JPS59106772U - Vibration prevention device for control valves for power steering equipment - Google Patents
Vibration prevention device for control valves for power steering equipmentInfo
- Publication number
- JPS59106772U JPS59106772U JP19938682U JP19938682U JPS59106772U JP S59106772 U JPS59106772 U JP S59106772U JP 19938682 U JP19938682 U JP 19938682U JP 19938682 U JP19938682 U JP 19938682U JP S59106772 U JPS59106772 U JP S59106772U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- annular groove
- prevention device
- linked
- 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.)
- Granted
Links
Landscapes
- Multiple-Way Valves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案の一実施例を示す断面図、第2図はロー
タリー型制御弁の作動状態を説明する説明図、第3図は
第1図に示す弁ロータ8の平面図、第4図は作動状態に
おける第1図の要部の拡大断面図である。
1・・・・・・入力軸、2・・・・・・ボールねじ軸、
4・・・・・・シリンダ、5・・・・・・ピストン、8
・・・・・・弁ロータ、9・・・・・・弁スリーブ、2
0・・・・・・環状溝、21・・・・・・ダンパーシー
ル、22.23・・・・・・連通溝。
2415
8 12 15 20
第4図
、−(\
20 21aFIG. 1 is a sectional view showing one embodiment of the present invention, FIG. 2 is an explanatory view explaining the operating state of a rotary type control valve, FIG. 3 is a plan view of the valve rotor 8 shown in FIG. 1, and FIG. The figure is an enlarged sectional view of the main part of FIG. 1 in an operating state. 1...Input shaft, 2...Ball screw shaft,
4...Cylinder, 5...Piston, 8
...Valve rotor, 9...Valve sleeve, 2
0... Annular groove, 21... Damper seal, 22.23... Communication groove. 2415 8 12 15 20 Fig. 4, -(\ 20 21a
Claims (1)
出力軸と、上記入力軸と出力軸とのいずれか一方に連動
した弁スリーブと他方に連動して弁スリーブ内に相対回
転可能に嵌合した弁口−・夕とを備え、これら弁スリー
ブと弁ロータとの相対回転に応じてパワーシリンダへの
圧力流体の給排を制御する制御弁と、上記弁ロータの外
周に形成した環状溝と、この環状溝内に配設したダンパ
ーシールとを備える動力舵取装置用制御弁の振動防止装
置において、上記環状溝の両側における弁ロータの外径
とこれに対向する弁スリーブの内径とをそれぞれ一定と
して上記環状溝の両側における弁ロータと弁スリーブ間
の間隙を微少に保持するとともに、弁ロータの外周面に
上記環状溝の一側を高圧側に連通ずる第1連通溝と他側
を低圧側に連通ずる第2連通溝とを形成したことを特徴
とする動力舵取装置用制御弁の振動防止装置。An input shaft linked to the steering wheel, an output shaft linked to the steering wheel, a valve sleeve linked to either one of the input shaft or output shaft, and a valve sleeve linked to the other to allow relative rotation. a control valve having a fitted valve port and a valve rotor and controlling the supply and discharge of pressure fluid to the power cylinder according to the relative rotation between the valve sleeve and the valve rotor; In a vibration prevention device for a control valve for a power steering device comprising a groove and a damper seal disposed within the annular groove, the outer diameter of the valve rotor on both sides of the annular groove and the inner diameter of the valve sleeve facing the same, are kept constant, and the gap between the valve rotor and the valve sleeve on both sides of the annular groove is kept small, and a first communication groove is formed on the outer peripheral surface of the valve rotor to communicate one side of the annular groove with the high pressure side, and the other side is A vibration prevention device for a control valve for a power steering device, characterized in that a second communication groove is formed which communicates with a low pressure side.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19938682U JPS59106772U (en) | 1982-12-31 | 1982-12-31 | Vibration prevention device for control valves for power steering equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19938682U JPS59106772U (en) | 1982-12-31 | 1982-12-31 | Vibration prevention device for control valves for power steering equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59106772U true JPS59106772U (en) | 1984-07-18 |
JPH024860Y2 JPH024860Y2 (en) | 1990-02-06 |
Family
ID=30424917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19938682U Granted JPS59106772U (en) | 1982-12-31 | 1982-12-31 | Vibration prevention device for control valves for power steering equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59106772U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5541941U (en) * | 1978-09-11 | 1980-03-18 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5357604A (en) * | 1976-11-04 | 1978-05-25 | Japanese National Railways<Jnr> | Open-circuit type train detecting device attached to closed-circuit type ac track circuit |
-
1982
- 1982-12-31 JP JP19938682U patent/JPS59106772U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5541941U (en) * | 1978-09-11 | 1980-03-18 |
Also Published As
Publication number | Publication date |
---|---|
JPH024860Y2 (en) | 1990-02-06 |
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