JPH025447U - - Google Patents

Info

Publication number
JPH025447U
JPH025447U JP8216388U JP8216388U JPH025447U JP H025447 U JPH025447 U JP H025447U JP 8216388 U JP8216388 U JP 8216388U JP 8216388 U JP8216388 U JP 8216388U JP H025447 U JPH025447 U JP H025447U
Authority
JP
Japan
Prior art keywords
switching valve
stroke
civil engineering
construction machinery
hydraulic
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
JP8216388U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0730776Y2 (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 JP1988082163U priority Critical patent/JPH0730776Y2/ja
Publication of JPH025447U publication Critical patent/JPH025447U/ja
Application granted granted Critical
Publication of JPH0730776Y2 publication Critical patent/JPH0730776Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP1988082163U 1988-06-21 1988-06-21 土木・建設機械用油圧回路 Expired - Lifetime JPH0730776Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988082163U JPH0730776Y2 (ja) 1988-06-21 1988-06-21 土木・建設機械用油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988082163U JPH0730776Y2 (ja) 1988-06-21 1988-06-21 土木・建設機械用油圧回路

Publications (2)

Publication Number Publication Date
JPH025447U true JPH025447U (en]) 1990-01-16
JPH0730776Y2 JPH0730776Y2 (ja) 1995-07-19

Family

ID=31306927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988082163U Expired - Lifetime JPH0730776Y2 (ja) 1988-06-21 1988-06-21 土木・建設機械用油圧回路

Country Status (1)

Country Link
JP (1) JPH0730776Y2 (en])

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5070702U (en]) * 1973-10-29 1975-06-23
JPS53141703U (en]) * 1977-04-12 1978-11-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5070702U (en]) * 1973-10-29 1975-06-23
JPS53141703U (en]) * 1977-04-12 1978-11-09

Also Published As

Publication number Publication date
JPH0730776Y2 (ja) 1995-07-19

Similar Documents

Publication Publication Date Title
JP2003004003A (ja) 油圧ショベルの油圧制御回路
JPH01165766U (en])
CN107477160A (zh) 液压调速系统及工程机械
JP2602695B2 (ja) 油圧ショベルの油圧回路並びに油圧切換弁
JPH0672437B2 (ja) 油圧シヨベルの油圧回路
JPH025447U (en])
JPH0442368Y2 (en])
JPS612908A (ja) 制御弁装置
JPH0285503A (ja) 油圧ショベルの油圧回路
KR950005291Y1 (ko) 바퀴형 굴삭기의 유압구동 시스템
JPS6145248Y2 (en])
JPH0326323Y2 (en])
JPH02484Y2 (en])
KR870003749Y1 (ko) 1단 파일롯압을 이용한 2단 스풀 작동 장치
JPH0526323Y2 (en])
JP2873399B2 (ja) 建設機械の油圧制御装置
JPH058323Y2 (en])
JPH0329551U (en])
JPS5935663Y2 (ja) 油圧式掘削機
JPS5914535Y2 (ja) 油圧掘削機の特殊アタツチメント用油圧回路
JPH0246417Y2 (en])
JPH0239048Y2 (en])
JPH0329399Y2 (en])
JPH0237959U (en])
JPH0612013B2 (ja) 油圧シヨベルの油圧回路