JPS6024978U - Valve with release device - Google Patents
Valve with release deviceInfo
- 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
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)
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.
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)
| 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 |
-
1983
- 1983-07-28 JP JP11813983U patent/JPS6024978U/en active Pending
Cited By (1)
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6024978U (en) | Valve with release device | |
| JPS5816470U (en) | valve device | |
| JPS60117255U (en) | master cylinder | |
| JPS58109603U (en) | Hydraulic pilot type switching valve device | |
| JPS58161169U (en) | Engine starting device for work vehicles | |
| JPS5925753U (en) | counter balance valve | |
| JPS59163553U (en) | Brake hydraulic pressure control valve | |
| JPS5956465U (en) | sequence valve | |
| JPS6075773U (en) | Unload valve | |
| JPS60180874U (en) | Hydraulic pilot switching valve | |
| JPS6084478U (en) | master cylinder | |
| JPS58102804U (en) | speed increasing valve | |
| JPS5992269U (en) | hydraulic control device | |
| JPS58125701U (en) | hydraulic distribution device | |
| JPS58124366U (en) | brake booster | |
| JPS59177872U (en) | Hydraulic circuit switching valve | |
| JPS5834886U (en) | Control circuit for boom hoisting cylinder | |
| JPS60102503U (en) | Return spool valve | |
| JPS5998143U (en) | Hydraulic shock absorber | |
| JPS5865407U (en) | hydraulic cylinder device | |
| JPS58127227U (en) | inching valve | |
| JPS5858154U (en) | counter balance valve | |
| JPS5949705U (en) | Hydraulic valve lifter device | |
| JPS60165257U (en) | Two-stage actuation master cylinder | |
| JPS58173885U (en) | Hydraulically operated emergency shutoff valve device |