JPH0371707U - - Google Patents

Info

Publication number
JPH0371707U
JPH0371707U JP13146989U JP13146989U JPH0371707U JP H0371707 U JPH0371707 U JP H0371707U JP 13146989 U JP13146989 U JP 13146989U JP 13146989 U JP13146989 U JP 13146989U JP H0371707 U JPH0371707 U JP H0371707U
Authority
JP
Japan
Prior art keywords
pressure
oil passage
control valve
lift device
hydraulic lift
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
JP13146989U
Other languages
English (en)
Other versions
JP2515787Y2 (ja
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 JP1989131469U priority Critical patent/JP2515787Y2/ja
Publication of JPH0371707U publication Critical patent/JPH0371707U/ja
Application granted granted Critical
Publication of JP2515787Y2 publication Critical patent/JP2515787Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Lifting Devices For Agricultural Implements (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
図面は本考案に係る移動農機における油圧リフ
ト装置のコントロールバルフの実施例を示すもの
であつて、第1図は全体側面図、第2図は油圧回
路図、第3図は従来の油圧回路図である。 図中、1……移動農機、7……油圧リフト装置
、8……作業機、15……作業機上昇側油路、2
3……電磁比例制御弁、28……作業機下降側油
路、30……ON、OFF電磁弁、31……圧力
保償機構である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 作業機を昇降させる油圧リフト装置を備えた移
    動農機において、上記油圧リフト装置の作業機上
    昇側油路に、圧油の流量を調節する電磁比例制御
    弁を設け、作業機下降側油路に、油路を開閉する
    ON、OFF電磁弁を設けると共に、上記作業機
    上昇側油路には、圧油の入口圧力と負荷圧力との
    圧力差を一定圧に調節保持する圧力保償機構を設
    けたことを特徴とする移動農機における油圧リフ
    ト装置のコントロールバルブ。
JP1989131469U 1989-11-09 1989-11-09 移動農機の油圧リフト装置 Expired - Lifetime JP2515787Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989131469U JP2515787Y2 (ja) 1989-11-09 1989-11-09 移動農機の油圧リフト装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989131469U JP2515787Y2 (ja) 1989-11-09 1989-11-09 移動農機の油圧リフト装置

Publications (2)

Publication Number Publication Date
JPH0371707U true JPH0371707U (ja) 1991-07-19
JP2515787Y2 JP2515787Y2 (ja) 1996-10-30

Family

ID=31678978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989131469U Expired - Lifetime JP2515787Y2 (ja) 1989-11-09 1989-11-09 移動農機の油圧リフト装置

Country Status (1)

Country Link
JP (1) JP2515787Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566787A (zh) * 2018-07-17 2018-09-25 潍坊科技学院 一种犁耙联合整地机控制装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101246196B1 (ko) * 2011-02-24 2013-03-21 현대제철 주식회사 전기로에서의 슬래그의 유출 저감장치 및 그 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136502A (ja) * 1984-07-25 1986-02-21 Iseki & Co Ltd トラクタの作業機昇降制御装置
JPS62144409U (ja) * 1986-03-07 1987-09-11

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136502A (ja) * 1984-07-25 1986-02-21 Iseki & Co Ltd トラクタの作業機昇降制御装置
JPS62144409U (ja) * 1986-03-07 1987-09-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566787A (zh) * 2018-07-17 2018-09-25 潍坊科技学院 一种犁耙联合整地机控制装置
CN108566787B (zh) * 2018-07-17 2024-01-12 潍坊科技学院 一种犁耙联合整地机控制装置

Also Published As

Publication number Publication date
JP2515787Y2 (ja) 1996-10-30

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