JPS5917361U - Relief control device in hydraulic drive equipment - Google Patents
Relief control device in hydraulic drive equipmentInfo
- Publication number
- JPS5917361U JPS5917361U JP1982112797U JP11279782U JPS5917361U JP S5917361 U JPS5917361 U JP S5917361U JP 1982112797 U JP1982112797 U JP 1982112797U JP 11279782 U JP11279782 U JP 11279782U JP S5917361 U JPS5917361 U JP S5917361U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- hydraulic drive
- hydraulic
- drive equipment
- variable
- 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
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図は従来例を示す油圧回路図、第2図は本考案の第
1の実施例を示す構成説明図、第3図は本考案の第2の
実施例を示す構成説明図である。
1は可変油圧ポンプ、2は油圧モータ、3.4は閉回路
、7a、7bは高圧リリーフ弁、10は検出器、18は
コントロールアンプ、19は可変制御装置、16.17
.16’、17’は温度検出器。FIG. 1 is a hydraulic circuit diagram showing a conventional example, FIG. 2 is a configuration explanatory diagram showing a first embodiment of the present invention, and FIG. 3 is a configuration explanatory diagram showing a second embodiment of the present invention. 1 is a variable hydraulic pump, 2 is a hydraulic motor, 3.4 is a closed circuit, 7a and 7b are high pressure relief valves, 10 is a detector, 18 is a control amplifier, 19 is a variable control device, 16.17
.. 16' and 17' are temperature detectors.
Claims (1)
続し、この閉回路3.4間にチャージ回路・と高圧リリ
ーフ弁7a、7bを接続してなる油圧駆動装置において
、上記高圧IJ IJ−フ弁7a。 7bの出口側と、この油圧駆動装置以外の油圧回路部分
にそれぞれ温度検出器16. 17. 16’。 17′を設け、この両温度検出器を、両温検出器の検出
値の差を検出して、その差に応じた信号を出す検出器1
0を接続し、この検出器10をコントロールアンプ18
を介して上記可変油圧仕ポンプ1の可変制御装置19に
接続したことを特徴とする油圧駆動装置におけるIJ
IJ−フ制御装置。[Scope of Claim for Utility Model Registration] A variable hydraulic pump 1 and a hydraulic motor 2 are connected through a closed circuit 3.4, and a charge circuit and high pressure relief valves 7a and 7b are connected between the closed circuits 3 and 4. In the hydraulic drive system, the high pressure IJ valve 7a. Temperature detectors 16.7b and 16.7b are respectively installed on the outlet side of the hydraulic circuit 16. 17. 16'. 17' is provided, and a detector 1 detects the difference between the detection values of the two temperature detectors and outputs a signal according to the difference.
0 and connect this detector 10 to the control amplifier 18
An IJ in a hydraulic drive device characterized in that the IJ is connected to the variable control device 19 of the variable hydraulic pump 1 via the
IJ-fu control device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982112797U JPS5917361U (en) | 1982-07-27 | 1982-07-27 | Relief control device in hydraulic drive equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1982112797U JPS5917361U (en) | 1982-07-27 | 1982-07-27 | Relief control device in hydraulic drive equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5917361U true JPS5917361U (en) | 1984-02-02 |
Family
ID=30261355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1982112797U Pending JPS5917361U (en) | 1982-07-27 | 1982-07-27 | Relief control device in hydraulic drive equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5917361U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6159058A (en) * | 1984-08-29 | 1986-03-26 | Shimadzu Corp | Overheat prevention device for hydraulic pressure type transmission |
JPS6365907A (en) * | 1986-09-05 | 1988-03-24 | Sanyo Seiko Kk | Device for separation of solute liquid |
JP2005256980A (en) * | 2004-03-12 | 2005-09-22 | Honda Motor Co Ltd | Hydrostatic continuously-variable-transmission (cvt) |
JP2007177982A (en) * | 2005-12-28 | 2007-07-12 | Toyota Motor Corp | Drive device |
-
1982
- 1982-07-27 JP JP1982112797U patent/JPS5917361U/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6159058A (en) * | 1984-08-29 | 1986-03-26 | Shimadzu Corp | Overheat prevention device for hydraulic pressure type transmission |
JPS6365907A (en) * | 1986-09-05 | 1988-03-24 | Sanyo Seiko Kk | Device for separation of solute liquid |
JP2005256980A (en) * | 2004-03-12 | 2005-09-22 | Honda Motor Co Ltd | Hydrostatic continuously-variable-transmission (cvt) |
JP2007177982A (en) * | 2005-12-28 | 2007-07-12 | Toyota Motor Corp | Drive device |
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