KR930008923U - 불도저의 유압식 작업기 작동조작장치 - Google Patents

불도저의 유압식 작업기 작동조작장치

Info

Publication number
KR930008923U
KR930008923U KR2019910016188U KR910016188U KR930008923U KR 930008923 U KR930008923 U KR 930008923U KR 2019910016188 U KR2019910016188 U KR 2019910016188U KR 910016188 U KR910016188 U KR 910016188U KR 930008923 U KR930008923 U KR 930008923U
Authority
KR
South Korea
Prior art keywords
bulldozer
work machine
operation mechanism
hydraulic work
hydraulic
Prior art date
Application number
KR2019910016188U
Other languages
English (en)
Other versions
KR950006737Y1 (ko
Inventor
이남식
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 KR2019910016188U priority Critical patent/KR950006737Y1/ko
Publication of KR930008923U publication Critical patent/KR930008923U/ko
Application granted granted Critical
Publication of KR950006737Y1 publication Critical patent/KR950006737Y1/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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2282—Systems using center bypass type changeover valves
    • 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
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80—Component parts
    • E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems
    • 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
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
KR2019910016188U 1991-10-01 1991-10-01 불도저의 유압식 작업기 작동조작장치 KR950006737Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910016188U KR950006737Y1 (ko) 1991-10-01 1991-10-01 불도저의 유압식 작업기 작동조작장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910016188U KR950006737Y1 (ko) 1991-10-01 1991-10-01 불도저의 유압식 작업기 작동조작장치

Publications (2)

Publication Number Publication Date
KR930008923U true KR930008923U (ko) 1993-05-25
KR950006737Y1 KR950006737Y1 (ko) 1995-08-19

Family

ID=19320023

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910016188U KR950006737Y1 (ko) 1991-10-01 1991-10-01 불도저의 유압식 작업기 작동조작장치

Country Status (1)

Country Link
KR (1) KR950006737Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000007997A (ko) * 1998-07-09 2000-02-07 김형벽 휠로더용 순간 승압장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000007997A (ko) * 1998-07-09 2000-02-07 김형벽 휠로더용 순간 승압장치

Also Published As

Publication number Publication date
KR950006737Y1 (ko) 1995-08-19

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Payment date: 19980623

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