JPS60178602U - Hydraulic circuit of hydraulic machine - Google Patents
Hydraulic circuit of hydraulic machineInfo
- Publication number
- JPS60178602U JPS60178602U JP6607284U JP6607284U JPS60178602U JP S60178602 U JPS60178602 U JP S60178602U JP 6607284 U JP6607284 U JP 6607284U JP 6607284 U JP6607284 U JP 6607284U JP S60178602 U JPS60178602 U JP S60178602U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- directional control
- circuit
- machine
- hydraulic circuit
- 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
- Fluid-Pressure Circuits (AREA)
- Component Parts Of Construction Machinery (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
第1図は従来の油圧機械の油圧回路の一例として挙げた
油圧ショベルの油圧回路の基本構成を示す回路図、第2
図は本考案の油圧機械の油圧回路の一実施例の基本構成
を示す回路図である。
3・・・・・・方向切換弁、4・・・・・・ブームシリ
くダ(アクチュエータ)、6・・・・・・作動油ヨンク
、1セ・・量弁体、14・・・・・・管路。Figure 1 is a circuit diagram showing the basic configuration of the hydraulic circuit of a hydraulic excavator, which is taken as an example of the hydraulic circuit of a conventional hydraulic machine.
The figure is a circuit diagram showing the basic configuration of an embodiment of the hydraulic circuit of the hydraulic machine of the present invention. 3...Directional switching valve, 4...Boom cylinder (actuator), 6...Hydraulic oil valve, 1st volume valve body, 14...・Pipeline.
Claims (1)
方向切換弁に連絡される作動油タンクと、これらの方向
切換弁と作動油タンクとを連絡する管路とを備えた油圧
機械の油圧回路において、上記方向切換弁のタンク戻り
油側の出口近傍の上記管路部分に、直動形の弁体を配置
したことを特徴とする油圧機械の油圧回路。In a hydraulic circuit of a hydraulic machine including a directional control valve for controlling the drive of an actuator, a hydraulic oil tank connected to the directional control valve, and a pipe line connecting these directional control valves and the hydraulic oil tank. A hydraulic circuit for a hydraulic machine, characterized in that a direct-acting valve body is disposed in the conduit portion near the outlet on the tank return oil side of the directional switching valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6607284U JPS60178602U (en) | 1984-05-08 | 1984-05-08 | Hydraulic circuit of hydraulic machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6607284U JPS60178602U (en) | 1984-05-08 | 1984-05-08 | Hydraulic circuit of hydraulic machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60178602U true JPS60178602U (en) | 1985-11-27 |
Family
ID=30598636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6607284U Pending JPS60178602U (en) | 1984-05-08 | 1984-05-08 | Hydraulic circuit of hydraulic machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60178602U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4830110A (en) * | 1971-08-22 | 1973-04-20 | ||
JPS4841987B1 (en) * | 1967-02-17 | 1973-12-10 | ||
JPS5754624A (en) * | 1980-09-18 | 1982-04-01 | Hitachi Constr Mach Co Ltd | Hydraulic control circuit for pile driving hammer |
-
1984
- 1984-05-08 JP JP6607284U patent/JPS60178602U/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4841987B1 (en) * | 1967-02-17 | 1973-12-10 | ||
JPS4830110A (en) * | 1971-08-22 | 1973-04-20 | ||
JPS5754624A (en) * | 1980-09-18 | 1982-04-01 | Hitachi Constr Mach Co Ltd | Hydraulic control circuit for pile driving hammer |
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