JPS59160901U - control valve device - Google Patents

control valve device

Info

Publication number
JPS59160901U
JPS59160901U JP5494883U JP5494883U JPS59160901U JP S59160901 U JPS59160901 U JP S59160901U JP 5494883 U JP5494883 U JP 5494883U JP 5494883 U JP5494883 U JP 5494883U JP S59160901 U JPS59160901 U JP S59160901U
Authority
JP
Japan
Prior art keywords
valve
upstream
switching valve
control valve
tandem
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
Application number
JP5494883U
Other languages
Japanese (ja)
Inventor
隆 新家
月本　年明
Original Assignee
東芝機械株式会社
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 東芝機械株式会社 filed Critical 東芝機械株式会社
Priority to JP5494883U priority Critical patent/JPS59160901U/en
Publication of JPS59160901U publication Critical patent/JPS59160901U/en
Pending legal-status Critical Current

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Landscapes

  • Servomotors (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (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

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

第１図は本考案の一実施例を示す概略断面図、第２図は
第１図に示したＩ−Ｉ線の断面区である。 １・・・制御弁、２・・−・弁体、３．４・・・上流切
換弁、３ａ、４ａ・・・上流スプール、５・・・下流切
換弁、５ａ・・・下流スプール、６．７・・・供給通路
、８．９・・・供給路、１４・・・逆止弁、１５・・・
ロジック弁。FIG. 1 is a schematic sectional view showing an embodiment of the present invention, and FIG. 2 is a sectional view taken along the line I--I shown in FIG. DESCRIPTION OF SYMBOLS 1... Control valve, 2... Valve body, 3.4... Upstream switching valve, 3a, 4a... Upstream spool, 5... Downstream switching valve, 5a... Downstream spool, 6 .7... Supply passage, 8.9... Supply passage, 14... Check valve, 15...
logic valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧ポンプ供給油の流れに対し上流に位置する切換弁と
、この上流切換弁とタンデムに連設された切換弁を有す
る制御弁において、前記上流切換弁のパラレル供給通路
と下流のタンデム切換弁の供給路との間にロジック弁を
装設し、この′ロジック弁の開閉により前記上下流切換
弁間をパラレルおよびタンデム通路に構成することを特
徴とする制御弁装置。In a control valve having a switching valve located upstream with respect to the flow of hydraulic pump supply oil, and a switching valve connected in tandem with the upstream switching valve, a parallel supply passage of the upstream switching valve and a downstream tandem switching valve are provided. A control valve device characterized in that a logic valve is installed between the supply path and the logic valve, and by opening and closing the logic valve, a parallel passage and a tandem passage are formed between the upstream and downstream switching valves.
JP5494883U 1983-04-13 1983-04-13 control valve device Pending JPS59160901U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5494883U JPS59160901U (en) 1983-04-13 1983-04-13 control valve device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5494883U JPS59160901U (en) 1983-04-13 1983-04-13 control valve device

Publications (1)

Publication Number Publication Date
JPS59160901U true JPS59160901U (en) 1984-10-27

Family

ID=30185278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5494883U Pending JPS59160901U (en) 1983-04-13 1983-04-13 control valve device

Country Status (1)

Country Link
JP (1) JPS59160901U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116918A (en) * 1981-01-14 1982-07-21 Mitsubishi Heavy Ind Ltd Hydraulic circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116918A (en) * 1981-01-14 1982-07-21 Mitsubishi Heavy Ind Ltd Hydraulic circuit

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