JPH0250449U - - Google Patents

Info

Publication number
JPH0250449U
JPH0250449U JP12764888U JP12764888U JPH0250449U JP H0250449 U JPH0250449 U JP H0250449U JP 12764888 U JP12764888 U JP 12764888U JP 12764888 U JP12764888 U JP 12764888U JP H0250449 U JPH0250449 U JP H0250449U
Authority
JP
Japan
Prior art keywords
pressure proportional
proportional control
control valve
switching valve
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.)
Granted
Application number
JP12764888U
Other languages
English (en)
Japanese (ja)
Other versions
JPH072732Y2 (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 JP1988127648U priority Critical patent/JPH072732Y2/ja
Publication of JPH0250449U publication Critical patent/JPH0250449U/ja
Application granted granted Critical
Publication of JPH072732Y2 publication Critical patent/JPH072732Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
JP1988127648U 1988-09-29 1988-09-29 圧力比例制御弁を用いたブレード制御機構 Expired - Lifetime JPH072732Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988127648U JPH072732Y2 (ja) 1988-09-29 1988-09-29 圧力比例制御弁を用いたブレード制御機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988127648U JPH072732Y2 (ja) 1988-09-29 1988-09-29 圧力比例制御弁を用いたブレード制御機構

Publications (2)

Publication Number Publication Date
JPH0250449U true JPH0250449U (pl) 1990-04-09
JPH072732Y2 JPH072732Y2 (ja) 1995-01-25

Family

ID=31380265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988127648U Expired - Lifetime JPH072732Y2 (ja) 1988-09-29 1988-09-29 圧力比例制御弁を用いたブレード制御機構

Country Status (1)

Country Link
JP (1) JPH072732Y2 (pl)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5389207A (en) * 1977-01-14 1978-08-05 Komatsu Mfg Co Ltd Automatic controller for blade of bulldozer
JPS61206756U (pl) * 1985-06-12 1986-12-27
JPS6327571U (pl) * 1986-08-01 1988-02-23

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5389207A (en) * 1977-01-14 1978-08-05 Komatsu Mfg Co Ltd Automatic controller for blade of bulldozer
JPS61206756U (pl) * 1985-06-12 1986-12-27
JPS6327571U (pl) * 1986-08-01 1988-02-23

Also Published As

Publication number Publication date
JPH072732Y2 (ja) 1995-01-25

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