JPS6024978U - Valve with release device - Google Patents

Valve with release device

Info

Publication number
JPS6024978U
JPS6024978U JP11813983U JP11813983U JPS6024978U JP S6024978 U JPS6024978 U JP S6024978U JP 11813983 U JP11813983 U JP 11813983U JP 11813983 U JP11813983 U JP 11813983U JP S6024978 U JPS6024978 U JP S6024978U
Authority
JP
Japan
Prior art keywords
valve
spool
release
piston
hydraulic oil
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
JP11813983U
Other languages
Japanese (ja)
Inventor
光彦 遠部
Original Assignee
株式会社クボタ
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 株式会社クボタ filed Critical 株式会社クボタ
Priority to JP11813983U priority Critical patent/JPS6024978U/en
Publication of JPS6024978U publication Critical patent/JPS6024978U/en
Pending legal-status Critical Current

Links

Landscapes

  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Multiple-Way Valves (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]

図面は本考案の一実施例を示し、第１図は中立状態の断
面図、年２図は作動状態の断面図である。 １・・・・・・油圧シリンダ、２・・・・・・バルブ、
３・・・・・・バルブ本体、４・・・・・・スプール、
５・・・・・・ポンプポート、１３・・・・・・デテン
ト装置、１４・・・・・・中立復帰装置、１８・・・・
・・スプール筒壁、２９・・・・・・ピストン室、３１
・・・・・・解除ピストン、３３・・・・・・解除バル
ブ、３４・・・・・・流入孔、３９・・・・・・オリフ
ィス孔。The drawings show an embodiment of the present invention, with FIG. 1 being a sectional view in a neutral state, and FIG. 2 being a sectional view in an operating state. 1... Hydraulic cylinder, 2... Valve,
3...Valve body, 4...Spool,
5... Pump port, 13... Detent device, 14... Neutral return device, 18...
... Spool cylinder wall, 29 ... Piston chamber, 31
...Release piston, 33...Release valve, 34...Inflow hole, 39...Orifice hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] スプールの延長部に、該スプールを作動位置に位置決め
するデテント装置と、該スプールを中立に復帰させる中
立復帰装置とを設けると共に、該スプール内に作動油回
路に連通したピストン室を設け、該ピストン室に内装し
た解除ピストンの作動−によりデテント装置を解除する
ようにした解除装置付きバルブにおいて、ピストン室と
作動油回路との途中に、作動油回路の回路圧の上昇時に
スプリングに抗して開く解除バルブを設け、ピストン室
のスプール筒壁に、前記解除バルブの流入孔より小さい
オリフィス孔を設けてリターンポートへ連通させたこと
を特徴とする解除装置付きバルブ。The extension of the spool is provided with a detent device for positioning the spool in an operating position and a neutral return device for returning the spool to neutral, and a piston chamber communicating with a hydraulic oil circuit is provided in the spool, and the piston In a valve with a release device that releases the detent device by the operation of a release piston installed in the chamber, a valve is installed between the piston chamber and the hydraulic oil circuit that opens against a spring when the circuit pressure of the hydraulic oil circuit increases. 1. A valve with a release device, characterized in that a release valve is provided, and an orifice hole smaller than an inflow hole of the release valve is provided in a spool cylinder wall of a piston chamber to communicate with a return port.
JP11813983U 1983-07-28 1983-07-28 Valve with release device Pending JPS6024978U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11813983U JPS6024978U (en) 1983-07-28 1983-07-28 Valve with release device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11813983U JPS6024978U (en) 1983-07-28 1983-07-28 Valve with release device

Publications (1)

Publication Number Publication Date
JPS6024978U true JPS6024978U (en) 1985-02-20

Family

ID=30271666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11813983U Pending JPS6024978U (en) 1983-07-28 1983-07-28 Valve with release device

Country Status (1)

Country Link
JP (1) JPS6024978U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017223236A (en) * 2016-06-13 2017-12-21 Ｋｙｂエンジニアリングアンドサービス株式会社 Selector valve and wood splitter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017223236A (en) * 2016-06-13 2017-12-21 Ｋｙｂエンジニアリングアンドサービス株式会社 Selector valve and wood splitter

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