KR860002819U - 1단 파일롯압을 이용한 2단 스풀 작동 장치 - Google Patents

1단 파일롯압을 이용한 2단 스풀 작동 장치

Info

Publication number
KR860002819U
KR860002819U KR2019840008103U KR840008103U KR860002819U KR 860002819 U KR860002819 U KR 860002819U KR 2019840008103 U KR2019840008103 U KR 2019840008103U KR 840008103 U KR840008103 U KR 840008103U KR 860002819 U KR860002819 U KR 860002819U
Authority
KR
South Korea
Prior art keywords
stage
pilot pressure
spool actuator
actuator
stage spool
Prior art date
Application number
KR2019840008103U
Other languages
English (en)
Other versions
KR870003749Y1 (ko
Inventor
이종원
Original Assignee
대우중공업 주식회사
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 대우중공업 주식회사 filed Critical 대우중공업 주식회사
Priority to KR2019840008103U priority Critical patent/KR870003749Y1/ko
Publication of KR860002819U publication Critical patent/KR860002819U/ko
Application granted granted Critical
Publication of KR870003749Y1 publication Critical patent/KR870003749Y1/ko

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanically-Actuated Valves (AREA)
KR2019840008103U 1984-08-20 1984-08-20 1단 파일롯압을 이용한 2단 스풀 작동 장치 KR870003749Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019840008103U KR870003749Y1 (ko) 1984-08-20 1984-08-20 1단 파일롯압을 이용한 2단 스풀 작동 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019840008103U KR870003749Y1 (ko) 1984-08-20 1984-08-20 1단 파일롯압을 이용한 2단 스풀 작동 장치

Publications (2)

Publication Number Publication Date
KR860002819U true KR860002819U (ko) 1986-03-31
KR870003749Y1 KR870003749Y1 (ko) 1987-10-23

Family

ID=19236700

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019840008103U KR870003749Y1 (ko) 1984-08-20 1984-08-20 1단 파일롯압을 이용한 2단 스풀 작동 장치

Country Status (1)

Country Link
KR (1) KR870003749Y1 (ko)

Also Published As

Publication number Publication date
KR870003749Y1 (ko) 1987-10-23

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Payment date: 19930924

Year of fee payment: 9

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