SE8603362L - Ventillos tryckluftshammare - Google Patents
Ventillos tryckluftshammareInfo
- Publication number
- SE8603362L SE8603362L SE8603362A SE8603362A SE8603362L SE 8603362 L SE8603362 L SE 8603362L SE 8603362 A SE8603362 A SE 8603362A SE 8603362 A SE8603362 A SE 8603362A SE 8603362 L SE8603362 L SE 8603362L
- Authority
- SE
- Sweden
- Prior art keywords
- piston
- casing
- assembly
- backhead
- chamber
- Prior art date
Links
- 239000012530 fluid Substances 0.000 abstract 7
- 238000007789 sealing Methods 0.000 abstract 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/06—Down-hole impacting means, e.g. hammers
- E21B4/14—Fluid operated hammers
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)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
- Details Of Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA863192A ZA863192B (en) | 1986-04-29 | 1986-04-29 | Improvement in valveless pneumatic hammer |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8603362D0 SE8603362D0 (sv) | 1986-08-08 |
SE8603362L true SE8603362L (sv) | 1987-10-30 |
SE469903B SE469903B (sv) | 1993-10-04 |
Family
ID=25578384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8603362A SE469903B (sv) | 1986-04-29 | 1986-08-08 | Ventillös tryckluftshammare |
Country Status (7)
Country | Link |
---|---|
US (1) | US4753302A (sv) |
AU (1) | AU570591B2 (sv) |
CA (1) | CA1266208A (sv) |
DE (1) | DE3628327A1 (sv) |
GB (1) | GB2179381B (sv) |
SE (1) | SE469903B (sv) |
ZA (1) | ZA863192B (sv) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988003220A1 (en) * | 1986-10-24 | 1988-05-05 | William Lister | A pneumatic percussion hammer |
US4921056A (en) * | 1987-04-23 | 1990-05-01 | Ennis Melvyn S J | Hammer drills for making boreholes |
AU599532B2 (en) * | 1988-02-16 | 1990-07-19 | Ian Graeme Rear | Down hole hammer |
AU608441B2 (en) * | 1988-06-15 | 1991-03-28 | Abraham Gien | Down the hole hammer equipment |
US5085284A (en) * | 1989-12-26 | 1992-02-04 | Ingersoll-Rand Co. | Hybrid pneumatic percussion rock drill |
DE4134918C1 (en) * | 1991-10-23 | 1993-01-14 | Ing. G. Klemm, Bohrtechnik Gmbh, 5962 Drolshagen, De | Deep-hole hammer for use in drilling - includes control edges on movable sliders which move so edge is in pressurised cylinder chamber |
SE468823B (sv) * | 1991-12-20 | 1993-03-22 | Uniroc Ab | Saenkborrmaskin av det slag daer slagkolvens roerelse styr tillfoersel av tryckmedium |
AUPQ717100A0 (en) * | 2000-04-28 | 2000-05-18 | Rear, Ian Graeme | Down hole hammer having a top sub |
GB2389133B (en) * | 2000-12-02 | 2005-01-05 | Tracto Technik | Pneumatic rock-drilling apparatus |
SE523946C2 (sv) * | 2001-12-21 | 2004-06-08 | Atlas Copco Secoroc Ab | Sänkborrhammare där ytterröret helt omsluter en medbringare |
US7617889B2 (en) * | 2005-11-03 | 2009-11-17 | Rockmore International, Inc. | Backhead and drill assembly with backhead |
US8215419B2 (en) * | 2009-05-06 | 2012-07-10 | Atlas Copco Secoroc Llc | Variable frequency control for down hole drill and method |
SE535149C2 (sv) | 2010-08-31 | 2012-05-02 | Atlas Copco Rock Drills Ab | Hydrauliskt slagverk för användning i berg-eller betongavverkande utrustning |
WO2019232199A1 (en) * | 2018-05-30 | 2019-12-05 | Numa Tool Company | Pneumatic drilling with packer slideable along stem drill rod |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE447666B (sv) * | 1980-05-16 | 1986-12-01 | Abraham Gien | Ventillos, pneumatisk hammare |
US4402370A (en) * | 1981-05-15 | 1983-09-06 | Abraham Gein | Valveless pneumatic hammer |
US4530407A (en) * | 1981-09-17 | 1985-07-23 | Rear Ian G | Fluid operated hammer |
-
1986
- 1986-04-29 ZA ZA863192A patent/ZA863192B/xx unknown
- 1986-05-09 CA CA000508775A patent/CA1266208A/en not_active Expired - Lifetime
- 1986-05-12 US US06/862,330 patent/US4753302A/en not_active Expired - Fee Related
- 1986-05-13 GB GB8611613A patent/GB2179381B/en not_active Expired
- 1986-05-23 AU AU57895/86A patent/AU570591B2/en not_active Expired
- 1986-08-08 SE SE8603362A patent/SE469903B/sv not_active IP Right Cessation
- 1986-08-21 DE DE19863628327 patent/DE3628327A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
ZA863192B (en) | 1986-12-30 |
AU5789586A (en) | 1987-11-05 |
AU570591B2 (en) | 1988-03-17 |
DE3628327C2 (sv) | 1991-04-25 |
GB8611613D0 (en) | 1986-06-18 |
GB2179381B (en) | 1989-12-20 |
SE8603362D0 (sv) | 1986-08-08 |
CA1266208A (en) | 1990-02-27 |
GB2179381A (en) | 1987-03-04 |
US4753302A (en) | 1988-06-28 |
SE469903B (sv) | 1993-10-04 |
DE3628327A1 (de) | 1987-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAL | Patent in force |
Ref document number: 8603362-8 Format of ref document f/p: F |
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NUG | Patent has lapsed |