ZA716953B - Retaining pin and bearing assembly - Google Patents
Retaining pin and bearing assemblyInfo
- Publication number
- ZA716953B ZA716953B ZA716953A ZA716953A ZA716953B ZA 716953 B ZA716953 B ZA 716953B ZA 716953 A ZA716953 A ZA 716953A ZA 716953 A ZA716953 A ZA 716953A ZA 716953 B ZA716953 B ZA 716953B
- Authority
- ZA
- South Africa
- Prior art keywords
- bearing assembly
- retaining pin
- retaining
- pin
- bearing
- 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/10—Roller bits with roller axle supported at both ends
-
- 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
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)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8713470A | 1970-11-05 | 1970-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA716953B true ZA716953B (en) | 1972-07-26 |
Family
ID=22203326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA716953A ZA716953B (en) | 1970-11-05 | 1971-10-18 | Retaining pin and bearing assembly |
Country Status (9)
Country | Link |
---|---|
US (1) | US3705750A (xx) |
AU (1) | AU459870B2 (xx) |
CA (1) | CA967553A (xx) |
DE (1) | DE2155304A1 (xx) |
FI (1) | FI56254C (xx) |
NO (1) | NO129542B (xx) |
SE (1) | SE388658B (xx) |
ZA (1) | ZA716953B (xx) |
ZM (1) | ZM15271A1 (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3835944A (en) * | 1973-06-12 | 1974-09-17 | Hard Metals Ltd | Cutting unit for use on rock boring machines |
US4089382A (en) * | 1977-04-04 | 1978-05-16 | Hughes Tool Company | Cutter mounting for a large hole earth boring bit |
US4226291A (en) * | 1979-02-13 | 1980-10-07 | Spelts William R | Reamer stabilizer for rock drills |
US5295735A (en) * | 1992-06-10 | 1994-03-22 | Cobbs David C | Rock saw |
WO2011046960A2 (en) * | 2009-10-12 | 2011-04-21 | Atlas Copco Secoroc Llc | Downhole tool |
US10371480B1 (en) * | 2016-06-03 | 2019-08-06 | Dorge O. Huang | Retention of a large diameter axle on an archery bow limb |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1768577A (en) * | 1927-08-22 | 1930-07-01 | Reed Roller Bit Co | Drill-cutter mounting |
US1791767A (en) * | 1927-08-23 | 1931-02-10 | Reed Roller Bit Co | Roller bit |
US1848404A (en) * | 1929-09-18 | 1932-03-08 | Reinhold B | Reamer |
US3054466A (en) * | 1959-09-21 | 1962-09-18 | Drilprodco Inc | Roller assemblies |
US3203492A (en) * | 1963-01-14 | 1965-08-31 | Dresser Ind | Large hole earth boring drill bit |
AU4834168A (en) * | 1968-12-24 | 1970-06-25 | Koken Sibul Kogyo Kabushikikaisha | Abig hole drilling bit |
-
1970
- 1970-11-05 US US87134A patent/US3705750A/en not_active Expired - Lifetime
-
1971
- 1971-10-13 CA CA125,029A patent/CA967553A/en not_active Expired
- 1971-10-18 ZA ZA716953A patent/ZA716953B/xx unknown
- 1971-10-20 NO NO03898/71A patent/NO129542B/no unknown
- 1971-10-21 AU AU34865/71A patent/AU459870B2/en not_active Expired
- 1971-11-01 ZM ZM152/71A patent/ZM15271A1/xx unknown
- 1971-11-03 DE DE19712155304 patent/DE2155304A1/de active Pending
- 1971-11-04 FI FI3157/71A patent/FI56254C/fi active
- 1971-11-05 SE SE7114147A patent/SE388658B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU459870B2 (en) | 1975-04-10 |
ZM15271A1 (en) | 1972-07-21 |
SE388658B (sv) | 1976-10-11 |
CA967553A (en) | 1975-05-13 |
FI56254B (fi) | 1979-08-31 |
US3705750A (en) | 1972-12-12 |
NO129542B (xx) | 1974-04-22 |
AU3486571A (en) | 1973-05-03 |
DE2155304A1 (de) | 1972-05-10 |
FI56254C (fi) | 1979-12-10 |
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