JPS5894901U - Hydraulic circuit with unload valve - Google Patents
Hydraulic circuit with unload valveInfo
- Publication number
- JPS5894901U JPS5894901U JP19159181U JP19159181U JPS5894901U JP S5894901 U JPS5894901 U JP S5894901U JP 19159181 U JP19159181 U JP 19159181U JP 19159181 U JP19159181 U JP 19159181U JP S5894901 U JPS5894901 U JP S5894901U
- Authority
- JP
- Japan
- Prior art keywords
- unload valve
- discharge oil
- hydraulic
- valve
- merged
- 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)
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図は本考案の実施例の油圧回路図、第２図は従来か
ら行なわれているものの油圧回路図である。
１・・・・・・油圧ポンプ、２・・・・・・油圧ポンプ
、３・・曲油路、５・・・・・・油路、７・・曲タンク
、９・・曲アンロード弁、１０・・・・・・パイロット
油路、１１・・曲油圧ポンプ、１２・・・・・・油圧ポ
ンプ、１８・・曲アンロード弁、１９・・・・・・パイ
ロット油路。FIG. 1 is a hydraulic circuit diagram of an embodiment of the present invention, and FIG. 2 is a hydraulic circuit diagram of a conventional system. 1... Hydraulic pump, 2... Hydraulic pump, 3... Curved oil passage, 5... Oil passage, 7... Curved tank, 9... Curved unload valve. , 10...Pilot oil path, 11...Curved hydraulic pump, 12...Hydraulic pump, 18...Curved unload valve, 19...Pilot oil path.
Claims (1)
せしめ、アクチュエータに通ぜしめる如き合流回路を複
数グループ設け、これを１個のエンジンで作動する如く
したものにおいて、合流する側の油圧ポンプ吐出油路か
らタンクヘアンロード弁を有するバイパス回路を設け、
該アンロード弁へ同じグループの合流される側のポンプ
吐出油路からパイロット油路を導びくのみならず、他の
グループの同様の合流される側のポンプ吐出油路からも
パイロット油路を導びいたことよりなるアンロード弁を
有する油圧回路。In a system in which multiple groups of merging circuits are provided in which the discharge oil passages of two hydraulic pumps are merged via a check valve and passed through an actuator, and these circuits are operated by one engine, the hydraulic pressure on the merging side is Provide a bypass circuit with a tank hair unload valve from the pump discharge oil line,
The pilot oil passage is guided not only from the pump discharge oil passage on the side to be merged in the same group to the unload valve, but also from the same pump discharge oil passage on the side to be merged in the other group. Hydraulic circuit with an unload valve consisting of a hydraulic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19159181U JPS5894901U (en) | 1981-12-21 | 1981-12-21 | Hydraulic circuit with unload valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19159181U JPS5894901U (en) | 1981-12-21 | 1981-12-21 | Hydraulic circuit with unload valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5894901U true JPS5894901U (en) | 1983-06-28 |
Family
ID=30105043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19159181U Pending JPS5894901U (en) | 1981-12-21 | 1981-12-21 | Hydraulic circuit with unload valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5894901U (en) |
-
1981
- 1981-12-21 JP JP19159181U patent/JPS5894901U/en active Pending
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