ES2104523T1 - Herramienta de corte concava. - Google Patents
Herramienta de corte concava.Info
- Publication number
- ES2104523T1 ES2104523T1 ES95928225T ES95928225T ES2104523T1 ES 2104523 T1 ES2104523 T1 ES 2104523T1 ES 95928225 T ES95928225 T ES 95928225T ES 95928225 T ES95928225 T ES 95928225T ES 2104523 T1 ES2104523 T1 ES 2104523T1
- Authority
- ES
- Spain
- Prior art keywords
- blades
- elements
- cutting tool
- concave cutting
- concavity
- 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.)
- Pending
Links
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000003466 welding 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Disintegrating Or Milling (AREA)
- Handling Of Sheets (AREA)
- Crushing And Pulverization Processes (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
UNA BROCA CON CUCHILLAS CONCAVA QUE TIENE UN CUERPO DE LA BROCA CON UNA CONCAVIDAD EN EL EXTREMO DELANTERO CON RESPECTO AL EJE DEL MISMO. UNA PLURALIDAD DE ELEMENTOS INSERTADOS CON CUCHILLAS ESTAN SOLDADOS AL CUERPO DE LA BROCA EN LA PERIFERIA DEL EXTREMO ABIERTO DE LA CONCAVIDAD. LOS ELEMENTOS INSERTADOS CON CUCHILLAS ESTAN SEPARADOS DE TAL FORMA QUE HAY UN HUECO ENTRE LOS ELEMENTOS INSERTADOS CON CUCHILLAS ADYACENTES QUE TIENE UN TAMAÑO SUFICIENTE PARA EVITAR LA FORMACION DE UNA UNION DE SOLDADURA CONTINUA ENTRE LOS ELEMENTOS INSERTADOS ADYACENTES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32348194A | 1994-10-14 | 1994-10-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2104523T1 true ES2104523T1 (es) | 1997-10-16 |
Family
ID=23259388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES95928225T Pending ES2104523T1 (es) | 1994-10-14 | 1995-08-01 | Herramienta de corte concava. |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0784733A1 (es) |
JP (1) | JPH10508666A (es) |
CN (1) | CN1160431A (es) |
AU (1) | AU683404B2 (es) |
CA (1) | CA2198102A1 (es) |
DE (1) | DE784733T1 (es) |
ES (1) | ES2104523T1 (es) |
RU (1) | RU2126483C1 (es) |
WO (1) | WO1996012084A1 (es) |
ZA (1) | ZA957237B (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3392450B1 (en) * | 2017-04-18 | 2022-10-19 | Sandvik Intellectual Property AB | Cutting apparatus |
AU2019397600A1 (en) * | 2018-12-12 | 2021-07-29 | Master Sinkers (Pty) Ltd | Cutter head arrangement |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1188305A (en) * | 1966-08-10 | 1970-04-15 | Coal Industry Patents Ltd | Improvements in Rotary Cutter Tools for Tunnelling and like Machines |
GB1284539A (en) * | 1968-12-07 | 1972-08-09 | Marwin Mining Tools Ltd | Mineral cutting tools |
CS202186B1 (en) * | 1977-11-29 | 1980-12-31 | Jaroslav Vasek | Knite incl. the knife holder determined for disconnectig the materials part. rocks |
FR2521633A1 (fr) * | 1982-02-18 | 1983-08-19 | Guillet Justin | Trepan pour la perforation de materiaux tels que roche ou beton |
DE3403480A1 (de) * | 1984-02-01 | 1985-08-08 | Siku GmbH Metall- und Kunststoffwarenfabrik, Rickenbach | Werkzeug |
BR8701601A (pt) * | 1986-03-13 | 1988-01-12 | Smith International | Cortadores giratorios para brocas de rocha |
US4911504A (en) * | 1988-07-20 | 1990-03-27 | Kennametal Inc. | Cutter bit and tip |
US5078219A (en) * | 1990-07-16 | 1992-01-07 | The United States Of America As Represented By The Secretary Of The Interior | Concave drag bit cutter device and method |
GB9224627D0 (en) * | 1992-11-24 | 1993-01-13 | De Beers Ind Diamond | Drill bit |
US5333938A (en) * | 1993-06-28 | 1994-08-02 | Caterpillar Inc. | Cutter bit |
-
1995
- 1995-08-01 RU RU97108288A patent/RU2126483C1/ru active
- 1995-08-01 WO PCT/US1995/009671 patent/WO1996012084A1/en not_active Application Discontinuation
- 1995-08-01 JP JP8513202A patent/JPH10508666A/ja active Pending
- 1995-08-01 AU AU32069/95A patent/AU683404B2/en not_active Ceased
- 1995-08-01 ES ES95928225T patent/ES2104523T1/es active Pending
- 1995-08-01 CN CN95195657A patent/CN1160431A/zh active Pending
- 1995-08-01 DE DE0784733T patent/DE784733T1/de active Pending
- 1995-08-01 CA CA002198102A patent/CA2198102A1/en not_active Abandoned
- 1995-08-01 EP EP95928225A patent/EP0784733A1/en not_active Withdrawn
- 1995-08-29 ZA ZA957237A patent/ZA957237B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ZA957237B (en) | 1996-04-17 |
AU3206995A (en) | 1996-05-06 |
JPH10508666A (ja) | 1998-08-25 |
CA2198102A1 (en) | 1996-04-25 |
CN1160431A (zh) | 1997-09-24 |
WO1996012084A1 (en) | 1996-04-25 |
RU2126483C1 (ru) | 1999-02-20 |
EP0784733A1 (en) | 1997-07-23 |
AU683404B2 (en) | 1997-11-06 |
DE784733T1 (de) | 1998-01-02 |
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