MX143677A - Mejoras en dispositivo para reducir la friccion entre planos de superficie que se deslizan uno contra otro en cojinetes - Google Patents

Mejoras en dispositivo para reducir la friccion entre planos de superficie que se deslizan uno contra otro en cojinetes

Info

Publication number
MX143677A
MX143677A MX168033A MX16803377A MX143677A MX 143677 A MX143677 A MX 143677A MX 168033 A MX168033 A MX 168033A MX 16803377 A MX16803377 A MX 16803377A MX 143677 A MX143677 A MX 143677A
Authority
MX
Mexico
Prior art keywords
bearings
slide
reduce friction
against another
surface planes
Prior art date
Application number
MX168033A
Other languages
English (en)
Inventor
Alf Henrik Svanstrom
Karl Erik Kangas
Original Assignee
Fagersta Secoroc Ab
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 Fagersta Secoroc Ab filed Critical Fagersta Secoroc Ab
Publication of MX143677A publication Critical patent/MX143677A/es

Links

Classifications

    • 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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/103—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep 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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/102—Construction relative to lubrication with grease as lubricant
    • 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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Sliding-Contact Bearings (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
MX168033A 1976-02-16 1977-02-14 Mejoras en dispositivo para reducir la friccion entre planos de superficie que se deslizan uno contra otro en cojinetes MX143677A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7601661A SE396982C (sv) 1976-02-16 1976-02-16 Glid- och trycklageranordning

Publications (1)

Publication Number Publication Date
MX143677A true MX143677A (es) 1981-06-24

Family

ID=20327000

Family Applications (1)

Application Number Title Priority Date Filing Date
MX168033A MX143677A (es) 1976-02-16 1977-02-14 Mejoras en dispositivo para reducir la friccion entre planos de superficie que se deslizan uno contra otro en cojinetes

Country Status (9)

Country Link
US (1) US4109974A (es)
AU (1) AU512783B2 (es)
BR (1) BR7700814A (es)
CA (1) CA1059499A (es)
FI (1) FI770236A (es)
MX (1) MX143677A (es)
NO (1) NO770487L (es)
SE (1) SE396982C (es)
ZA (1) ZA77481B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE412088B (sv) * 1977-06-03 1980-02-18 Sandvik Ab Lageranordning vid roterande borrkronor
US4333691A (en) * 1980-10-09 1982-06-08 Dresser Industries, Inc. Rotary rock bit with improved thrust flange
US4330158A (en) * 1980-10-09 1982-05-18 Dresser Industries, Inc. Rotary rock bit with improved thrust flange
US4412590A (en) * 1981-01-23 1983-11-01 Reed Rock Bit Company Rock bit internal lubricant pump
SE446646B (sv) * 1981-12-15 1986-09-29 Santrade Ltd Bergborrkrona och sett att tillverka denna
US4569601A (en) * 1982-09-01 1986-02-11 Dresser Industries, Inc. Wound wire bearing
JP2620976B2 (ja) * 1989-07-07 1997-06-18 株式会社豊田中央研究所 摺動部材
US5161898A (en) * 1991-07-05 1992-11-10 Camco International Inc. Aluminide coated bearing elements for roller cutter drill bits
US5944125A (en) * 1997-06-19 1999-08-31 Varel International, Inc. Rock bit with improved thrust face

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995917A (en) * 1973-11-23 1976-12-07 Smith International, Inc. Aluminum bronze bearing
US3990525A (en) * 1975-02-27 1976-11-09 Dresser Industries, Inc. Sealing system for a rotary rock bit

Also Published As

Publication number Publication date
FI770236A (es) 1977-08-17
CA1059499A (en) 1979-07-31
NO770487L (no) 1977-08-17
US4109974A (en) 1978-08-29
SE396982B (sv) 1977-10-10
AU512783B2 (en) 1980-10-30
SE396982C (sv) 1980-12-15
BR7700814A (pt) 1977-10-11
SE7601661L (sv) 1977-08-17
AU2178877A (en) 1978-08-10
ZA77481B (en) 1977-12-28

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