GB1411935A - Hydraulically actuatable apparatus for mechanically breaking up rock - Google Patents

Hydraulically actuatable apparatus for mechanically breaking up rock

Info

Publication number
GB1411935A
GB1411935A GB1030674A GB1030674A GB1411935A GB 1411935 A GB1411935 A GB 1411935A GB 1030674 A GB1030674 A GB 1030674A GB 1030674 A GB1030674 A GB 1030674A GB 1411935 A GB1411935 A GB 1411935A
Authority
GB
United Kingdom
Prior art keywords
presser
checks
wedge
extension
tubular extension
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.)
Expired
Application number
GB1030674A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1411935A publication Critical patent/GB1411935A/en
Expired legal-status Critical Current

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

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)
  • Actuator (AREA)
  • Crushing And Grinding (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Working Measures On Existing Buildindgs (AREA)
  • Earth Drilling (AREA)
GB1030674A 1973-03-09 1974-03-07 Hydraulically actuatable apparatus for mechanically breaking up rock Expired GB1411935A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2311723A DE2311723C2 (de) 1973-03-09 1973-03-09 Hydraulisch betätigbares Gerät zum mechanischen Zerlegen von Gestein

Publications (1)

Publication Number Publication Date
GB1411935A true GB1411935A (en) 1975-10-29

Family

ID=5874273

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1030674A Expired GB1411935A (en) 1973-03-09 1974-03-07 Hydraulically actuatable apparatus for mechanically breaking up rock

Country Status (17)

Country Link
US (1) US3957309A (enExample)
JP (1) JPS5342002B2 (enExample)
AT (1) AT330048B (enExample)
BE (1) BE811290A (enExample)
BR (1) BR7401773D0 (enExample)
CA (1) CA983466A (enExample)
CH (1) CH565317A5 (enExample)
DE (1) DE2311723C2 (enExample)
ES (1) ES423612A1 (enExample)
FR (1) FR2220631B1 (enExample)
GB (1) GB1411935A (enExample)
IT (1) IT1008902B (enExample)
NL (1) NL155071B (enExample)
NO (1) NO139902C (enExample)
SE (2) SE407030B (enExample)
SU (1) SU709005A3 (enExample)
ZA (1) ZA741090B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172227A (en) * 1985-03-14 1986-09-17 Sermec Engineering Ltd Hydraulic wedge unit
CN113275090A (zh) * 2021-05-28 2021-08-20 刘国成 一种废弃塑料破碎设备

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114951A (en) * 1977-05-09 1978-09-19 Edward R. Langfield Hydraulically actuated tool for mechanically splitting rock-like material
US4168862A (en) * 1978-01-05 1979-09-25 Langfield Edward R Wear or thrust plates for hydraulic rock splitting apparatus
DE3228433C2 (de) * 1982-07-30 1985-08-29 Friedhelm 8390 Passau Porsfeld Steinspaltgerät zum mechanischen Zerlegen von Gestein
DE19739743C2 (de) * 1997-09-10 1999-07-08 Wacker Werke Kg Arbeitsgerät mit reduzierten Obermassenschwingungen
CN109780954A (zh) * 2019-03-07 2019-05-21 厦门爆破工程公司 一种非开挖施工用地下岩爆破装置
CN112673797B (zh) * 2020-12-21 2022-04-05 浙江工业大学之江学院 一种新能源除草装置及其使用方法
DE102024001741A1 (de) * 2024-05-29 2025-12-04 MB Spezialabbruch GmbH & Co. KG Verfahren zum Rückbau eines segmentierten Stahlbetonpylons und Spreizwerkzeug zum Ablösen eines Ringsegments eines Pylons

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2595565A (en) * 1950-03-14 1952-05-06 James C Buttrick Cutting unit for mining machines
SE305842B (enExample) * 1965-08-11 1968-11-11 H Darda
DE1652483B1 (de) * 1966-12-08 1971-05-27 Helmut Darda Hydraulisch betaetigtes Geraet zum mechanischen Zerlegen von Gestein
FR2003413A1 (enExample) * 1968-03-07 1969-11-07 Demag Ag
US3558191A (en) * 1969-01-23 1971-01-26 Fletcher Co H E Means for applying wedging forces to minerals and other bodies
US3572840A (en) * 1969-03-21 1971-03-30 Fletcher Co H E Means for applying wedging force to mineral and other bodies

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172227A (en) * 1985-03-14 1986-09-17 Sermec Engineering Ltd Hydraulic wedge unit
CN113275090A (zh) * 2021-05-28 2021-08-20 刘国成 一种废弃塑料破碎设备

Also Published As

Publication number Publication date
FR2220631B1 (enExample) 1978-06-30
ZA741090B (en) 1975-01-29
SU709005A3 (ru) 1980-01-05
ATA114474A (de) 1975-08-15
NO139902C (no) 1979-05-30
NO139902B (no) 1979-02-19
SE438112B (sv) 1985-04-01
DE2311723B1 (de) 1974-07-18
NO740730L (no) 1974-09-10
CA983466A (en) 1976-02-10
SE407030B (sv) 1979-03-12
DE2311723C2 (de) 1975-03-06
FR2220631A1 (enExample) 1974-10-04
BE811290A (fr) 1974-06-17
NL155071B (nl) 1977-11-15
US3957309A (en) 1976-05-18
CH565317A5 (enExample) 1975-08-15
SE7900824L (sv) 1979-01-31
JPS5342002B2 (enExample) 1978-11-08
BR7401773D0 (pt) 1974-11-19
JPS49120256A (enExample) 1974-11-16
NL7403116A (enExample) 1974-09-11
ES423612A1 (es) 1976-05-01
AU6626774A (en) 1975-09-11
AT330048B (de) 1976-06-10
IT1008902B (it) 1976-11-30

Similar Documents

Publication Publication Date Title
GB1411935A (en) Hydraulically actuatable apparatus for mechanically breaking up rock
GB1472800A (enExample)
GB1453922A (en) Rock-splitting apparatus
SE7804051L (sv) Bergborrmaskin
DE2203847B2 (de) Kolben für eine Brennkraftmaschine oder einen Kompressor
GB1457388A (en) Actuators
GB1139870A (en) Improvements in or relating to mine roof support assemblies
SU1599532A1 (ru) Податчик дл буровых установок
GB832715A (en) Improvements relating to ships stabilizers
CN215444582U (zh) 一种具有保护装置的液压缸
GB1106870A (en) Improvements in or relating to mining machines
CN222315534U (zh) 一种分体式轨道升降液压缸
CN212054667U (zh) 一种掘进机导向自动测量装置
GB1393809A (en) Vehicle mounted mineral or eart moving or working equipment
GB1453802A (en) Mineral mining installations
CN114737892A (zh) 一种水工环地质钻探钻杆结构
FR2443565A1 (fr) Mecanisme pour faire tourner le dispositif d'avance d'une machine de forage, notamment une foreuse de roche
DE738086C (de) Metallrohrpresse, bei welcher der mit dem Presskolben starr verbundene Werkzeugtraeger am Pressenrahmen abgestuetzt und gefuehrt ist
GB1408996A (en) Means for connecting a hydraulic cylinder to movable components
SU883388A2 (ru) Пневмогидравлический ударник
SU779578A1 (ru) Устройство дл разрушени горных пород
SU1173045A2 (ru) Рабочий орган погрузочной машины
GB1160332A (en) Improvements in or relating to master cylinders.
JPS5740108A (en) Hydraulic cylinder
SU787672A1 (ru) Устройство дл удержани забо от обрушени

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee