ZA714413B - Crawler undercarriage - Google Patents
Crawler undercarriageInfo
- Publication number
- ZA714413B ZA714413B ZA714413A ZA714413A ZA714413B ZA 714413 B ZA714413 B ZA 714413B ZA 714413 A ZA714413 A ZA 714413A ZA 714413 A ZA714413 A ZA 714413A ZA 714413 B ZA714413 B ZA 714413B
- Authority
- ZA
- South Africa
- Prior art keywords
- crawler undercarriage
- undercarriage
- crawler
- Prior art date
Links
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/084—Endless-track units or carriages mounted separably, adjustably or extensibly on vehicles, e.g. portable track units
- B62D55/0842—Tracked vehicle with track carriages suspended on three points, e.g. by an equaliser bar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/10—Bogies; Frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/18—Tracks
- B62D55/20—Tracks of articulated type, e.g. chains
-
- 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
- E21B7/024—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting having means for adapting to inclined terrain; having means for stabilizing the vehicle while drilling
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Earth Drilling (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10022870A | 1970-12-21 | 1970-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA714413B true ZA714413B (en) | 1973-02-28 |
Family
ID=22278717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA714413A ZA714413B (en) | 1970-12-21 | 1971-07-05 | Crawler undercarriage |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS519981B1 (xx) |
BE (1) | BE774908A (xx) |
CA (1) | CA935480A (xx) |
DE (2) | DE7141683U (xx) |
GB (1) | GB1299578A (xx) |
ZA (1) | ZA714413B (xx) |
-
1971
- 1971-07-02 GB GB31244/71A patent/GB1299578A/en not_active Expired
- 1971-07-05 ZA ZA714413A patent/ZA714413B/xx unknown
- 1971-07-07 CA CA117604A patent/CA935480A/en not_active Expired
- 1971-09-23 JP JP46074552A patent/JPS519981B1/ja active Pending
- 1971-11-04 BE BE774908A patent/BE774908A/xx unknown
- 1971-11-04 DE DE7141683U patent/DE7141683U/de not_active Expired
- 1971-11-04 DE DE19712154850 patent/DE2154850A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
AU3111471A (en) | 1973-01-18 |
DE2154850A1 (xx) | 1972-07-13 |
GB1299578A (en) | 1972-12-13 |
BE774908A (fr) | 1972-03-01 |
CA935480A (en) | 1973-10-16 |
JPS519981B1 (xx) | 1976-03-31 |
DE7141683U (de) | 1973-06-14 |
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