JPS6043702U - Pressure control device for switching valves - Google Patents

Pressure control device for switching valves

Info

Publication number
JPS6043702U
JPS6043702U JP13659883U JP13659883U JPS6043702U JP S6043702 U JPS6043702 U JP S6043702U JP 13659883 U JP13659883 U JP 13659883U JP 13659883 U JP13659883 U JP 13659883U JP S6043702 U JPS6043702 U JP S6043702U
Authority
JP
Japan
Prior art keywords
control device
pressure control
switching
switching valves
switching 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.)
Pending
Application number
JP13659883U
Other languages
Japanese (ja)
Inventor
馬場　賢司
Original Assignee
内田油圧機器工業株式会社
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 内田油圧機器工業株式会社 filed Critical 内田油圧機器工業株式会社
Priority to JP13659883U priority Critical patent/JPS6043702U/en
Publication of JPS6043702U publication Critical patent/JPS6043702U/en
Pending legal-status Critical Current

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  • Servomotors (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 drawings]

第１図は従来例の線図、第２図は本考案の実施例の線図
、第３図はその要部の具体例の断面図、第４図は開閉手
段の変形例の線図、第５図はその具体例の断面図である
。 １・・・ポンプ、２・・・アクチュエータ、３・・・主
回路、４・・・電磁比例切換弁、５・・・シーケンス弁
、６・・・ベントポート、７・・・タンク、８・・・開
閉手段。FIG. 1 is a diagram of a conventional example, FIG. 2 is a diagram of an embodiment of the present invention, FIG. 3 is a sectional view of a specific example of the main part thereof, and FIG. 4 is a diagram of a modified example of the opening/closing means. FIG. 5 is a sectional view of a specific example thereof. DESCRIPTION OF SYMBOLS 1... Pump, 2... Actuator, 3... Main circuit, 4... Solenoid proportional switching valve, 5... Sequence valve, 6... Vent port, 7... Tank, 8...・Opening/closing means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ポンプ１からアクチュエータ２への主回路３に電磁比例
切換弁４を設けると共に該切換弁４の前０　　　　方の
主回路３に該切換弁４の切換用パイロット圧を確保する
シーケンス弁５を介在させる式のものに於て、該シーケ
ンス弁５をベントポート６を備えたバランスピストン形
のもので構成し、該ポート６を前記比例切換弁４の中立
位置ではタンク７へと開く開閉手段８に接続して成る切
換弁用圧力制御装置。An electromagnetic proportional switching valve 4 is provided in the main circuit 3 from the pump 1 to the actuator 2, and a sequence valve 5 for securing pilot pressure for switching the switching valve 4 is interposed in the main circuit 3 in front of the switching valve 4. In the type, the sequence valve 5 is composed of a balanced piston type having a vent port 6, and the port 6 is connected to an opening/closing means 8 that opens to a tank 7 in the neutral position of the proportional switching valve 4. Pressure control device for switching valves.
JP13659883U 1983-09-05 1983-09-05 Pressure control device for switching valves Pending JPS6043702U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13659883U JPS6043702U (en) 1983-09-05 1983-09-05 Pressure control device for switching valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13659883U JPS6043702U (en) 1983-09-05 1983-09-05 Pressure control device for switching valves

Publications (1)

Publication Number Publication Date
JPS6043702U true JPS6043702U (en) 1985-03-27

Family

ID=30307080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13659883U Pending JPS6043702U (en) 1983-09-05 1983-09-05 Pressure control device for switching valves

Country Status (1)

Country Link
JP (1) JPS6043702U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737103B2 (en) * 1975-08-19 1982-08-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737103B2 (en) * 1975-08-19 1982-08-07

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