JPH03128754U - - Google Patents

Info

Publication number
JPH03128754U
JPH03128754U JP10654390U JP10654390U JPH03128754U JP H03128754 U JPH03128754 U JP H03128754U JP 10654390 U JP10654390 U JP 10654390U JP 10654390 U JP10654390 U JP 10654390U JP H03128754 U JPH03128754 U JP H03128754U
Authority
JP
Japan
Prior art keywords
pressure
pilot
hydraulic excavator
valve
port
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
JP10654390U
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 JP10654390U priority Critical patent/JPH03128754U/ja
Publication of JPH03128754U publication Critical patent/JPH03128754U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
JP10654390U 1990-10-12 1990-10-12 Pending JPH03128754U ( )

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10654390U JPH03128754U ( ) 1990-10-12 1990-10-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10654390U JPH03128754U ( ) 1990-10-12 1990-10-12

Publications (1)

Publication Number Publication Date
JPH03128754U true JPH03128754U ( ) 1991-12-25

Family

ID=31655273

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10654390U Pending JPH03128754U ( ) 1990-10-12 1990-10-12

Country Status (1)

Country Link
JP (1) JPH03128754U ( )

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5254876A (en) * 1975-10-28 1977-05-04 Caterpillar Tractor Co Balance change valve for changing pressure which is held at central position by means of spring

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5254876A (en) * 1975-10-28 1977-05-04 Caterpillar Tractor Co Balance change valve for changing pressure which is held at central position by means of spring

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