JPS61190487U - - Google Patents
Info
- Publication number
- JPS61190487U JPS61190487U JP7361485U JP7361485U JPS61190487U JP S61190487 U JPS61190487 U JP S61190487U JP 7361485 U JP7361485 U JP 7361485U JP 7361485 U JP7361485 U JP 7361485U JP S61190487 U JPS61190487 U JP S61190487U
- Authority
- JP
- Japan
- Prior art keywords
- absorption horsepower
- torque
- hydraulic pump
- variable displacement
- control device
- 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
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Description
図面はこの考案の実施例を示し、第１図は全体
線図的説明図、第２図はコントローラの説明図、
第３図は要部の詳細説明断面図、第４図はコント
ロールレバとポテンシヨンメータ出力電圧とエン
ジン設定基準回転速度との関係を示す表図、第５
図はエンジン回転速度と電流値との関係を示す表
図、第６図は電流値と吸収トルクとの関係を示す
表図、第７図は圧力と流量との関係を示す表図、
第８図は吸収トルクとエンジンのトルクカーブと
の関係を示す表図、第９図、第１０図は従来例に
おける吸収トルクとエンジンのトルクカーブとの
関係を示す表図、第１１図は吸収トルクを示す表
図。
The drawings show an embodiment of this invention, with FIG. 1 being an explanatory overall diagram, and FIG. 2 being an explanatory diagram of the controller.
Fig. 3 is a detailed sectional view of the main parts, Fig. 4 is a table showing the relationship between the control lever, potentiometer output voltage, and engine setting standard rotation speed.
Figure 6 is a table showing the relationship between engine speed and current value, Figure 6 is a table showing the relationship between current value and absorption torque, Figure 7 is a table showing the relationship between pressure and flow rate,
Figure 8 is a table showing the relationship between the absorbed torque and the engine torque curve, Figures 9 and 10 are tables showing the relationship between the absorbed torque and the engine torque curve in the conventional example, and Figure 11 is the table showing the relationship between the absorbed torque and the engine torque curve. Table showing torque.
Claims (1)
て、前記吸収馬力のトルク制御信号とは別の任意
に切換可能な他の制御信号により、前記吸収馬力
のトルク設定値を変更可能とすると共に、各モー
ドとも近似した特性が得られるようにした可変容
量型油圧ポンプの制御装置。 In the absorption horsepower control device for a variable displacement hydraulic pump, the torque setting value of the absorption horsepower can be changed by another arbitrarily switchable control signal different from the absorption horsepower torque control signal, and A control device for a variable displacement hydraulic pump that allows similar characteristics to be obtained in each mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7361485U JPS61190487U (en) | 1985-05-20 | 1985-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7361485U JPS61190487U (en) | 1985-05-20 | 1985-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61190487U true JPS61190487U (en) | 1986-11-27 |
Family
ID=30613149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7361485U Pending JPS61190487U (en) | 1985-05-20 | 1985-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61190487U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0242185A (en) * | 1988-08-01 | 1990-02-13 | Komatsu Ltd | Control device for variable-discharge pump |
| WO1991004415A1 (en) * | 1989-09-22 | 1991-04-04 | Kabushiki Kaisha Komatsu Seisakusho | Capacity control circuit for variable capacity pump |
-
1985
- 1985-05-20 JP JP7361485U patent/JPS61190487U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0242185A (en) * | 1988-08-01 | 1990-02-13 | Komatsu Ltd | Control device for variable-discharge pump |
| WO1991004415A1 (en) * | 1989-09-22 | 1991-04-04 | Kabushiki Kaisha Komatsu Seisakusho | Capacity control circuit for variable capacity pump |