JPH0450573U - - Google Patents

Info

Publication number
JPH0450573U
JPH0450573U JP9315790U JP9315790U JPH0450573U JP H0450573 U JPH0450573 U JP H0450573U JP 9315790 U JP9315790 U JP 9315790U JP 9315790 U JP9315790 U JP 9315790U JP H0450573 U JPH0450573 U JP H0450573U
Authority
JP
Japan
Prior art keywords
hydraulic
amount
sets
oil
control valve
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
JP9315790U
Other languages
Japanese (ja)
Other versions
JP2536497Y2 (en
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 filed Critical
Priority to JP1990093157U priority Critical patent/JP2536497Y2/en
Publication of JPH0450573U publication Critical patent/JPH0450573U/ja
Application granted granted Critical
Publication of JP2536497Y2 publication Critical patent/JP2536497Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図はこの考案による全油圧式ステアリング
システムのシステム説明図、第２図は第１図の実
施例における機関回転速度と油圧ポンプ吐出油量
との関係を示すグラフ、第３図は従来の全油圧式
ステアリングシステムのシステム説明図、第４図
は第３図のシステムにおける機関回転速度と、油
圧ポンプ吐出油量との関係を示すグラフである。 ４０……ステアリング制御弁、５０……プライ
オリテイバルブ、１００……プライオリテイバル
ブＢ、１１０……応援ポンプ、１２０……ステア
リングポンプ。 Figure 1 is a system explanatory diagram of the all-hydraulic steering system according to this invention, Figure 2 is a graph showing the relationship between the engine rotation speed and the amount of oil discharged by the hydraulic pump in the embodiment of Figure 1, and Figure 3 is the conventional system. FIG. 4, which is a system explanatory diagram of the all-hydraulic steering system, is a graph showing the relationship between the engine rotation speed and the amount of oil discharged from the hydraulic pump in the system of FIG. 3. 40... Steering control valve, 50... Priority valve, 100... Priority valve B, 110... Support pump, 120... Steering pump.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 全油圧式ステアリングシステムの油圧回路にお
いて、方向制御弁とメータリングユニツトとから
成る全油圧式パワーステアリング制御弁への供給
油量を、吐出油容量の小さい油圧ポンプ及びプラ
イオリテイバルブを各２組設け、該２組の油圧ポ
ンプ及びプライオリテイバルブを順次作動して油
量を制御することを特徴とした、全油圧式ステア
リングシステムの油圧回路。 In the hydraulic circuit of the all-hydraulic steering system, two sets each of hydraulic pumps and priority valves with small discharge oil capacity are installed to control the amount of oil supplied to the all-hydraulic power steering control valve, which consists of a directional control valve and a metering unit. A hydraulic circuit for a fully hydraulic steering system, characterized in that the two sets of hydraulic pumps and priority valves are operated in sequence to control the amount of oil.
JP1990093157U 1990-09-06 1990-09-06 Hydraulic circuit of all hydraulic steering system Expired - Lifetime JP2536497Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990093157U JP2536497Y2 (en) 1990-09-06 1990-09-06 Hydraulic circuit of all hydraulic steering system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990093157U JP2536497Y2 (en) 1990-09-06 1990-09-06 Hydraulic circuit of all hydraulic steering system

Publications (2)

Publication Number Publication Date
JPH0450573U true JPH0450573U (en) 1992-04-28
JP2536497Y2 JP2536497Y2 (en) 1997-05-21

Family

ID=31830152

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990093157U Expired - Lifetime JP2536497Y2 (en) 1990-09-06 1990-09-06 Hydraulic circuit of all hydraulic steering system

Country Status (1)

Country Link
JP (1) JP2536497Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58123903U (en) * 1982-02-16 1983-08-23 三菱重工業株式会社 hydraulic control circuit
JPS6053681U (en) * 1983-09-22 1985-04-15 株式会社小松製作所 Hydraulic circuit for steering and work equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58123903U (en) * 1982-02-16 1983-08-23 三菱重工業株式会社 hydraulic control circuit
JPS6053681U (en) * 1983-09-22 1985-04-15 株式会社小松製作所 Hydraulic circuit for steering and work equipment

Also Published As

Publication number Publication date
JP2536497Y2 (en) 1997-05-21

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term