GB414322A - Percussive drilling tools - Google Patents
Percussive drilling toolsInfo
- Publication number
- GB414322A GB414322A GB8712/34A GB871234A GB414322A GB 414322 A GB414322 A GB 414322A GB 8712/34 A GB8712/34 A GB 8712/34A GB 871234 A GB871234 A GB 871234A GB 414322 A GB414322 A GB 414322A
- Authority
- GB
- United Kingdom
- Prior art keywords
- face
- drilling tools
- thrust
- cutter
- percussive drilling
- 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
- 238000005553 drilling Methods 0.000 title 1
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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
- E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Drilling Tools (AREA)
- Gripping On Spindles (AREA)
Abstract
414,322. Percussive drills. INGERSOLL-RAND CO., 15, Exchange Place, Jersey City, New Jersey, U.S.A. March 20, 1934, No. 8712. Convention date, April 19, 1933. [Class 124.] The cutter A is secured to the shank B by a screwthread the face T of which is at a smaller inclination to the axis than the face Q, the former sloping away from the cutter so that it takes no thrust. The whole of the thrust is taken up by the end face G of the shaft engaging the bottom face H of the recess.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US414322XA | 1933-04-19 | 1933-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB414322A true GB414322A (en) | 1934-08-02 |
Family
ID=21916481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8712/34A Expired GB414322A (en) | 1933-04-19 | 1934-03-20 | Percussive drilling tools |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB414322A (en) |
| NO (1) | NO55502A (en) |
-
0
- NO NO55502D patent/NO55502A/no unknown
-
1934
- 1934-03-20 GB GB8712/34A patent/GB414322A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO55502A (en) |
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