JP2511165Y2 - パワ―ショベルのリリ―フ圧制御装置 - Google Patents

パワ―ショベルのリリ―フ圧制御装置

Info

Publication number
JP2511165Y2
JP2511165Y2 JP1990065351U JP6535190U JP2511165Y2 JP 2511165 Y2 JP2511165 Y2 JP 2511165Y2 JP 1990065351 U JP1990065351 U JP 1990065351U JP 6535190 U JP6535190 U JP 6535190U JP 2511165 Y2 JP2511165 Y2 JP 2511165Y2
Authority
JP
Japan
Prior art keywords
pressure
boom
arm
bucket
hydraulic circuit
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.)
Expired - Fee Related
Application number
JP1990065351U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0426263U (enrdf_load_stackoverflow
Inventor
守 広中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 by Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP1990065351U priority Critical patent/JP2511165Y2/ja
Publication of JPH0426263U publication Critical patent/JPH0426263U/ja
Application granted granted Critical
Publication of JP2511165Y2 publication Critical patent/JP2511165Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP1990065351U 1990-06-20 1990-06-20 パワ―ショベルのリリ―フ圧制御装置 Expired - Fee Related JP2511165Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990065351U JP2511165Y2 (ja) 1990-06-20 1990-06-20 パワ―ショベルのリリ―フ圧制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990065351U JP2511165Y2 (ja) 1990-06-20 1990-06-20 パワ―ショベルのリリ―フ圧制御装置

Publications (2)

Publication Number Publication Date
JPH0426263U JPH0426263U (enrdf_load_stackoverflow) 1992-03-02
JP2511165Y2 true JP2511165Y2 (ja) 1996-09-18

Family

ID=31597103

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990065351U Expired - Fee Related JP2511165Y2 (ja) 1990-06-20 1990-06-20 パワ―ショベルのリリ―フ圧制御装置

Country Status (1)

Country Link
JP (1) JP2511165Y2 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3876220B2 (ja) * 2002-12-10 2007-01-31 新キャタピラー三菱株式会社 作業機械の自動昇圧装置
JP5177044B2 (ja) * 2009-03-25 2013-04-03 コベルコ建機株式会社 建設機械の油圧ポンプ制御装置
DE112016000048B4 (de) 2016-02-08 2023-10-19 Komatsu Ltd. Arbeitsfahrzeug und Verfahren zum Steuern von Arbeitsvorgängen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0672437B2 (ja) * 1986-11-27 1994-09-14 油谷重工株式会社 油圧シヨベルの油圧回路

Also Published As

Publication number Publication date
JPH0426263U (enrdf_load_stackoverflow) 1992-03-02

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees