GB1237713A - Improvements in rock breaking equipment - Google Patents
Improvements in rock breaking equipmentInfo
- Publication number
- GB1237713A GB1237713A GB55104/68A GB5510468A GB1237713A GB 1237713 A GB1237713 A GB 1237713A GB 55104/68 A GB55104/68 A GB 55104/68A GB 5510468 A GB5510468 A GB 5510468A GB 1237713 A GB1237713 A GB 1237713A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hammer
- rotor
- centre
- pivot
- axis
- 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
Links
- 239000011435 rock Substances 0.000 title abstract 3
- 230000005484 gravity Effects 0.000 abstract 2
- 238000005266 casting Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000012858 resilient material Substances 0.000 abstract 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/10—Machines which completely free the mineral from the seam by both slitting and breaking-down
- E21C27/12—Machines which completely free the mineral from the seam by both slitting and breaking-down breaking-down effected by acting on the vertical face of the mineral, e.g. by percussive tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Crushing And Pulverization Processes (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA676945 | 1967-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1237713A true GB1237713A (en) | 1971-06-30 |
Family
ID=25561131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB55104/68A Expired GB1237713A (en) | 1967-11-20 | 1968-11-20 | Improvements in rock breaking equipment |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE724169A (da) |
| CH (1) | CH511364A (da) |
| DE (1) | DE1809252A1 (da) |
| DK (1) | DK136625B (da) |
| ES (1) | ES360379A1 (da) |
| FR (1) | FR1592437A (da) |
| GB (1) | GB1237713A (da) |
| NO (1) | NO127362B (da) |
| SE (1) | SE357413B (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916694B (zh) * | 2021-10-29 | 2023-05-02 | 重庆电子工程职业学院 | 智能触探系统 |
-
1968
- 1968-11-15 CH CH1713668A patent/CH511364A/fr not_active IP Right Cessation
- 1968-11-15 DE DE19681809252 patent/DE1809252A1/de active Pending
- 1968-11-18 SE SE15616/68A patent/SE357413B/xx unknown
- 1968-11-19 ES ES360379A patent/ES360379A1/es not_active Expired
- 1968-11-20 BE BE724169D patent/BE724169A/xx unknown
- 1968-11-20 FR FR1592437D patent/FR1592437A/fr not_active Expired
- 1968-11-20 NO NO04608/68A patent/NO127362B/no unknown
- 1968-11-20 DK DK565468AA patent/DK136625B/da unknown
- 1968-11-20 GB GB55104/68A patent/GB1237713A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1809252A1 (de) | 1970-11-26 |
| FR1592437A (da) | 1970-05-11 |
| NO127362B (da) | 1973-06-12 |
| CH511364A (fr) | 1971-08-15 |
| DK136625C (da) | 1978-04-03 |
| BE724169A (da) | 1969-05-02 |
| ES360379A1 (es) | 1970-07-01 |
| SE357413B (da) | 1973-06-25 |
| DK136625B (da) | 1977-10-31 |
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