JPS62185906U - - Google Patents
Info
- Publication number
- JPS62185906U JPS62185906U JP7395486U JP7395486U JPS62185906U JP S62185906 U JPS62185906 U JP S62185906U JP 7395486 U JP7395486 U JP 7395486U JP 7395486 U JP7395486 U JP 7395486U JP S62185906 U JPS62185906 U JP S62185906U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- switching valve
- pilot
- valve
- hydraulic pilot
- 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
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案の油圧回路の一実施例を示す回
路図、第２図は従来の油圧回路を示す回路図であ
る。
１…油圧パイロツト切換弁、２，２′…油圧パ
イロツト弁、３，３′…パイロツト管路、１１…
可動弁体、１２，１２′…逆止弁、Ｔ…タンクポ
ート。
FIG. 1 is a circuit diagram showing an embodiment of the hydraulic circuit of the present invention, and FIG. 2 is a circuit diagram showing a conventional hydraulic circuit. 1... Hydraulic pilot switching valve, 2, 2'... Hydraulic pilot valve, 3, 3'... Pilot pipe line, 11...
Movable valve body, 12, 12'...Check valve, T...Tank port.
Claims (1)
パイロツト管路によつて接続した油圧回路におい
て、前記油圧パイロツト切換弁のタンクポートを
、前記油圧パイロツト切換弁の可動弁体内に設け
た逆止弁を介して前記パイロツト管路に接続した
ことを特徴とする油圧回路。 In a hydraulic circuit in which a hydraulic pilot valve and a hydraulic pilot switching valve are connected by a pilot pipe, a tank port of the hydraulic pilot switching valve is connected to a tank port of the hydraulic pilot switching valve via a check valve provided in a movable valve body of the hydraulic pilot switching valve. A hydraulic circuit connected to the pilot conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986073954U JPH0419220Y2 (en) | 1986-05-19 | 1986-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986073954U JPH0419220Y2 (en) | 1986-05-19 | 1986-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62185906U true JPS62185906U (en) | 1987-11-26 |
| JPH0419220Y2 JPH0419220Y2 (en) | 1992-04-30 |
Family
ID=30918745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986073954U Expired JPH0419220Y2 (en) | 1986-05-19 | 1986-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419220Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008537069A (en) * | 2005-04-20 | 2008-09-11 | ブーハー・ヒドラウリクス・アクチェンゲゼルシャフト | Switching valve for hydraulic motor |
| JP2022071746A (en) * | 2020-10-28 | 2022-05-16 | 株式会社クボタ | Hydraulic system for work machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59146603U (en) * | 1983-03-23 | 1984-10-01 | 日立建機株式会社 | Hydraulic pilot circuit warm-up device |
-
1986
- 1986-05-19 JP JP1986073954U patent/JPH0419220Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59146603U (en) * | 1983-03-23 | 1984-10-01 | 日立建機株式会社 | Hydraulic pilot circuit warm-up device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008537069A (en) * | 2005-04-20 | 2008-09-11 | ブーハー・ヒドラウリクス・アクチェンゲゼルシャフト | Switching valve for hydraulic motor |
| JP2022071746A (en) * | 2020-10-28 | 2022-05-16 | 株式会社クボタ | Hydraulic system for work machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0419220Y2 (en) | 1992-04-30 |