ZA78586B - Hydraulically actuated tool for mechanically splitting rock-like material - Google Patents
Hydraulically actuated tool for mechanically splitting rock-like materialInfo
- Publication number
- ZA78586B ZA78586B ZA00780586A ZA78586A ZA78586B ZA 78586 B ZA78586 B ZA 78586B ZA 00780586 A ZA00780586 A ZA 00780586A ZA 78586 A ZA78586 A ZA 78586A ZA 78586 B ZA78586 B ZA 78586B
- Authority
- ZA
- South Africa
- Prior art keywords
- hydraulically actuated
- actuated tool
- splitting rock
- mechanically splitting
- mechanically
- Prior art date
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)
- Earth Drilling (AREA)
- Actuator (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/795,074 US4114951A (en) | 1977-05-09 | 1977-05-09 | Hydraulically actuated tool for mechanically splitting rock-like material |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA78586B true ZA78586B (en) | 1978-12-27 |
Family
ID=25164595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00780586A ZA78586B (en) | 1977-05-09 | 1978-01-31 | Hydraulically actuated tool for mechanically splitting rock-like material |
Country Status (8)
Country | Link |
---|---|
US (1) | US4114951A (fr) |
JP (1) | JPS5939035B2 (fr) |
AU (1) | AU513093B2 (fr) |
CA (2) | CA1075675A (fr) |
DE (1) | DE2819903A1 (fr) |
FR (1) | FR2390258A1 (fr) |
GB (2) | GB1596326A (fr) |
ZA (1) | ZA78586B (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4168862A (en) * | 1978-01-05 | 1979-09-25 | Langfield Edward R | Wear or thrust plates for hydraulic rock splitting apparatus |
DE2948763A1 (de) * | 1979-12-04 | 1981-06-11 | Hilti AG, 9494 Schaan | Verfahren zur herstellung von durchbruechen in gestein und mauerwerk |
US4474410A (en) * | 1981-03-31 | 1984-10-02 | Kabushiki Kaisha Komatsu Seisakusho | Power-driven, wedge-operated rock splitter |
DE3131639C2 (de) * | 1981-08-11 | 1984-12-20 | H. Bieri AG Maschinenfabrik, Liebefeld, Bern | Hydraulisches Spaltgerät |
DE3228433C2 (de) | 1982-07-30 | 1985-08-29 | Friedhelm 8390 Passau Porsfeld | Steinspaltgerät zum mechanischen Zerlegen von Gestein |
DE3249247C2 (de) * | 1982-07-30 | 1985-10-17 | Friedhelm 8390 Passau Porsfeld | Gerät zum mechanischen Zerlegen von Gestein |
GB2172227B (en) * | 1985-03-14 | 1988-08-10 | Sermec Engineering Ltd | Hydraulic wedge unit |
EP0305552A1 (fr) * | 1987-03-02 | 1989-03-08 | Spetsializirovanny Trest Po Remontu Promyshlennykh Zdany I Soorzheny Pred. Chernoi Met. Tsentral. Raiona Tsentrmetallurgremont | Dispositif pour la destruction des objets monolithes |
EP0404944A4 (en) * | 1989-01-18 | 1991-04-10 | Spetsializirovanny Trest Po Romontu Promyshlennykh Zdany I Soorzheny Predpriyaty Chernoi Metallurgii Tsentralnogo Raiona | Device for directed splitting of monolith objects |
GB2328671B (en) * | 1997-04-18 | 1999-06-09 | Future Alignments Limited | A separating device |
NO306641B1 (no) * | 1998-01-15 | 1999-11-29 | S T U Stein Teknologi Og Utvik | Verktöy og fremgangsmåte for kiling av stein |
CN110486015A (zh) * | 2019-07-25 | 2019-11-22 | 广西雷公斧重工有限公司 | 多功能***机 |
CN111946342B (zh) * | 2020-08-21 | 2023-06-20 | 郑波 | 一种煤矿开采用劈裂棒及其石层劈裂方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1488887A (fr) * | 1966-08-09 | 1967-07-13 | Appareil hydraulique pour la désagrégation mécanique de blocs de pierre ou analogues | |
DE2229940C2 (de) * | 1972-06-20 | 1974-03-21 | Helmut 7712 Blumberg Darda | Hydraulisch betätigtes Gerät zum mechanischen Zerlegen von Gestein |
DE2311723C2 (de) * | 1973-03-09 | 1975-03-06 | Helmut 7712 Blumberg Darda | Hydraulisch betätigbares Gerät zum mechanischen Zerlegen von Gestein |
DE2336063C2 (de) * | 1973-07-16 | 1975-06-26 | Helmut 7712 Blumberg Darda | Hydraulisch betätigtes Gerät zum mechanischen Zerlegen von Gestein |
GB1453922A (en) * | 1974-07-12 | 1976-10-27 | Darda H | Rock-splitting apparatus |
CH580223A5 (en) * | 1974-08-28 | 1976-09-30 | Bieri Ag Liebefeld H | Reinforced concrete breaker tool - wedge splayed inserts inner end supports have spherical bearing surfaces |
CH580224A5 (en) * | 1974-08-28 | 1976-09-30 | Bieri Ag Liebefeld H | Reinforced concrete breaker tool - thrust wedge section as rhombus with four active faces, corresponding insert sliding surfaces |
DE2441875B1 (de) * | 1974-08-31 | 1975-11-20 | H. Bieri Ag Liebefeld, Liebefeld (Schweiz) | Gerät zum mechanischen Abbauen von Gestein, insbesondere von bewehrtem Beton |
-
1977
- 1977-05-09 US US05/795,074 patent/US4114951A/en not_active Expired - Lifetime
-
1978
- 1978-01-31 ZA ZA00780586A patent/ZA78586B/xx unknown
- 1978-02-01 CA CA296,015A patent/CA1075675A/fr not_active Expired
- 1978-02-08 AU AU33111/78A patent/AU513093B2/en not_active Expired
- 1978-03-08 GB GB9194/78A patent/GB1596326A/en not_active Expired
- 1978-03-08 GB GB33324/79A patent/GB1596327A/en not_active Expired
- 1978-04-25 FR FR7812166A patent/FR2390258A1/fr active Granted
- 1978-04-28 JP JP53050275A patent/JPS5939035B2/ja not_active Expired
- 1978-05-06 DE DE19782819903 patent/DE2819903A1/de active Granted
-
1979
- 1979-12-18 CA CA342,329A patent/CA1096370A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2819903A1 (de) | 1978-11-23 |
JPS53141102A (en) | 1978-12-08 |
FR2390258A1 (fr) | 1978-12-08 |
AU513093B2 (en) | 1980-11-13 |
FR2390258B1 (fr) | 1983-06-24 |
AU3311178A (en) | 1979-08-16 |
US4114951A (en) | 1978-09-19 |
CA1075675A (fr) | 1980-04-15 |
GB1596327A (en) | 1981-08-26 |
DE2819903C2 (fr) | 1987-07-09 |
JPS5939035B2 (ja) | 1984-09-20 |
GB1596326A (en) | 1981-08-26 |
CA1096370A (fr) | 1981-02-24 |
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