SE8403432L - Rock drilling equipment - Google Patents
Rock drilling equipmentInfo
- Publication number
- SE8403432L SE8403432L SE8403432A SE8403432A SE8403432L SE 8403432 L SE8403432 L SE 8403432L SE 8403432 A SE8403432 A SE 8403432A SE 8403432 A SE8403432 A SE 8403432A SE 8403432 L SE8403432 L SE 8403432L
- Authority
- SE
- Sweden
- Prior art keywords
- round hole
- drilling equipment
- rock drilling
- round
- bushing
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 1
- 239000011435 rock Substances 0.000 title 1
- 230000001681 protective effect Effects 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/035—Surface drives for rotary drilling with slipping or elastic transmission
-
- 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
- E21B6/00—Drives for drilling with combined rotary and percussive action
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
A rotary hammer comprising a casing (1) accommodating a rotary drive (2) having a protective clutch in which one of the clutch members (5) has a non-round hole (6) and mounts an adjusting nut (8) and a bushing (13) with a non-round hole (14), the hammer drill also comprising a removable key (21) for adjusting the torque of the protective clutch, the key having a shaft (22) having a non-round portion (24) at the end thereof and corresponding to the non-round hole (6) and a sleeve (25) surrounding the shaft (22) which also has a non-round portion (26) corresponding to the non-round hole (14) of the bushing (13). <IMAGE>
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU833636465A SU1209840A1 (en) | 1983-09-02 | 1983-09-02 | Perforator drill |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8403432D0 SE8403432D0 (en) | 1984-06-27 |
SE8403432L true SE8403432L (en) | 1985-03-03 |
Family
ID=21079632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8403432A SE8403432L (en) | 1983-09-02 | 1984-06-27 | Rock drilling equipment |
Country Status (9)
Country | Link |
---|---|
AT (1) | AT385813B (en) |
CH (1) | CH665256A5 (en) |
CS (1) | CS263461B1 (en) |
DD (1) | DD254305A3 (en) |
DE (1) | DE3423726A1 (en) |
GB (1) | GB2147686B (en) |
SE (1) | SE8403432L (en) |
SU (1) | SU1209840A1 (en) |
YU (1) | YU123284A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4328599C2 (en) * | 1992-08-25 | 1998-01-29 | Makita Corp | Rotary striking tool |
DE102008048320A1 (en) | 2008-09-22 | 2010-04-01 | Ejot Gmbh & Co. Kg | Rotary damper |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1527166B2 (en) * | 1963-08-22 | 1970-09-10 | Aktiebolaget Svenska Precisionsverktyg, Nacka (Schweden) | Tapping chucks |
US3396557A (en) * | 1966-08-19 | 1968-08-13 | Black & Decker Mfg Co | Adjustable slip clutch for rotary tools |
DE2165066B2 (en) * | 1971-12-28 | 1976-12-02 | Impex-Essen Vertrieb Von Werkzeugen Gmbh, 8800 Ansbach | ROTARY IMPACT DRILL |
DE2207963A1 (en) * | 1972-02-21 | 1973-09-06 | Bosch Gmbh Robert | POWER TOOL WITH OVERLOAD CLUTCH |
US3837409A (en) * | 1973-02-26 | 1974-09-24 | Skil Corp | Rotary hammer power tool |
US3967830A (en) * | 1975-11-03 | 1976-07-06 | The Theodore M. Smith Trust | Adjustable tension and/or compression tap holder |
-
1983
- 1983-09-02 SU SU833636465A patent/SU1209840A1/en active
-
1984
- 1984-05-08 DD DD26272284A patent/DD254305A3/en not_active IP Right Cessation
- 1984-05-18 CS CS843721A patent/CS263461B1/en unknown
- 1984-06-27 SE SE8403432A patent/SE8403432L/en not_active Application Discontinuation
- 1984-06-27 DE DE19843423726 patent/DE3423726A1/en not_active Withdrawn
- 1984-06-28 AT AT209984A patent/AT385813B/en not_active IP Right Cessation
- 1984-07-16 YU YU123284A patent/YU123284A/en unknown
- 1984-08-24 GB GB08421570A patent/GB2147686B/en not_active Expired
- 1984-08-29 CH CH414384A patent/CH665256A5/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DD254305A3 (en) | 1988-02-24 |
DE3423726A1 (en) | 1985-03-21 |
YU123284A (en) | 1988-02-29 |
SE8403432D0 (en) | 1984-06-27 |
GB2147686A (en) | 1985-05-15 |
SU1209840A1 (en) | 1986-02-07 |
CH665256A5 (en) | 1988-04-29 |
GB8421570D0 (en) | 1984-09-26 |
GB2147686B (en) | 1986-09-17 |
CS372184A1 (en) | 1986-12-18 |
CS263461B1 (en) | 1989-04-14 |
ATA209984A (en) | 1987-10-15 |
AT385813B (en) | 1988-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
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