IT1084098B - Disposizioni di tenuta per scalpelli ruotanti per trivellazioni - Google Patents

Disposizioni di tenuta per scalpelli ruotanti per trivellazioni

Info

Publication number
IT1084098B
IT1084098B IT50842/77A IT5084277A IT1084098B IT 1084098 B IT1084098 B IT 1084098B IT 50842/77 A IT50842/77 A IT 50842/77A IT 5084277 A IT5084277 A IT 5084277A IT 1084098 B IT1084098 B IT 1084098B
Authority
IT
Italy
Prior art keywords
drilling
seal
bit
materials
bearing
Prior art date
Application number
IT50842/77A
Other languages
English (en)
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Application granted granted Critical
Publication of IT1084098B publication Critical patent/IT1084098B/it

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
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by 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
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • 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
    • 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
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/3456—Pressing means without external means for pressing the ring against the face, e.g. slip-ring with a resilient lip
    • 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)
IT50842/77A 1976-11-01 1977-08-31 Disposizioni di tenuta per scalpelli ruotanti per trivellazioni IT1084098B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/737,634 US4073548A (en) 1976-11-01 1976-11-01 Sealing system for a rotary rock bit

Publications (1)

Publication Number Publication Date
IT1084098B true IT1084098B (it) 1985-05-25

Family

ID=24964660

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50842/77A IT1084098B (it) 1976-11-01 1977-08-31 Disposizioni di tenuta per scalpelli ruotanti per trivellazioni

Country Status (8)

Country Link
US (1) US4073548A (it)
CA (1) CA1064013A (it)
DE (1) DE2743688A1 (it)
FR (1) FR2369413A1 (it)
GB (1) GB1563751A (it)
IT (1) IT1084098B (it)
SE (1) SE7707473L (it)
SU (1) SU731910A3 (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199856A (en) * 1978-07-31 1980-04-29 Dresser Industries, Inc. Method of providing lubricant volume displacement system for a rotary rock bit
US4253710A (en) * 1979-10-09 1981-03-03 Dresser Industries, Inc. High temperature sealing system for a rotary rock bit
US4727942A (en) * 1986-11-05 1988-03-01 Hughes Tool Company Compensator for earth boring bits
US5027911A (en) * 1989-11-02 1991-07-02 Dresser Industries, Inc. Double seal with lubricant gap between seals for sealed rotary drill bits
US5141340A (en) * 1989-12-18 1992-08-25 Tonder Frederik S Van Roller bearing
CA2009987A1 (en) * 1990-02-14 1991-08-14 Kenneth M. White Journal bearing type rock bit
US5441120A (en) * 1994-08-31 1995-08-15 Dresser Industries, Inc. Roller cone rock bit having a sealing system with double elastomer seals
US5513715A (en) * 1994-08-31 1996-05-07 Dresser Industries, Inc. Flat seal for a roller cone rock bit
US5513711A (en) * 1994-08-31 1996-05-07 Williams; Mark E. Sealed and lubricated rotary cone drill bit having improved seal protection
US5636700A (en) * 1995-01-03 1997-06-10 Dresser Industries, Inc. Roller cone rock bit having improved cutter gauge face surface compacts and a method of construction
JP3006537B2 (ja) * 1996-05-17 2000-02-07 トヨタ自動車株式会社 回転部材と固定部材との間のシール構造
US6279671B1 (en) * 1999-03-01 2001-08-28 Amiya K. Panigrahi Roller cone bit with improved seal gland design
GB2374638B (en) * 2001-04-17 2004-10-06 Rolls Royce Plc Bearing assembly
US6698536B2 (en) 2001-10-01 2004-03-02 Smith International, Inc. Roller cone drill bit having lubrication contamination detector and lubrication positive pressure maintenance system
US7036613B2 (en) * 2003-09-12 2006-05-02 Reedhycalog, L.P. Lip seal for roller cone drill bit
US7721827B2 (en) * 2007-08-17 2010-05-25 Varel International Ind., L.P. Rock bit having a seal gland with a conical sealing surface
US10549361B2 (en) * 2016-06-01 2020-02-04 EIP Holdings, LLC Rotary cutting insert and support device
CA2982745C (en) * 2016-11-09 2024-06-18 Varel International Ind., L.P. Roller cone bit having gland for full seal capture
DE102018005972A1 (de) * 2018-07-20 2020-01-23 Hydac Technology Gmbh Schneidrolle

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3761145A (en) * 1972-03-06 1973-09-25 Murphy Ind Inc G Seal means for drill bit bearings
US3735825A (en) * 1972-03-07 1973-05-29 Dresser Ind Pressure equalizing system for rock bits
US3944306A (en) * 1974-12-16 1976-03-16 Smith International, Inc. Rock bit bearing seal

Also Published As

Publication number Publication date
US4073548A (en) 1978-02-14
FR2369413A1 (fr) 1978-05-26
GB1563751A (en) 1980-04-02
SE7707473L (sv) 1978-05-02
DE2743688A1 (de) 1978-05-03
SU731910A3 (ru) 1980-04-30
CA1064013A (en) 1979-10-09

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