CL2009000003A1 - Una broca para tierra que comprende un vastago que porta una unidad de cubo que posee un par de cojinetes de rodillos colocados entre anillos de rodadura interior y exterior, incluyendo por lo menos uno de los anillos dos o mas piezas conectadas entre si, y cojinetes de rodillos de empuje; y metodo para montar un cono en una pata de conexion. - Google Patents
Una broca para tierra que comprende un vastago que porta una unidad de cubo que posee un par de cojinetes de rodillos colocados entre anillos de rodadura interior y exterior, incluyendo por lo menos uno de los anillos dos o mas piezas conectadas entre si, y cojinetes de rodillos de empuje; y metodo para montar un cono en una pata de conexion.Info
- Publication number
- CL2009000003A1 CL2009000003A1 CL2009000003A CL2009000003A CL2009000003A1 CL 2009000003 A1 CL2009000003 A1 CL 2009000003A1 CL 2009000003 A CL2009000003 A CL 2009000003A CL 2009000003 A CL2009000003 A CL 2009000003A CL 2009000003 A1 CL2009000003 A1 CL 2009000003A1
- Authority
- CL
- Chile
- Prior art keywords
- cone
- rings
- hub unit
- pair
- roller bearings
- Prior art date
Links
- 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/30—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for axial load mainly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
- F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
- F16C19/385—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
- F16C19/386—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/50—Other types of ball or roller bearings
- F16C19/507—Other types of ball or roller bearings with rolling elements journaled in one of the moving parts, e.g. stationary rollers to support a rotating part
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/545—Systems comprising at least one rolling bearing for radial load in combination with at least one rolling bearing for axial load
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/46—Cages for rollers or needles
- F16C33/4605—Details of interaction of cage and race, e.g. retention or centring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2352/00—Apparatus for drilling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Rolling Contact Bearings (AREA)
- Earth Drilling (AREA)
Abstract
UNA BROCA PARA TIERRA INCLUYE UN CONO MONTADO ROTATIVAMENTE EN UN VÁSTAGO CON UNA UNIDAD DE CUBO Y COJINETES DE RODILLOS DE<br /> EMPUJE: LA UNIDAD DE CUBO PUEDE MOVERSE ENTRE POSICIONES MONTADA Y DESMONTADA SOBRE EL VÁSTAGO COMO UNA SOLA UNIDAD, DE UNA MANERA REPETIBLE. LA UNIDAD DE CUBO INCLUYE UN PAR DE COJINETES DE RODILLOS COLOCADOS ENTRE ANILLOS DE RODADURA INTERIOR Y EXTERIOR. EL ANILLO DE RODADURA EXTERIOR INCLUYE UN REBAJE QUE SE EXTIENDE ALREDEDOR DE SU PERIFERIA EXTERIOR. UNA ESTRUCTURA SELLADORA ENCAJA EN FORMA DESLIZABLE CON EL REBAJE PARA PROVEER UN SELLO ENTRE EL CONO Y EL VÁSTAGO.<br />
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/968,804 US7798254B2 (en) | 2008-01-03 | 2008-01-03 | Earth bit with hub and thrust units |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2009000003A1 true CL2009000003A1 (es) | 2010-02-05 |
Family
ID=40824756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2009000003A CL2009000003A1 (es) | 2008-01-03 | 2009-01-02 | Una broca para tierra que comprende un vastago que porta una unidad de cubo que posee un par de cojinetes de rodillos colocados entre anillos de rodadura interior y exterior, incluyendo por lo menos uno de los anillos dos o mas piezas conectadas entre si, y cojinetes de rodillos de empuje; y metodo para montar un cono en una pata de conexion. |
Country Status (4)
Country | Link |
---|---|
US (1) | US7798254B2 (es) |
CL (1) | CL2009000003A1 (es) |
PE (1) | PE20100010A1 (es) |
WO (1) | WO2009086564A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2588705B1 (en) * | 2010-06-30 | 2020-03-04 | SKF USA Inc. | Bearing assembly for rotary drills |
US8955622B2 (en) | 2011-11-02 | 2015-02-17 | Baker Hughes Incorporated | Grease distribution system for roller cone bit passing through a retaining bore in the head |
US8950515B2 (en) | 2011-11-02 | 2015-02-10 | Baker Hughes Incorporated | Cone retention and tapered bearing preload system for roller cone bit |
US10458187B2 (en) * | 2015-02-27 | 2019-10-29 | Baker Hughes, A Ge Company, Llc | Seal assemblies for earth-boring tools, earth-boring tools so equipped, and related methods |
WO2016209693A1 (en) | 2015-06-26 | 2016-12-29 | Forum Us, Inc. | Cage for double-row spherical bearing |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2787502A (en) * | 1954-12-13 | 1957-04-02 | Central Mine Equipment Company | Cone bit head |
US3193028A (en) * | 1962-09-26 | 1965-07-06 | Exxon Production Research Co | Rotary drill bit |
US3550972A (en) * | 1968-11-12 | 1970-12-29 | Lawrence Mfg Co | Rock bit assembly |
US3572853A (en) * | 1969-03-12 | 1971-03-30 | Lawrence Mfg Co | Rock bit mounting assembly |
US3847235A (en) * | 1973-10-10 | 1974-11-12 | Kennametal Inc | Rolling type excavating tool |
US3963282A (en) * | 1975-02-13 | 1976-06-15 | Dresser Industries, Inc. | Cantilevered roller separator for rock bit bearings |
NL179154C (nl) * | 1975-02-17 | 1986-07-16 | Skf Ind Trading & Dev | Rotary boorkop. |
US3998500A (en) * | 1975-08-28 | 1976-12-21 | Smith International, Inc. | Mountable cone sub assembly |
US4136748A (en) * | 1977-11-07 | 1979-01-30 | The Timken Company | Roller-type rock bit and bearing arrangement therefor |
US4145094A (en) * | 1977-11-09 | 1979-03-20 | Smith International, Inc. | Rotary rock bit and method of making same |
DE2823698C2 (de) * | 1978-05-31 | 1981-09-17 | Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt | Rollenmeißel mit einem Einfülloch für Lagerrollen |
SE424756B (sv) * | 1980-12-03 | 1982-08-09 | Sandvik Ab | Bergborrkrona med kylning |
US4448268A (en) * | 1981-07-27 | 1984-05-15 | Dresser Industries, Inc. | Rock bit with bearing lubricant reservoir |
US4552233A (en) * | 1982-09-30 | 1985-11-12 | Warren A. Sturm | Rotary drill bit seal |
US4516640A (en) * | 1983-12-08 | 1985-05-14 | Santrade Ltd. | Rotary drill bit |
US4940099A (en) * | 1989-04-05 | 1990-07-10 | Reed Tool Company | Cutting elements for roller cutter drill bits |
US5137097A (en) * | 1990-10-30 | 1992-08-11 | Modular Engineering | Modular drill bit |
US5513711A (en) * | 1994-08-31 | 1996-05-07 | Williams; Mark E. | Sealed and lubricated rotary cone drill bit having improved seal protection |
US6196339B1 (en) * | 1995-12-19 | 2001-03-06 | Smith International, Inc. | Dual-seal drill bit pressure communication system |
SE516079C2 (sv) * | 1998-12-18 | 2001-11-12 | Sandvik Ab | Rullborrkrona |
US6408957B1 (en) * | 2000-08-23 | 2002-06-25 | Smith International, Inc. | Sealed bearing roller cone bit having anti-plugging device |
US6513607B2 (en) * | 2001-02-15 | 2003-02-04 | Baker Hughes Incorporated | Metal-face-seal rock bit |
CA2522019C (en) * | 2003-04-14 | 2011-03-22 | Allen Kent Rives | Nutating single cone drill bit |
-
2008
- 2008-01-03 US US11/968,804 patent/US7798254B2/en not_active Expired - Fee Related
-
2009
- 2009-01-02 CL CL2009000003A patent/CL2009000003A1/es unknown
- 2009-01-02 WO PCT/US2009/030043 patent/WO2009086564A1/en active Application Filing
- 2009-01-05 PE PE2009000005A patent/PE20100010A1/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO2009086564A1 (en) | 2009-07-09 |
US20090173546A1 (en) | 2009-07-09 |
US7798254B2 (en) | 2010-09-21 |
PE20100010A1 (es) | 2010-02-05 |
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