JPS60154454U - Hydraulic drive system for working equipment attached to agricultural tractors - Google Patents
Hydraulic drive system for working equipment attached to agricultural tractorsInfo
- Publication number
- JPS60154454U JPS60154454U JP4396884U JP4396884U JPS60154454U JP S60154454 U JPS60154454 U JP S60154454U JP 4396884 U JP4396884 U JP 4396884U JP 4396884 U JP4396884 U JP 4396884U JP S60154454 U JPS60154454 U JP S60154454U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- working machine
- agricultural tractor
- attached
- drive system
- 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
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
- Lifting Devices For Agricultural Implements (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図乃至第７図は本考案の実施例を示し、第１図は農
用トラクタに付設した作業機の油圧駆動装置の回路図、
第２図は操縦レバ一部分の斜視図、第３図は農用トラク
タの側面図、第４図は作−業機としてグラツプルフォー
クを装置した農用ト喪りタの概略側面図、第５図はその
油圧駆動装置の回路図、第６図は第５図の変形例を示す
油圧駆動装置の回路図、第７図ａは作業機としてダンプ
車を設けた場合の側面図、ｂはマニアスプレッダを農用
トラクタに取付けた場合の一部切欠き側面図であり、第
８図は従来例に係る第１図相当図である。
Ａ・・・・・・油圧アクチュエータ、１・・・・・・農
用トラクタ、２・・・・・・作業機、８・・・・・・農
用ローダ、１０・・・・・・油圧ポンプ、１１・・・・
・・油圧方向切換弁、１２・・・・・・アクチュエータ
選択弁、１４・・・・・・中立位置、１５・・・・・・
正送り位置、１６・・・・・・逆送り位置、２０・・・
・・・操縦部、２１・・・・・・操縦具レバー、２８・
・・・・・アクチュエータ選択操作具（スイッチ）、３
８・・・・・・押出し装置、３９・・・・・・ダンプ車
、４１・・・・・・作業車、４２・・・・・・アタッチ
メント付属部品用アクチュエータ（油圧モータ）。
補正 昭６０．２．１２
考案の名称を次のように補正する。
■考案の名称 作業機の油圧駆動装置実用新案登録請
求の範囲を次のように補正する。
Ｏ実用新案登録請求の範囲
１ 油圧ポンプ１０から圧油を油圧方向切換弁１１を介
して作業機２の複数種の各油圧アクチュエータＡに供給
可能に構成し、油圧方向切換弁１１を操縦具２１で中立
位置１４、正送り位置１５又は逆送り位置１６に選択的
に切換えることにより、油圧アクチュエータＡを停止・
往駆動・復駆動するように構成した作業機の油圧駆動装
置において、１台の油圧方向切換弁１１に１台のアクチ
ュエータ選択弁１２を介して複数種の油圧アクチュエー
タＡを選択駆動可能に連動連結し、アクチュエータ選択
弁１２を作業機２に取付けるとともに、アクチュエータ
選択弁１２を切換操作するアクチュエータ選択操作具２
８奎設けた事を特徴とす溢負１１１吋即ヨ枢動ル
２ 作業機２が農用トラクタ１に装着されたものである
用 Ａ録鉢・の １ に記 の作業機の油圧駆
動装置。
３ 前記油圧方向切換弁１１が農用トラクタ１に付設さ
れたものである実用新案登録請求の範囲第２項に記載し
た作業機の油圧駆動装置。
土 前記油圧方向切換弁１１が作業機２に付設されたも
のである実用新案登録請求の範囲第１項又は第２項に記
載した作業機の油圧駆動装置。
互 前記作業機２が農用ローダ８である実用新案登録請
求の範囲第１項・第２項・第３項又は第４項に記載した
ｎ１１較と叩ヨで動少１ト旦 アクチュタータ選択弁１
２で選択して駆動される油圧アクチュエータＡが農用ロ
ーダ８のダンプシリンダ５とアームシリンダ３である実
用新案登録請求の範囲第互項に記載した作業機の油圧駆
動装置。
ヱ アクチュエータ選択弁１２で選択して駆動される油
圧アクチュエータＡが農用ローダ８のアームシリンダ３
及びダンプシリンダ５とアタッチメント付属部品用アク
チュエータ３２である実用新案登録請求の範囲第】項又
は第五項に記載した作業機の油圧駆動装置。
旦 前記作業機２が農用トラクタ１に牽引される作業車
４１である実用新案登録請求の範囲第１項・第１項又は
第土項に記載した作業機の油圧駆！巾１１
旦 前記作業機２がマニアスプレッダ４ｏである実用新
案登録請求の範囲第１項・第２項・第旦項ヌτｍ似に記
載した０遺１岨ケ油旦１１φ装華ソ
昶前記作業機２が押出し装置３８付きダンプ車３９であ
る実用新案登録請求の範囲第１項・第２項・第３項又は
第４項に記載した農用トラクタに付設した作啄■較吋曲
ヨ枢動滋１し図面の簡単な説明を次のように補正する。
明細書１６頁１桁目１・・・・・・グラツプルフォーク
を装置した・・・・・・１とあるのを１・・・・・・グ
ラツプルフォークを装着した・・・・・・ヨと訂正しま
す。1 to 7 show an embodiment of the present invention, and FIG. 1 is a circuit diagram of a hydraulic drive system for a working machine attached to an agricultural tractor;
Figure 2 is a perspective view of a portion of the control lever, Figure 3 is a side view of an agricultural tractor, Figure 4 is a schematic side view of an agricultural tractor equipped with a grapple fork as a working machine, and Figure 5. 6 is a circuit diagram of the hydraulic drive device, FIG. 6 is a circuit diagram of the hydraulic drive device showing a modification of FIG. 5, FIG. FIG. 8 is a partially cutaway side view of the vehicle mounted on an agricultural tractor, and FIG. 8 is a view corresponding to FIG. 1 according to a conventional example. A...Hydraulic actuator, 1...Agricultural tractor, 2...Work machine, 8...Agricultural loader, 10...Hydraulic pump, 11...
...Hydraulic directional control valve, 12... Actuator selection valve, 14... Neutral position, 15...
Forward feed position, 16... Reverse feed position, 20...
... Control unit, 21 ... Control tool lever, 28.
...Actuator selection operating tool (switch), 3
8... Extrusion device, 39... Dump truck, 41... Work vehicle, 42... Actuator (hydraulic motor) for attachment accessories. Amendment February 12, 1980 The name of the invention is amended as follows. ■Name of the invention The scope of the claim for utility model registration of a hydraulic drive system for a working machine is amended as follows. O Utility Model Registration Claim 1 The hydraulic pump 10 is configured to be able to supply pressure oil to a plurality of types of hydraulic actuators A of the working machine 2 via the hydraulic directional switching valve 11, and the hydraulic directional switching valve 11 is connected to the operating tool 21. By selectively switching to neutral position 14, normal feed position 15, or reverse feed position 16, hydraulic actuator A can be stopped and
In a hydraulic drive system for a work machine configured to drive forward and backward, a plurality of types of hydraulic actuators A are interlocked and connected to one hydraulic directional control valve 11 via one actuator selection valve 12 so as to be selectively driven. The actuator selection valve 12 is attached to the work machine 2, and the actuator selection operation tool 2 is used to switch the actuator selection valve 12.
A hydraulic drive system for a working machine according to item 1, in which the working machine 2 is attached to an agricultural tractor 1. 3. The hydraulic drive system for a working machine according to claim 2, wherein the hydraulic directional control valve 11 is attached to the agricultural tractor 1. A hydraulic drive system for a working machine according to claim 1 or 2, wherein the hydraulic directional control valve 11 is attached to a working machine 2. Actuator selection valve 1 Comparison with n11 described in paragraphs 1, 2, 3, or 4 of the scope of utility model registration claims in which the working machine 2 is an agricultural loader 8 Actuator selection valve 1
2, the hydraulic actuator A selected and driven is the dump cylinder 5 and arm cylinder 3 of an agricultural loader 8. (e) The hydraulic actuator A selected and driven by the actuator selection valve 12 is the arm cylinder 3 of the agricultural loader 8.
and a hydraulic drive system for a working machine as set forth in claim 1 or 5, which is a dump cylinder 5 and an actuator 32 for attachment accessory parts. Hydraulic drive of the working machine according to claim 1, 1 or 2, wherein the working machine 2 is a working vehicle 41 towed by an agricultural tractor 1! Width: 11 mm The working machine 2 is a mania spreader 4o. Scope of Utility Model Registration Claims 1, 2, and 3. Scope of Utility Model Registration Claims Where the machine 2 is a dump truck 39 with a push-out device 38. Shigeru 1 has amended the brief description of the drawings as follows. Page 16 of the specification, 1st digit 1...A grapple fork was installed...It says 1...A grapple fork was installed... ...I'll correct it.
Claims (1)
用トラクタ１に設けた油圧ポンプ１０からから圧油を油
圧方向切換弁１１を介して作業機２の複数種の各油圧ア
クチュエータＡに供給可能に構成し、油圧方向切換弁１
１を操縦具２１で中立位置１４・正送り位置１５又は逆
送り位置１６に選択的に切換えることにより、油圧アク
チュエータＡを停止・往駆動・複駆動するように構成し
た農用トラクタに付設した作業機の油圧駆動装置におい
て、１台の油圧方向切換弁１１に１台のアクチュエータ
選択弁１２を介して複数種の油圧アクチュエータＡを選
択駆動可能に連動連結し、アクチュエータ選択弁１２を
作業機２に取付けるとともに、アクチュエータ選択弁１
２を切換操作するアクチュエータ選択操作具２８を農用
トラクタ１の操縦部２０に設けた事を特徴とする農用ト
ラクタに付設した作業機の油圧駆動装置。 ２ 前記油圧方向切換弁１１が農用トラクタ１に付設さ
れたものである実用新案登録請求の範囲第１項に記載し
た農用トラクタに付設した作業機の油圧駆動装置。 ３ 前記油圧方向切換弁１１が作業機２に付設されたも
のである実用新案登録請求の範囲第１項に記載した農用
トラクタに付設した作業機の油圧駆動装置。 ４ 前記作業機２が農用ローダ８である実用新案登録請
求の範囲第１項・第２項又は第３項に記載した農用トラ
クタに付設した作業機の油圧駆動装置。 ５ アクチュエータ選択弁１２で選択して駆動される油
圧アクチュエー７Ａが農用ローダ８のダンプシリンダ５
とアームシリンダ３である実用新案登録請求の範囲第４
項に記載した農用トラクタに付設した作業機の油圧駆動
装置。 ６ アクチュエータ選択弁１２で選択して駆動される油
圧アクチュエータＡが農用ローダ８のアームシリンダ３
及びダンプシリンダ５とアタッチメント付属部品用アク
チュエータ３２である実用新案登録請求の範囲第４項又
は第５項に記載した農用トラクタに付設した作業機の油
圧駆動装置。 ７ 前記作業機２が農用トラクタ１に牽引される作業車
４１である実用新案登録請求の範囲第１項・第２項又は
第３項に記載した農用トラクタに付設した作業機の油圧
駆動装置。 ８ 前記作業機２がマニアスプレッダ４０である実用新
案登録請求の範囲第１項・第２項又は第３項に記載した
層剤トラクタに付設した作業機の油圧駆動装置。 ９ 前記作業機２が押出し装置３８付きダンプ車３９で
ある実用新案登録請求の範囲第１項・第２項又は第３項
に記載した農用トラクタに付設した作業機の油圧駆動装
置。[Scope of Claim for Utility Model Registration] 1. A working machine 2 is detachably attached to an agricultural tractor 1, and pressure oil is supplied from a hydraulic pump 10 provided on the agricultural tractor 1 to a plurality of working machines 2 via a hydraulic directional switching valve 11. The hydraulic directional control valve 1 is configured to be able to be supplied to each hydraulic actuator A of
A working machine attached to an agricultural tractor configured to stop, forward drive, and double drive a hydraulic actuator A by selectively switching the hydraulic actuator A to a neutral position 14, a normal feed position 15, or a reverse feed position 16 using a control tool 21. In the hydraulic drive system, a plurality of types of hydraulic actuators A are interlocked and selectively driven via one actuator selection valve 12 to one hydraulic directional switching valve 11, and the actuator selection valve 12 is attached to the work machine 2. In addition, actuator selection valve 1
1. A hydraulic drive device for a working machine attached to an agricultural tractor, characterized in that an actuator selection operation tool 28 for switching between the two is provided on the control section 20 of the agricultural tractor 1. 2. The hydraulic drive system for a working machine attached to an agricultural tractor as set forth in claim 1, wherein the hydraulic directional control valve 11 is attached to the agricultural tractor 1. 3. The hydraulic drive system for a working machine attached to an agricultural tractor as set forth in claim 1, wherein the hydraulic directional control valve 11 is attached to the working machine 2. 4. A hydraulic drive system for a working machine attached to an agricultural tractor as set forth in claim 1, 2, or 3 of the utility model registration claim, wherein the working machine 2 is an agricultural loader 8. 5 The hydraulic actuator 7A selected and driven by the actuator selection valve 12 is the dump cylinder 5 of the agricultural loader 8.
and arm cylinder 3, which is the fourth claim for utility model registration.
Hydraulic drive system for working equipment attached to the agricultural tractor described in 2. 6 The hydraulic actuator A selected and driven by the actuator selection valve 12 is the arm cylinder 3 of the agricultural loader 8.
and a hydraulic drive system for a working machine attached to an agricultural tractor as set forth in claim 4 or 5, which is a dump cylinder 5 and an actuator 32 for attachment accessory parts. 7. A hydraulic drive system for a working machine attached to an agricultural tractor as set forth in claim 1, 2, or 3 of the utility model registration claim, wherein the working machine 2 is a working vehicle 41 towed by an agricultural tractor 1. 8. A hydraulic drive system for a working machine attached to a layered tractor as set forth in claim 1, 2, or 3 of the utility model registration claim, wherein the working machine 2 is a mania spreader 40. 9. A hydraulic drive system for a working machine attached to an agricultural tractor as set forth in claim 1, 2, or 3, wherein the working machine 2 is a dump truck 39 with a pushing device 38.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4396884U JPS60154454U (en) | 1984-03-26 | 1984-03-26 | Hydraulic drive system for working equipment attached to agricultural tractors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4396884U JPS60154454U (en) | 1984-03-26 | 1984-03-26 | Hydraulic drive system for working equipment attached to agricultural tractors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60154454U true JPS60154454U (en) | 1985-10-15 |
Family
ID=30556123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4396884U Pending JPS60154454U (en) | 1984-03-26 | 1984-03-26 | Hydraulic drive system for working equipment attached to agricultural tractors |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60154454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4736673A (en) * | 1985-06-20 | 1988-04-12 | Sanyokiki Kabushiki Kaisha | Selective control device for plural kinds of oil-hydraulic actuators |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5530147U (en) * | 1978-08-16 | 1980-02-27 | ||
| JPS5746661B2 (en) * | 1978-08-09 | 1982-10-05 |
-
1984
- 1984-03-26 JP JP4396884U patent/JPS60154454U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5746661B2 (en) * | 1978-08-09 | 1982-10-05 | ||
| JPS5530147U (en) * | 1978-08-16 | 1980-02-27 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4736673A (en) * | 1985-06-20 | 1988-04-12 | Sanyokiki Kabushiki Kaisha | Selective control device for plural kinds of oil-hydraulic actuators |
| EP0206934B1 (en) * | 1985-06-20 | 1988-08-10 | Sanyokiki Kabushiki Kaisha | A selective control device for plural kinds of oil-hydraulic actuators. |
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