JPS5914532Y2 - 上部旋回式油圧掘削機の油圧回路 - Google Patents

上部旋回式油圧掘削機の油圧回路

Info

Publication number
JPS5914532Y2
JPS5914532Y2 JP11569479U JP11569479U JPS5914532Y2 JP S5914532 Y2 JPS5914532 Y2 JP S5914532Y2 JP 11569479 U JP11569479 U JP 11569479U JP 11569479 U JP11569479 U JP 11569479U JP S5914532 Y2 JPS5914532 Y2 JP S5914532Y2
Authority
JP
Japan
Prior art keywords
swing
boom
valve
pump
pressure
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
Application number
JP11569479U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5636774U (US20030220297A1-20031127-C00033.png
Inventor
隆二 伊藤
英雄 川添
照夫 秋山
Original Assignee
株式会社小松製作所
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 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP11569479U priority Critical patent/JPS5914532Y2/ja
Publication of JPS5636774U publication Critical patent/JPS5636774U/ja
Application granted granted Critical
Publication of JPS5914532Y2 publication Critical patent/JPS5914532Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Jib Cranes (AREA)
  • Fluid-Pressure Circuits (AREA)
JP11569479U 1979-08-24 1979-08-24 上部旋回式油圧掘削機の油圧回路 Expired JPS5914532Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11569479U JPS5914532Y2 (ja) 1979-08-24 1979-08-24 上部旋回式油圧掘削機の油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11569479U JPS5914532Y2 (ja) 1979-08-24 1979-08-24 上部旋回式油圧掘削機の油圧回路

Publications (2)

Publication Number Publication Date
JPS5636774U JPS5636774U (US20030220297A1-20031127-C00033.png) 1981-04-08
JPS5914532Y2 true JPS5914532Y2 (ja) 1984-04-27

Family

ID=29347927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11569479U Expired JPS5914532Y2 (ja) 1979-08-24 1979-08-24 上部旋回式油圧掘削機の油圧回路

Country Status (1)

Country Link
JP (1) JPS5914532Y2 (US20030220297A1-20031127-C00033.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0478175U (US20030220297A1-20031127-C00033.png) * 1990-11-16 1992-07-08
JPH1037907A (ja) * 1996-07-26 1998-02-13 Komatsu Ltd 圧油供給装置
JP3748775B2 (ja) * 2001-01-05 2006-02-22 株式会社クボタ バックホウの油圧装置
JP6850707B2 (ja) 2017-09-29 2021-03-31 日立建機株式会社 作業機械

Also Published As

Publication number Publication date
JPS5636774U (US20030220297A1-20031127-C00033.png) 1981-04-08

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