JPH02139946U - - Google Patents

Info

Publication number
JPH02139946U
JPH02139946U JP4990989U JP4990989U JPH02139946U JP H02139946 U JPH02139946 U JP H02139946U JP 4990989 U JP4990989 U JP 4990989U JP 4990989 U JP4990989 U JP 4990989U JP H02139946 U JPH02139946 U JP H02139946U
Authority
JP
Japan
Prior art keywords
boom
cylinder
locked
hydraulic excavator
boom cylinder
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.)
Pending
Application number
JP4990989U
Other languages
English (en)
Japanese (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 JP4990989U priority Critical patent/JPH02139946U/ja
Publication of JPH02139946U publication Critical patent/JPH02139946U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Actuator (AREA)
  • Operation Control Of Excavators (AREA)
JP4990989U 1989-04-27 1989-04-27 Pending JPH02139946U (US20020193084A1-20021219-M00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4990989U JPH02139946U (US20020193084A1-20021219-M00002.png) 1989-04-27 1989-04-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4990989U JPH02139946U (US20020193084A1-20021219-M00002.png) 1989-04-27 1989-04-27

Publications (1)

Publication Number Publication Date
JPH02139946U true JPH02139946U (US20020193084A1-20021219-M00002.png) 1990-11-22

Family

ID=31568003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4990989U Pending JPH02139946U (US20020193084A1-20021219-M00002.png) 1989-04-27 1989-04-27

Country Status (1)

Country Link
JP (1) JPH02139946U (US20020193084A1-20021219-M00002.png)

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