KR900020406U - 굴삭기의 유압시스템 보호장치 - Google Patents

굴삭기의 유압시스템 보호장치

Info

Publication number
KR900020406U
KR900020406U KR2019890007476U KR890007476U KR900020406U KR 900020406 U KR900020406 U KR 900020406U KR 2019890007476 U KR2019890007476 U KR 2019890007476U KR 890007476 U KR890007476 U KR 890007476U KR 900020406 U KR900020406 U KR 900020406U
Authority
KR
South Korea
Prior art keywords
excavator
protection
hydraulic
hydraulic system
protection system
Prior art date
Application number
KR2019890007476U
Other languages
English (en)
Other versions
KR920006038Y1 (ko
Inventor
홍명선
Original Assignee
삼성중공업 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 삼성중공업 주식회사 filed Critical 삼성중공업 주식회사
Priority to KR2019890007476U priority Critical patent/KR920006038Y1/ko
Publication of KR900020406U publication Critical patent/KR900020406U/ko
Application granted granted Critical
Publication of KR920006038Y1 publication Critical patent/KR920006038Y1/ko

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/425—Drive systems for dipper-arms, backhoes or the like
    • 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
    • E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
KR2019890007476U 1989-05-31 1989-05-31 굴삭기의 유압시스템 보호장치 KR920006038Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890007476U KR920006038Y1 (ko) 1989-05-31 1989-05-31 굴삭기의 유압시스템 보호장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890007476U KR920006038Y1 (ko) 1989-05-31 1989-05-31 굴삭기의 유압시스템 보호장치

Publications (2)

Publication Number Publication Date
KR900020406U true KR900020406U (ko) 1990-12-13
KR920006038Y1 KR920006038Y1 (ko) 1992-08-29

Family

ID=19286714

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890007476U KR920006038Y1 (ko) 1989-05-31 1989-05-31 굴삭기의 유압시스템 보호장치

Country Status (1)

Country Link
KR (1) KR920006038Y1 (ko)

Also Published As

Publication number Publication date
KR920006038Y1 (ko) 1992-08-29

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