JPS62111278U - - Google Patents

Info

Publication number
JPS62111278U
JPS62111278U JP20374485U JP20374485U JPS62111278U JP S62111278 U JPS62111278 U JP S62111278U JP 20374485 U JP20374485 U JP 20374485U JP 20374485 U JP20374485 U JP 20374485U JP S62111278 U JPS62111278 U JP S62111278U
Authority
JP
Japan
Prior art keywords
hydraulic system
pump
filter
power steering
steering 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.)
Granted
Application number
JP20374485U
Other languages
Japanese (ja)
Other versions
JPH0428306Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1985203744U priority Critical patent/JPH0428306Y2/ja
Publication of JPS62111278U publication Critical patent/JPS62111278U/ja
Application granted granted Critical
Publication of JPH0428306Y2 publication Critical patent/JPH0428306Y2/ja
Expired legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案に係る農用トラクタの油圧装置の
実施例を示し、第１図は油圧回路図、第２図はト
ラクタの油圧配管図、第３図は油圧ユニツトを示
す縦断正面図、第４図は同平面図、第５図は同側
面図、第６図は第５図における―線断面図で
ある。 １……エンジン、３……ダブルポンプ、３Ａ…
…第１ポンプ、３Ｂ……第２ポンプ、４……ミツ
シヨンケース、７……パワーステアリング装置、
１３……フイルタ、ｇ……偏心入口部。 The drawings show an embodiment of the hydraulic system for an agricultural tractor according to the present invention, in which Fig. 1 is a hydraulic circuit diagram, Fig. 2 is a hydraulic piping diagram of the tractor, Fig. 3 is a longitudinal sectional front view showing the hydraulic unit, and Fig. 4 is a hydraulic circuit diagram. 5 is a plan view of the same, FIG. 5 is a side view of the same, and FIG. 6 is a sectional view taken along the line -- in FIG. 1...Engine, 3...Double pump, 3A...
...first pump, 3B...second pump, 4...mission case, 7...power steering device,
13... Filter, g... Eccentric inlet section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機体前部に搭載したエンジン１に、作業装置昇
降用の油圧装置に対する第１ポンプ３Ａと、前輪
用のパワーステアリング装置７に対する第２ポン
プ３Ｂとからなるダブルポンプ３を装着し、機体
後部のミツシヨンケース４に貯留した油を、ダブ
ルポンプ３に近接して配備したフイルタ１３で濾
過したのち前記ダブルポンプ３に吸引させるよう
構成するとともに、前記パワーステアリング装置
７からの戻り油を、ダブルポンプ３の吸入径路に
おけるフイルタ１３の上手箇所へ戻すよう構成し
た農用トラクタの油圧装置であつて、前記ミツシ
ヨンケース４からの吸入油と、パワーステアリン
グ装置７からの戻り油とを、前記フイルタ１３の
偏心入口部ｇの直前箇所において対向合流させる
よう構成してあることを特徴とする農用トラクタ
の油圧装置。 A double pump 3 consisting of a first pump 3A for the hydraulic system for lifting and lowering working equipment and a second pump 3B for the power steering device 7 for the front wheels is installed on the engine 1 mounted at the front of the machine. The oil stored in the steering case 4 is filtered by a filter 13 disposed close to the double pump 3 and then sucked into the double pump 3, and the return oil from the power steering device 7 is This hydraulic system for an agricultural tractor is configured to return suction oil from the transmission case 4 and return oil from the power steering device 7 to a position above the filter 13 in the suction path of the filter 13. 1. A hydraulic system for an agricultural tractor, characterized in that the hydraulic system is configured to merge in opposite directions immediately before an inlet g.
JP1985203744U 1985-12-28 1985-12-28 Expired JPH0428306Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985203744U JPH0428306Y2 (en) 1985-12-28 1985-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985203744U JPH0428306Y2 (en) 1985-12-28 1985-12-28

Publications (2)

Publication Number Publication Date
JPS62111278U true JPS62111278U (en) 1987-07-15
JPH0428306Y2 JPH0428306Y2 (en) 1992-07-08

Family

ID=31169361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985203744U Expired JPH0428306Y2 (en) 1985-12-28 1985-12-28

Country Status (1)

Country Link
JP (1) JPH0428306Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0428172U (en) * 1990-06-30 1992-03-05
JP2006062410A (en) * 2004-08-24 2006-03-09 Yanmar Co Ltd Working vehicle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161862U (en) * 1980-05-02 1981-12-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56161862U (en) * 1980-05-02 1981-12-02

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0428172U (en) * 1990-06-30 1992-03-05
JP2006062410A (en) * 2004-08-24 2006-03-09 Yanmar Co Ltd Working vehicle
JP4521234B2 (en) * 2004-08-24 2010-08-11 ヤンマー株式会社 Work vehicle

Also Published As

Publication number Publication date
JPH0428306Y2 (en) 1992-07-08

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