GB1264528A - - Google Patents
Info
- Publication number
- GB1264528A GB1264528A GB1264528DA GB1264528A GB 1264528 A GB1264528 A GB 1264528A GB 1264528D A GB1264528D A GB 1264528DA GB 1264528 A GB1264528 A GB 1264528A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shaft
- lever
- degrees
- swing shaft
- clevis
- 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 abstract 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/025—Rock drills, i.e. jumbo drills
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75325768A | 1968-08-16 | 1968-08-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1264528A true GB1264528A (no) | 1972-02-23 |
Family
ID=25029861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1264528D Expired GB1264528A (no) | 1968-08-16 | 1969-06-13 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1264528A (no) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4799556A (en) * | 1986-04-02 | 1989-01-24 | The Steel Engineering Co., Ltd. | Drilling boom |
-
1969
- 1969-06-13 GB GB1264528D patent/GB1264528A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4799556A (en) * | 1986-04-02 | 1989-01-24 | The Steel Engineering Co., Ltd. | Drilling boom |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1462604A (en) | Earth boring machine and method | |
GB1217077A (en) | Improvements in mobile drill rigs | |
GB1233032A (no) | ||
GB1509334A (en) | Grabs | |
SE7901783L (sv) | Lenkmekanism for grevmaskiner | |
GB1410532A (en) | Articulated ladder construction for cutterhead dredge | |
GB1264528A (no) | ||
GB1236460A (en) | Improvements in drill boom arrangement with parallel motion linkage means | |
GB1335501A (en) | Grab buckets | |
GB1465702A (en) | Hydraulic linkages | |
GB1462435A (en) | Braking means for an excavator gragb | |
US3452882A (en) | Swing mechanism for backhoes | |
GB1311890A (en) | Mobile crane | |
GB1524273A (en) | Arm driving device for fluid loading apparatus | |
GB1308586A (en) | Articulated boom with a working platform and adapted to be mounted on a vehicle | |
GB1492300A (en) | Linkage and motion system for pivotable buckets | |
GB837242A (en) | Power steering mechanism | |
GB1200133A (en) | Mobile hydraulic shovel | |
GB1470488A (en) | Crane adapted to be mounted on a vehicle | |
US3894641A (en) | Swing mechanism for earth-moving apparatus | |
GB1093829A (en) | Guillotine shear of the upcut type | |
US3004674A (en) | Swivel support for shovel boom | |
GB1449178A (en) | Rock drill assembly | |
GB1034619A (en) | Drill mount connection | |
GB1213346A (en) | A hydraulically operated carriage-mounted boring device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |