JPS58180767U - Variable flow rate oil pump device for power steering - Google Patents

Variable flow rate oil pump device for power steering

Info

Publication number
JPS58180767U
JPS58180767U JP7763782U JP7763782U JPS58180767U JP S58180767 U JPS58180767 U JP S58180767U JP 7763782 U JP7763782 U JP 7763782U JP 7763782 U JP7763782 U JP 7763782U JP S58180767 U JPS58180767 U JP S58180767U
Authority
JP
Japan
Prior art keywords
oil pump
power steering
pump device
flow rate
variable flow
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
Application number
JP7763782U
Other languages
Japanese (ja)
Other versions
JPH0139661Y2 (en
Inventor
元 小塚
Original Assignee
三菱自動車工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 三菱自動車工業株式会社 filed Critical 三菱自動車工業株式会社
Priority to JP7763782U priority Critical patent/JPS58180767U/en
Publication of JPS58180767U publication Critical patent/JPS58180767U/en
Application granted granted Critical
Publication of JPH0139661Y2 publication Critical patent/JPH0139661Y2/ja
Granted legal-status Critical Current

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のパワーステアリング用オイルポンプ装置
を示す縦断面図、第２図は本案の一実施例を示す縦断面
図、第３−は第２図の作動説明図、第４図は供給流量の
比較図である。 ｂニオイルポンプ、Ｃ：高圧側油路、ｄ：コントロール
バルブ、ｅニスプール室、ｆニオリフイス、ｋ：吐出室
、１：第２オリフイス、２：チャンバ、３：ポート、４
：油圧モータ、４１，４□：管路、５：コントロールバ
ルブ、６，８：チャンバ、７：ポート、９：第３オリフ
イス、１０：油路、１６：車速検出器。Fig. 1 is a vertical cross-sectional view showing a conventional power steering oil pump device, Fig. 2 is a longitudinal cross-sectional view showing an embodiment of the present invention, Fig. 3- is an explanatory diagram of the operation of Fig. 2, and Fig. 4 is a supply It is a comparison diagram of flow rate. b Ni oil pump, C: High pressure side oil passage, d: Control valve, e Nispool chamber, f Niorifice, k: Discharge chamber, 1: Second orifice, 2: Chamber, 3: Port, 4
: Hydraulic motor, 41, 4□: Pipe line, 5: Control valve, 6, 8: Chamber, 7: Port, 9: Third orifice, 10: Oil line, 16: Vehicle speed detector.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] オイルポンプの吐出油をフローコントロールバルブのス
プール室、オリフィス、吐出室の順に流通させてパワー
ステアリング機構に供給する構成にしたオイルポンプ装
置において、前記フローコントロールバルブにおけるオ
リフィス前後のスプール室と吐出室間に第２オリフイス
を有するバイパス荀を設け、油圧モータにて制御され前
記バイパス路を開閉するコントロールバルブを前記バイ
パス路内に装備したことに特徴を有するパワーステアリ
ング用の流量可変オイルポンプ装置。In an oil pump device configured to supply oil to a power steering mechanism by circulating oil discharged from the oil pump in the order of a spool chamber, an orifice, and a discharge chamber of a flow control valve, the flow control valve is provided between the spool chamber and the discharge chamber before and after the orifice. A variable flow rate oil pump device for power steering, characterized in that a bypass shaft having a second orifice is provided in the bypass passage, and a control valve controlled by a hydraulic motor to open and close the bypass passage is installed in the bypass passage.
JP7763782U 1982-05-28 1982-05-28 Variable flow rate oil pump device for power steering Granted JPS58180767U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7763782U JPS58180767U (en) 1982-05-28 1982-05-28 Variable flow rate oil pump device for power steering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7763782U JPS58180767U (en) 1982-05-28 1982-05-28 Variable flow rate oil pump device for power steering

Publications (2)

Publication Number Publication Date
JPS58180767U true JPS58180767U (en) 1983-12-02
JPH0139661Y2 JPH0139661Y2 (en) 1989-11-28

Family

ID=30086887

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7763782U Granted JPS58180767U (en) 1982-05-28 1982-05-28 Variable flow rate oil pump device for power steering

Country Status (1)

Country Link
JP (1) JPS58180767U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49124730A (en) * 1973-02-19 1974-11-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49124730A (en) * 1973-02-19 1974-11-29

Also Published As

Publication number Publication date
JPH0139661Y2 (en) 1989-11-28

Similar Documents

Publication Publication Date Title
JPS58180767U (en) Variable flow rate oil pump device for power steering
JPS6038901U (en) fluid brake device
JPS60165261U (en) Flow control device for power steering device
JPS5822374U (en) Power steering device
JPS5998106U (en) Vehicle hydraulic system
JPS60102172U (en) Fully hydraulic power steering system
JPS58180766U (en) Variable flow rate oil pump device for power steering
JPS5882504U (en) Hydraulic circuit control device
JPS5962345U (en) Hydraulic vibration isolator valve unit
JPS6075613U (en) oil supply device
JPS5899350U (en) Control mechanism of swing motor
JPS60173701U (en) hydraulic drive device
JPS5815580U (en) Power steering flow control device
JPS5893565U (en) Hydraulic control device for power steering device
JPS6121677U (en) Pulsation prevention mechanism of power steering device
JPS58191393U (en) Power steering oil pump flow control device
JPS58119817U (en) oil filter
JPS5817274U (en) power steering device
JPS59182465U (en) Power steering device flow control valve
JPS5850166U (en) Flow rate control device in actuator oil supply system
JPS5870552U (en) flushing valve
JPS6144360U (en) Power steering working fluid flow control device
JPS5886965U (en) Fluid control valve for refrigeration equipment
JPS6039489U (en) Industrial robot operating speed control valve
JPS6067212U (en) Vehicle height adjustment device