JPS60152577U - power steering system - Google Patents
power steering systemInfo
- Publication number
- JPS60152577U JPS60152577U JP3998584U JP3998584U JPS60152577U JP S60152577 U JPS60152577 U JP S60152577U JP 3998584 U JP3998584 U JP 3998584U JP 3998584 U JP3998584 U JP 3998584U JP S60152577 U JPS60152577 U JP S60152577U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- valve
- reaction force
- power
- worm shaft
- 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
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図は動力かじ取り装置の断面図、第２図はこの考案
の一例のコントロールバルブ部の部分断面図である。
図中＝１・・・ウオームシャフト、３，４・・・圧力室
、５・・・パワーピストン、７・・・ステアリングナツ
ト、１０・・・バルブピストン、２１．２１’・・・主
反力室、２４，２５・・・副反力室、２２，２３・・・
第１オリフイス、２６．２７・・・第２のオリフィス。FIG. 1 is a sectional view of a power steering device, and FIG. 2 is a partial sectional view of a control valve portion of an example of this invention. In the diagram = 1... Worm shaft, 3, 4... Pressure chamber, 5... Power piston, 7... Steering nut, 10... Valve piston, 21.21'... Main reaction force Chamber, 24, 25... Secondary reaction force chamber, 22, 23...
1st orifice, 26.27... 2nd orifice.
Claims (1)
トと、前記ウオームシャフトとステアリングナツトを介
して係合し且つ前記ウオームシャフトに沿って摺動する
パワーピストンと、該パワーピストンのラックと係合す
るセクタシャフトと、前記パワーピストン内に組込まれ
且つ前記ステアリングナツトに固定されたバルブピンに
より作動させられ、前記パワーピストンの両側の圧力室
の一方に圧油を供給制御するコントロールバルブとを有
する動力かじ取り装置において、前記コントロールバル
ブが前記圧力室への油路を切換制御スるバルブピストン
を有し、該バルブピストンの両側部であって且つその内
部に主反力室を有し、前記主反力室が、前記バルブピス
トンの最大ストローク後に、該反力室と向い合う副反力
室とを結ベオリフイスが閉じることを特徴とする動力か
じ取り装置。A worm shaft that interlocks with a steering wheel of a vehicle, a power piston that engages with the worm shaft via a steering nut and slides along the worm shaft, and a sector shaft that engages with a rack of the power piston. a control valve that is operated by a valve pin incorporated in the power piston and fixed to the steering nut, and controls the supply of pressure oil to one of the pressure chambers on both sides of the power piston; The valve has a valve piston that switches and controls an oil path to the pressure chamber, and has main reaction force chambers on both sides of the valve piston and inside the valve piston, and the main reaction force chamber is connected to the valve piston. A power steering device characterized in that, after the maximum stroke of the piston, a valve orifice closes the reaction force chamber and an opposing auxiliary reaction force chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3998584U JPS60152577U (en) | 1984-03-22 | 1984-03-22 | power steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3998584U JPS60152577U (en) | 1984-03-22 | 1984-03-22 | power steering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60152577U true JPS60152577U (en) | 1985-10-11 |
Family
ID=30548442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3998584U Pending JPS60152577U (en) | 1984-03-22 | 1984-03-22 | power steering system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60152577U (en) |
-
1984
- 1984-03-22 JP JP3998584U patent/JPS60152577U/en active Pending
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