JPH0747602Y2 - 方向切換弁駆動油圧回路 - Google Patents

方向切換弁駆動油圧回路

Info

Publication number
JPH0747602Y2
JPH0747602Y2 JP1988060030U JP6003088U JPH0747602Y2 JP H0747602 Y2 JPH0747602 Y2 JP H0747602Y2 JP 1988060030 U JP1988060030 U JP 1988060030U JP 6003088 U JP6003088 U JP 6003088U JP H0747602 Y2 JPH0747602 Y2 JP H0747602Y2
Authority
JP
Japan
Prior art keywords
pilot
control valve
valve
flow control
chamber
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 - Lifetime
Application number
JP1988060030U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01163201U (en, 2012
Inventor
新一 三原
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP1988060030U priority Critical patent/JPH0747602Y2/ja
Publication of JPH01163201U publication Critical patent/JPH01163201U/ja
Application granted granted Critical
Publication of JPH0747602Y2 publication Critical patent/JPH0747602Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP1988060030U 1988-05-09 1988-05-09 方向切換弁駆動油圧回路 Expired - Lifetime JPH0747602Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988060030U JPH0747602Y2 (ja) 1988-05-09 1988-05-09 方向切換弁駆動油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988060030U JPH0747602Y2 (ja) 1988-05-09 1988-05-09 方向切換弁駆動油圧回路

Publications (2)

Publication Number Publication Date
JPH01163201U JPH01163201U (en, 2012) 1989-11-14
JPH0747602Y2 true JPH0747602Y2 (ja) 1995-11-01

Family

ID=31285756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988060030U Expired - Lifetime JPH0747602Y2 (ja) 1988-05-09 1988-05-09 方向切換弁駆動油圧回路

Country Status (1)

Country Link
JP (1) JPH0747602Y2 (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7506717B2 (en) 2002-12-27 2009-03-24 Hitachi Construction Machinery Co., Ltd. Hydraulically driven vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57144602U (en, 2012) * 1981-03-06 1982-09-10
JPH032722Y2 (en, 2012) * 1985-09-06 1991-01-24
JPS6449704U (en, 2012) * 1987-09-22 1989-03-28
JPH0633203Y2 (ja) * 1988-02-12 1994-08-31 住友建機株式会社 パイロットコントロールバルブの操作回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7506717B2 (en) 2002-12-27 2009-03-24 Hitachi Construction Machinery Co., Ltd. Hydraulically driven vehicle

Also Published As

Publication number Publication date
JPH01163201U (en, 2012) 1989-11-14

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