NL179154C - Rotary boorkop. - Google Patents

Rotary boorkop.

Info

Publication number
NL179154C
NL179154C NLAANVRAGE7501815,A NL7501815A NL179154C NL 179154 C NL179154 C NL 179154C NL 7501815 A NL7501815 A NL 7501815A NL 179154 C NL179154 C NL 179154C
Authority
NL
Netherlands
Prior art keywords
bearing arrangement
bit body
rotary drill
drill chuck
bit
Prior art date
Application number
NLAANVRAGE7501815,A
Other languages
English (en)
Other versions
NL7501815A (nl
NL179154B (nl
Original Assignee
Skf Ind Trading & Dev
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Skf Ind Trading & Dev filed Critical Skf Ind Trading & Dev
Priority to NLAANVRAGE7501815,A priority Critical patent/NL179154C/nl
Priority to AU10704/76A priority patent/AU1070476A/en
Priority to ZA760676A priority patent/ZA76676B/xx
Priority to BR7600892A priority patent/BR7600892A/pt
Priority to FR7603992A priority patent/FR2300891A1/fr
Priority to SE7601615A priority patent/SE415500B/xx
Priority to CA245,703A priority patent/CA1054141A/en
Priority to US05/657,889 priority patent/US4035039A/en
Priority to DE2606004A priority patent/DE2606004C3/de
Priority to GB5993/76A priority patent/GB1531364A/en
Priority to JP51014996A priority patent/JPS5838596B2/ja
Priority to NO760492A priority patent/NO760492L/no
Publication of NL7501815A publication Critical patent/NL7501815A/nl
Publication of NL179154B publication Critical patent/NL179154B/nl
Application granted granted Critical
Publication of NL179154C publication Critical patent/NL179154C/nl

Links

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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/726—Sealings with means to vent the interior of the bearing
    • 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
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7886—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted outside the gap between the inner and outer races, e.g. sealing rings mounted to an end face or outer surface of a race
    • 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
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
NLAANVRAGE7501815,A 1975-02-17 1975-02-17 Rotary boorkop. NL179154C (nl)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NLAANVRAGE7501815,A NL179154C (nl) 1975-02-17 1975-02-17 Rotary boorkop.
AU10704/76A AU1070476A (en) 1975-02-17 1976-01-30 Roller bit bearing
ZA760676A ZA76676B (en) 1975-02-17 1976-02-05 Rock bit assembly
BR7600892A BR7600892A (pt) 1975-02-17 1976-02-12 Conjunto de broca para rochas
SE7601615A SE415500B (sv) 1975-02-17 1976-02-13 Bergborrkrona
CA245,703A CA1054141A (en) 1975-02-17 1976-02-13 Rock bit assembly
FR7603992A FR2300891A1 (fr) 1975-02-17 1976-02-13 Dispositif de trepan de forage
US05/657,889 US4035039A (en) 1975-02-17 1976-02-13 Rock bit assembly
DE2606004A DE2606004C3 (de) 1975-02-17 1976-02-14 Gesteinsbohrwerkzeug
GB5993/76A GB1531364A (en) 1975-02-17 1976-02-16 Drilling bit assembly
JP51014996A JPS5838596B2 (ja) 1975-02-17 1976-02-16 ロツクビツトアセンブリ
NO760492A NO760492L (nl) 1975-02-17 1976-02-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7501815,A NL179154C (nl) 1975-02-17 1975-02-17 Rotary boorkop.

Publications (3)

Publication Number Publication Date
NL7501815A NL7501815A (nl) 1976-08-19
NL179154B NL179154B (nl) 1986-02-17
NL179154C true NL179154C (nl) 1986-07-16

Family

ID=19823188

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7501815,A NL179154C (nl) 1975-02-17 1975-02-17 Rotary boorkop.

Country Status (12)

Country Link
US (1) US4035039A (nl)
JP (1) JPS5838596B2 (nl)
AU (1) AU1070476A (nl)
BR (1) BR7600892A (nl)
CA (1) CA1054141A (nl)
DE (1) DE2606004C3 (nl)
FR (1) FR2300891A1 (nl)
GB (1) GB1531364A (nl)
NL (1) NL179154C (nl)
NO (1) NO760492L (nl)
SE (1) SE415500B (nl)
ZA (1) ZA76676B (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL179409C (nl) 1976-04-12 1986-09-01 Skf Ind Trading & Dev Boorbeitel voor gesteente.
US4227772A (en) * 1977-04-20 1980-10-14 Amerace Corporation Pavement marker
DE2743825C2 (de) * 1977-09-29 1986-01-30 SKF GmbH, 8720 Schweinfurt Rollenmeißel
DE7826323U1 (de) * 1978-09-05 1978-12-14 Sandvik Gmbh, 4000 Duesseldorf Rollenmeissel
US4386663A (en) * 1981-02-25 1983-06-07 Hughes Tool Company Cooled journal bearing
US4738322A (en) * 1984-12-21 1988-04-19 Smith International Inc. Polycrystalline diamond bearing system for a roller cone rock bit
US5352045A (en) * 1993-01-06 1994-10-04 The Integrated Bearing Co. Ltd. Means of mounting a revolving cutting element
EP1719812B1 (en) * 2004-02-09 2018-04-04 NTN Corporation Grease
US7798254B2 (en) * 2008-01-03 2010-09-21 Atlas Copco Secoroc Llc Earth bit with hub and thrust units
DE102010034942A1 (de) * 2010-08-20 2012-02-23 Schaeffler Technologies Gmbh & Co. Kg Lager, speziell zur Verwendung unter Wasser
PL3494316T3 (pl) 2016-08-02 2022-09-19 Saint-Gobain Performance Plastics Corporation Łożysko

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1053319A (fr) * 1952-04-02 1954-02-02 Materiel De Forage Soc De Fab Dispositif de montage pour outils à molettes
US3047344A (en) * 1959-04-07 1962-07-31 Neyrpic Ets Drilling tools for turbine drills
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

Also Published As

Publication number Publication date
DE2606004C3 (de) 1980-05-08
BR7600892A (pt) 1976-09-14
SE7601615L (sv) 1976-08-18
JPS5838596B2 (ja) 1983-08-24
NL7501815A (nl) 1976-08-19
US4035039A (en) 1977-07-12
NL179154B (nl) 1986-02-17
NO760492L (nl) 1976-08-18
FR2300891B1 (nl) 1982-11-12
CA1054141A (en) 1979-05-08
GB1531364A (en) 1978-11-08
ZA76676B (en) 1977-04-27
DE2606004B2 (de) 1979-08-23
FR2300891A1 (fr) 1976-09-10
JPS51106602A (nl) 1976-09-21
AU1070476A (en) 1977-08-04
DE2606004A1 (de) 1976-08-19
SE415500B (sv) 1980-10-06

Similar Documents

Publication Publication Date Title
NL179154C (nl) Rotary boorkop.
GB2009286B (en) Rotary drill bits for drilling holes in the ground
AU513243B2 (en) Thrust bearing for roller cutter drill bit
CA1018149A (en) Combination rotary and percussion drill bit
AU459366B2 (en) Earth boring bit thrust bearing
SE7900922L (sv) Sett och anordning for stigortsdrivning
AU515597B2 (en) Rotary drill bit bearing
IT1174653B (it) Scalpello a rulli
SE8003193L (sv) Schaktborrsker med forbettrat skerlager- och tetningsarrangemang och skerinsatsarrangemang
SE8104791L (sv) Jordborr
GB781282A (en) Improved rotary cutting head for a boring machine
GB966286A (en) Drilling apparatus
SE7710129L (sv) Upprymningskrona for stigortsdrivning
GB1182791A (en) Stabilisers for Borehole Drilling.
SU512282A1 (ru) Буровое долото
GB712913A (en) Improvements in and relating to earth boring apparatus
GB2026576B (en) Earth boring bit with eccentrically machined bearing pin
JPS5410481A (en) Portable revetting tool
SU723089A1 (ru) Опора шарошечного долота
GB1292409A (en) A drilling apparatus for rotary drilling of robe holes and shafts
SU697681A1 (ru) Буровой снар д
SU597805A1 (ru) Герметизирующий узел опоры шарошки
NO140640C (no) Roterende borkrone for hydraulisk boring av hull i undergrunnsfjell
SU446621A1 (ru) Буровое шарошечное долото
SE7904516L (sv) Rullborrkrona med skerrullar

Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V2 Lapsed due to non-payment of the last due maintenance fee for the patent application