JPS59160661U - Front loader hydraulic control device - Google Patents
Front loader hydraulic control deviceInfo
- Publication number
- JPS59160661U JPS59160661U JP5418683U JP5418683U JPS59160661U JP S59160661 U JPS59160661 U JP S59160661U JP 5418683 U JP5418683 U JP 5418683U JP 5418683 U JP5418683 U JP 5418683U JP S59160661 U JPS59160661 U JP S59160661U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- packet
- cylinder
- control device
- hydraulic control
- 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
Landscapes
- Operation Control Of Excavators (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) [Abstract] 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を示す側面図、第２図は比較例
を示す油圧回路図、第３図は本考案の実施例を示す油圧
回路図である。
４・・・ブーム、５・・・パケット、６・・・ブームシ
リンダ、７・・・パケットシリンダ、２８・・・直列回
路、 ・３０・・・逃し回路、３１・・・絞り弁。FIG. 1 is a side view showing an embodiment of the present invention, FIG. 2 is a hydraulic circuit diagram showing a comparative example, and FIG. 3 is a hydraulic circuit diagram showing an embodiment of the present invention. 4... Boom, 5... Packet, 6... Boom cylinder, 7... Packet cylinder, 28... Series circuit, ・30... Relief circuit, 31... Throttle valve.
Claims (1)
に枢結されたパケットを上下回動させるパケットシリン
ダとを、ブームシリンダ作動後の油がパケットシリンダ
に供給されるよう直列に油圧回路で接続したフロントロ
ーダにおいて、前記直列回路に、ブーム上昇に追従して
パケットが水平状態を維持すべくパケットシリンダの移
動量を調整するための絞り弁付き圧油逃し回路が介在さ
れたことを特徴とするフロントローダの油圧制御装置。At the front, a boom cylinder that swings the boom up and down and a packet cylinder that moves a packet pivotally connected to the tip of the boom up and down are connected in series by a hydraulic circuit so that the oil after the boom cylinder operates is supplied to the packet cylinder. A front loader characterized in that a pressure oil relief circuit with a throttle valve is interposed in the series circuit to adjust the amount of movement of the packet cylinder so that the packet maintains a horizontal state following the rise of the boom. Hydraulic control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5418683U JPS59160661U (en) | 1983-04-11 | 1983-04-11 | Front loader hydraulic control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5418683U JPS59160661U (en) | 1983-04-11 | 1983-04-11 | Front loader hydraulic control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59160661U true JPS59160661U (en) | 1984-10-27 |
| JPH0329395Y2 JPH0329395Y2 (en) | 1991-06-24 |
Family
ID=30184535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5418683U Granted JPS59160661U (en) | 1983-04-11 | 1983-04-11 | Front loader hydraulic control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59160661U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018194074A (en) * | 2017-05-16 | 2018-12-06 | 株式会社クボタ | Hydraulic system of working machine and control valve |
| JP2020008161A (en) * | 2018-06-27 | 2020-01-16 | 株式会社クボタ | Working machine hydraulic system |
| JP2020118207A (en) * | 2019-01-22 | 2020-08-06 | 株式会社クボタ | Hydraulic system of working machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024110574A (en) * | 2023-02-03 | 2024-08-16 | 株式会社クボタ | Front loader |
-
1983
- 1983-04-11 JP JP5418683U patent/JPS59160661U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018194074A (en) * | 2017-05-16 | 2018-12-06 | 株式会社クボタ | Hydraulic system of working machine and control valve |
| JP2020008161A (en) * | 2018-06-27 | 2020-01-16 | 株式会社クボタ | Working machine hydraulic system |
| JP2020118207A (en) * | 2019-01-22 | 2020-08-06 | 株式会社クボタ | Hydraulic system of working machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0329395Y2 (en) | 1991-06-24 |
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