EP0778391A3 - Drehschlag-Wendelbohrer - Google Patents
Drehschlag-Wendelbohrer Download PDFInfo
- Publication number
- EP0778391A3 EP0778391A3 EP96810657A EP96810657A EP0778391A3 EP 0778391 A3 EP0778391 A3 EP 0778391A3 EP 96810657 A EP96810657 A EP 96810657A EP 96810657 A EP96810657 A EP 96810657A EP 0778391 A3 EP0778391 A3 EP 0778391A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- twist drill
- drill
- shaft
- additional cutting
- cutting edges
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000002093 peripheral effect Effects 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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
-
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-type inserts
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
- Drilling Tools (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19545648A DE19545648A1 (de) | 1995-12-07 | 1995-12-07 | Drehschlag-Wendelbohrer |
DE19545648 | 1995-12-07 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0778391A2 EP0778391A2 (de) | 1997-06-11 |
EP0778391A3 true EP0778391A3 (de) | 1998-07-01 |
EP0778391B1 EP0778391B1 (de) | 2003-08-20 |
Family
ID=7779439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96810657A Expired - Lifetime EP0778391B1 (de) | 1995-12-07 | 1996-10-02 | Drehschlag-Wendelbohrer |
Country Status (6)
Country | Link |
---|---|
US (1) | US5836410A (de) |
EP (1) | EP0778391B1 (de) |
JP (1) | JP3819500B2 (de) |
CN (1) | CN1075431C (de) |
DE (2) | DE19545648A1 (de) |
DK (1) | DK0778391T3 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19703994B4 (de) * | 1997-02-03 | 2006-04-20 | Drebo Werkzeugfabrik Gmbh | Bohrer |
DE19807394A1 (de) * | 1998-02-21 | 1999-08-26 | Hilti Ag | Bohr- und/oder Meisselwerkzeug |
DE19811887A1 (de) * | 1998-03-18 | 1999-09-23 | Plica Werkzeugfabrik Ag Mollis | Hammerbohrwerkzeug |
CN1081281C (zh) * | 1998-09-02 | 2002-03-20 | 王培林 | 钻头 |
DE19860528B4 (de) * | 1998-12-30 | 2006-12-07 | Robert Bosch Gmbh | Gesteinsbohrer für Hammerbohrmaschinen |
US6338390B1 (en) | 1999-01-12 | 2002-01-15 | Baker Hughes Incorporated | Method and apparatus for drilling a subterranean formation employing drill bit oscillation |
DE29901285U1 (de) * | 1999-01-26 | 1999-06-17 | Plica Werkzeugfabrik Ag, Mollis | Bohrwerkzeug |
DE19916975A1 (de) | 1999-04-15 | 2000-10-19 | Hilti Ag | Gesteinsbohrer |
DE19942985A1 (de) * | 1999-09-09 | 2001-03-15 | Hilti Ag | Bohrwerkzeug |
DE19942986A1 (de) * | 1999-09-09 | 2001-03-15 | Hilti Ag | Bohrwerkzeug |
DE19942987A1 (de) | 1999-09-09 | 2001-03-15 | Hilti Ag | Bohrwerkzeug |
DE19964272C2 (de) * | 1999-09-16 | 2003-05-28 | Heller Dinklage Gmbh Geb | Bohrer, insbesondere Gesteinsbohrer |
US6374931B1 (en) | 1999-11-03 | 2002-04-23 | Relton Corporation | Multiple cutter rotary hammer bit |
DE10006936A1 (de) * | 2000-02-16 | 2001-08-23 | Hilti Ag | Bohrwerkzeug für Gestein |
DE10006932A1 (de) * | 2000-02-16 | 2001-08-23 | Hilti Ag | Bohrwerkzeug für Gestein |
DE10009732A1 (de) * | 2000-03-02 | 2001-09-06 | Hawera Probst Gmbh | Gesteinsbohrer |
DE10053344A1 (de) * | 2000-10-27 | 2002-05-08 | Hilti Ag | Gesteinsbohrer |
EP1302290B1 (de) * | 2001-10-12 | 2008-07-02 | Robert Bosch Gmbh | Bohrwerkzeug |
LU90862B1 (de) * | 2001-12-17 | 2003-06-18 | Cerametal Sarl | Schlag-oder Hammerbohrer |
AU2003200561B9 (en) * | 2003-02-19 | 2009-07-02 | Sandvik Intellectual Property Ab | Drill bit |
GB2404889A (en) * | 2003-08-12 | 2005-02-16 | Black & Decker Inc | A cutting plate for a drill bit |
DE10351183A1 (de) | 2003-11-03 | 2005-06-02 | Illinois Tool Works Inc., Glenview | Gesteinsbohrer |
DE102006000201A1 (de) * | 2006-04-27 | 2007-10-31 | Hilti Ag | Hartstoffeinsatz |
CN103419284A (zh) * | 2012-05-21 | 2013-12-04 | 博世电动工具(中国)有限公司 | 钻头 |
EP2669033B1 (de) | 2012-05-29 | 2015-11-04 | Black & Decker Inc. | Schneidkopf für einen Bohrer. |
AT13738U1 (de) * | 2013-03-05 | 2014-07-15 | Dywidag Systems Int Gmbh | Bohrkrone |
CN104493263A (zh) * | 2014-09-28 | 2015-04-08 | 上海奥林汽车安全***有限公司 | 一种高加工精度的双刃带麻花钻 |
US9981406B2 (en) * | 2015-06-25 | 2018-05-29 | Black & Decker Inc. | Drill bit |
DE102016000899A1 (de) | 2016-01-28 | 2017-08-03 | Universität Kassel | Schneidwerkzeug für die spanende Bearbeitung eines Werkstückes |
US10507534B2 (en) | 2016-03-17 | 2019-12-17 | O-Tags, Inc. | Systems, methods, and apparatus for reliably installing survey tags |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0281997A1 (de) * | 1987-03-11 | 1988-09-14 | Hawera Probst GmbH + Co. | Gesteinsbohrer |
EP0347602A2 (de) * | 1988-06-18 | 1989-12-27 | Hawera Probst GmbH + Co. | Gesteinsbohrer |
DE4306981A1 (de) * | 1993-03-05 | 1994-09-08 | Keil Werkzeugfabrik Karl Eisch | Bohrer für Gestein oder dergleichen |
EP0657617A1 (de) * | 1993-12-11 | 1995-06-14 | Hawera Probst GmbH + Co. | Gesteinsbohrer |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2099677A (en) * | 1936-03-19 | 1937-11-23 | John P Cunningham | Rock or earth drill bit |
US2529788A (en) * | 1948-07-06 | 1950-11-14 | Carl A Signell | Drill |
DE2414354A1 (de) * | 1974-03-26 | 1975-10-16 | Heller Geb | Gesteinsbohrer |
DE3742661A1 (de) * | 1987-12-16 | 1989-07-13 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
-
1995
- 1995-12-07 DE DE19545648A patent/DE19545648A1/de not_active Ceased
-
1996
- 1996-10-02 DE DE59610671T patent/DE59610671D1/de not_active Expired - Lifetime
- 1996-10-02 EP EP96810657A patent/EP0778391B1/de not_active Expired - Lifetime
- 1996-10-02 DK DK96810657T patent/DK0778391T3/da active
- 1996-11-25 CN CN96121810A patent/CN1075431C/zh not_active Expired - Fee Related
- 1996-12-06 JP JP32697796A patent/JP3819500B2/ja not_active Expired - Fee Related
- 1996-12-09 US US08/762,173 patent/US5836410A/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0281997A1 (de) * | 1987-03-11 | 1988-09-14 | Hawera Probst GmbH + Co. | Gesteinsbohrer |
EP0347602A2 (de) * | 1988-06-18 | 1989-12-27 | Hawera Probst GmbH + Co. | Gesteinsbohrer |
DE4306981A1 (de) * | 1993-03-05 | 1994-09-08 | Keil Werkzeugfabrik Karl Eisch | Bohrer für Gestein oder dergleichen |
EP0657617A1 (de) * | 1993-12-11 | 1995-06-14 | Hawera Probst GmbH + Co. | Gesteinsbohrer |
Also Published As
Publication number | Publication date |
---|---|
CN1075431C (zh) | 2001-11-28 |
EP0778391A2 (de) | 1997-06-11 |
DK0778391T3 (da) | 2003-12-15 |
CN1154900A (zh) | 1997-07-23 |
JPH09177465A (ja) | 1997-07-08 |
JP3819500B2 (ja) | 2006-09-06 |
US5836410A (en) | 1998-11-17 |
DE59610671D1 (de) | 2003-09-25 |
DE19545648A1 (de) | 1997-06-12 |
EP0778391B1 (de) | 2003-08-20 |
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