JPH0732603Y2 - 油圧ショベルの油圧回路 - Google Patents

油圧ショベルの油圧回路

Info

Publication number
JPH0732603Y2
JPH0732603Y2 JP8741989U JP8741989U JPH0732603Y2 JP H0732603 Y2 JPH0732603 Y2 JP H0732603Y2 JP 8741989 U JP8741989 U JP 8741989U JP 8741989 U JP8741989 U JP 8741989U JP H0732603 Y2 JPH0732603 Y2 JP H0732603Y2
Authority
JP
Japan
Prior art keywords
center bypass
hydraulic circuit
control valve
arm
bypass type
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
JP8741989U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0329551U (US07652168-20100126-C00068.png
Inventor
年明 月本
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.)
Shibaura Machine Co Ltd
Original Assignee
Toshiba Machine Co 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 Toshiba Machine Co Ltd filed Critical Toshiba Machine Co Ltd
Priority to JP8741989U priority Critical patent/JPH0732603Y2/ja
Publication of JPH0329551U publication Critical patent/JPH0329551U/ja
Application granted granted Critical
Publication of JPH0732603Y2 publication Critical patent/JPH0732603Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP8741989U 1989-07-27 1989-07-27 油圧ショベルの油圧回路 Expired - Fee Related JPH0732603Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8741989U JPH0732603Y2 (ja) 1989-07-27 1989-07-27 油圧ショベルの油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8741989U JPH0732603Y2 (ja) 1989-07-27 1989-07-27 油圧ショベルの油圧回路

Publications (2)

Publication Number Publication Date
JPH0329551U JPH0329551U (US07652168-20100126-C00068.png) 1991-03-25
JPH0732603Y2 true JPH0732603Y2 (ja) 1995-07-26

Family

ID=31637065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8741989U Expired - Fee Related JPH0732603Y2 (ja) 1989-07-27 1989-07-27 油圧ショベルの油圧回路

Country Status (1)

Country Link
JP (1) JPH0732603Y2 (US07652168-20100126-C00068.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100886475B1 (ko) * 2007-03-12 2009-03-05 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설기계용 유압 합류회로
JP5388787B2 (ja) * 2009-10-15 2014-01-15 日立建機株式会社 作業機械の油圧システム
JP5602034B2 (ja) * 2011-01-18 2014-10-08 日立建機株式会社 ホイール式走行作業車の走行駆動回路装置

Also Published As

Publication number Publication date
JPH0329551U (US07652168-20100126-C00068.png) 1991-03-25

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Legal Events

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