02139178U (en) | 1990-11-20 |
Family
ID=31563418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4746789U Pending JPH02139178U (en) | 1989-04-21 | 1989-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02139178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0565756U (en) * | 1992-02-18 | 1993-08-31 | 株式会社ユニシアジェックス | Cylinder device |
-
1989
- 1989-04-21 JP JP4746789U patent/JPH02139178U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0565756U (en) * | 1992-02-18 | 1993-08-31 | 株式会社ユニシアジェックス | Cylinder device |