JPH0329788U - - Google Patents

Info

Publication number
JPH0329788U
JPH0329788U JP9082089U JP9082089U JPH0329788U JP H0329788 U JPH0329788 U JP H0329788U JP 9082089 U JP9082089 U JP 9082089U JP 9082089 U JP9082089 U JP 9082089U JP H0329788 U JPH0329788 U JP H0329788U
Authority
JP
Japan
Prior art keywords
pilot
pressure
valve
receiving chamber
fluid
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
JP9082089U
Other languages
Japanese (ja)
Other versions
JPH0738781Y2 (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 JP1989090820U priority Critical patent/JPH0738781Y2/en
Publication of JPH0329788U publication Critical patent/JPH0329788U/ja
Application granted granted Critical
Publication of JPH0738781Y2 publication Critical patent/JPH0738781Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fluid-Driven Valves (AREA)

Description

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

図面は本考案の実施例を示し、第１図及び第２
図は動作状態を示す縦断正面図、第３図Ａ，Ｂは
同要部の拡大図、第４図はチエツク弁を示し、Ａ
は縦断面図、Ｂは右側面図、Ｃは左側面図である
。 １……主弁、２……パイロツト電磁弁、５……
スプール、８……パイロツト供給路、１２……入
口側チエツク弁、１５……受圧室、１６……円板
パツキン。 The drawings show embodiments of the invention, and FIGS.
The figure is a vertical sectional front view showing the operating state, Figures 3A and B are enlarged views of the same main parts, Figure 4 shows the check valve,
is a longitudinal sectional view, B is a right side view, and C is a left side view. 1... Main valve, 2... Pilot solenoid valve, 5...
Spool, 8... Pilot supply path, 12... Inlet side check valve, 15... Pressure receiving chamber, 16... Disc packing.

Claims (1)

【実用新案登録請求の範囲】 圧力流体の供給ポート、出力ポート、排出ポー
ト、及び受圧室に給排されるパイロツト流体圧に
より駆動してこれらのポート間の連通を切換える
スプールを有する主弁と、上記受圧室にパイロツ
ト流体を給排するパイロツト電磁弁とを備えたパ
イロツト形弁において、 上記弁が、供給ポートとパイロツト電磁弁とを
連通させるパイロツト供給路中の、パイロツト流
体の主流体への逆流を阻止するための入口側チエ
ツク弁と、受圧室とスプールの間をシールするた
めの変位可能な円板パツキンとを備えている、 ことを特徴とするパイロツト形弁。[Claims for Utility Model Registration] A main valve having a pressure fluid supply port, an output port, a discharge port, and a spool that is driven by pilot fluid pressure supplied to and discharged from a pressure receiving chamber to switch communication between these ports; In a pilot type valve equipped with a pilot solenoid valve that supplies and discharges pilot fluid to and from the pressure receiving chamber, the valve prevents backflow of pilot fluid to the main flow in a pilot supply path that communicates the supply port and the pilot solenoid valve. A pilot-type valve characterized in that it is equipped with an inlet-side check valve for preventing the pressure-receiving chamber and a displaceable disc packing for sealing between the pressure-receiving chamber and the spool.
JP1989090820U 1989-08-01 1989-08-01 Solenoid pilot type switching valve Expired - Lifetime JPH0738781Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989090820U JPH0738781Y2 (en) 1989-08-01 1989-08-01 Solenoid pilot type switching valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989090820U JPH0738781Y2 (en) 1989-08-01 1989-08-01 Solenoid pilot type switching valve

Publications (2)

Publication Number Publication Date
JPH0329788U true JPH0329788U (en) 1991-03-25
JPH0738781Y2 JPH0738781Y2 (en) 1995-09-06

Family

ID=31640332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989090820U Expired - Lifetime JPH0738781Y2 (en) 1989-08-01 1989-08-01 Solenoid pilot type switching valve

Country Status (1)

Country Link
JP (1) JPH0738781Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013024345A (en) * 2011-07-22 2013-02-04 Smc Corp Energy saving valve

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5634161U (en) * 1979-08-24 1981-04-03

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5634161U (en) * 1979-08-24 1981-04-03

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013024345A (en) * 2011-07-22 2013-02-04 Smc Corp Energy saving valve

Also Published As

Publication number Publication date
JPH0738781Y2 (en) 1995-09-06

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