JPS61188653U - - Google Patents
Info
- Publication number
- JPS61188653U JPS61188653U JP7386685U JP7386685U JPS61188653U JP S61188653 U JPS61188653 U JP S61188653U JP 7386685 U JP7386685 U JP 7386685U JP 7386685 U JP7386685 U JP 7386685U JP S61188653 U JPS61188653 U JP S61188653U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- pumps
- oil
- actuator
- switching valve
- 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
- 239000010720 hydraulic oil Substances 0.000 claims 2
- 239000003921 oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は、本考案による油圧回路図、第２図は
、同油圧回路を有するバツクホーの全体側面図。 Ａ：バツクホー、２６―１，２６―２…：油圧
ポンプ、２８：油圧切換弁。
、同油圧回路を有するバツクホーの全体側面図。 Ａ：バツクホー、２６―１，２６―２…：油圧
ポンプ、２８：油圧切換弁。
Claims (1)
- オプシヨンとしての油圧アクチユエータを付設
可能とし、複数個の油圧ポンプ２６―１，２６―
２…を装備したバツクホーＡにおいて、同ポンプ
２６―１，２６―２…から上記油圧アクチユエー
タに至る油圧回路３５に、油圧切換弁２８を介設
して、１個の油圧ポンプ２６―１から作動油を単
独で上記油圧アクチユエータに供給するか、ある
いは、複数個の油圧ポンプ２６―１，２６―２…
からの作動油を合流して上記油圧アクチユエータ
に供給するかのいずれかを選択可能に構成してな
るバークホーの油圧回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985073866U JPH0519393Y2 (ja) | 1985-05-18 | 1985-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985073866U JPH0519393Y2 (ja) | 1985-05-18 | 1985-05-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61188653U true JPS61188653U (ja) | 1986-11-25 |
| JPH0519393Y2 JPH0519393Y2 (ja) | 1993-05-21 |
Family
ID=30613629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985073866U Expired - Lifetime JPH0519393Y2 (ja) | 1985-05-18 | 1985-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519393Y2 (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5586907A (en) * | 1978-12-22 | 1980-07-01 | Japan Steel Works Ltd:The | Three-pump hydraulic circuit for construction machinery or the like |
-
1985
- 1985-05-18 JP JP1985073866U patent/JPH0519393Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5586907A (en) * | 1978-12-22 | 1980-07-01 | Japan Steel Works Ltd:The | Three-pump hydraulic circuit for construction machinery or the like |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519393Y2 (ja) | 1993-05-21 |