JPS59194584U - Output control device for multiple variable displacement pumps - Google Patents
Output control device for multiple variable displacement pumpsInfo
- Publication number
- JPS59194584U JPS59194584U JP8853383U JP8853383U JPS59194584U JP S59194584 U JPS59194584 U JP S59194584U JP 8853383 U JP8853383 U JP 8853383U JP 8853383 U JP8853383 U JP 8853383U JP S59194584 U JPS59194584 U JP S59194584U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- variable displacement
- displacement pumps
- output control
- pressure
- 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
- 238000006073 displacement reaction Methods 0.000 title claims description 6
- 238000010586 diagram Methods 0.000 description 3
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図は従来例の線図、第２図及び第３図はポンプの出
力特性曲線図、第４図は圧力制御装置の断面図、第５図
は本考案の実施例の線図である。
１・・・原動機、２．３・・・可変容量ポンプ、４，６
・・Ｊ吐出回路、７・・・圧力制御装置、８・・・パイ
ロット回路、５．９・・・出力制御装置、１０・・・オ
リフィス、１１・・・直動形ＩＪ ＩＪ−フ弁。Figure 1 is a diagram of the conventional example, Figures 2 and 3 are pump output characteristic curve diagrams, Figure 4 is a sectional view of the pressure control device, and Figure 5 is a diagram of the embodiment of the present invention. . 1... Prime mover, 2.3... Variable displacement pump, 4,6
... J discharge circuit, 7... Pressure control device, 8... Pilot circuit, 5.9... Output control device, 10... Orifice, 11... Direct-acting type IJ IJ-F valve.
Claims (1)
レプ２，３を駆動し、そのうちの少なくとも１台の可変
容量ポンプ２はその吐出回路４の吐出圧で制御された出
力ポリ御装置５を備え、他の可変容量ポンプ３はその吐
出回路６の吐出圧と前記吐出回路４から圧力制御装置７
を介して導入したパイロット回路８の圧力とで制御され
る出力制御装置９を備える式のものに於て、該圧力制御
装置７を該パイロット回路８に介在したオリフィス−１
０と該オリフィス１０の下流側の直動形リリーフ弁１１
とで構成して成る複数台の可変容量ポンプの出力制御装
置。 ゛At least two variable displacement pumps 2 and 3 are driven by a common prime mover 1, and at least one of the variable displacement pumps 2 is equipped with an output polycontroller 5 controlled by the discharge pressure of its discharge circuit 4. , the other variable displacement pump 3 controls the discharge pressure of its discharge circuit 6 and the pressure control device 7 from the discharge circuit 4.
In a type equipped with an output control device 9 which is controlled by the pressure of a pilot circuit 8 introduced through the pilot circuit 8, the pressure control device 7 is
0 and a direct acting relief valve 11 downstream of the orifice 10.
An output control device for multiple variable displacement pumps consisting of:゛
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8853383U JPS59194584U (en) | 1983-06-11 | 1983-06-11 | Output control device for multiple variable displacement pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8853383U JPS59194584U (en) | 1983-06-11 | 1983-06-11 | Output control device for multiple variable displacement pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59194584U true JPS59194584U (en) | 1984-12-24 |
Family
ID=30218439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8853383U Pending JPS59194584U (en) | 1983-06-11 | 1983-06-11 | Output control device for multiple variable displacement pumps |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59194584U (en) |
-
1983
- 1983-06-11 JP JP8853383U patent/JPS59194584U/en active Pending
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