KR960011416U - 유압식 암반 절개기 - Google Patents

유압식 암반 절개기

Info

Publication number
KR960011416U
KR960011416U KR2019940023035U KR19940023035U KR960011416U KR 960011416 U KR960011416 U KR 960011416U KR 2019940023035 U KR2019940023035 U KR 2019940023035U KR 19940023035 U KR19940023035 U KR 19940023035U KR 960011416 U KR960011416 U KR 960011416U
Authority
KR
South Korea
Prior art keywords
hydraulic rock
rock incision
incision
hydraulic
rock
Prior art date
Application number
KR2019940023035U
Other languages
English (en)
Other versions
KR970000961Y1 (ko
Inventor
하정수
Original Assignee
주식회사 호상테크노베이션
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 주식회사 호상테크노베이션 filed Critical 주식회사 호상테크노베이션
Priority to KR2019940023035U priority Critical patent/KR970000961Y1/ko
Priority to US08/525,438 priority patent/US5676427A/en
Publication of KR960011416U publication Critical patent/KR960011416U/ko
Application granted granted Critical
Publication of KR970000961Y1 publication Critical patent/KR970000961Y1/ko

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/04—Other methods or devices for dislodging with or without loading by devices with parts pressed mechanically against the wall of a borehole or a slit
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/02—Other methods or devices for dislodging with or without loading by wedges
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/06—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole
    • E21C37/10—Devices with expanding elastic casings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Percussive Tools And Related Accessories (AREA)
KR2019940023035U 1994-09-07 1994-09-07 유압식 암반 절개기 KR970000961Y1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR2019940023035U KR970000961Y1 (ko) 1994-09-07 1994-09-07 유압식 암반 절개기
US08/525,438 US5676427A (en) 1994-09-07 1995-09-07 Apparatus for hydraulically splitting up rock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019940023035U KR970000961Y1 (ko) 1994-09-07 1994-09-07 유압식 암반 절개기

Publications (2)

Publication Number Publication Date
KR960011416U true KR960011416U (ko) 1996-04-15
KR970000961Y1 KR970000961Y1 (ko) 1997-02-14

Family

ID=19392608

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019940023035U KR970000961Y1 (ko) 1994-09-07 1994-09-07 유압식 암반 절개기

Country Status (2)

Country Link
US (1) US5676427A (ko)
KR (1) KR970000961Y1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6305753B1 (en) 1999-03-04 2001-10-23 Casiano Glenie Rodrigues Hydraulic expansion tube
SE531266C2 (sv) * 2006-02-15 2009-02-03 Emstone Ab Expansionsanordning för riktad kilformig spräckning av sten, berg, betong eller liknande material
KR100851944B1 (ko) * 2007-10-18 2008-08-12 이상휴 무진동 암반절개장치용 외부튜브 어셈블리
KR101258866B1 (ko) * 2011-01-31 2013-04-29 주식회사 기술나라 유체압력을 이용한 암반절개 공법
CN104191529B (zh) * 2014-09-04 2015-12-23 天峨县宏昌农机专业合作社 液压式石材劈裂孔刨槽机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003413A1 (ko) * 1968-03-07 1969-11-07 Demag Ag
US3690460A (en) * 1971-03-11 1972-09-12 Ross W Lyon Relief valve for oil filters or the like
DE2336063C2 (de) * 1973-07-16 1975-06-26 Helmut 7712 Blumberg Darda Hydraulisch betätigtes Gerät zum mechanischen Zerlegen von Gestein
ZA752609B (en) * 1975-04-23 1976-08-25 Atlas Copco Ab Improvements in or relating to methods of and apparatus for winning reef
US4072353A (en) * 1976-08-27 1978-02-07 The Curators Of The University Of Missouri Thrust-impact rock-splitter
US4168862A (en) * 1978-01-05 1979-09-25 Langfield Edward R Wear or thrust plates for hydraulic rock splitting apparatus
US4215901A (en) * 1978-04-04 1980-08-05 Edward R. Langfield Hydraulically actuated tool for mechanically splitting rock-like material
US4474410A (en) * 1981-03-31 1984-10-02 Kabushiki Kaisha Komatsu Seisakusho Power-driven, wedge-operated rock splitter
US4571002A (en) * 1984-05-10 1986-02-18 Kabushiki Kaisha Komatsu Seisakusho Hydraulic rock splitter
JPH01502126A (ja) * 1987-01-23 1989-07-27 ゴルノ―アルタイスキイ　ゴスダルストヴェンニイ　ペダゴギチェスキイ　インスチチュート 方位力発生装置
SU1767174A1 (ru) * 1988-05-06 1992-10-07 Горно-Алтайский государственный педагогический институт Силовой элемент
US5015039A (en) * 1990-01-08 1991-05-14 The United States Of America As Represented By The Department Of The Interior Hydraulically actuated mechanical rock excavator

Also Published As

Publication number Publication date
KR970000961Y1 (ko) 1997-02-14
US5676427A (en) 1997-10-14

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee